✗ Solve failed — no dependency solution was found for this package version on Debian trixie, so it was never built. The solver's explanation:

Can't find all required versions.
Selected: angstrom.0.16.1 base-bigarray.base base-bytes.base
          base-domains.base base-nnp.base base-threads.base base-unix.base
          base64.3.5.2 basement.v0.18~preview.130.106+341 bigstringaf.0.10.0
          cmdliner.2.1.1 cohttp-lwt.4.1.2 conf-autoconf.1 conf-which.1
          cppo.1.8.0 csexp.1.5.2 dune.3.24.2 dune-configurator.3.24.2
          jsonm.1.0.2 logs.0.10.0 lwt.6.1.2 ocaml-compiler-libs.v0.17.0+ox
          ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0
          ocamlbuild.0.16.1+ox ocamlfind.1.9.8+ox ocplib-endian.1.2
          oxcaml.latest oxcaml-patch-guards.ox ppx_derivers.1.2.1
          ppx_helpers.v0.18~preview.130.106+341
          ppx_sexp_conv.v0.18~preview.130.106+341 ppxlib_ast.0.33.0+ox2
          ppxlib_jane.v0.18~preview.130.106+341 re.1.14.0+ox seq.base
          sexp_type.v0.18~preview.130.106+341
          sexplib0.v0.18~preview.130.106+341 stdlib-shims.0.3.0
          stringext.1.6.0 topkg.1.1.1+ox uri.4.4.0 uri-sexp.4.4.0
          uutf.1.0.4+ox ocaml-variants&mechaml ocaml ocaml-base-compiler
          ocaml-base-compiler base-domains ocaml-base-compiler
          oxcaml-angstrom-patches ocaml ocaml&base-bytes
- cohttp -> cohttp.4.1.2
    cohttp-lwt 4.1.2 requires = 4.1.2
- cohttp-lwt-unix -> (problem)
    Rejected candidates:
      cohttp-lwt-unix.6.3.0: Requires cohttp = 6.3.0
      cohttp-lwt-unix.6.2.2: Requires cohttp = 6.2.2
      cohttp-lwt-unix.6.2.1: Requires cohttp = 6.2.1
      cohttp-lwt-unix.6.1.1: Requires cohttp = 6.1.1
      cohttp-lwt-unix.6.1.0: Requires cohttp = 6.1.0
      cohttp-lwt-unix.6.0.0: Requires cohttp = 6.0.0
      cohttp-lwt-unix.6.0.0~beta2: Requires cohttp = 6.0.0~beta2
      cohttp-lwt-unix.5.3.0: Requires cmdliner >= 1.1.0 & < 2.0.0
      cohttp-lwt-unix.5.1.0: Requires cmdliner < 2.0.0
      cohttp-lwt-unix.4.1.2: Requires cmdliner >= 1.1.0 & < 2.0.0
      cohttp-lwt-unix.4.0.0: Requires cmdliner < 2.0.0
      cohttp-lwt-unix.2.5.8: Requires cmdliner < 1.1.0
      cohttp-lwt-unix.2.1.3: Requires cmdliner < 2.0.0
      cohttp-lwt-unix.1.2.0: Requires cmdliner < 2.0.0
- lambdasoup -> (problem)
    mechaml 1.2.1 requires < 0.8.0
    Rejected candidates:
      lambdasoup.1.1.1: Incompatible with restriction: < 0.8.0
      lambdasoup.1.1.0: Incompatible with restriction: < 0.8.0
      lambdasoup.1.0.0: Incompatible with restriction: < 0.8.0
      lambdasoup.0.7.3: Requires ocaml >= 4.02.0 & < 5.0
      lambdasoup.0.7.2: Requires ocaml >= 4.02.0 & < 5.0
      lambdasoup.0.7.1: Requires ocaml >= 4.02.0 & < 5.0
      lambdasoup.0.7.0: Requires ocaml >= 4.02.0 & < 5.0
      lambdasoup.0.6.4: Requires ocaml >= 4.02.0 & < 5.0
      lambdasoup.0.6.3: Requires ocaml < 5.0
      lambdasoup.0.6.2: Requires ocaml < 5.0
      lambdasoup.0.6.1: Requires ocaml < 5.0
      lambdasoup.0.6: Requires ocaml < 5.0
      lambdasoup.0.5.1: Requires ocaml < 5.0
      lambdasoup.0.5: Requires ocaml < 5.0
- mechaml -> mechaml.1.2.1
    User requested = 1.2.1
- ocaml -> ocaml.5.2.0
    User requested = 5.2.0
- ocaml-base-compiler -> (problem)
    Rejected candidates:
      ocaml-base-compiler.5.5.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.5.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.5.0~rc1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.5.0~beta1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.5.0~alpha3: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.5.0~alpha1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~rc1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~beta2: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~beta1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~alpha1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.3.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.2.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.2.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.1.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.1.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.0.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.14.4: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.14.3: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.14.2: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.14.2~rc1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.14.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.14.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.13.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.13.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.12.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.12.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.11.2: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.11.1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.4.11.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
- ocaml-variants -> ocaml-variants.5.2.0+ox
    User requested = 5.2.0+ox
- oxcaml-angstrom-patches -> (problem)
    Rejected candidates:
      oxcaml-angstrom-patches.enabled: Requires angstrom = 0.16.1+ox
- oxcaml-compiler -> oxcaml-compiler.5.2.0minus39
    basement v0.18~preview.130.106+341 requires not(< 5.2.0minus39 | >= 5.4.0-ox1)
- ppxlib -> ppxlib.0.35.0
    ppx_helpers v0.18~preview.130.106+341 requires >= 0.33.0 & < 0.36.0

If you believe mechaml.1.2.1 should be installable on Debian trixie, please comment on the ocurrent/ocaml-docs-ci issues: find issue · report issue