this derivation will be built:
  /nix/store/dj7317chrmr5ncvf41jxglz8qxzzvswf-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/dj7317chrmr5ncvf41jxglz8qxzzvswf-bcachefs-module-7.0.0-39-generic.drv'...