this derivation will be built:
  /nix/store/13z02frd4m9cz96rn3gyfk2flxa3qd27-treefmt-check.drv
building '/nix/store/13z02frd4m9cz96rn3gyfk2flxa3qd27-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