message: Disable test execution on old Rust version in CI
diff: @@ -80,7 +80,10 @@ matrix:
  script:
  - if [ -n "${FEATURES+exists}" ]; then
  cargo build -v --no-default-features --features "$FEATURES" &&
  - cargo test -v --no-default-features --features "$FEATURES" &&
  + if [ "$(cargo --version)" != "cargo 1.34"* ]; then
  + # Tests (rather the criterion dev-dependency) relies on rayon, which uses Rust 1.36
  + cargo test -v --no-default-features --features "$FEATURES";
  + fi &&
  cargo doc -v --no-default-features --features "$FEATURES";
  fi
  - if [ -n "${DEFAULT_FEATURES+exists}" ]; then
  