this derivation will be built: /nix/store/f2yrplp3q9vp8cqdd010m82z5vils7ss-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/f2yrplp3q9vp8cqdd010m82z5vils7ss-bcachefs-module-7.0.0-29-generic.drv'...