☠ 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/15065

Build state: failed 'git diff ...' (failure)
Revision: 8c6f583d3d87b63c5ecace779ef359b568f7b747
Worker: bb1-2
Build Reason: (unknown)
Blamelist: GCC Administrator <gccadmin@gcc.gnu.org>, Georg-Johann Lay <avr@gjlay.de>, Jason Merrill <jason@redhat.com>, Jonathan Wakely <jwakely@redhat.com>, Juergen Christ <jchrist@linux.ibm.com>, Kito Cheng <kito.cheng@sifive.com>, Kugan Vivekanandarajah <kvivekananda@nvidia.com>, Luc Grosheintz <luc.grosheintz@gmail.com>, Pan Li <pan2.li@intel.com>, Richard Biener <rguenther@suse.de>, Tobias Burnus <tburnus@baylibre.com>, Tomasz Kamiński <tkaminsk@redhat.com>, xuli <xuli1@eswincomputing.com>

Steps:

- 0: worker_preparation ( success )

- 1: git checkout ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/15065/steps/1/logs/stdio

- 2: autoregen.py ( success )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/15065/steps/2/logs/stdio

- 3: git diff ( failure )
    Logs:
        - stdio: https://builder.sourceware.org/buildbot/#/builders/269/builds/15065/steps/3/logs/stdio