Processing `./optional-args-backup.ly' Parsing... Renaming input to: `/home/gub/NewGub/gub/target/linux-x86/src/lilypond-git.sv.gnu.org--lilypond.git-release-unstable/input/regression/optional-args-backup.ly' Writing header field `texidoc' to `./optional-args-backup.texidoc'... Layout output to `./optional-args-backup.eps'... Writing ./optional-args-backup-systems.texi... Writing ./optional-args-backup-systems.tex... Writing ./optional-args-backup-systems.count... Writing timing to optional-args-backup.profile...