this derivation will be built:
  /nix/store/achp66kb3r8z8cwl1fkycghihys2a3sw-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/achp66kb3r8z8cwl1fkycghihys2a3sw-bcachefs-module-7.0.0-39-generic.drv'...