Your bug report

#64976: guix build: error: invalid character `~' in name

which was filed against the guix package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 64976@debbugs.gnu.org.

-- 
64976: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=64976
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