From bd6b8b6a652e0c63e09505e95e7d9c456c631170 Mon Sep 17 00:00:00 2001
From: Michael Sproul <michael@sigmaprime.io>
Date: Wed, 13 Aug 2025 11:51:19 +1000
Subject: [PATCH] Disable sccache to fix Windows builds (#7867)

Quick fix to unblock Windows CI. I have a hammer and I'm using it.
---
 .cargo/config.toml               |  4 ++++
 .github/workflows/test-suite.yml | 15 +++++++++------
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/.cargo/config.toml b/.cargo/config.toml
index a408305c4d..00f716825e 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -1,3 +1,7 @@
 [env]
 # Set the number of arenas to 16 when using jemalloc.
 JEMALLOC_SYS_WITH_MALLOC_CONF = "abort_conf:true,narenas:16"
+
+# FIXME: sccache temporarily disabled due to Windows issues
+[build]
+rustc-wrapper = ""
diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index ac496f1f20..617c5258bf 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -28,6 +28,9 @@ env:
   CARGO_INCREMENTAL: 0
   # Enable portable to prevent issues with caching `blst` for the wrong CPU type
   TEST_FEATURES: portable
+  # FIXME: sccache disabled
+  RUSTC_WRAPPER: ""
+  SCCACHE_CACHE_SIZE: 0
 jobs:
   check-labels:
     runs-on: ubuntu-latest
@@ -104,7 +107,7 @@ jobs:
     - name: Run tests in release
       run: make nextest-release
     - name: Show cache stats
-      if: env.SELF_HOSTED_RUNNERS == 'true'
+      if: env.SELF_HOSTED_RUNNERS == 'true' && false
       run: sccache --show-stats
   release-tests-windows:
     name: release-tests-windows
@@ -135,7 +138,7 @@ jobs:
     - name: Run tests in release
       run: make nextest-release
     - name: Show cache stats
-      if: env.SELF_HOSTED_RUNNERS == 'true'
+      if: env.SELF_HOSTED_RUNNERS == 'true' && false
       run: sccache --show-stats
   beacon-chain-tests:
     name: beacon-chain-tests
@@ -157,7 +160,7 @@ jobs:
     - name: Run beacon_chain tests for all known forks
       run: make test-beacon-chain
     - name: Show cache stats
-      if: env.SELF_HOSTED_RUNNERS == 'true'
+      if: env.SELF_HOSTED_RUNNERS == 'true' && false
       run: sccache --show-stats
   http-api-tests:
     name: http-api-tests
@@ -179,7 +182,7 @@ jobs:
     - name: Run http_api tests for all recent forks
       run: make test-http-api
     - name: Show cache stats
-      if: env.SELF_HOSTED_RUNNERS == 'true'
+      if: env.SELF_HOSTED_RUNNERS == 'true' && false
       run: sccache --show-stats
   op-pool-tests:
     name: op-pool-tests
@@ -267,7 +270,7 @@ jobs:
     - name: Run tests in debug
       run: make nextest-debug
     - name: Show cache stats
-      if: env.SELF_HOSTED_RUNNERS == 'true'
+      if: env.SELF_HOSTED_RUNNERS == 'true' && false
       run: sccache --show-stats
   state-transition-vectors-ubuntu:
     name: state-transition-vectors-ubuntu
@@ -303,7 +306,7 @@ jobs:
     - name: Run consensus-spec-tests with blst and fake_crypto
       run: make nextest-ef
     - name: Show cache stats
-      if: env.SELF_HOSTED_RUNNERS == 'true'
+      if: env.SELF_HOSTED_RUNNERS == 'true' && false
       run: sccache --show-stats
   basic-simulator-ubuntu:
     name: basic-simulator-ubuntu