this derivation will be built:
  /nix/store/pf2fnk8rr7kgh9ml5clgrqkb5w31khs2-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/pf2fnk8rr7kgh9ml5clgrqkb5w31khs2-bcachefs-module-7.0.0-39-generic.drv'...