☠ 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/8431

Build state: failed compile (failure)
Revision: 78eef8919e2f2973ed7750ba66f5726e70614d07
Worker: bb2-1
Build Reason: (unknown)
Blamelist: liuhongt <hongtao....@intel.com>

Steps:

- 0: worker_preparation ( success )

- 1: git checkout ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/8431/steps/1/logs/stdio

- 2: autoregen.py ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/8431/steps/2/logs/stdio

- 3: git diff ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/8431/steps/3/logs/stdio

- 4: mkdir objdir ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/8431/steps/4/logs/stdio

- 5: configure ( success )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/8431/steps/5/logs/stdio

- 6: make html ( failure )
    Logs:
        - stdio: 
https://builder.sourceware.org/buildbot/#/builders/269/builds/8431/steps/6/logs/stdio
        - warnings (27): 
https://builder.sourceware.org/buildbot/#/builders/269/builds/8431/steps/6/logs/warnings__27_