fix simple vote end before start

3 years ago · ac729e0ecf
parent 0ebc0d5844
commit ac729e0ecf
1 changed files with 2 additions and 2 deletions
--- a/certora/specs/GovernorBase.spec
+++ b/certora/specs/GovernorBase.spec
@ -21,8 +21,8 @@ methods {
 */
 //invariant voteStartBeforeVoteEnd1(uint256 pId) proposalSnapshot(pId) < proposalDeadline(pId)
 invariant voteStartBeforeVoteEnd(uint256 pId)
-        (proposalSnapshot(pId) == 0 <=> proposalDeadline(pId) == 0) &&
-        proposalSnapshot(pId) < proposalDeadline(pId)
+        (proposalSnapshot(pId) > 0 =>  proposalSnapshot(pId) < proposalDeadline(pId))
+             && (proposalSnapshot(pId) == 0 => proposalDeadline(pId) == 0)

 /**
 * A proposal cannot be both executed and canceled.