# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian [ERROR] No solution for DrawGrammar.0.2.2: The following dependencies couldn't be met: - DrawGrammar -> JsOfOCairo < 3 -> ocaml < 4.06.0 base of this switch (use `--unlock-base' to force) - DrawGrammar -> JsOfOCairo < 3 -> js_of_ocaml-compiler < 3.4 -> ocaml < 4.08.0 base of this switch (use `--unlock-base' to force) - DrawGrammar -> JsOfOCairo < 3 -> js_of_ocaml < 3.4 -> ocaml < 4.08.0 base of this switch (use `--unlock-base' to force) Command failed: opam list --readonly --external --resolve=DrawGrammar.0.2.2 returned 20 Command 'docker run --rm -i -v opam-health-check-default-dune-cache:/home/opam/.cache/dune opam-health-check-default-4.08.1 bash' failed.