--- cbindgen-0.6.6/test.py.orig	2018-05-31 09:03:09.000000000 -0700
+++ cbindgen-0.6.6/test.py	2018-10-22 15:21:50.222301880 -0700
@@ -8,13 +8,13 @@ import filecmp
 
 def build_cbindgen():
     try:
-        subprocess.check_output(["cargo", "build"])
+        subprocess.check_output(["cargo", "build", "--release"])
         return True
     except subprocess.CalledProcessError:
         return False
 
 def cbindgen(path, out, c, style, verify):
-    bin = ["target/debug/cbindgen"]
+    bin = ["target/release/cbindgen"]
     compile = [path, "-o", out]
     flags = []