this derivation will be built:
  /nix/store/k16v30wji6d7zncnkmgm5dgw0jm6nk1g-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/k16v30wji6d7zncnkmgm5dgw0jm6nk1g-bcachefs-module-7.0.0-29-generic.drv'...