this derivation will be built:
  /nix/store/ymd0vyy9hhyismv3pg85c6mg1gs74rkn-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/ymd0vyy9hhyismv3pg85c6mg1gs74rkn-bcachefs-module-7.0.0-39-generic.drv'...