this derivation will be built: /nix/store/3fpr7qrlp9vydfq69xggqc7ilmbxr5x5-bcachefs-module-7.0.0-39-generic.drv building '/nix/store/3fpr7qrlp9vydfq69xggqc7ilmbxr5x5-bcachefs-module-7.0.0-39-generic.drv'...