Pin once_cell to 1.14 to fix MSRV

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3626feb844e060ebc85b001289579b29c442ee78..4ebe48ca011f4948d4ee3dd28c9d79a10b0f948a 100644 (file)
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -36,6 +36,7 @@ jobs:
           cargo update -p tokio-postgres --precise "0.7.5" --verbose
           cargo update -p postgres-types --precise "0.2.3" --verbose
           cargo update -p tokio --precise "1.14.1" --verbose
+          cargo update -p once_cell --precise "1.14.0" --verbose
       - name: Build on Rust ${{ matrix.toolchain }}
         run: |
           cargo build --verbose --color always