[ 
https://issues.apache.org/jira/browse/DISPATCH-2016?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17309552#comment-17309552
 ] 

Ganesh Murthy commented on DISPATCH-2016:
-----------------------------------------

It is difficult to completely fix this issue. This fix tries to make this error 
happen less likely.

> [test] system_test Tester.get_port() returns ports that fail with 'Address 
> already in use' error
> ------------------------------------------------------------------------------------------------
>
>                 Key: DISPATCH-2016
>                 URL: https://issues.apache.org/jira/browse/DISPATCH-2016
>             Project: Qpid Dispatch
>          Issue Type: Bug
>          Components: Protocol Adaptors
>    Affects Versions: 1.15.0
>            Reporter: Jiri Daněk
>            Assignee: Charles E. Rolke
>            Priority: Major
>
> https://travis-ci.com/github/apache/qpid-dispatch/jobs/493244147#L6132
> {noformat}
> 71: Test command: /usr/bin/python3.8 
> "/home/travis/build/apache/qpid-dispatch/build/tests/run.py" "-m" "unittest" 
> "-v" "system_tests_tcp_adaptor"
> 71: Test timeout computed to be: 600
> 71: 2021-03-24 07:44:00.049260 SERVER (info) Container Name: TCP_TEST
> 71: 2021-03-24 07:44:00.049555 TCP_TEST INTA_amqp=29181
> 71: 2021-03-24 07:44:00.049645 TCP_TEST INTA_echo_server=29182
> 71: 2021-03-24 07:44:00.049708 TCP_TEST INTA_echo_listener_for_INTA=29183
> 71: 2021-03-24 07:44:00.049813 TCP_TEST INTA_echo_listener_for_INTB=29184
> 71: 2021-03-24 07:44:00.049871 TCP_TEST INTA_echo_listener_for_INTC=29185
> 71: 2021-03-24 07:44:00.049920 TCP_TEST INTA_echo_listener_for_EA1=29186
> 71: 2021-03-24 07:44:00.049959 TCP_TEST INTA_echo_listener_for_EA2=29187
> 71: 2021-03-24 07:44:00.049993 TCP_TEST INTA_echo_listener_for_EB1=29188
> 71: 2021-03-24 07:44:00.050025 TCP_TEST INTA_echo_listener_for_EB2=29189
> 71: 2021-03-24 07:44:00.050057 TCP_TEST INTA_echo_listener_for_EC1=29190
> 71: 2021-03-24 07:44:00.050089 TCP_TEST INTA_echo_listener_for_EC2=29191
> 71: 2021-03-24 07:44:00.050122 TCP_TEST INTA_nodest_listener=29192
> 71: 2021-03-24 07:44:00.050159 TCP_TEST INTB_amqp=29193
> 71: 2021-03-24 07:44:00.050194 TCP_TEST INTB_echo_server=29194
> 71: 2021-03-24 07:44:00.050229 TCP_TEST INTB_echo_listener_for_INTA=29195
> 71: 2021-03-24 07:44:00.050266 TCP_TEST INTB_echo_listener_for_INTB=29196
> 71: 2021-03-24 07:44:00.050302 TCP_TEST INTB_echo_listener_for_INTC=29197
> 71: 2021-03-24 07:44:00.050336 TCP_TEST INTB_echo_listener_for_EA1=29198
> 71: 2021-03-24 07:44:00.050371 TCP_TEST INTB_echo_listener_for_EA2=29199
> 71: 2021-03-24 07:44:00.050409 TCP_TEST INTB_echo_listener_for_EB1=29200
> 71: 2021-03-24 07:44:00.050443 TCP_TEST INTB_echo_listener_for_EB2=29201
> 71: 2021-03-24 07:44:00.050480 TCP_TEST INTB_echo_listener_for_EC1=29202
> 71: 2021-03-24 07:44:00.050530 TCP_TEST INTB_echo_listener_for_EC2=29203
> 71: 2021-03-24 07:44:00.050569 TCP_TEST INTB_nodest_listener=29204
> 71: 2021-03-24 07:44:00.050606 TCP_TEST INTC_amqp=29205
> 71: 2021-03-24 07:44:00.050640 TCP_TEST INTC_echo_server=29206
> 71: 2021-03-24 07:44:00.050681 TCP_TEST INTC_echo_listener_for_INTA=29207
> 71: 2021-03-24 07:44:00.050719 TCP_TEST INTC_echo_listener_for_INTB=29208
> 71: 2021-03-24 07:44:00.050757 TCP_TEST INTC_echo_listener_for_INTC=29209
> 71: 2021-03-24 07:44:00.050796 TCP_TEST INTC_echo_listener_for_EA1=29210
> 71: 2021-03-24 07:44:00.050831 TCP_TEST INTC_echo_listener_for_EA2=29211
> 71: 2021-03-24 07:44:00.050868 TCP_TEST INTC_echo_listener_for_EB1=29212
> 71: 2021-03-24 07:44:00.050905 TCP_TEST INTC_echo_listener_for_EB2=29213
> 71: 2021-03-24 07:44:00.050943 TCP_TEST INTC_echo_listener_for_EC1=29214
> 71: 2021-03-24 07:44:00.050982 TCP_TEST INTC_echo_listener_for_EC2=29215
> 71: 2021-03-24 07:44:00.051032 TCP_TEST INTC_nodest_listener=29216
> 71: 2021-03-24 07:44:00.051113 TCP_TEST EA1_amqp=29217
> 71: 2021-03-24 07:44:00.051154 TCP_TEST EA1_echo_server=29218
> 71: 2021-03-24 07:44:00.051207 TCP_TEST EA1_echo_listener_for_INTA=29219
> 71: 2021-03-24 07:44:00.051246 TCP_TEST EA1_echo_listener_for_INTB=29220
> 71: 2021-03-24 07:44:00.051284 TCP_TEST EA1_echo_listener_for_INTC=29221
> 71: 2021-03-24 07:44:00.051321 TCP_TEST EA1_echo_listener_for_EA1=29222
> 71: 2021-03-24 07:44:00.051363 TCP_TEST EA1_echo_listener_for_EA2=29223
> 71: 2021-03-24 07:44:00.051403 TCP_TEST EA1_echo_listener_for_EB1=29224
> 71: 2021-03-24 07:44:00.051439 TCP_TEST EA1_echo_listener_for_EB2=29225
> 71: 2021-03-24 07:44:00.051503 TCP_TEST EA1_echo_listener_for_EC1=29226
> 71: 2021-03-24 07:44:00.051550 TCP_TEST EA1_echo_listener_for_EC2=29227
> 71: 2021-03-24 07:44:00.051589 TCP_TEST EA1_nodest_listener=29228
> 71: 2021-03-24 07:44:00.051628 TCP_TEST EA2_amqp=29229
> 71: 2021-03-24 07:44:00.051667 TCP_TEST EA2_echo_server=29230
> 71: 2021-03-24 07:44:00.051702 TCP_TEST EA2_echo_listener_for_INTA=29231
> 71: 2021-03-24 07:44:00.051753 TCP_TEST EA2_echo_listener_for_INTB=29232
> 71: 2021-03-24 07:44:00.051796 TCP_TEST EA2_echo_listener_for_INTC=29233
> 71: 2021-03-24 07:44:00.051833 TCP_TEST EA2_echo_listener_for_EA1=29234
> 71: 2021-03-24 07:44:00.051870 TCP_TEST EA2_echo_listener_for_EA2=29235
> 71: 2021-03-24 07:44:00.051909 TCP_TEST EA2_echo_listener_for_EB1=29236
> 71: 2021-03-24 07:44:00.051947 TCP_TEST EA2_echo_listener_for_EB2=29237
> 71: 2021-03-24 07:44:00.051996 TCP_TEST EA2_echo_listener_for_EC1=29238
> 71: 2021-03-24 07:44:00.052043 TCP_TEST EA2_echo_listener_for_EC2=29239
> 71: 2021-03-24 07:44:00.052081 TCP_TEST EA2_nodest_listener=29240
> 71: 2021-03-24 07:44:00.052118 TCP_TEST EB1_amqp=29241
> 71: 2021-03-24 07:44:00.052156 TCP_TEST EB1_echo_server=29242
> 71: 2021-03-24 07:44:00.052202 TCP_TEST EB1_echo_listener_for_INTA=29243
> 71: 2021-03-24 07:44:00.052240 TCP_TEST EB1_echo_listener_for_INTB=29244
> 71: 2021-03-24 07:44:00.052294 TCP_TEST EB1_echo_listener_for_INTC=29245
> 71: 2021-03-24 07:44:00.052334 TCP_TEST EB1_echo_listener_for_EA1=29246
> 71: 2021-03-24 07:44:00.052372 TCP_TEST EB1_echo_listener_for_EA2=29247
> 71: 2021-03-24 07:44:00.052410 TCP_TEST EB1_echo_listener_for_EB1=29248
> 71: 2021-03-24 07:44:00.052449 TCP_TEST EB1_echo_listener_for_EB2=29249
> 71: 2021-03-24 07:44:00.052486 TCP_TEST EB1_echo_listener_for_EC1=29250
> 71: 2021-03-24 07:44:00.052536 TCP_TEST EB1_echo_listener_for_EC2=29251
> 71: 2021-03-24 07:44:00.052594 TCP_TEST EB1_nodest_listener=29252
> 71: 2021-03-24 07:44:00.052632 TCP_TEST EB2_amqp=29253
> 71: 2021-03-24 07:44:00.052698 TCP_TEST EB2_echo_server=29254
> 71: 2021-03-24 07:44:00.052738 TCP_TEST EB2_echo_listener_for_INTA=29255
> 71: 2021-03-24 07:44:00.052776 TCP_TEST EB2_echo_listener_for_INTB=29256
> 71: 2021-03-24 07:44:00.052829 TCP_TEST EB2_echo_listener_for_INTC=29257
> 71: 2021-03-24 07:44:00.052869 TCP_TEST EB2_echo_listener_for_EA1=29258
> 71: 2021-03-24 07:44:00.052906 TCP_TEST EB2_echo_listener_for_EA2=29259
> 71: 2021-03-24 07:44:00.052943 TCP_TEST EB2_echo_listener_for_EB1=29260
> 71: 2021-03-24 07:44:00.052986 TCP_TEST EB2_echo_listener_for_EB2=29261
> 71: 2021-03-24 07:44:00.053024 TCP_TEST EB2_echo_listener_for_EC1=29262
> 71: 2021-03-24 07:44:00.053061 TCP_TEST EB2_echo_listener_for_EC2=29263
> 71: 2021-03-24 07:44:00.053097 TCP_TEST EB2_nodest_listener=29264
> 71: 2021-03-24 07:44:00.053153 TCP_TEST EC1_amqp=29265
> 71: 2021-03-24 07:44:00.053193 TCP_TEST EC1_echo_server=29266
> 71: 2021-03-24 07:44:00.053231 TCP_TEST EC1_echo_listener_for_INTA=29267
> 71: 2021-03-24 07:44:00.053275 TCP_TEST EC1_echo_listener_for_INTB=29268
> 71: 2021-03-24 07:44:00.053313 TCP_TEST EC1_echo_listener_for_INTC=29269
> 71: 2021-03-24 07:44:00.053352 TCP_TEST EC1_echo_listener_for_EA1=29270
> 71: 2021-03-24 07:44:00.053405 TCP_TEST EC1_echo_listener_for_EA2=29271
> 71: 2021-03-24 07:44:00.053443 TCP_TEST EC1_echo_listener_for_EB1=29272
> 71: 2021-03-24 07:44:00.053481 TCP_TEST EC1_echo_listener_for_EB2=29273
> 71: 2021-03-24 07:44:00.053541 TCP_TEST EC1_echo_listener_for_EC1=29274
> 71: 2021-03-24 07:44:00.053581 TCP_TEST EC1_echo_listener_for_EC2=29275
> 71: 2021-03-24 07:44:00.053620 TCP_TEST EC1_nodest_listener=29276
> 71: 2021-03-24 07:44:00.053681 TCP_TEST EC2_amqp=29277
> 71: 2021-03-24 07:44:00.053720 TCP_TEST EC2_echo_server=29278
> 71: 2021-03-24 07:44:00.053759 TCP_TEST EC2_echo_listener_for_INTA=29279
> 71: 2021-03-24 07:44:00.053807 TCP_TEST EC2_echo_listener_for_INTB=29280
> 71: 2021-03-24 07:44:00.053846 TCP_TEST EC2_echo_listener_for_INTC=29281
> 71: 2021-03-24 07:44:00.053885 TCP_TEST EC2_echo_listener_for_EA1=29282
> 71: 2021-03-24 07:44:00.053945 TCP_TEST EC2_echo_listener_for_EA2=29283
> 71: 2021-03-24 07:44:00.053986 TCP_TEST EC2_echo_listener_for_EB1=29284
> 71: 2021-03-24 07:44:00.054024 TCP_TEST EC2_echo_listener_for_EB2=29285
> 71: 2021-03-24 07:44:00.054062 TCP_TEST EC2_echo_listener_for_EC1=29286
> 71: 2021-03-24 07:44:00.054100 TCP_TEST EC2_echo_listener_for_EC2=29287
> 71: 2021-03-24 07:44:00.054138 TCP_TEST EC2_nodest_listener=29288
> 71: 2021-03-24 07:44:00.054189 TCP_TEST inter_router_port_AB=29289
> 71: 2021-03-24 07:44:00.054229 TCP_TEST inter_router_port_BC=29290
> 71: 2021-03-24 07:44:00.054268 TCP_TEST INTA_edge_port=29291
> 71: 2021-03-24 07:44:00.054307 TCP_TEST INTB_edge_port=29292
> 71: 2021-03-24 07:44:00.054345 TCP_TEST INTC_edge_port=29293
> 71: 2021-03-24 07:44:00.054383 TCP_TEST EC2_conn_stall_connector_port29294
> 71: 2021-03-24 07:44:00.054423 TCP_TEST INTA_conn_stall_listener_port29295
> 71: 2021-03-24 07:44:00.054480 TCP_TEST EC2_conn_stall_listener_port29296
> 71: 2021-03-24 07:44:01.418067 TCP_TEST INTA waiting for connection to INTB
> 71: 2021-03-24 07:44:02.456059 TCP_TEST INTB waiting for connection to INTA
> 71: 2021-03-24 07:44:02.497597 TCP_TEST INTB waiting for connection to INTC
> 71: 2021-03-24 07:44:02.510587 TCP_TEST INTC waiting for connection to INTB
> 71: 2021-03-24 07:44:02.537521 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_INTA'
> 71: 2021-03-24 07:44:02.538249 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_INTB'
> 71: 2021-03-24 07:44:02.538735 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_INTC'
> 71: 2021-03-24 07:44:02.539011 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_EA1'
> 71: 2021-03-24 07:44:02.539381 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_EA2'
> 71: 2021-03-24 07:44:02.540347 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_EB1'
> 71: 2021-03-24 07:44:02.540860 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_EB2'
> 71: 2021-03-24 07:44:02.541140 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_EC1'
> 71: 2021-03-24 07:44:02.541986 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor ES_EC2'
> 71: 2021-03-24 07:44:02.542613 TCP_TEST Launching echo server 'ECHO_SERVER 
> TcpAdaptor NS_EC2_CONN_STALL'
> 71: 2021-03-24 07:44:02.543152 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:02.653085 TCP_TEST Router INTA sees only 3 of 9 
> addresses. Waiting for ['INTB', 'INTC', 'EB1', 'EB2', 'EC1', 'EC2']
> 71: 2021-03-24 07:44:02.764194 TCP_TEST Router INTB sees only 6 of 9 
> addresses. Waiting for ['INTC', 'EC1', 'EC2']
> 71: 2021-03-24 07:44:02.876822 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:02.877007 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:02.989474 TCP_TEST Router INTA sees only 3 of 9 
> addresses. Waiting for ['INTB', 'INTC', 'EB1', 'EB2', 'EC1', 'EC2']
> 71: 2021-03-24 07:44:03.100376 TCP_TEST Router INTB sees only 6 of 9 
> addresses. Waiting for ['INTC', 'EC1', 'EC2']
> 71: 2021-03-24 07:44:03.218186 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:03.218457 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:03.552345 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:03.552507 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:03.883913 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:03.884094 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:04.221985 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:04.222167 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:04.555546 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:04.555722 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:04.885826 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:04.885996 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:05.220483 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:05.220682 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:05.564161 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:05.564436 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:05.899782 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:05.899961 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:06.239895 TCP_TEST Router INTC sees only 6 of 9 
> addresses. Waiting for ['INTA', 'EA1', 'EA2']
> 71: 2021-03-24 07:44:06.240090 TCP_TEST Poll wait for echo server addresses 
> to propagate
> 71: 2021-03-24 07:44:06.585638 TCP_TEST Done poll wait
> 71: test_01_tcp_basic_connectivity (system_tests_tcp_adaptor.TcpAdaptor)
> 71: Echo a series of 1-byte messages, one at a time, to prove general 
> connectivity. ... 2021-03-24 07:44:06.586284 TCP_TEST 
> test_01_tcp_basic_connectivity Start test_01_tcp_INTA_INTA
> 71: 2021-03-24 07:44:06.586404 TCP_TEST test_01_tcp_INTA_INTA Start 
> do_tcp_echo_n_routers
> 71: 2021-03-24 07:44:06.586477 TCP_TEST test_01_tcp_INTA_INTA Running pair 0 
> INTA->INTA size=1 count=1
> 71: 2021-03-24 07:44:06.586773 ECHO_CLIENT test_01_tcp_INTA_INTA_0_1_1 Client 
> is starting up
> 71: 2021-03-24 07:44:06.586943 ECHO_CLIENT test_01_tcp_INTA_INTA_0_1_1 
> Connecting to host:localhost, port:29183, size:1, count:1
> 71: 2021-03-24 07:44:06.587629 ECHO_CLIENT test_01_tcp_INTA_INTA_0_1_1 Sent 
> message 0
> 71: 2021-03-24 07:44:06.592461 ECHO_CLIENT test_01_tcp_INTA_INTA_0_1_1 Rcvd 
> message 0
> 71: 2021-03-24 07:44:06.688706 TCP_TEST test_01_tcp_INTA_INTA Server 
> ECHO_SERVER TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor 
> ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback (most 
> recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:06.688929 ECHO_CLIENT test_01_tcp_INTA_INTA_0_1_1 Client 
> is shutting down
> 71: 2021-03-24 07:44:06.689042 TCP_TEST test_01_tcp_INTA_INTA failed: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: FAIL
> 71: test_10_tcp_INTA_INTA_100 (system_tests_tcp_adaptor.TcpAdaptor) ... 
> 2021-03-24 07:44:06.690588 TCP_TEST Start test_10_tcp_INTA_INTA_100
> 71: 2021-03-24 07:44:06.690723 TCP_TEST test_10_tcp_INTA_INTA_100 Start 
> do_tcp_echo_n_routers
> 71: 2021-03-24 07:44:06.690791 TCP_TEST test_10_tcp_INTA_INTA_100 Running 
> pair 0 INTA->INTA size=100 count=1
> 71: 2021-03-24 07:44:06.691001 ECHO_CLIENT test_10_tcp_INTA_INTA_100_0_100_1 
> Client is starting up
> 71: 2021-03-24 07:44:06.691171 ECHO_CLIENT test_10_tcp_INTA_INTA_100_0_100_1 
> Connecting to host:localhost, port:29183, size:100, count:1
> 71: 2021-03-24 07:44:06.691790 ECHO_CLIENT test_10_tcp_INTA_INTA_100_0_100_1 
> Sent message 0
> 71: 2021-03-24 07:44:06.696360 ECHO_CLIENT test_10_tcp_INTA_INTA_100_0_100_1 
> Rcvd message 0
> 71: 2021-03-24 07:44:06.791234 TCP_TEST test_10_tcp_INTA_INTA_100 Server 
> ECHO_SERVER TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor 
> ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback (most 
> recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:06.791475 ECHO_CLIENT test_10_tcp_INTA_INTA_100_0_100_1 
> Client is shutting down
> 71: 2021-03-24 07:44:06.791572 TCP_TEST test_10_tcp_INTA_INTA_100 failed: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: FAIL
> 71: test_11_tcp_INTA_INTA_1000 (system_tests_tcp_adaptor.TcpAdaptor) ... 
> 2021-03-24 07:44:06.792103 TCP_TEST Start test_11_tcp_INTA_INTA_1000
> 71: 2021-03-24 07:44:06.792207 TCP_TEST test_11_tcp_INTA_INTA_1000 Start 
> do_tcp_echo_n_routers
> 71: 2021-03-24 07:44:06.792269 TCP_TEST test_11_tcp_INTA_INTA_1000 Running 
> pair 0 INTA->INTA size=1000 count=1
> 71: 2021-03-24 07:44:06.792472 ECHO_CLIENT 
> test_11_tcp_INTA_INTA_1000_0_1000_1 Client is starting up
> 71: 2021-03-24 07:44:06.792606 ECHO_CLIENT 
> test_11_tcp_INTA_INTA_1000_0_1000_1 Connecting to host:localhost, port:29183, 
> size:1000, count:1
> 71: 2021-03-24 07:44:06.792984 ECHO_CLIENT 
> test_11_tcp_INTA_INTA_1000_0_1000_1 Sent message 0
> 71: 2021-03-24 07:44:06.797502 ECHO_CLIENT 
> test_11_tcp_INTA_INTA_1000_0_1000_1 Rcvd message 0
> 71: 2021-03-24 07:44:06.892725 TCP_TEST test_11_tcp_INTA_INTA_1000 Server 
> ECHO_SERVER TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor 
> ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback (most 
> recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:06.892941 ECHO_CLIENT 
> test_11_tcp_INTA_INTA_1000_0_1000_1 Client is shutting down
> 71: 2021-03-24 07:44:06.893037 TCP_TEST test_11_tcp_INTA_INTA_1000 failed: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: FAIL
> 71: test_12_tcp_INTA_INTA_500000 (system_tests_tcp_adaptor.TcpAdaptor) ... 
> 2021-03-24 07:44:06.893568 TCP_TEST Start test_12_tcp_INTA_INTA_500000
> 71: 2021-03-24 07:44:06.893676 TCP_TEST test_12_tcp_INTA_INTA_500000 Start 
> do_tcp_echo_n_routers
> 71: 2021-03-24 07:44:06.893730 TCP_TEST test_12_tcp_INTA_INTA_500000 Running 
> pair 0 INTA->INTA size=500000 count=1
> 71: 2021-03-24 07:44:06.893936 ECHO_CLIENT 
> test_12_tcp_INTA_INTA_500000_0_500000_1 Client is starting up
> 71: 2021-03-24 07:44:06.894076 ECHO_CLIENT 
> test_12_tcp_INTA_INTA_500000_0_500000_1 Connecting to host:localhost, 
> port:29183, size:500000, count:1
> 71: 2021-03-24 07:44:06.902776 ECHO_CLIENT 
> test_12_tcp_INTA_INTA_500000_0_500000_1 Sent message 0
> 71: 2021-03-24 07:44:06.994139 TCP_TEST test_12_tcp_INTA_INTA_500000 Server 
> ECHO_SERVER TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor 
> ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback (most 
> recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:06.994319 ECHO_CLIENT 
> test_12_tcp_INTA_INTA_500000_0_500000_1 Client is shutting down
> 71: 2021-03-24 07:44:07.022594 TCP_TEST test_12_tcp_INTA_INTA_500000 failed: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: FAIL
> 71: test_13_tcp_EA1_EC2_500000 (system_tests_tcp_adaptor.TcpAdaptor) ... 
> 2021-03-24 07:44:07.023262 TCP_TEST Start test_12_tcp_EA1_EC2_500000
> 71: 2021-03-24 07:44:07.023377 TCP_TEST test_12_tcp_EA1_EC2_500000 Start 
> do_tcp_echo_n_routers
> 71: 2021-03-24 07:44:07.023443 TCP_TEST test_12_tcp_EA1_EC2_500000 Running 
> pair 0 INTA->INTA size=500000 count=1
> 71: 2021-03-24 07:44:07.023679 ECHO_CLIENT 
> test_12_tcp_EA1_EC2_500000_0_500000_1 Client is starting up
> 71: 2021-03-24 07:44:07.023829 ECHO_CLIENT 
> test_12_tcp_EA1_EC2_500000_0_500000_1 Connecting to host:localhost, 
> port:29183, size:500000, count:1
> 71: 2021-03-24 07:44:07.033993 ECHO_CLIENT 
> test_12_tcp_EA1_EC2_500000_0_500000_1 Sent message 0
> 71: 2021-03-24 07:44:07.123877 TCP_TEST test_12_tcp_EA1_EC2_500000 Server 
> ECHO_SERVER TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor 
> ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback (most 
> recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:07.123992 ECHO_CLIENT 
> test_12_tcp_EA1_EC2_500000_0_500000_1 Client is shutting down
> 71: 2021-03-24 07:44:07.124364 TCP_TEST test_12_tcp_EA1_EC2_500000 failed: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: FAIL
> 71: test_20_tcp_connect_disconnect (system_tests_tcp_adaptor.TcpAdaptor) ... 
> 2021-03-24 07:44:07.124907 TCP_TEST Start test_20_tcp_connect_disconnect
> 71: 2021-03-24 07:44:07.125929 TCP_TEST test_20_tcp_connect_disconnect Start 
> do_tcp_echo_n_routers
> 71: 2021-03-24 07:44:07.126017 TCP_TEST test_20_tcp_connect_disconnect 
> Running pair 0 INTA->INTA size=0 count=1
> 71: 2021-03-24 07:44:07.126954 ECHO_CLIENT 
> test_20_tcp_connect_disconnect_0_0_1 Client is starting up
> 71: 2021-03-24 07:44:07.127097 ECHO_CLIENT 
> test_20_tcp_connect_disconnect_0_0_1 Connecting to host:localhost, 
> port:29183, size:0, count:1
> 71: 2021-03-24 07:44:07.227201 TCP_TEST test_20_tcp_connect_disconnect Server 
> ECHO_SERVER TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor 
> ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback (most 
> recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:07.227447 ECHO_CLIENT 
> test_20_tcp_connect_disconnect_0_0_1 Client is shutting down
> 71: 2021-03-24 07:44:07.227546 TCP_TEST test_20_tcp_connect_disconnect 
> failed: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: FAIL
> 71: test_50_concurrent (system_tests_tcp_adaptor.TcpAdaptor) ... 2021-03-24 
> 07:44:07.228533 TCP_TEST Start test_50_concurrent_AtoA_BtoB
> 71: 2021-03-24 07:44:07.228663 TCP_TEST test_50_concurrent_AtoA_BtoB Start 
> do_tcp_echo_n_routers
> 71: 2021-03-24 07:44:07.228846 TCP_TEST test_50_concurrent_AtoA_BtoB Running 
> pair 0 INTA->INTA size=1 count=1
> 71: 2021-03-24 07:44:07.229376 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_0_1_1 
> Client is starting up
> 71: 2021-03-24 07:44:07.229425 TCP_TEST test_50_concurrent_AtoA_BtoB Running 
> pair 1 INTB->INTB size=1 count=1
> 71: 2021-03-24 07:44:07.229966 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_1_1_1 
> Client is starting up
> 71: 2021-03-24 07:44:07.230139 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_0_1_1 
> Connecting to host:localhost, port:29183, size:1, count:1
> 71: 2021-03-24 07:44:07.230553 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_0_1_1 
> Sent message 0
> 71: 2021-03-24 07:44:07.231922 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_1_1_1 
> Connecting to host:localhost, port:29196, size:1, count:1
> 71: 2021-03-24 07:44:07.232702 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_1_1_1 
> Sent message 0
> 71: 2021-03-24 07:44:07.235079 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_0_1_1 
> Rcvd message 0
> 71: 2021-03-24 07:44:07.238449 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_1_1_1 
> Rcvd message 0
> 71: 2021-03-24 07:44:07.330229 TCP_TEST test_50_concurrent_AtoA_BtoB Server 
> ECHO_SERVER TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor 
> ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback (most 
> recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:07.330446 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_0_1_1 
> Client is shutting down
> 71: 2021-03-24 07:44:07.330568 ECHO_CLIENT test_50_concurrent_AtoA_BtoB_1_1_1 
> Client is shutting down
> 71: 2021-03-24 07:44:07.330657 TCP_TEST test_50_concurrent_AtoA_BtoB failed: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: FAIL
> 71: test_60_q2_holdoff (system_tests_tcp_adaptor.TcpAdaptor) ... 2021-03-24 
> 07:44:07.331374 TCP_TEST Start test_60_q2_holdoff
> 71: 2021-03-24 07:44:07.331530 TCP_TEST test_60_q2_holdoff Start 
> do_tcp_echo_singleton
> 71: 2021-03-24 07:44:07.331681 TCP_TEST test_60_q2_holdoff Running singleton 
> 0 EC2->EC2 port 29296, size=10000000 count=1
> 71: 2021-03-24 07:44:07.332027 ECHO_CLIENT test_60_q2_holdoff_0_10000000_1 
> Client is starting up
> 71: 2021-03-24 07:44:07.332195 ECHO_CLIENT test_60_q2_holdoff_0_10000000_1 
> Connecting to host:localhost, port:29296, size:10000000, count:1
> 71: 2021-03-24 07:44:07.437331 TCP_TEST test_60_q2_holdoff Server ECHO_SERVER 
> TcpAdaptor ES_EA1 stopped with error: ECHO_SERVER TcpAdaptor ES_EA1 Opening 
> listen socket 127.0.0.1:29218 exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:07.437570 ECHO_CLIENT test_60_q2_holdoff_0_10000000_1 
> Client is shutting down
> 71: 2021-03-24 07:44:07.489730 TCP_TEST test_60_q2_holdoff failed: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 2021-03-24 07:44:07.490203 TCP_TEST Stopping echo server INTA
> 71: 2021-03-24 07:44:07.548262 TCP_TEST Stopping echo server INTB
> 71: 2021-03-24 07:44:07.648525 TCP_TEST Stopping echo server INTC
> 71: 2021-03-24 07:44:07.658750 TCP_TEST Stopping echo server EA1
> 71: 2021-03-24 07:44:07.658995 TCP_TEST Stopping echo server EA2
> 71: 2021-03-24 07:44:07.758960 TCP_TEST Stopping echo server EB1
> 71: 2021-03-24 07:44:07.768928 TCP_TEST Stopping echo server EB2
> 71: 2021-03-24 07:44:07.859234 TCP_TEST Stopping echo server EC1
> 71: 2021-03-24 07:44:07.959564 TCP_TEST Stopping echo server EC2
> 71: 2021-03-24 07:44:08.059643 TCP_TEST Stopping echo server NS_EC2_CONN_STALL
> 71: FAIL
> 71: 
> 71: Router EC2 debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: Router EC1 debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: Router EB2 debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: Router EB1 debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: Router EA2 debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: Router EA1 debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: Router INTC debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: Router INTB debug dump file:
> 71: >>>>
> 71: alloc.c: Items of type 'qd_timer_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: alloc.c: Items of type 'qd_connector_t' remain allocated at shutdown: 1 
> (SUPPRESSED)
> 71: 
> 71: <<<<
> 71: 
> 71: ======================================================================
> 71: FAIL: test_01_tcp_basic_connectivity (system_tests_tcp_adaptor.TcpAdaptor)
> 71: Echo a series of 1-byte messages, one at a time, to prove general 
> connectivity.
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 792, in test_01_tcp_basic_connectivity
> 71:     assert result is None, "TCP_TEST test_01_tcp_basic_connectivity Stop 
> %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST test_01_tcp_basic_connectivity Stop 
> test_01_tcp_INTA_INTA FAIL: ECHO_SERVER TcpAdaptor ES_EA1 Opening listen 
> socket 127.0.0.1:29218 exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ======================================================================
> 71: FAIL: test_10_tcp_INTA_INTA_100 (system_tests_tcp_adaptor.TcpAdaptor)
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 805, in test_10_tcp_INTA_INTA_100
> 71:     assert result is None, "TCP_TEST Stop %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST Stop test_10_tcp_INTA_INTA_100 FAIL: ECHO_SERVER 
> TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback 
> (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ======================================================================
> 71: FAIL: test_11_tcp_INTA_INTA_1000 (system_tests_tcp_adaptor.TcpAdaptor)
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 817, in test_11_tcp_INTA_INTA_1000
> 71:     assert result is None, "TCP_TEST Stop %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST Stop test_11_tcp_INTA_INTA_1000 FAIL: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ======================================================================
> 71: FAIL: test_12_tcp_INTA_INTA_500000 (system_tests_tcp_adaptor.TcpAdaptor)
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 829, in test_12_tcp_INTA_INTA_500000
> 71:     assert result is None, "TCP_TEST Stop %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST Stop test_12_tcp_INTA_INTA_500000 FAIL: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ======================================================================
> 71: FAIL: test_13_tcp_EA1_EC2_500000 (system_tests_tcp_adaptor.TcpAdaptor)
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 841, in test_13_tcp_EA1_EC2_500000
> 71:     assert result is None, "TCP_TEST Stop %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST Stop test_12_tcp_EA1_EC2_500000 FAIL: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ======================================================================
> 71: FAIL: test_20_tcp_connect_disconnect (system_tests_tcp_adaptor.TcpAdaptor)
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 852, in test_20_tcp_connect_disconnect
> 71:     assert result is None, "TCP_TEST Stop %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST Stop test_20_tcp_connect_disconnect FAIL: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ======================================================================
> 71: FAIL: test_50_concurrent (system_tests_tcp_adaptor.TcpAdaptor)
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 867, in test_50_concurrent
> 71:     assert result is None, "TCP_TEST Stop %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST Stop test_50_concurrent_AtoA_BtoB FAIL: 
> ECHO_SERVER TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 
> exception: Traceback (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ======================================================================
> 71: FAIL: test_60_q2_holdoff (system_tests_tcp_adaptor.TcpAdaptor)
> 71: ----------------------------------------------------------------------
> 71: Traceback (most recent call last):
> 71:   File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py", 
> line 919, in wrap
> 71:     return f(*args, **kwargs)
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/system_tests_tcp_adaptor.py", 
> line 882, in test_60_q2_holdoff
> 71:     assert result is None, "TCP_TEST Stop %s FAIL: %s" % (name, result)
> 71: AssertionError: TCP_TEST Stop test_60_q2_holdoff FAIL: ECHO_SERVER 
> TcpAdaptor ES_EA1 Opening listen socket 127.0.0.1:29218 exception: Traceback 
> (most recent call last):
> 71:   File 
> "/home/travis/build/apache/qpid-dispatch/tests/TCP_echo_server.py", line 137, 
> in run
> 71:     self.sock.bind((self.HOST, self.port))
> 71: OSError: [Errno 98] Address already in use
> 71: 
> 71: 
> 71: ----------------------------------------------------------------------
> 71: Ran 8 tests in 8.689s
> 71: 
> 71: FAILED (failures=8)
> 71/73 Test #71: system_tests_tcp_adaptor ..........................***Failed  
>   8.81 sec
> {noformat}



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