this derivation will be built:
  /nix/store/fzhnjwq7qdbyfpw23g1yhz52x9j732b2-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/fzhnjwq7qdbyfpw23g1yhz52x9j732b2-bcachefs-module-7.0.0-31-generic.drv'...