Hello! I believe this patch fixes the problem:
http://git.sv.gnu.org/cgit/guile.git/commit/?id=f57fdf07d6374028f35bcb1ee748a94022deda6d Basically ‘force’ was leaking memory because it uses ‘lock-mutex’, which was the culprit (!). Julian: Could you please review this patch? Thanks, Ludo’.
