[Piuparts-reports] problem with piuparts-slave detected

[piuparts slave]

Either a test is running for a very long time (but no test
should run longer than an hour), piuparts-slave hangs or is
not running at all or wasn't started with
~piupartss/bin/slave_run - please investigate and take
appropriate measures!

02:58:23 Unreserve: libxdmf-dev 3.0+git20160803-4+b2
02:58:23 Unreserve: gajim-omemo 2.5.10-1
02:58:23 Unreserve: libdazzle-1.0-dev 3.28.1-1
02:58:23 Unreserve: lib32stdc++6-8-dbg 8-20180414-1
02:58:23 Unreserve: libghc-pwstore-fast-prof 2.4.4-8
02:58:23 Unreserve: libsilo-dev 4.10.2.real-3
02:58:23 Unreserve: education-lang-se 2.10.22

Slave interrupted by the user, exiting...
piupartss at piu-slave-ubc-01:/srv/piuparts.debian.org/slave/1$