this derivation will be built:
  /nix/store/q9cb68ldiyw4kyq7dckyx0153ld2g6nx-bcachefs-module-7.0.0-27-generic-64k.drv
building '/nix/store/q9cb68ldiyw4kyq7dckyx0153ld2g6nx-bcachefs-module-7.0.0-27-generic-64k.drv'...