Build failed in Jenkins: haskell-package-plan #2587

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/haskell-package-plan/2587/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on profitbricks-build10-amd64.debian.net (profitbricks10 amd64) in workspace <https://jenkins.debian.net/job/haskell-package-plan/ws/>
Wiping out workspace first.
Cloning the remote Git repository
Cloning repository https://salsa.debian.org/haskell-team/package-plan.git
 > git init <https://jenkins.debian.net/job/haskell-package-plan/ws/> # timeout=10
Fetching upstream changes from https://salsa.debian.org/haskell-team/package-plan.git
 > git --version # timeout=10
 > git fetch --tags --progress https://salsa.debian.org/haskell-team/package-plan.git +refs/heads/*:refs/remotes/origin/*
 > git config remote.origin.url https://salsa.debian.org/haskell-team/package-plan.git # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url https://salsa.debian.org/haskell-team/package-plan.git # timeout=10
Fetching upstream changes from https://salsa.debian.org/haskell-team/package-plan.git
 > git fetch --tags --progress https://salsa.debian.org/haskell-team/package-plan.git +refs/heads/*:refs/remotes/origin/*
 > git rev-parse origin/master^{commit} # timeout=10
Checking out Revision e8ffe6a5c0cffc6be28a78dcf85a7a54d529ae32 (origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f e8ffe6a5c0cffc6be28a78dcf85a7a54d529ae32
Commit message: "update skylighting-core, skylighting, and gitit"
 > git rev-list --no-walk e8ffe6a5c0cffc6be28a78dcf85a7a54d529ae32 # timeout=10
[haskell-package-plan] $ /bin/sh -xe /tmp/jenkins7128189949186082698.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh sid apt-get --no-install-recommends -y install cabal-install ghc dctrl-tools patchutils libtext-patch-perl libfile-slurp-perl  libipc-run-perl liblist-moreutils-perl libdpkg-perl; export http_proxy=http://localhost:3128; git clone https://salsa.debian.org/haskell-team/package-plan.git ; cd package-plan ; cabal update ; ./test-packages.pl
ssh: Could not resolve hostname profitbricks-build10-amd64: Name or service not known
Tue  8 Jan 16:02:15 UTC 2019 - profitbricks-build10-amd64 seems to be down, sleeping 1min before exiting with error.
Build step 'Execute shell' marked build as failure