this derivation will be built:
  /nix/store/y7pgqvckax4lha3wrz295vc8g4jq8a27-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/y7pgqvckax4lha3wrz295vc8g4jq8a27-bcachefs-module-7.0.0-34-generic.drv'...