this derivation will be built: /nix/store/krhld9kkp9hmycp1vnghmc866ihssnp0-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/krhld9kkp9hmycp1vnghmc866ihssnp0-bcachefs-module-7.0.0-38-generic.drv'...