diff --git a/src/runtime2/branch.rs b/src/runtime2/branch.rs
index a2a9221a466b21ce5b0dba5fcc3ddd14149c17b2..f3fa84c5ee325768f51d0ca69ce14f834f95e02e 100644
--- a/src/runtime2/branch.rs
+++ b/src/runtime2/branch.rs
@@ -422,7 +422,7 @@ impl FakeTree {
     }
 
     fn is_in_sync(&self) -> bool {
-        return !self.branches.is_empty();
+        return self.branches.len() > 1;
     }
 
     pub fn queue_is_empty(&self, kind: QueueKind) -> bool {
@@ -460,7 +460,7 @@ impl FakeTree {
         debug_assert!(!self.is_in_sync());
 
         // Create the first branch
-        let sync_branch = FakeBranch::new_root(0);
+        let sync_branch = FakeBranch::new_root(1);
         let sync_branch_id = sync_branch.id;
         self.branches.push(sync_branch);