bump toolchain (#399)

* bump toolchain

* bumpup rust-overlay

* nix: fix sha256

Co-authored-by: GTrunSec <[email protected]>

Author: 2 people

flake.lock

@@ -152,7 +152,7 @@
                       cp -r ${pathDir} crates
                       sed -i 's|../crates/lisp_util|./crates/lisp_util|' Cargo.toml
                     '' + doVersionedUpdate;
-                  sha256 = "sha256-XvGLnzh5GKiiVeWPiIxrnV2eDr6LvRe5UvnIGlkQk6w=";
+                  sha256 = "sha256-2g+nfnEtrp2oxy/wd0+G8dfR/tufkMLAfoFzxO+jv3g=";
                   inherit installPhase;
                 };
 

flake.nix

@@ -1,7 +1,7 @@
 { lib, config, pkgs, ... }:
 let
   cfg = config.language.rust;
-  date = "2021-04-25";
+  date = lib.removePrefix "nightly-" (lib.removeSuffix "\n" (builtins.readFile ../rust-toolchain));
 in
 with pkgs;
 with lib;