this derivation will be built:
  /nix/store/c2kwv1qad70hr8hlrwd72zh45vzx96fv-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/c2kwv1qad70hr8hlrwd72zh45vzx96fv-bcachefs-module-7.0.0-30-generic.drv'...