These came up while I played with extended RepoPatchV3 properties.
They both lead to crashes of the shrinker when a property fails.
1 patch for repository http://darcs.net/screened:
patch b0a1c375fe329928f34f81a879200aff2e7ac4a0
Author: Ben Franksen <ben.franksen@online.de>
Date: Wed Sep 23 12:33:09 CEST 2020
* two bugfixes in the PrimV1 shrinker