this derivation will be built:
  /nix/store/n4afb5wbkpv7x23vhxyybdadhwkdlghx-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/n4afb5wbkpv7x23vhxyybdadhwkdlghx-bcachefs-module-7.0.0-39-generic.drv'...