this derivation will be built: /nix/store/0qdhxmm2p3qikv0lkkk7z1kvy3nv7vqy-bcachefs-module-7.0.0-30-generic.drv building '/nix/store/0qdhxmm2p3qikv0lkkk7z1kvy3nv7vqy-bcachefs-module-7.0.0-30-generic.drv'...