[Qa-jenkins-scm] Build failed in Jenkins: reproducible_maintenance_amd64_profitbricks15 #1871

Mon May 1 16:07:02 UTC 2017

See <https://jenkins.debian.net/job/reproducible_maintenance_amd64_profitbricks15/1871/display/redirect>

------------------------------------------
[...truncated 23.70 KB...]
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-705810f4-059c-4dac-adb5-40f9e0cd444c/srv/jenkins type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-705810f4-059c-4dac-adb5-40f9e0cd444c/srv/live-build type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690 type ext4 (rw,relatime,errors=remount-ro,data=ordered)
proc on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/proc type proc (rw,nosuid,nodev,noexec,relatime)
sysfs on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
udev on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=6179606,mode=755)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/home type ext4 (rw,relatime,errors=remount-ro,data=ordered)
tmpfs on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/tmp type tmpfs (rw,relatime,size=15728640k)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/srv/reproducible-results type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/srv/d-i type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/srv/jenkins type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-unstable-89510004-2e9c-46d7-a5b6-820d926a2690/srv/live-build type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8 type ext4 (rw,relatime,errors=remount-ro,data=ordered)
proc on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/proc type proc (rw,nosuid,nodev,noexec,relatime)
sysfs on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
udev on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=6179606,mode=755)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/home type ext4 (rw,relatime,errors=remount-ro,data=ordered)
tmpfs on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/tmp type tmpfs (rw,relatime,size=15728640k)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/srv/reproducible-results type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/srv/d-i type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/srv/jenkins type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-1ec482ad-efbe-4620-8cec-6c4f2c2ee8e8/srv/live-build type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93 type ext4 (rw,relatime,errors=remount-ro,data=ordered)
proc on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/proc type proc (rw,nosuid,nodev,noexec,relatime)
sysfs on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
udev on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=6179606,mode=755)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/home type ext4 (rw,relatime,errors=remount-ro,data=ordered)
tmpfs on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/tmp type tmpfs (rw,relatime,size=15728640k)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/srv/reproducible-results type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/srv/d-i type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/srv/jenkins type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-63668f79-09e4-4e93-960c-ff8920eaad93/srv/live-build type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-a8dd71f6-667e-4583-aa0b-529ed8059dd6 type ext4 (rw,relatime,errors=remount-ro,data=ordered)
proc on /var/lib/schroot/mount/jenkins-reproducible-testing-a8dd71f6-667e-4583-aa0b-529ed8059dd6/proc type proc (rw,nosuid,nodev,noexec,relatime)
sysfs on /var/lib/schroot/mount/jenkins-reproducible-testing-a8dd71f6-667e-4583-aa0b-529ed8059dd6/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
udev on /var/lib/schroot/mount/jenkins-reproducible-testing-a8dd71f6-667e-4583-aa0b-529ed8059dd6/dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=6179606,mode=755)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0 type ext4 (rw,relatime,errors=remount-ro,data=ordered)
proc on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/proc type proc (rw,nosuid,nodev,noexec,relatime)
sysfs on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
udev on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=6179606,mode=755)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/home type ext4 (rw,relatime,errors=remount-ro,data=ordered)
tmpfs on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/tmp type tmpfs (rw,relatime,size=15728640k)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/srv/reproducible-results type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/srv/d-i type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/srv/jenkins type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/srv/live-build type ext4 (rw,relatime,errors=remount-ro,data=ordered)
udev on /var/lib/schroot/mount/jenkins-reproducible-testing-a2bd7ea7-5464-4549-90a1-1c952a9d2ee0/run/shm type devtmpfs (rw,relatime,size=10240k,nr_inodes=6179606,mode=755)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918 type ext4 (rw,relatime,errors=remount-ro,data=ordered)
proc on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/proc type proc (rw,nosuid,nodev,noexec,relatime)
sysfs on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
udev on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=6179606,mode=755)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/home type ext4 (rw,relatime,errors=remount-ro,data=ordered)
tmpfs on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/tmp type tmpfs (rw,relatime,size=15728640k)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/srv/reproducible-results type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/srv/d-i type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/srv/jenkins type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/dev/vda1 on /var/lib/schroot/mount/jenkins-reproducible-testing-73ea63eb-3746-4506-a3c3-8389a9ebd918/srv/live-build type ext4 (rw,relatime,errors=remount-ro,data=ordered)
/proc on /srv/workspace/pbuilder/22288/proc type proc (rw,relatime)
sysfs on /srv/workspace/pbuilder/22288/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /srv/workspace/pbuilder/22288/dev/shm type tmpfs (rw,relatime)
devpts on /srv/workspace/pbuilder/22288/dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=666)
devpts on /srv/workspace/pbuilder/22288/dev/ptmx type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=666)
/proc on /srv/workspace/pbuilder/54945/proc type proc (rw,relatime)
sysfs on /srv/workspace/pbuilder/54945/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /srv/workspace/pbuilder/54945/dev/shm type tmpfs (rw,relatime)
devpts on /srv/workspace/pbuilder/54945/dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=666)
devpts on /srv/workspace/pbuilder/54945/dev/ptmx type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=666)
################################
Mon May  1 16:06:06 UTC 2017 - testing whether /run/shm is a link...
Mon May  1 16:06:06 UTC 2017 - testing whether the network interfaces MTU is 1500...
Mon May  1 16:06:06 UTC 2017 - updating the schroots and pbuilder now...
Mon May  1 16:06:06 UTC 2017 - updating the testing/amd64 schroot now.
Get:1 http://ftp.de.debian.org/debian testing InRelease [186 kB]
Hit:2 http://security.debian.org testing/updates InRelease
Hit:3 http://reproducible.alioth.debian.org/debian ./ InRelease
Fetched 186 kB in 0s (249 kB/s)
Reading package lists...
W: No sandbox user '_apt' on the system, can not drop privileges
Mon May  1 16:06:09 UTC 2017 - updating pbuilder for testing/amd64 now.
W: /root/.pbuilderrc does not exist
I: Current time: Mon May  1 16:06:09 UTC 2017
I: pbuilder-time-stamp: 1493654769
I: Building the build Environment
I: extracting base tarball [/var/cache/pbuilder/testing-reproducible-base.tgz]
I: copying local configuration
I: mounting /proc filesystem
I: mounting /sys filesystem
I: creating /{dev,run}/shm
I: mounting /dev/pts filesystem
I: redirecting /dev/ptmx to /dev/pts/ptmx
I: policy-rc.d already exists
I: Refreshing the base.tgz 
I: upgrading packages
Get:1 http://ftp.de.debian.org/debian testing InRelease [186 kB]
Fetched 186 kB in 0s (783 kB/s)
Reading package lists...
Reading package lists...
Building dependency tree...
Reading state information...
Calculating upgrade...
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Reading package lists...
Building dependency tree...
Reading state information...
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Reading package lists...
Building dependency tree...
Reading state information...
aptitude is already the newest version (0.8.7-1).
build-essential is already the newest version (12.3).
dpkg-dev is already the newest version (1.18.23).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
I: unmounting dev/ptmx filesystem
I: unmounting dev/pts filesystem
I: unmounting dev/shm filesystem
I: unmounting proc filesystem
I: unmounting sys filesystem
I: creating base tarball [/var/cache/pbuilder/testing-reproducible-base.tgz]
I: cleaning the build env 
I: removing directory /srv/workspace/pbuilder/22501 and its subdirectories
Mon May  1 16:06:22 UTC 2017 - updating the unstable/amd64 schroot now.
Get:1 http://ftp.de.debian.org/debian unstable InRelease [237 kB]
Hit:2 http://reproducible.alioth.debian.org/debian ./ InRelease
Get:3 http://ftp.de.debian.org/debian unstable/main Sources.diff/Index [27.9 kB]
Get:4 http://ftp.de.debian.org/debian unstable/main amd64 Packages.diff/Index [27.9 kB]
Get:5 http://ftp.de.debian.org/debian unstable/main Sources 2017-05-01-1426.20.pdiff [2619 B]
Get:5 http://ftp.de.debian.org/debian unstable/main Sources 2017-05-01-1426.20.pdiff [2619 B]
Get:6 http://ftp.de.debian.org/debian unstable/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Get:6 http://ftp.de.debian.org/debian unstable/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Fetched 298 kB in 1s (169 kB/s)
Reading package lists...
W: No sandbox user '_apt' on the system, can not drop privileges
Mon May  1 16:06:26 UTC 2017 - updating pbuilder for unstable/amd64 now.
W: /root/.pbuilderrc does not exist
I: Current time: Mon May  1 16:06:26 UTC 2017
I: pbuilder-time-stamp: 1493654786
I: Building the build Environment
I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
I: copying local configuration
I: mounting /proc filesystem
I: mounting /sys filesystem
I: creating /{dev,run}/shm
I: mounting /dev/pts filesystem
I: redirecting /dev/ptmx to /dev/pts/ptmx
I: policy-rc.d already exists
I: Refreshing the base.tgz 
I: upgrading packages
Get:1 http://ftp.de.debian.org/debian unstable InRelease [237 kB]
Hit:2 http://reproducible.alioth.debian.org/debian ./ InRelease
Get:3 http://ftp.de.debian.org/debian unstable/main amd64 Packages.diff/Index [27.9 kB]
Get:4 http://ftp.de.debian.org/debian unstable/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Get:4 http://ftp.de.debian.org/debian unstable/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Fetched 268 kB in 1s (182 kB/s)
Reading package lists...
Reading package lists...
Building dependency tree...
Reading state information...
Calculating upgrade...
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Reading package lists...
Building dependency tree...
Reading state information...
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Reading package lists...
Building dependency tree...
Reading state information...
aptitude is already the newest version (0.8.7-1).
build-essential is already the newest version (12.3).
dpkg-dev is already the newest version (1.18.23.0~reproducible2).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
I: unmounting dev/ptmx filesystem
I: unmounting dev/pts filesystem
I: unmounting dev/shm filesystem
I: unmounting proc filesystem
I: unmounting sys filesystem
I: creating base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
I: cleaning the build env 
I: removing directory /srv/workspace/pbuilder/25665 and its subdirectories
Mon May  1 16:06:39 UTC 2017 - updating the experimental/amd64 schroot now.
Get:1 http://ftp.de.debian.org/debian sid InRelease [237 kB]
Hit:2 http://reproducible.alioth.debian.org/debian ./ InRelease
Get:3 http://ftp.de.debian.org/debian experimental InRelease [107 kB]
Get:4 http://ftp.de.debian.org/debian sid/main Sources.diff/Index [27.9 kB]
Get:5 http://ftp.de.debian.org/debian sid/main amd64 Packages.diff/Index [27.9 kB]
Get:6 http://ftp.de.debian.org/debian sid/main Sources 2017-05-01-1426.20.pdiff [2619 B]
Get:6 http://ftp.de.debian.org/debian sid/main Sources 2017-05-01-1426.20.pdiff [2619 B]
Get:7 http://ftp.de.debian.org/debian sid/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Get:7 http://ftp.de.debian.org/debian sid/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Fetched 406 kB in 1s (230 kB/s)
Reading package lists...
W: No sandbox user '_apt' on the system, can not drop privileges
Mon May  1 16:06:43 UTC 2017 - updating pbuilder for experimental/amd64 now.
W: /root/.pbuilderrc does not exist
I: Current time: Mon May  1 16:06:43 UTC 2017
I: pbuilder-time-stamp: 1493654803
I: Building the build Environment
I: extracting base tarball [/var/cache/pbuilder/experimental-reproducible-base.tgz]
I: copying local configuration
I: mounting /proc filesystem
I: mounting /sys filesystem
I: creating /{dev,run}/shm
I: mounting /dev/pts filesystem
I: redirecting /dev/ptmx to /dev/pts/ptmx
I: policy-rc.d already exists
I: Refreshing the base.tgz 
I: upgrading packages
Get:1 http://ftp.de.debian.org/debian unstable InRelease [237 kB]
Hit:2 http://reproducible.alioth.debian.org/debian ./ InRelease
Get:3 http://ftp.de.debian.org/debian experimental InRelease [107 kB]
Get:4 http://ftp.de.debian.org/debian unstable/main amd64 Packages.diff/Index [27.9 kB]
Get:5 http://ftp.de.debian.org/debian unstable/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Get:5 http://ftp.de.debian.org/debian unstable/main amd64 Packages 2017-05-01-1426.20.pdiff [2714 B]
Fetched 375 kB in 1s (255 kB/s)
Reading package lists...
Reading package lists...
Building dependency tree...
Reading state information...
Calculating upgrade...
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Reading package lists...
Building dependency tree...
Reading state information...
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Reading package lists...
Building dependency tree...
Reading state information...
aptitude is already the newest version (0.8.7-1).
build-essential is already the newest version (12.3).
dpkg-dev is already the newest version (1.18.23.0~reproducible2).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
I: unmounting dev/ptmx filesystem
I: unmounting dev/pts filesystem
I: unmounting dev/shm filesystem
I: unmounting proc filesystem
I: unmounting sys filesystem
I: creating base tarball [/var/cache/pbuilder/experimental-reproducible-base.tgz]
I: cleaning the build env 
I: removing directory /srv/workspace/pbuilder/29618 and its subdirectories
Mon May  1 16:06:58 UTC 2017 - Deleting temp directories, older than 3 days.
Mon May  1 16:06:58 UTC 2017 - Deleting pbuilder build directories, older than 3 days.
Mon May  1 16:06:58 UTC 2017 - Removing unused schroot sessions.

E: 10mount: umount: /var/lib/schroot/mount/jenkins-reproducible-unstable-705810f4-059c-4dac-adb5-40f9e0cd444c/dev: target is busy
E: 10mount:         (In some cases useful info about processes that
E: jenkins-reproducible-unstable-705810f4-059c-4dac-adb5-40f9e0cd444c: Chroot setup failed: stage=setup-stop
Mon May  1 16:07:01 UTC 2017 - /srv/jenkins/bin/reproducible_maintenance.sh stopped running as /tmp/jenkins-script-cjQ0FFqY, which will now be removed.

SSH EXIT CODE: 1
Build step 'Execute shell' marked build as failure