this derivation will be built:
  /nix/store/j74nkair2scm43f4fj9f21mkpc0z9wf4-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/j74nkair2scm43f4fj9f21mkpc0z9wf4-bcachefs-module-7.0.0-30-generic.drv'...