nix: include rust-src so rust-analyzer works correctly.

1 files changed, 1 insertions, 1 deletions

diff --git a/shell.nix b/shell.nix
index f8f65093..e0a26045 100644
--- a/shell.nix
+++ b/shell.nix
@@ -2,7 +2,7 @@
 
 pkgs.mkShell {
   nativeBuildInputs = with pkgs; [
-    rust-bin.nightly.latest.rust
+    (rust-bin.nightly.latest.rust.override { extensions = ["rust-src"]; })
     lld_10
     # pkgconfig
   ];