☠ Buildbot (Sourceware): gcc-autoregen - failed compile (failure) (master)

[builder--- via Gcc-testresults]

A new failure has been detected on builder gcc-autoregen while building gcc.

Full details are available at:
    https://builder.sourceware.org/buildbot/#/builders/269/builds/13843

Build state: failed compile (failure)
Revision: 546f28f83ceba74dc8bf84b0435c0159ffca971a
Worker: bbo2
Build Reason: (unknown)
Blamelist: Richard Sandiford <richard.sandif...@arm.com>

Steps:

- 0: worker_preparation ( success )

- 1: git checkout ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/13843/steps/1/logs/stdio

- 2: autoregen.py ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/13843/steps/2/logs/stdio

- 3: git diff ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/13843/steps/3/logs/stdio

- 4: mkdir objdir ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/13843/steps/4/logs/stdio

- 5: configure ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/13843/steps/5/logs/stdio

- 6: make html ( failure )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/13843/steps/6/logs/stdio
        - warnings (143): 
https://builder.sourceware.org/buildbot/#/builders/269/builds/13843/steps/6/logs/warnings__143_