this derivation will be built:
  /nix/store/w4sywkh6kh27cra7a2kldvil400wx72g-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/w4sywkh6kh27cra7a2kldvil400wx72g-bcachefs-module-7.0.0-39-generic.drv'...