this derivation will be built: /nix/store/65mn61ngs9ghq1bywzsdhmigyyvlc15y-bcachefs-module-7.0.0-28-generic.drv building '/nix/store/65mn61ngs9ghq1bywzsdhmigyyvlc15y-bcachefs-module-7.0.0-28-generic.drv'...