this derivation will be built:
  /nix/store/in6dhsp8qb87p6qd40kkzzflnhxcmd26-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/in6dhsp8qb87p6qd40kkzzflnhxcmd26-bcachefs-module-7.0.0-31-generic.drv'...