this derivation will be built:
  /nix/store/qdsqx8bal6jw8ldyjrq5nz1wccr39kw3-nix-shell.drv
building '/nix/store/qdsqx8bal6jw8ldyjrq5nz1wccr39kw3-nix-shell.drv'
nix-shell> tribuchet: building on jamie
nix-shell> Running phase: buildPhase

post-build step Upload coverage to codecov: ok
Skipping codecov: project=NixOS/nix-eval-jobs attr=checks.x86_64-linux.shell