# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian [ERROR] No solution for async_extended.v0.11.0: The following dependencies couldn't be met: - async_extended -> ppx_jane < v0.12 -> ppx_sexp_value < 113.25.00 -> ocaml < 4.03 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_sexp_value < 113.25.00 -> ppx_core < 113.25.00 -> ocaml < 4.03.0 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_inline_test < v0.12 -> base < v0.12 -> ocaml < 4.08.0 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_inline_test < v0.12 -> ocaml < 4.03 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_inline_test < v0.12 -> ppx_core < v0.10 -> ppx_ast < v0.10 -> ocaml < 4.08.0 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_inline_test < v0.12 -> ppx_core < v0.10 -> ocaml < 4.06.0 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_custom_printf < v0.10 -> ocaml < 4.03 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_custom_printf < v0.10 -> ppx_core < v0.10 -> ppx_ast < v0.10 -> ocaml < 4.08.0 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ppx_custom_printf < v0.10 -> ppx_core < v0.10 -> ocaml < 4.06.0 base of this switch (use `--unlock-base' to force) - async_extended -> ppx_jane < v0.12 -> ocaml = 4.02.3 base of this switch (use `--unlock-base' to force) Command failed: opam list --readonly --external --resolve=async_extended.v0.11.0 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.