CI Summary

cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    def test_rename_column_atomicity(self):
        """
        Test that column renaming is atomically done between a table and its materialized views
        @jira_ticket CASSANDRA-12952
        """
        session = self.prepare(nodes=1, user_table=True, install_byteman=True)
        node = self.cluster.nodelist()[0]
    
        self._insert_data(session)
    
        assert_one(
            session,
            "SELECT * FROM users_by_state WHERE state = 'TX' AND username = 'user1'",
            ['TX', 'user1', 1968, 'f', 'ch@ngem3a', None]
        )
    
        # Rename a column with an injected byteman rule to kill the node after the first schema update
        self.fixture_dtest_setup.allow_log_errors = True
    
        script_version = '5_1' if self.cluster.version() >= LooseVersion('5.1') else '4x' if self.cluster.version() >= '4' else '3x'
        node.byteman_submit([mk_bman_path('merge_schema_failure_{}.btm'.format(script_version))])
        with pytest.raises(NoHostAvailable):
>           session.execute("ALTER TABLE users RENAME username TO user")

materialized_views_test.py:994: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

Failed: Timeout >900.0s-self = 

    def test_multi_partition_consistent_reads_after_write(self):
        """
        Tests consistency of multiple writes to a multiple partitions
    
        @jira_ticket CASSANDRA-10981
        """
>       self._consistent_reads_after_write_test(5)

materialized_views_test.py:2846: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 
num_partitions = 5

    def _consistent_reads_after_write_test(self, num_partitions):
    
        session = self.prepare()
        node1, node2, node3 = self.cluster.nodelist()
    
        # Test config
        lower = 0
        upper = 100000
        processes = 4
        queues = [None] * processes
        eachProcess = (upper - lower) // processes
    
        logger.debug("Creating schema")
        session.execute(
            ("CREATE KEYSPACE IF NOT EXISTS mvtest WITH replication = "
             "{'class': 'SimpleStrategy', 'replication_factor': '3'}")
        )
        session.execute(
            "CREATE TABLE mvtest.test1 (a int, b int, c int, d int, PRIMARY KEY (a,b))"
        )
        session.cluster.control_connection.wait_for_schema_agreement()
    
        insert1 = session.prepare("INSERT INTO mvtest.test1 (a,b,c,d) VALUES (?,?,?,?)")
        insert1.consistency_level = writeConsistency
    
        logger.debug("Writing data to base table")
        for i in range(upper // 10):
            self._do_row(insert1, i, num_partitions)
    
        logger.debug("Creating materialized view")
        session.execute(
            ('CREATE MATERIALIZED VIEW mvtest.mv1 AS '
             'SELECT a,b,c,d FROM mvtest.test1 WHERE a IS NOT NULL AND b IS NOT NULL AND '
             'c IS NOT NULL PRIMARY KEY (c,a,b)')
        )
        session.cluster.control_connection.wait_for_schema_agreement()
    
        logger.debug("Writing more data to base table")
        for i in range(upper // 10, upper):
            self._do_row(insert1, i, num_partitions)
    
        # Wait that all requests are done
        while self.num_request_done < upper:
>           time.sleep(1)
E           Failed: Timeout >900.0s

materialized_views_test.py:2891: Failed

cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    def test_rename_column_atomicity(self):
        """
        Test that column renaming is atomically done between a table and its materialized views
        @jira_ticket CASSANDRA-12952
        """
        session = self.prepare(nodes=1, user_table=True, install_byteman=True)
        node = self.cluster.nodelist()[0]
    
        self._insert_data(session)
    
        assert_one(
            session,
            "SELECT * FROM users_by_state WHERE state = 'TX' AND username = 'user1'",
            ['TX', 'user1', 1968, 'f', 'ch@ngem3a', None]
        )
    
        # Rename a column with an injected byteman rule to kill the node after the first schema update
        self.fixture_dtest_setup.allow_log_errors = True
    
        script_version = '5_1' if self.cluster.version() >= LooseVersion('5.1') else '4x' if self.cluster.version() >= '4' else '3x'
        node.byteman_submit([mk_bman_path('merge_schema_failure_{}.btm'.format(script_version))])
        with pytest.raises(NoHostAvailable):
>           session.execute("ALTER TABLE users RENAME username TO user")

materialized_views_test.py:994: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

cassandra.OperationTimedOut: errors={'Connection defunct by heartbeat': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    @since('3.0')
    def test_tracing_does_not_interfere_with_digest_calculation(self):
        """
        Test that enabling tracing doesn't interfere with digest responses when using RandomPartitioner.
        The use of a threadlocal MessageDigest for generating both DigestResponse messages and for
        calculating tokens meant that the DigestResponse was always incorrect when both RP and tracing
        were enabled, leading to unnecessary data reads.
    
        @jira_ticket CASSANDRA-13964
        """
        cluster = self.cluster
        cluster.populate(3)
        cluster.set_configuration_options(values={'write_request_timeout_in_ms': 30000,
                                                  'read_request_timeout_in_ms': 30000})
        cluster.set_partitioner("org.apache.cassandra.dht.RandomPartitioner")
        cluster.start(jvm_args=['-Dcassandra.wait_for_tracing_events_timeout_secs=15'])
    
        node1 = cluster.nodelist()[0]
        session = self.patient_cql_connection(node1)
        create_ks(session, 'ks', 3)
    
        session.execute("""
            CREATE TABLE ks.users (
                userid uuid PRIMARY KEY,
                firstname text,
                lastname text,
                age int
            );
        """)
    
        insert = session.prepare(
              "INSERT INTO ks.users (userid, firstname, lastname, age) "
              "VALUES (?, 'Frodo', 'Baggins', 32)")
        insert.consistency_level = ConsistencyLevel.ALL
    
        select = session.prepare(
              "SELECT firstname, lastname "
              "FROM ks.users WHERE userid = ?")
        select.consistency_level = ConsistencyLevel.ALL
    
        for _ in range(10):
            id = uuid4()
            session.execute(insert.bind((id,)), timeout=30)
>           res = session.execute(select.bind((id,)), timeout=30, trace=True)

read_repair_test.py:427: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'Connection defunct by heartbeat': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    def test_rename_column_atomicity(self):
        """
        Test that column renaming is atomically done between a table and its materialized views
        @jira_ticket CASSANDRA-12952
        """
        session = self.prepare(nodes=1, user_table=True, install_byteman=True)
        node = self.cluster.nodelist()[0]
    
        self._insert_data(session)
    
        assert_one(
            session,
            "SELECT * FROM users_by_state WHERE state = 'TX' AND username = 'user1'",
            ['TX', 'user1', 1968, 'f', 'ch@ngem3a', None]
        )
    
        # Rename a column with an injected byteman rule to kill the node after the first schema update
        self.fixture_dtest_setup.allow_log_errors = True
    
        script_version = '5_1' if self.cluster.version() >= LooseVersion('5.1') else '4x' if self.cluster.version() >= '4' else '3x'
        node.byteman_submit([mk_bman_path('merge_schema_failure_{}.btm'.format(script_version))])
        with pytest.raises(NoHostAvailable):
>           session.execute("ALTER TABLE users RENAME username TO user")

materialized_views_test.py:994: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

cassandra.OperationTimedOut: errors={'Connection defunct by heartbeat': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    @since('3.0')
    def test_tracing_does_not_interfere_with_digest_calculation(self):
        """
        Test that enabling tracing doesn't interfere with digest responses when using RandomPartitioner.
        The use of a threadlocal MessageDigest for generating both DigestResponse messages and for
        calculating tokens meant that the DigestResponse was always incorrect when both RP and tracing
        were enabled, leading to unnecessary data reads.
    
        @jira_ticket CASSANDRA-13964
        """
        cluster = self.cluster
        cluster.populate(3)
        cluster.set_configuration_options(values={'write_request_timeout_in_ms': 30000,
                                                  'read_request_timeout_in_ms': 30000})
        cluster.set_partitioner("org.apache.cassandra.dht.RandomPartitioner")
        cluster.start(jvm_args=['-Dcassandra.wait_for_tracing_events_timeout_secs=15'])
    
        node1 = cluster.nodelist()[0]
        session = self.patient_cql_connection(node1)
        create_ks(session, 'ks', 3)
    
        session.execute("""
            CREATE TABLE ks.users (
                userid uuid PRIMARY KEY,
                firstname text,
                lastname text,
                age int
            );
        """)
    
        insert = session.prepare(
              "INSERT INTO ks.users (userid, firstname, lastname, age) "
              "VALUES (?, 'Frodo', 'Baggins', 32)")
        insert.consistency_level = ConsistencyLevel.ALL
    
        select = session.prepare(
              "SELECT firstname, lastname "
              "FROM ks.users WHERE userid = ?")
        select.consistency_level = ConsistencyLevel.ALL
    
        for _ in range(10):
            id = uuid4()
            session.execute(insert.bind((id,)), timeout=30)
>           res = session.execute(select.bind((id,)), timeout=30, trace=True)

read_repair_test.py:427: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'Connection defunct by heartbeat': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    def test_rename_column_atomicity(self):
        """
        Test that column renaming is atomically done between a table and its materialized views
        @jira_ticket CASSANDRA-12952
        """
        session = self.prepare(nodes=1, user_table=True, install_byteman=True)
        node = self.cluster.nodelist()[0]
    
        self._insert_data(session)
    
        assert_one(
            session,
            "SELECT * FROM users_by_state WHERE state = 'TX' AND username = 'user1'",
            ['TX', 'user1', 1968, 'f', 'ch@ngem3a', None]
        )
    
        # Rename a column with an injected byteman rule to kill the node after the first schema update
        self.fixture_dtest_setup.allow_log_errors = True
    
        script_version = '5_1' if self.cluster.version() >= LooseVersion('5.1') else '4x' if self.cluster.version() >= '4' else '3x'
        node.byteman_submit([mk_bman_path('merge_schema_failure_{}.btm'.format(script_version))])
        with pytest.raises(NoHostAvailable):
>           session.execute("ALTER TABLE users RENAME username TO user")

materialized_views_test.py:994: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    def test_rename_column_atomicity(self):
        """
        Test that column renaming is atomically done between a table and its materialized views
        @jira_ticket CASSANDRA-12952
        """
        session = self.prepare(nodes=1, user_table=True, install_byteman=True)
        node = self.cluster.nodelist()[0]
    
        self._insert_data(session)
    
        assert_one(
            session,
            "SELECT * FROM users_by_state WHERE state = 'TX' AND username = 'user1'",
            ['TX', 'user1', 1968, 'f', 'ch@ngem3a', None]
        )
    
        # Rename a column with an injected byteman rule to kill the node after the first schema update
        self.fixture_dtest_setup.allow_log_errors = True
    
        script_version = '5_1' if self.cluster.version() >= LooseVersion('5.1') else '4x' if self.cluster.version() >= '4' else '3x'
        node.byteman_submit([mk_bman_path('merge_schema_failure_{}.btm'.format(script_version))])
        with pytest.raises(NoHostAvailable):
>           session.execute("ALTER TABLE users RENAME username TO user")

materialized_views_test.py:994: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042-self = 

    def test_rename_column_atomicity(self):
        """
        Test that column renaming is atomically done between a table and its materialized views
        @jira_ticket CASSANDRA-12952
        """
        session = self.prepare(nodes=1, user_table=True, install_byteman=True)
        node = self.cluster.nodelist()[0]
    
        self._insert_data(session)
    
        assert_one(
            session,
            "SELECT * FROM users_by_state WHERE state = 'TX' AND username = 'user1'",
            ['TX', 'user1', 1968, 'f', 'ch@ngem3a', None]
        )
    
        # Rename a column with an injected byteman rule to kill the node after the first schema update
        self.fixture_dtest_setup.allow_log_errors = True
    
        script_version = '5_1' if self.cluster.version() >= LooseVersion('5.1') else '4x' if self.cluster.version() >= '4' else '3x'
        node.byteman_submit([mk_bman_path('merge_schema_failure_{}.btm'.format(script_version))])
        with pytest.raises(NoHostAvailable):
>           session.execute("ALTER TABLE users RENAME username TO user")

materialized_views_test.py:994: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:2618: in execute
    return self.execute_async(query, parameters, trace, custom_payload, timeout, execution_profile, paging_state, host, execute_as).result()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = 

    def result(self):
        """
        Return the final result or raise an Exception if errors were
        encountered.  If the final result or error has not been set
        yet, this method will block until it is set, or the timeout
        set for the request expires.
    
        Timeout is specified in the Session request execution functions.
        If the timeout is exceeded, an :exc:`cassandra.OperationTimedOut` will be raised.
        This is a client-side timeout. For more information
        about server-side coordinator timeouts, see :class:`.policies.RetryPolicy`.
    
        Example usage::
    
            >>> future = session.execute_async("SELECT * FROM mycf")
            >>> # do other stuff...
    
            >>> try:
            ...     rows = future.result()
            ...     for row in rows:
            ...         ... # process results
            ... except Exception:
            ...     log.exception("Operation failed:")
    
        """
        self._event.wait()
        if self._final_result is not _NOT_SET:
            return ResultSet(self, self._final_result)
        else:
>           raise self._final_exception
E           cassandra.OperationTimedOut: errors={'127.0.0.1:9042': 'Client request timeout. See Session.execute[_async](timeout)'}, last_host=127.0.0.1:9042

../cassandra/build/venv/src/cassandra-driver/cassandra/cluster.py:4894: OperationTimedOut

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.CompactStorageColumnDeleteTest.testColumnDeleteWithCompactStorage(CompactStorageColumnDeleteTest.java:58)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.CompactStorageHiddenColumnTest.testHiddenColumnWithCompactStorage(CompactStorageHiddenColumnTest.java:59)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.CompactStorageImplicitNullInClusteringTest.testImplicitNullInClusteringWithCompactStorage(CompactStorageImplicitNullInClusteringTest.java:46)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.CompactStoragePagingTest.testPagingWithCompactStorage(CompactStoragePagingTest.java:53)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.CompactStoragePagingWithProtocolTester.testPagingWithCompactStorageMultipleClusterings(CompactStoragePagingWithProtocolTester.java:104)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.CompactStoragePagingWithProtocolTester.testPagingWithCompactStorageSingleClustering(CompactStoragePagingWithProtocolTester.java:76)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.CompactStoragePagingWithProtocolTester.testPagingWithCompactStorageWithoutClustering(CompactStoragePagingWithProtocolTester.java:127)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.GroupByTest.testReads(GroupByTest.java:59)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeAvailabilityTestBase.testAvailability(MixedModeAvailabilityTestBase.java:128)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeAvailabilityTestBase.testAvailability(MixedModeAvailabilityTestBase.java:128)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeConsistencyV30Test.testConsistency(MixedModeConsistencyV30Test.java:64)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeBatchTestBase.testSimpleStrategy(MixedModeBatchTestBase.java:78)
	at org.apache.cassandra.distributed.upgrade.MixedModeBatchTestBase.testSimpleStrategy(MixedModeBatchTestBase.java:48)
	at org.apache.cassandra.distributed.upgrade.MixedModeFrom3LoggedBatchTest.testSimpleStrategy(MixedModeFrom3LoggedBatchTest.java:34)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeFrom3ReplicationTest.testSimpleStrategy(MixedModeFrom3ReplicationTest.java:80)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeMessageForwardTest.checkWritesForwardedToOtherDcTest(MixedModeMessageForwardTest.java:121)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeReadRepairDeleteTest.mixedModeReadRepairDeletePartition(MixedModeReadRepairDeleteTest.java:113)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeReadRepairDeleteTest.mixedModeReadRepairDeleteRow(MixedModeReadRepairDeleteTest.java:72)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeReadRepairWriteTest.mixedModeReadRepairInsert(MixedModeReadRepairWriteTest.java:64)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeReadRepairWriteTest.mixedModeReadRepairUpdate(MixedModeReadRepairWriteTest.java:103)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeRepairTest.testRepairDuringMajorUpgrade(MixedModeRepairTest.java:128)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeTTLOverflowUpgradeTestBase.testTTLOverflow(MixedModeTTLOverflowUpgradeTestBase.java:100)
	at org.apache.cassandra.distributed.upgrade.MixedModeTTLOverflowAfterUpgradeTest.testTTLOverflowAfterUpgrade(MixedModeTTLOverflowAfterUpgradeTest.java:31)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.MixedModeTTLOverflowUpgradeTestBase.testTTLOverflow(MixedModeTTLOverflowUpgradeTestBase.java:100)
	at org.apache.cassandra.distributed.upgrade.MixedModeTTLOverflowDuringUpgradeTest.testTTLOverflowDuringUpgrade(MixedModeTTLOverflowDuringUpgradeTest.java:31)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)

java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor-java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:239)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.transferAdhocPropagate(IsolatedExecutor.java:204)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.newInstance(AbstractCluster.java:317)
	at org.apache.cassandra.distributed.impl.AbstractCluster$Wrapper.(AbstractCluster.java:301)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:46)
	at org.apache.cassandra.distributed.UpgradeableCluster.newInstanceWrapper(UpgradeableCluster.java:36)
	at org.apache.cassandra.distributed.impl.AbstractCluster.newInstanceWrapperInternal(AbstractCluster.java:649)
	at org.apache.cassandra.distributed.impl.AbstractCluster.(AbstractCluster.java:573)
	at org.apache.cassandra.distributed.UpgradeableCluster.(UpgradeableCluster.java:40)
	at org.apache.cassandra.distributed.UpgradeableCluster$Builder.lambda$new$0(UpgradeableCluster.java:86)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.createWithoutStarting(AbstractBuilder.java:183)
	at org.apache.cassandra.distributed.impl.AbstractCluster$AbstractBuilder.createWithoutStarting(AbstractCluster.java:259)
	at org.apache.cassandra.distributed.shared.AbstractBuilder.start(AbstractBuilder.java:165)
	at org.apache.cassandra.distributed.UpgradeableCluster.create(UpgradeableCluster.java:73)
	at org.apache.cassandra.distributed.upgrade.UpgradeTestBase$TestCase.run(UpgradeTestBase.java:343)
	at org.apache.cassandra.distributed.upgrade.UpgradeTest.simpleUpgradeWithNetworkAndGossipTest(UpgradeTest.java:50)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Caused by: java.lang.ClassNotFoundException: org.apache.cassandra.distributed.impl.IsolatedExecutor
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.findClass(InstanceClassLoader.java:143)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClassInternal(InstanceClassLoader.java:126)
	at org.apache.cassandra.distributed.shared.InstanceClassLoader.loadClass(InstanceClassLoader.java:112)
	at org.apache.cassandra.distributed.impl.IsolatedExecutor.lookupDeserializeOneObject(IsolatedExecutor.java:235)