these 3 derivations will be built:
  /nix/store/ss66rj772qpbj5lccdgyq04ka6g9a698-web.service.drv
  /nix/store/fnrjdrqk4hlz3avmwvgf23xh4ys3hfyw-flakelet-lib-test-units.drv
  /nix/store/1lf3awgp4xhwr967kyh6z1f10cvmwar4-flakelet-lib-test.drv
building '/nix/store/ss66rj772qpbj5lccdgyq04ka6g9a698-web.service.drv'
building '/nix/store/fnrjdrqk4hlz3avmwvgf23xh4ys3hfyw-flakelet-lib-test-units.drv'
building '/nix/store/1lf3awgp4xhwr967kyh6z1f10cvmwar4-flakelet-lib-test.drv'

post-build step Upload coverage to codecov: ok
Skipping codecov: project=Mic92/flakelet attr=checks.x86_64-linux.lib