this derivation will be built:
  /nix/store/3nv2mjkqzmvfp5r4wplnlk58gljnbvn2-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/3nv2mjkqzmvfp5r4wplnlk58gljnbvn2-bcachefs-module-7.0.0-39-generic.drv'...