W0409 21:31:28.820] **************************************************************************
bootstrap.py is deprecated!
test-infra oncall does not support any job still using bootstrap.py.
Please migrate your job to podutils!
https://github.com/kubernetes/test-infra/blob/master/prow/pod-utilities.md
**************************************************************************
I0409 21:31:28.820] Args: --job=pull-tekton-pipeline-integration-tests --service-account=/etc/test-account/service-account.json --upload=gs://kubernetes-jenkins/logs --scenario=kubernetes_execute_bazel --clean --job=pull-tekton-pipeline-integration-tests --repo=github.com/tektoncd/pipeline=master:e93985283666b36b43e7d4923b301c647c21ee7c,2355:2067056beaaa68a07779e1124bd07db5ea486ae9 --root=/go/src --service-account=/etc/test-account/service-account.json --upload=gs://tekton-prow/pr-logs -- -- ./test/presubmit-tests.sh --integration-tests
I0409 21:31:28.820] Bootstrap pull-tekton-pipeline-integration-tests...
I0409 21:31:28.828] Builder: gke-prow-new-pool-25e2ce3a-2dlk
I0409 21:31:28.828] Image: gcr.io/k8s-testimages/kubekins-e2e:v20190729-351ea95-master
I0409 21:31:28.829] Gubernator results at https://gubernator.k8s.io/build/tekton-prow/pr-logs/pull/tektoncd_pipeline/2355/pull-tekton-pipeline-integration-tests/1248362720034557952
I0409 21:31:28.829] Call:  gcloud auth activate-service-account --key-file=/etc/test-account/service-account.json
W0409 21:31:30.424] Activated service account credentials for: [prow-account@tekton-releases.iam.gserviceaccount.com]
I0409 21:31:30.525] process 35 exited with code 0 after 0.0m
I0409 21:31:30.526] Call:  gcloud config get-value account
I0409 21:31:31.805] process 49 exited with code 0 after 0.0m
I0409 21:31:31.805] Will upload results to gs://tekton-prow/pr-logs using prow-account@tekton-releases.iam.gserviceaccount.com
I0409 21:31:31.806] Root: /go/src
I0409 21:31:31.807] cd to /go/src
I0409 21:31:31.807] Checkout: /go/src/github.com/tektoncd/pipeline master:e93985283666b36b43e7d4923b301c647c21ee7c,2355:2067056beaaa68a07779e1124bd07db5ea486ae9 to /go/src/github.com/tektoncd/pipeline
I0409 21:31:31.808] Call:  git init github.com/tektoncd/pipeline
I0409 21:31:31.833] Initialized empty Git repository in /go/src/github.com/tektoncd/pipeline/.git/
I0409 21:31:31.840] process 63 exited with code 0 after 0.0m
I0409 21:31:31.840] Call:  git clean -dfx
I0409 21:31:31.863] process 64 exited with code 0 after 0.0m
I0409 21:31:31.865] Call:  git reset --hard
I0409 21:31:31.874] process 65 exited with code 0 after 0.0m
I0409 21:31:31.875] Call:  git config --local user.name 'K8S Bootstrap'
I0409 21:31:31.891] process 66 exited with code 0 after 0.0m
I0409 21:31:31.896] Call:  git config --local user.email k8s_bootstrap@localhost
I0409 21:31:31.905] process 67 exited with code 0 after 0.0m
I0409 21:31:31.913] Call:  git fetch --quiet --tags https://github.com/tektoncd/pipeline master +refs/pull/2355/head:refs/pr/2355
I0409 21:31:41.251] process 68 exited with code 0 after 0.2m
I0409 21:31:41.252] Call:  git checkout -B test e93985283666b36b43e7d4923b301c647c21ee7c
W0409 21:31:42.602] Switched to a new branch 'test'
I0409 21:31:42.607] process 80 exited with code 0 after 0.0m
I0409 21:31:42.607] Call:  git show -s --format=format:%ct HEAD
I0409 21:31:42.637] process 81 exited with code 0 after 0.0m
I0409 21:31:42.638] Call:  git merge --no-ff -m 'Merge +refs/pull/2355/head:refs/pr/2355' 2067056beaaa68a07779e1124bd07db5ea486ae9
I0409 21:31:43.850] Auto-merging docs/pipelines.md
I0409 21:31:43.853] CONFLICT (content): Merge conflict in docs/pipelines.md
I0409 21:31:43.854] Automatic merge failed; fix conflicts and then commit the result.
E0409 21:31:43.858] Command failed
I0409 21:31:43.862] process 82 exited with code 1 after 0.0m
E0409 21:31:43.862] unexpected error
Traceback (most recent call last):
  File "./test-infra/jenkins/bootstrap.py", line 1096, in bootstrap
  File "./test-infra/jenkins/bootstrap.py", line 981, in setup_root
  File "./test-infra/jenkins/bootstrap.py", line 307, in checkout
  File "./test-infra/jenkins/bootstrap.py", line 1054, in <lambda>
  File "./test-infra/jenkins/bootstrap.py", line 149, in _call
CalledProcessError: Command '['git', 'merge', '--no-ff', '-m', 'Merge +refs/pull/2355/head:refs/pr/2355', '2067056beaaa68a07779e1124bd07db5ea486ae9']' returned non-zero exit status 1
I0409 21:31:43.863] Call:  gcloud auth activate-service-account --key-file=/etc/test-account/service-account.json
W0409 21:31:46.055] Activated service account credentials for: [prow-account@tekton-releases.iam.gserviceaccount.com]
I0409 21:31:46.299] process 83 exited with code 0 after 0.0m
I0409 21:31:46.301] Call:  gcloud config get-value account
I0409 21:31:48.145] process 97 exited with code 0 after 0.0m
I0409 21:31:48.146] Will upload results to gs://tekton-prow/pr-logs using prow-account@tekton-releases.iam.gserviceaccount.com
I0409 21:31:48.146] Upload result and artifacts...
I0409 21:31:48.146] Gubernator results at https://gubernator.k8s.io/build/tekton-prow/pr-logs/pull/tektoncd_pipeline/2355/pull-tekton-pipeline-integration-tests/1248362720034557952
W0409 21:31:48.147] Missing local artifacts : /workspace/_artifacts
W0409 21:31:48.147] metadata path /workspace/_artifacts/metadata.json does not exist
W0409 21:31:48.147] metadata not found or invalid, init with empty metadata
I0409 21:31:48.147] Call:  git rev-parse HEAD
I0409 21:31:48.152] process 111 exited with code 0 after 0.0m
I0409 21:31:48.153] Call:  git rev-parse HEAD
I0409 21:31:48.160] process 112 exited with code 0 after 0.0m
I0409 21:31:48.161] Call:  gsutil stat gs://tekton-prow/pr-logs/directory/pull-tekton-pipeline-integration-tests/jobResultsCache.json
I0409 21:31:52.034] process 113 exited with code 0 after 0.1m
I0409 21:31:52.035] Call:  gsutil -q cat 'gs://tekton-prow/pr-logs/directory/pull-tekton-pipeline-integration-tests/jobResultsCache.json#1586467653944555'
I0409 21:31:56.475] process 257 exited with code 0 after 0.1m
I0409 21:31:56.527] Call:  gsutil -q -h Content-Type:application/json -h x-goog-if-generation-match:1586467653944555 cp /tmp/gsutil_Gjng7f gs://tekton-prow/pr-logs/directory/pull-tekton-pipeline-integration-tests/jobResultsCache.json
I0409 21:32:00.824] process 403 exited with code 0 after 0.1m
I0409 21:32:00.825] Call:  gsutil stat gs://tekton-prow/pr-logs/pull/tektoncd_pipeline/2355/pull-tekton-pipeline-integration-tests/jobResultsCache.json
I0409 21:32:04.111] process 583 exited with code 0 after 0.1m
I0409 21:32:04.112] Call:  gsutil -q cat 'gs://tekton-prow/pr-logs/pull/tektoncd_pipeline/2355/pull-tekton-pipeline-integration-tests/jobResultsCache.json#1586381786660085'
I0409 21:32:07.623] process 727 exited with code 0 after 0.1m
I0409 21:32:07.625] Call:  gsutil -q -h Content-Type:application/json -h x-goog-if-generation-match:1586381786660085 cp /tmp/gsutil_NSQh3Y gs://tekton-prow/pr-logs/pull/tektoncd_pipeline/2355/pull-tekton-pipeline-integration-tests/jobResultsCache.json
I0409 21:32:10.934] process 873 exited with code 0 after 0.1m
I0409 21:32:10.937] Call:  gsutil -q -h Content-Type:application/json cp /tmp/gsutil_WlnGUH gs://tekton-prow/pr-logs/pull/tektoncd_pipeline/2355/pull-tekton-pipeline-integration-tests/1248362720034557952/finished.json
I0409 21:32:14.238] process 1053 exited with code 0 after 0.1m
I0409 21:32:14.239] Call:  gsutil -q -h Content-Type:text/plain -h 'Cache-Control:private, max-age=0, no-transform' cp /tmp/gsutil_JuObNK gs://tekton-prow/pr-logs/directory/pull-tekton-pipeline-integration-tests/latest-build.txt
I0409 21:32:17.331] process 1233 exited with code 0 after 0.1m
I0409 21:32:17.332] Call:  gsutil -q -h Content-Type:text/plain -h 'Cache-Control:private, max-age=0, no-transform' cp /tmp/gsutil_1aLYfe gs://tekton-prow/pr-logs/pull/tektoncd_pipeline/2355/pull-tekton-pipeline-integration-tests/latest-build.txt
I0409 21:32:20.790] process 1413 exited with code 0 after 0.1m