#:use-module ((guix progress) #:hide (dump-port*))
#:use-module (guix serialization)
#:use-module (guix scripts substitute)
+ #:use-module (guix narinfo)
#:use-module (rnrs bytevectors)
#:autoload (guix http-client) (http-fetch)
#:use-module ((guix build syscalls) #:select (terminal-columns))