debug2: Control master terminated unexpectedly #36
Description
In some situations Travis builds fail with this error. I have no idea what causes it, but it seems extremely inconsistent. This has only ever been seen on Travis builds, never on a local build.
https://travis-ci.org/github/UQ-RCC/nimrodg/jobs/712805294
[Test worker] TRACE au.edu.uq.rcc.nimrodg.shell.OpenSSHClient - Executing command: /usr/bin/ssh -l user -i /tmp/junit9299936063122352927/openssh-1882757806-key -p 2292 -oPasswordAuthentication=no -oKbdInteractiveAuthentication=no -oChallengeResponseAuthentication=no -oBatchMode=yes -oControlMaster=auto -oControlPersist=yes -oControlPath=/tmp/junit9299936063122352927/openssh-1882757806-control -oStrictHostKeyChecking=no -oUserKnownHostsFile=/dev/null -oLogLevel=DEBUG3 127.0.0.1 -E /tmp/junit9299936063122352927/openssh-1882757806-log01.txt -- scp -q -p -t /asdf
[Test worker] TRACE au.edu.uq.rcc.nimrodg.shell.OpenSSHClient - Attempting to dump OpenSSH log file at /tmp/junit9299936063122352927/openssh-1882757806-log01.txt
[Test worker] TRACE au.edu.uq.rcc.nimrodg.shell.OpenSSHClient - debug1: Reading configuration data /home/travis/.ssh/config
debug1: /home/travis/.ssh/config line 1: Applying options for *
debug1: /home/travis/.ssh/config line 2: Deprecated option "useroaming"
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: Applying options for *
debug1: auto-mux: Trying existing master
debug2: fd 4 setting O_NONBLOCK
debug2: mux_client_hello_exchange: master version 4
debug3: mux_client_forwards: request forwardings: 0 local, 0 remote
debug3: mux_client_request_session: entering
debug3: mux_client_request_alive: entering
debug3: mux_client_request_alive: done pid = 7067
debug3: mux_client_request_session: session request sent
debug1: mux_client_request_session: master session id: 2
debug3: mux_client_read_packet: read header failed: Broken pipe
debug2: Control master terminated unexpectedly