message: setting new gcc lead to gcov version mismatch
diff: @@ -103,13 +103,8 @@ matrix:
  apt:
  sources:
  - ubuntu-toolchain-r-test
  - packages:
  - - g++-8
  - env:
  - - MATRIX_EVAL="CC=gcc-8 && CXX=g++-8"
  before_install:
  - - eval "${MATRIX_EVAL}"
  - pip install --user cpp-coveralls
  script:
  