From 9a3ed0e8c501bc4631d7dedaa06e8393704bf146 Mon Sep 17 00:00:00 2001
From: Artturin <Artturin@artturin.com>
Date: Tue, 7 Sep 2021 02:41:15 +0300
Subject: [PATCH] buildCrystalPackage: redirect stdout to /dev/null makes build
 errors easier to diagnose

---
 pkgs/development/compilers/crystal/build-package.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/crystal/build-package.nix b/pkgs/development/compilers/crystal/build-package.nix
index 67c8128f6b5d..8c788b80bf0c 100644
--- a/pkgs/development/compilers/crystal/build-package.nix
+++ b/pkgs/development/compilers/crystal/build-package.nix
@@ -120,7 +120,7 @@ stdenv.mkDerivation (mkDerivationArgs // {
 
   installCheckPhase = args.installCheckPhase or ''
     for f in $out/bin/*; do
-      $f --help
+      $f --help > /dev/null
     done
   '';