this derivation will be built:
  /nix/store/swq4fmn635n6iz8zd3zlp7lvyky6pvn6-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/swq4fmn635n6iz8zd3zlp7lvyky6pvn6-bcachefs-module-7.0.0-28-generic.drv'...