these 4 derivations will be built:
  /nix/store/36vahniwfcdwsi88in49wq0ghfik6rlb-source.drv
  /nix/store/wzn83yilbjh19iaxmkafaifigb25bjvi-reasonix-1.39.4-go-modules.drv
  /nix/store/bk615qihxpdsy4lfk8q3gcsbzd445mfh-reasonix-1.39.4.drv
  /nix/store/fqbidqnsx2r8qrfm3s6ifkp9gjrfqc57-check-reasonix.drv