Your bug report

#48412: tracepointing and backtracing in the REPL sometime hang

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

The explanation is attached below, along with your original report.
If you require more details, please reply to 48412@debbugs.gnu.org.

-- 
48412: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=48412
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