☠ Buildbot (Sourceware): gcc-autoregen - failed 'git diff ...' (failure) (master)

[builder@sourceware.org]

A failed build has been detected on builder gcc-autoregen while building gcc.

Full details are available at:
    https://builder.sourceware.org/buildbot/#/builders/269/builds/9846

Build state: failed 'git diff ...' (failure)
Revision: 45cc42d6dc0642612e7076e95820438a1aab5479
Worker: bb2-1
Build Reason: (unknown)
Blamelist: GCC Administrator <gccadmin@gcc.gnu.org>, Jan Hubicka <hubicka@ucw.cz>, Jason Merrill <jason@redhat.com>, Jeff Law <jlaw@ventanamicro.com>, Jonathan Wakely <jwakely@redhat.com>, Martin Jambor <mjambor@suse.cz>, Matthieu Longo <matthieu.longo@arm.com>, Patrick Palka <ppalka@redhat.com>, Richard Ball <richard.ball@arm.com>, Szabolcs Nagy <szabolcs.nagy@arm.com>, Yury Khrustalev <yury.khrustalev@arm.com>

Steps:

- 0: worker_preparation ( success )

- 1: git checkout ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9846/steps/1/logs/stdio

- 2: autoregen.py ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9846/steps/2/logs/stdio

- 3: git diff ( failure )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9846/steps/3/logs/stdio