this derivation will be built:
  /nix/store/8cg7y01cz3q0paa7sv8z11bgd214h7vr-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/8cg7y01cz3q0paa7sv8z11bgd214h7vr-bcachefs-module-7.0.0-30-generic.drv'...