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W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://dl.yarnpkg.com stable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 23E7166788B63E1E
W: Failed to fetch https://dl.yarnpkg.com/debian/dists/stable/InRelease
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W: Ignoring Provides line with DepCompareOp for package gdb-minimal
W: Ignoring Provides line with DepCompareOp for package gdb-minimal
+ sudo apt-get install -y jq
Reading package lists...
Building dependency tree...
Reading state information...
The following package was automatically installed and is no longer required:
  libprotoc8
Use 'apt-get autoremove' to remove it.
The following NEW packages will be installed:
  jq
0 upgraded, 1 newly installed, 0 to remove and 121 not upgraded.
Need to get 98.1 kB of archives.
After this operation, 297 kB of additional disk space will be used.
Get:1 http://us.archive.ubuntu.com/ubuntu/ trusty-updates/universe jq amd64 1.3-1.1ubuntu1.1 [98.1 kB]
debconf: unable to initialize frontend: Dialog
debconf: (Dialog frontend will not work on a dumb terminal, an emacs shell buffer, or without a controlling terminal.)
debconf: falling back to frontend: Readline
debconf: unable to initialize frontend: Readline
debconf: (This frontend requires a controlling tty.)
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dpkg-preconfigure: unable to re-open stdin:
Fetched 98.1 kB in 0s (553 kB/s)
Selecting previously unselected package jq.
(Reading database ... 443358 files and directories currently installed.)
Preparing to unpack .../jq_1.3-1.1ubuntu1.1_amd64.deb ...
Unpacking jq (1.3-1.1ubuntu1.1) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Setting up jq (1.3-1.1ubuntu1.1) ...
++ curl -s https://api.github.com/repos/grpc/grpc/pulls/17843
++ jq -r .base.ref
+ ghprbTargetBranch=master
+ export 'RUN_TESTS_FLAGS=-f basictests linux multilang --inner_jobs 16 -j 2 --internal_ci --max_time=3600 --filter_pr_tests --base_branch origin/master'
+ RUN_TESTS_FLAGS='-f basictests linux multilang --inner_jobs 16 -j 2 --internal_ci --max_time=3600 --filter_pr_tests --base_branch origin/master'
+ tools/run_tests/run_tests_matrix.py -f basictests linux multilang --inner_jobs 16 -j 2 --internal_ci --max_time=3600 --filter_pr_tests --base_branch origin/master
2019-01-28 15:05:29,696 START: Running test matrix.
IMPORTANT: The changes you are testing need to be locally committed
because only the committed changes in the current branch will be
copied to the docker environment or into subworkspaces.
Looking for irrelevant tests to skip...
Finding file differences between gRPC origin/master branch and pull request...
  src/core/ext/filters/client_channel/subchannel.cc
No tests will be skipped.
Will run these tests:
  run_tests_php7_linux_dbg_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x php7_linux_dbg_native/sponge_log.xml --report_suite_name php7_linux_dbg_native -l php7 -c dbg --iomgr_platform native --max_time 3600"
  run_tests_php7_linux_opt_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x php7_linux_opt_native/sponge_log.xml --report_suite_name php7_linux_opt_native -l php7 -c opt --iomgr_platform native --max_time 3600"
  run_tests_csharp_linux_dbg_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x csharp_linux_dbg_native/sponge_log.xml --report_suite_name csharp_linux_dbg_native -l csharp -c dbg --iomgr_platform native --max_time 3600"
  run_tests_csharp_linux_opt_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x csharp_linux_opt_native/sponge_log.xml --report_suite_name csharp_linux_opt_native -l csharp -c opt --iomgr_platform native --max_time 3600"
  run_tests_python_linux_opt_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x python_linux_opt_native/sponge_log.xml --report_suite_name python_linux_opt_native -l python -c opt --iomgr_platform native --max_time 3600"
  run_tests_python_linux_opt_gevent: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x python_linux_opt_gevent/sponge_log.xml --report_suite_name python_linux_opt_gevent -l python -c opt --iomgr_platform gevent --max_time 3600"
  run_tests_grpc-node_linux_dbg_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x grpc-node_linux_dbg_native/sponge_log.xml --report_suite_name grpc-node_linux_dbg_native -l grpc-node -c dbg --iomgr_platform native --max_time 3600"
  run_tests_grpc-node_linux_opt_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x grpc-node_linux_opt_native/sponge_log.xml --report_suite_name grpc-node_linux_opt_native -l grpc-node -c opt --iomgr_platform native --max_time 3600"
  run_tests_ruby_linux_dbg_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x ruby_linux_dbg_native/sponge_log.xml --report_suite_name ruby_linux_dbg_native -l ruby -c dbg --iomgr_platform native --max_time 3600"
  run_tests_ruby_linux_opt_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x ruby_linux_opt_native/sponge_log.xml --report_suite_name ruby_linux_opt_native -l ruby -c opt --iomgr_platform native --max_time 3600"
  run_tests_php_linux_dbg_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x php_linux_dbg_native/sponge_log.xml --report_suite_name php_linux_dbg_native -l php -c dbg --iomgr_platform native --max_time 3600"
  run_tests_php_linux_opt_native: "python tools/run_tests/run_tests.py --use_docker -t -j 16 -x php_linux_opt_native/sponge_log.xml --report_suite_name php_linux_opt_native -l php -c opt --iomgr_platform native --max_time 3600"
2019-01-28 15:05:29,696 START: run_tests_php7_linux_dbg_native
2019-01-28 15:05:29,700 START: run_tests_php7_linux_opt_native
2019-01-28 15:05:31,206 ++ dirname tools/run_tests/dockerize/build_docker_and_run_tests.sh
+ cd tools/run_tests/dockerize/../../..
++ pwd
+ git_root=/tmpfs/src/github/grpc
+ cd -
/tmpfs/src/github/grpc
++ basename tools/dockerfile/test/php7_jessie_x64
++ cut -f1 '-d '
++ sha1sum tools/dockerfile/test/php7_jessie_x64/Dockerfile
+ DOCKER_IMAGE_NAME=php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f
+ '[' grpctesting '!=' '' ']'
+ DOCKER_IMAGE_NAME=grpctesting/php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f
+ docker pull grpctesting/php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f
Using default tag: latest
Error response from daemon: pull access denied for grpctesting/php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f, repository does not exist or may require 'docker login'
Traceback (most recent call last):
  File "tools/run_tests/run_tests.py", line 1575, in <module>
    env=env)
  File "/usr/lib/python2.7/subprocess.py", line 540, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command 'tools/run_tests/dockerize/build_docker_and_run_tests.sh' returned non-zero exit status 1
2019-01-28 15:05:31,206 FAILED: run_tests_php7_linux_opt_native [ret=1, pid=8901, time=1.5sec]
2019-01-28 15:05:31,206 START: run_tests_csharp_linux_dbg_native
2019-01-28 15:05:31,210 ++ dirname tools/run_tests/dockerize/build_docker_and_run_tests.sh
+ cd tools/run_tests/dockerize/../../..
++ pwd
+ git_root=/tmpfs/src/github/grpc
+ cd -
/tmpfs/src/github/grpc
++ basename tools/dockerfile/test/php7_jessie_x64
++ sha1sum tools/dockerfile/test/php7_jessie_x64/Dockerfile
++ cut -f1 '-d '
+ DOCKER_IMAGE_NAME=php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f
+ '[' grpctesting '!=' '' ']'
+ DOCKER_IMAGE_NAME=grpctesting/php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f
+ docker pull grpctesting/php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f
Using default tag: latest
Error response from daemon: pull access denied for grpctesting/php7_jessie_x64_8454c23e07f94627450ccfdaf24564b002e1813f, repository does not exist or may require 'docker login'
Traceback (most recent call last):
  File "tools/run_tests/run_tests.py", line 1575, in <module>
    env=env)
  File "/usr/lib/python2.7/subprocess.py", line 540, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command 'tools/run_tests/dockerize/build_docker_and_run_tests.sh' returned non-zero exit status 1
2019-01-28 15:05:31,210 FAILED: run_tests_php7_linux_dbg_native [ret=1, pid=8900, time=1.5sec]