this derivation will be built:
  /nix/store/ncbg1rcc85n77r16zljdpflcc43pf44n-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/ncbg1rcc85n77r16zljdpflcc43pf44n-bcachefs-module-7.0.0-39-generic.drv'...