this derivation will be built:
  /nix/store/xg54b0pl4ajzqx4vb4ssy2v9nbnlvfiq-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/xg54b0pl4ajzqx4vb4ssy2v9nbnlvfiq-bcachefs-module-7.0.0-39-generic.drv'...