this derivation will be built:
  /nix/store/4avrf2gffc5zjm6jfx3rr8s1q9jb4fkn-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/4avrf2gffc5zjm6jfx3rr8s1q9jb4fkn-bcachefs-module-7.0.0-29-generic.drv'...