message: appveyor: cleanup
diff: @@ -29,7 +29,6 @@ environment:
  install:
  - 'systeminfo'
  - - 'wmic OS get FreePhysicalMemory /Value'
  - 'git submodule update --init --recursive'
  - "curl -fsS -o antlr4-complete.jar https://www.antlr.org/download/antlr-4.9-complete.jar"
  - "git clone https://github.com/antlr/antlr4"
  