try updating homebrew

skvark · skvark · commit e1b13aae1656 · 2020-07-15T22:25:53.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -670,7 +670,8 @@ before_install: |
       echo $ENABLE_HEADLESS > headless.enabled
 
       if [ -n "$IS_OSX" ]; then
-        echo "homebrew"
+        export HOMEBREW_FORCE_VENDOR_RUBY=1
+        brew upgrade
         TAPS="$(brew --repository)/Library/Taps"
         if [ -e "$TAPS/caskroom/homebrew-cask" -a -e "$TAPS/homebrew/homebrew-cask" ]; then
             rm -rf "$TAPS/caskroom/homebrew-cask"
diff --git a/travis_config.sh b/travis_config.sh
@@ -89,12 +89,9 @@ function pre_build {
 
     local CACHE_STAGE; (echo "$TRAVIS_BUILD_STAGE_NAME" | grep -qiF "final") || CACHE_STAGE=1
 
-    export HOMEBREW_FORCE_VENDOR_RUBY=1
-    brew style
-    brew update
-
     #after the cache stage, all bottles and Homebrew metadata should be already cached locally
     if [ -n "$CACHE_STAGE" ]; then
+        brew update
         generate_ffmpeg_formula
         brew_add_local_bottles
     fi
