this derivation will be built:
  /nix/store/r0s1d0yzgcpa66zfbyip822frh6z1k4r-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/r0s1d0yzgcpa66zfbyip822frh6z1k4r-bcachefs-module-7.0.0-39-generic.drv'...