Console Output

17:34:43 using credential docker-jenkins-github-credentials
17:34:43 Cloning the remote Git repository
17:34:43 Cloning with configured refspecs honoured and without tags
Cloning repository https://github.com/docker/cli.git
 > git init /home/ubuntu/workspace/cli_PR-2521 # timeout=10
Fetching upstream changes from https://github.com/docker/cli.git
 > git --version # timeout=10
using GIT_ASKPASS to set credentials docker-jenkins GitHub credentials
 > git fetch --no-tags --progress -- https://github.com/docker/cli.git +refs/pull/2521/head:refs/remotes/origin/PR-2521 +refs/heads/master:refs/remotes/origin/master # timeout=10
17:34:46 Fetching without tags
 > git config remote.origin.url https://github.com/docker/cli.git # timeout=10
 > git config --add remote.origin.fetch +refs/pull/2521/head:refs/remotes/origin/PR-2521 # timeout=10
 > git config --add remote.origin.fetch +refs/heads/master:refs/remotes/origin/master # timeout=10
 > git config remote.origin.url https://github.com/docker/cli.git # timeout=10
Fetching upstream changes from https://github.com/docker/cli.git
using GIT_ASKPASS to set credentials docker-jenkins GitHub credentials
 > git fetch --no-tags --progress -- https://github.com/docker/cli.git +refs/pull/2521/head:refs/remotes/origin/PR-2521 +refs/heads/master:refs/remotes/origin/master # timeout=10
17:34:46 Merging remotes/origin/master commit 13ee065e954da5bf867a70520bf4d4f998848146 into PR head commit cf543e1308698173e46bf8e46c5e280911ae7599
 > git config core.sparsecheckout # timeout=10
 > git checkout -f cf543e1308698173e46bf8e46c5e280911ae7599 # timeout=10
17:34:47 Merge succeeded, producing cf543e1308698173e46bf8e46c5e280911ae7599
17:34:47 Checking out Revision cf543e1308698173e46bf8e46c5e280911ae7599 (PR-2521)
17:34:47 Commit message: "vendor: mitchellh/mapstructure v1.0.0"
17:34:47 First time build. Skipping changelog.
 > git merge 13ee065e954da5bf867a70520bf4d4f998848146 # timeout=10
 > git rev-parse HEAD^{commit} # timeout=10
 > git config core.sparsecheckout # timeout=10
 > git checkout -f cf543e1308698173e46bf8e46c5e280911ae7599 # timeout=10
 > git --version # timeout=10
fatal: bad object ad1b00369dd78a15c273e17e363f91bced3f6e18