+ local xopts=''
+
+ case "$checkletters" in
+ XX*)
+ fail "$checkletters" # for debugging
+ ;;
+ esac
+
+ case "$checkletters" in
+ X*)
+ t-expect-fail E:'snags: [0-9]* blockers' \
+ t-git-debrebase $xopts $subcmd
+ xopts+=' --force'
+ next_checkletter
+ ;;
+ esac
+