☠ 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/9988

Build state: failed 'git diff ...' (failure)
Revision: f1f8d4c5115975875b5b1a15adbac50bc28a3922
Worker: bb2-2
Build Reason: (unknown)
Blamelist: David Malcolm <dmalcolm@redhat.com>, GCC Administrator <gccadmin@gcc.gnu.org>, Gaius Mulley <gaiusmod2@gmail.com>, Georg-Johann Lay <avr@gjlay.de>, Joseph Myers <josmyers@redhat.com>, Mark Harmstone <mark@harmstone.com>, Martin Uecker <uecker@tugraz.at>, Richard Sandiford <richard.sandiford@arm.com>, Uros Bizjak <ubizjak@gmail.com>

Steps:

- 0: worker_preparation ( success )

- 1: git checkout ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/1/logs/stdio

- 2: autoregen.py ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/2/logs/stdio

- 3: git diff ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/3/logs/stdio

- 4: mkdir objdir ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/4/logs/stdio

- 5: configure ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/5/logs/stdio

- 6: make html ( warnings )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/6/logs/stdio
        - warnings (124): https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/6/logs/warnings__124_

- 7: make regenerate-opt-urls ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/7/logs/stdio

- 8: git diff_1 ( failure )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/9988/steps/8/logs/stdio