this derivation will be built:
  /nix/store/yd1687i6p5v981jkdqlrywhrxddyqs4x-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/yd1687i6p5v981jkdqlrywhrxddyqs4x-bcachefs-module-7.0.0-28-generic.drv'...