From b7c319c56ae8380aa2ab03d2b9b6702ae43d49b3 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Sun, 11 Nov 2018 10:43:33 +0100
Subject: [PATCH] do not panic just because cargo failed

---
 src/bootstrap/compile.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/bootstrap/compile.rs b/src/bootstrap/compile.rs
index cef0849937b..71b204b2de9 100644
--- a/src/bootstrap/compile.rs
+++ b/src/bootstrap/compile.rs
@@ -22,7 +22,7 @@ use std::fs::{self, File};
 use std::io::BufReader;
 use std::io::prelude::*;
 use std::path::{Path, PathBuf};
-use std::process::{Command, Stdio};
+use std::process::{Command, Stdio, exit};
 use std::str;
 
 use build_helper::{output, mtime, up_to_date};
@@ -1098,7 +1098,7 @@ pub fn run_cargo(builder: &Builder,
     });
 
     if !ok {
-        panic!("cargo must succeed");
+        exit(1);
     }
 
     // Ok now we need to actually find all the files listed in `toplevel`. We've