this derivation will be built:
  /nix/store/63zc2cq816xa12sdr1b493nqklb738z9-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/63zc2cq816xa12sdr1b493nqklb738z9-bcachefs-module-7.0.0-29-generic.drv'...