./rubberband-2.0.2-gpl-executable-macos/rubberband -q --time 1.08084 --pitch 6.0184 --crisp 1 -F @/tmp/_^3ab7x88qyK8.opus-ss3705-to4293-ln.flac @/tmp/_^3ab7x88qyK8.opus-ss3705-to4293-t1.08084-p6.0184-c1-F-ln.wav~
ERROR: Failed to open input file "@/tmp/_^3ab7x88qyK8.opus-ss3705-to4293-ln.flac": File contains data in an unimplemented format.
no errors with ./rubberband-1.9.0-gpl-executable-macos/rubberband
no errors with ./rubberband-1.9.0-gpl-executable-macos/rubberband
the file was created with ffmpeg