✗ 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: astring.0.8.5 base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base basement.v0.18~preview.130.106+341
          camlp-streams.5.0.1 capsule0.v0.18~preview.130.106+341
          conf-autoconf.1 conf-which.1 cppo.1.8.0 jbuilder.transition
          nonempty_list_type.v0.18~preview.130.106+341 num.1.6
          ocaml-compiler-libs.v0.17.0+ox ocaml-config.3
          ocaml-options-vanilla.1 ocamlbuild.0.16.1+ox ocamlfind.1.9.8+ox
          odoc-parser.3.2.1+master.1791558161.c213704 oxcaml.latest
          oxcaml-patch-guards.ox parsexp.v0.18~preview.130.106+341
          ppx_derivers.1.2.1 ppx_deriving.6.0.3
          ppx_helpers.v0.18~preview.130.106+341
          ppx_js_style.v0.18~preview.130.106+341
          ppx_sexp_conv.v0.18~preview.130.106+341
          ppx_template.v0.18~preview.130.106+341 ppxlib_ast.0.33.0+ox2
          ppxlib_jane.v0.18~preview.130.106+341 result.1.5
          sexp_type.v0.18~preview.130.106+341
          sexplib.v0.18~preview.130.106+341
          sexplib0.v0.18~preview.130.106+341 stdlib-shims.0.3.0
          topkg.1.1.1+ox unique.v0.18~preview.130.106+341
          ocaml-variants&ocaml-basics ocaml ocaml-base-compiler
          ocaml-base-compiler base-domains ocaml-base-compiler
          oxcaml-angstrom-patches
- dune -> (problem)
    basement v0.18~preview.130.106+341 requires >= 3.17.0
    Rejected candidates:
      dune.3.24.2: Requires jbuilder not(= transition)
      dune.3.24.1: Requires jbuilder not(= transition)
      dune.3.24.0: Requires jbuilder not(= transition)
      dune.3.23.1: Requires jbuilder not(= transition)
      dune.3.23.0: Requires jbuilder not(= transition)
      dune.3.22.2+ox: Requires jbuilder not(= transition)
      dune.3.22.2: Requires jbuilder not(= transition)
      dune.3.22.1: Requires jbuilder not(= transition)
      dune.3.22.0: Requires jbuilder not(= transition)
      dune.3.21.1: Requires jbuilder not(= transition)
      dune.3.21.0+ox: Requires jbuilder not(= transition)
      dune.3.21.0: Requires jbuilder not(= transition)
      dune.3.20.2+ox1: Requires jbuilder not(= transition)
      dune.3.20.2+ox: Requires jbuilder not(= transition)
      dune.3.20.2: Requires jbuilder not(= transition)
      dune.3.20.1: Requires jbuilder not(= transition)
      dune.3.20.0: Requires jbuilder not(= transition)
      dune.3.19.1: Requires jbuilder not(= transition)
      dune.3.19.0: Requires jbuilder not(= transition)
      dune.3.18.2: Requires jbuilder not(= transition)
      dune.3.17.2: Requires jbuilder not(= transition)
      dune.3.15.3: Incompatible with restriction: >= 3.17.0
      dune.3.12.2: Incompatible with restriction: >= 3.17.0
      dune.3.12.1: Incompatible with restriction: >= 3.17.0
      dune.3.10.0: Incompatible with restriction: >= 3.17.0
      dune.3.6.2: Incompatible with restriction: >= 3.17.0
      dune.3.5.0: Incompatible with restriction: >= 3.17.0
      dune.2.9.3: Incompatible with restriction: >= 3.17.0
      dune.2.7.1: Incompatible with restriction: >= 3.17.0
      dune.2.6.1: Incompatible with restriction: >= 3.17.0
      dune.2.5.1: Incompatible with restriction: >= 3.17.0
      dune.2.4.0: Incompatible with restriction: >= 3.17.0
      dune.2.3.0: Incompatible with restriction: >= 3.17.0
      dune.1.11.4: Incompatible with restriction: >= 3.17.0
      dune.1.6.3: Incompatible with restriction: >= 3.17.0
- 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-basics -> ocaml-basics.0.5.0
    User requested = 0.5.0
- ocaml-migrate-parsetree -> (problem)
    ocaml-basics 0.5.0 requires < 2.0.0
    Rejected candidates:
      ocaml-migrate-parsetree.2.4.0: Incompatible with restriction: < 2.0.0
      ocaml-migrate-parsetree.2.3.0: Incompatible with restriction: < 2.0.0
      ocaml-migrate-parsetree.2.2.0: Incompatible with restriction: < 2.0.0
      ocaml-migrate-parsetree.2.1.0: Incompatible with restriction: < 2.0.0
      ocaml-migrate-parsetree.2.0.0: Incompatible with restriction: < 2.0.0
      ocaml-migrate-parsetree.1.8.0: Requires ocaml >= 4.02.3 & < 4.13
      ocaml-migrate-parsetree.1.7.3: Requires ocaml >= 4.02.3 & < 4.12
- 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 oxcaml-compiler not(< 5.4.0-ox1)
- 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_deriving 6.0.3 requires >= 0.32.0 & < 0.36.0

If you believe ocaml-basics.0.5.0 should be installable on Debian trixie, please comment on the ocurrent/ocaml-docs-ci issues: find issue · report issue