☠ 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/12854

Build state: failed 'git diff ...' (failure)
Revision: 563e6d926d9826d76895086d0c40a29dc90d66e5
Worker: bb1-2
Build Reason: (unknown)
Blamelist: Andrew Pinski <quic_apinski@quicinc.com>, Bob Dubner <rdubner@symas.com>, GCC Administrator <gccadmin@gcc.gnu.org>, H.J. Lu <hjl.tools@gmail.com>, Haochen Jiang <haochen.jiang@intel.com>, Iain Sandoe <iain@sandoe.co.uk>, Jakub Jelinek <jakub@redhat.com>, Jeff Law <jlaw@ventanamicro.com>, Jose E. Marchesi <jose.marchesi@oracle.com>, Joseph Myers <josmyers@redhat.com>, Matthias Klose <doko@ubuntu.com>, Michael Matz <matz@suse.de>, Patrick Palka <ppalka@redhat.com>, Richard Biener <rguenther@suse.de>, Tomasz Kamiński <tkaminsk@redhat.com>, Vladimir N. Makarov <vmakarov@redhat.com>

Steps:

- 0: worker_preparation ( success )

- 1: git checkout ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/1/logs/stdio

- 2: autoregen.py ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/2/logs/stdio

- 3: git diff ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/3/logs/stdio

- 4: mkdir objdir ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/4/logs/stdio

- 5: configure ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/5/logs/stdio

- 6: make html ( warnings )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/6/logs/stdio
        - warnings (147): https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/6/logs/warnings__147_

- 7: make regenerate-opt-urls ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/7/logs/stdio

- 8: git diff_1 ( failure )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/12854/steps/8/logs/stdio