more debug

src/entities/tasks/executor.rs

@@ -34,14 +34,23 @@ pub fn task_executor_system(
     mut completed_writer: MessageWriter<TaskCompleted>,
     mut failed_writer: MessageWriter<TaskFailed>,
 ) {
+    eprintln!("[TASK_EXEC] Running");
+
     use std::collections::hash_map::DefaultHasher;
     use std::hash::{Hash, Hasher};
     let mut hasher = DefaultHasher::new();
     crate::constants::SEED.hash(&mut hasher);
     time.elapsed_secs().to_bits().hash(&mut hasher);
     let seed = hasher.finish();
+    eprintln!("[TASK_EXEC] RNG seed: {}", seed);
     let mut rng = WyRand::seed_from_u64(seed);
 
+    let count = query.iter().count();
+    eprintln!("[TASK_EXEC] Query returned {} entities", count);
+    if count == 0 {
+        return;
+    }
+
     for (entity, mut queue, mut state, mut ambulatory, transform) in query.iter_mut() {
         // If queue empty, assign default Idle task
         if queue.is_empty() {