From 86932c20eb5cbf0312989533c8d3ac9f36be7ea5 Mon Sep 17 00:00:00 2001
From: Eric Seppanen <eds@reric.net>
Date: Mon, 3 May 2021 23:53:59 -0700
Subject: [PATCH] circleci: disable imperfect match on the rust cache

The cache keeps growing as stale packages accumulate; until we can
figure out a better strategy, just start over every time Cargo.lock
changes.
---
 .circleci/config.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 97b82e3044..11137d473c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -63,7 +63,8 @@ jobs:
             # Choose an exact match first, if it exists.
             - rust-cache-deps-v01-{{ checksum "Cargo.lock" }}
             # Fall back to an out of date cache. Cargo can figure out what needs rebuilding.
-            - rust-cache-deps-v01-
+            # FIXME: imperfect match disabled due to issue #90.
+            #- rust-cache-deps-v01-
 
         # Build the rust code, including test binaries
       - run: cargo build --bins --tests