message: Fix a regression in Windows dtors.
diff: @@ -342,7 +342,7 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriEvalContextExt<'mir, 'tcx
  let this = self.eval_context_mut();
  let active_thread = this.get_active_thread()?;
  - if this.machine.tls.set_dtors_running_for_thread(active_thread) {
  + if !this.machine.tls.set_dtors_running_for_thread(active_thread) {
  // This is the first time we got asked to schedule a destructor. The
  // Windows schedule destructor function must be called exactly once,
  // this is why it is in this block.
  