This should help the "too much output" error

Author: tekknolagi

circle.yml

@@ -3,6 +3,9 @@ dependencies:
         - sudo add-apt-repository -y ppa:avsm/ppa
         - sudo apt-get install -y ocaml ocaml-native-compilers opam
         - opam init --auto-setup --dot-profile=~/.bashrc # Modify dotfiles
+        - opam switch --no-switch 4.02.3 # Download and compile all the versions
+        - opam switch --no-switch 4.03.0
+        - opam switch --no-switch 4.04.0
 
 test:
     override: