this derivation will be built: /nix/store/480z8jdnf18vy7axvzbjd4sylmprn3bw-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/480z8jdnf18vy7axvzbjd4sylmprn3bw-bcachefs-module-7.0.0-29-generic.drv'...