this derivation will be built:
  /nix/store/ghyi0wd572fbsm89lxkpn213p0fnc04b-repo-no-dead-component-names-test.drv
error: Cannot build '/nix/store/ghyi0wd572fbsm89lxkpn213p0fnc04b-repo-no-dead-component-names-test.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/7c1x9w8yrq8l1524rpi5k71mv8rakmfv-repo-no-dead-component-names-test
       Last 1 log lines:
       > stale exemption (path gone): docs/superpowers
       For full logs, run:
         nix log /nix/store/ghyi0wd572fbsm89lxkpn213p0fnc04b-repo-no-dead-component-names-test.drv