update tig-worker

tig-worker/src/main.rs

@@ -426,7 +426,27 @@ fn compute_batch(
                 .output()?;
 
             if !output.status.success() {
-                continue;
+                if output.status.code() == Some(87) {
+                    let mut rt_sig = 0;
+                    let stdout = String::from_utf8_lossy(&output.stdout);
+                    let mut lines = stdout.lines().rev();
+                    while let Some(line) = lines.next() {
+                        if line.starts_with("Runtime signature: ") {
+                            if let Some(sig) = line.strip_prefix("Runtime signature: ") {
+                                if let Ok(sig) = sig.trim().parse::<u64>() {
+                                    rt_sig = sig;
+                                    break;
+                                }
+                            }
+                        }
+                    }
+
+                    println!("Ran out of fuel, runtime signature: {}", rt_sig);
+
+                    continue;
+                }
+
+                return Err(anyhow!("Native wrapper failed: {}", String::from_utf8_lossy(&output.stderr)));
             }
 
             let output_str = String::from_utf8_lossy(&output.stdout);