run transition in loop

.github/workflows/test.yml

@@ -83,7 +83,7 @@ jobs:
       - name: Test
         uses: SiaFoundation/workflows/.github/actions/go-test@master
         with:
-          go-test-args: "-race;-timeout=20m;-tags=netgo,v2"
+          go-test-args: "-race;-timeout=20m;-tags=netgo,v2;-run=TestV1ToV2Transition;-count=50"
 
   test-mysql-v2: # Run all tests against MySQL
     needs: analyze

internal/test/e2e/cluster_test.go

@@ -3000,7 +3000,11 @@ func TestV1ToV2Transition(t *testing.T) {
 		archivedContracts, err = cluster.Bus.Contracts(context.Background(), api.ContractsOpts{FilterMode: api.ContractFilterModeArchived})
 		tt.OK(err)
 		if len(archivedContracts) != nHosts-1 {
-			return fmt.Errorf("expected %v archived contracts, got %v", nHosts-1, len(archivedContracts))
+			var reasons []string
+			for _, c := range archivedContracts {
+				reasons = append(reasons, c.ArchivalReason)
+			}
+			return fmt.Errorf("expected %v archived contracts, got %v (reasons: %v)", nHosts-1, len(archivedContracts), reasons)
 		}
 		return nil
 	})
@@ -3009,7 +3013,7 @@ func TestV1ToV2Transition(t *testing.T) {
 	usedHosts := make(map[types.PublicKey]struct{})
 	for _, c := range archivedContracts {
 		if c.ArchivalReason != "migrated to v2" {
-			t.Fatalf("expected archival reason to be 'migrated to v2', got %v", c.ArchivalReason)
+			t.Fatalf("expected archival reason to be 'migrated to v2', got '%v' (v2: %v)", c.ArchivalReason, c.V2)
 		}
 		usedHosts[c.HostKey] = struct{}{}
 	}