this derivation will be built:
  /nix/store/z4n6gbqiaa98hl7kbs7092lqd9akfyn1-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/z4n6gbqiaa98hl7kbs7092lqd9akfyn1-bcachefs-module-7.0.0-30-generic.drv'...