From 8d56418bb6acaeab53cf15b93769645a3d733a8b Mon Sep 17 00:00:00 2001
From: Kris Nuttycombe <kris@nutty.land>
Date: Fri, 2 Sep 2022 11:39:21 -0600
Subject: [PATCH] Update to Rust 2021 and explicitly set MSRVs

Extracted from: https://github.com/zcash/librustzcash/commit/16a0e43f2de9194683b1c35bedf46385b678b9d6
---
 Cargo.toml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index cb225f2..de44057 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,8 @@ homepage = "https://github.com/zcash/librustzcash"
 repository = "https://github.com/zcash/librustzcash"
 readme = "README.md"
 license = "MIT OR Apache-2.0"
-edition = "2018"
+edition = "2021"
+rust-version = "1.56.1"
 categories = ["cryptography::cryptocurrencies"]
 
 [package.metadata.docs.rs]