this derivation will be built:
  /nix/store/m1ffava6ij59bb8fs7izbsfx9c3j5agx-treefmt-check.drv
building '/nix/store/m1ffava6ij59bb8fs7izbsfx9c3j5agx-treefmt-check.drv'
treefmt-check> tribuchet: building on jamie

post-build step Upload coverage to codecov: ok
Skipping codecov: project=nix-community/buildbot-nix attr=default.checks.treefmt