this derivation will be built: /nix/store/v45sa61pyk6bl6w9nv58r14xx7sc83fa-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/v45sa61pyk6bl6w9nv58r14xx7sc83fa-bcachefs-module-7.0.0-38-generic.drv'...