this derivation will be built:
  /nix/store/6my1zzl4f3wgvcs44x3h8a0qpzgmyc45-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/6my1zzl4f3wgvcs44x3h8a0qpzgmyc45-bcachefs-module-7.0.0-39-generic.drv'...