this derivation will be built:
  /nix/store/ncfihja8yiymssv2s2x0gbr0c0i0i95i-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/ncfihja8yiymssv2s2x0gbr0c0i0i95i-bcachefs-module-7.0.0-38-generic.drv'...