this derivation will be built: /nix/store/3fqc050jhjr5lingp7hwv7q15bs2216i-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/3fqc050jhjr5lingp7hwv7q15bs2216i-bcachefs-module-7.0.0-38-generic.drv'...