this derivation will be built:
  /nix/store/wnj5yldbyb5va5wbpaqp6486mix9vg68-nix-shell.drv
building '/nix/store/wnj5yldbyb5va5wbpaqp6486mix9vg68-nix-shell.drv'
nix-shell> tribuchet: building on mac02
nix-shell> Running phase: buildPhase

post-build step Upload coverage to codecov: ok
Skipping codecov: project=nix-community/harmonia attr=checks.aarch64-darwin.devShell-default