From febb35bd03657bfd064cea56567331540ade3f39 Mon Sep 17 00:00:00 2001
From: Moritz Ulrich <moritz@tarn-vedra.de>
Date: Tue, 20 Sep 2016 11:05:25 +0200
Subject: [PATCH] rustRegistry: 2016-08-23 -> 2016-09-20

---
 pkgs/tools/misc/exa/default.nix  | 2 ++
 pkgs/top-level/rust-packages.nix | 6 +++---
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/pkgs/tools/misc/exa/default.nix b/pkgs/tools/misc/exa/default.nix
index d743a68c83b..0e3922d2928 100644
--- a/pkgs/tools/misc/exa/default.nix
+++ b/pkgs/tools/misc/exa/default.nix
@@ -6,6 +6,8 @@ buildRustPackage rec {
   name = "exa-${version}";
   version = "2016-04-20";
 
+  # NOTE: There is an impurity caused by `exa` depending on
+  # https://github.com/rust-datetime/zoneinfo-compiled.git
   depsSha256 = "0qsqkgc1wxigvskhaamgfp5pyc2kprsikhcfccysgs07w44nxkd0";
 
   src = fetchFromGitHub {
diff --git a/pkgs/top-level/rust-packages.nix b/pkgs/top-level/rust-packages.nix
index 815ad81dc1e..f564c67e0d2 100644
--- a/pkgs/top-level/rust-packages.nix
+++ b/pkgs/top-level/rust-packages.nix
@@ -7,9 +7,9 @@
 { runCommand, fetchFromGitHub, git }:
 
 let
-  version = "2016-08-23";
-  rev = "e98ce679ed90bb5b8a64ad9f5bd82f87fd6b641f";
-  sha256 = "0dpl071ic3ddknsy98dxm99mznlblhmgjqi9ha6rlbldbjp3gf8j";
+  version = "2016-09-20";
+  rev = "cf9c8ccb2c7d753491fc26c64b717bb895d0b4ef";
+  sha256 = "02fq0f2zc9qhxs7h110g9ndrvmys26kp9hi93gq9vqhcizq2ici3";
 
   src = fetchFromGitHub {
       inherit rev;