☝ Buildbot (Sourceware): gccrust - worker not available (master)

[builder]

A retry build has been detected on builder gccrust-fedora-x86_64 while building 
gccrust.

Full details are available at:
    https://builder.sourceware.org/buildbot/#/builders/16/builds/1924

Build state: worker not available
Revision: (unknown)
Worker: bb2-2
Build Reason: (unknown)
Blamelist: Arthur Cohen <arthur.co...@embecosm.com>, Owen Avery 
<powerboat9.ga...@gmail.com>, Thomas Schwinge <tschwi...@baylibre.com>

Steps:

- 0: worker_preparation ( exception )
    Logs:
        - err.text: 
https://builder.sourceware.org/buildbot/#/builders/16/builds/1924/steps/0/logs/err_text
        - err.html: 
https://builder.sourceware.org/buildbot/#/builders/16/builds/1924/steps/0/logs/err_html