✗ 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
          bos.0.3.0 camlp-streams.5.0.1 camlp5.8.05.02
          camlp5-buildscripts.0.07 capsule0.v0.18~preview.130.106+341
          cmdliner.2.1.1 conf-autoconf.1 conf-bash.1 conf-diffutils.2
          conf-libpcre2-8.2 conf-m4.1 conf-perl.2 conf-pkg-config.5
          conf-which.1 cppo.1.8.0 csexp.1.5.2 cstruct.6.3.0 dune.3.24.2
          dune-compiledb.0.6.0 dune-configurator.3.24.2 ezjsonm.1.3.0
          fmt.0.11.0 fpath.0.7.3 hex.1.5.0 jsonm.1.0.2 logs.0.10.0
          nonempty_list_type.v0.18~preview.130.106+341 not-ocamlfind.0.15
          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
          ocamlgraph.2.2.0 odoc-parser.3.2.1+master.1791558161.c213704
          ounit.2.2.7 ounit2.2.2.7 oxcaml.latest oxcaml-patch-guards.ox
          pa_ppx.8.05.01 pa_ppx_quotation2extension.8.05.01
          pa_ppx_regexp.8.05.01 pa_ppx_static.8.05.01
          parsexp.v0.18~preview.130.106+341 pcre2.8.0.4 ppx_derivers.1.2.1
          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 re.1.14.0+ox result.1.5
          rresult.0.7.0 seq.base sexp_type.v0.18~preview.130.106+341
          sexplib.v0.18~preview.130.106+341
          sexplib0.v0.18~preview.130.106+341 stdint.0.7.2 stdlib-shims.0.3.0
          topkg.1.1.1+ox uint.2.0.1 unique.v0.18~preview.130.106+341
          uutf.1.0.4+ox yojson.3.0.0 ocaml-variants&pa_ppx_parsetree ocaml
          ocaml-base-compiler ocaml-base-compiler base-domains
          ocaml-base-compiler oxcaml-angstrom-patches ocaml
- 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 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)
- pa_ppx_migrate -> (problem)
    pa_ppx 8.05.01 requires not(< 8.05.01)
    pa_ppx_parsetree 0.02 requires >= 0.10 & < 0.13
    Rejected candidates:
      pa_ppx_migrate.8.05.01: Incompatible with restriction: >= 0.10 & < 0.13
      pa_ppx_migrate.0.13: Incompatible with restriction: not(< 8.05.01)
      pa_ppx_migrate.0.11: Incompatible with restriction: not(< 8.05.01)
      pa_ppx_migrate.0.08: Incompatible with restriction: not(< 8.05.01)
- pa_ppx_parsetree -> pa_ppx_parsetree.0.02
    User requested = 0.02
- pa_ppx_q_ast -> (problem)
    pa_ppx 8.05.01 requires not(< 8.05.01)
    Rejected candidates:
      pa_ppx_q_ast.8.05.01: Requires pa_ppx_parsetree not(<= 0.02)
      pa_ppx_q_ast.0.12: Incompatible with restriction: not(< 8.05.01)
      pa_ppx_q_ast.0.11: Incompatible with restriction: not(< 8.05.01)
- ppxlib -> ppxlib.0.35.0
    ppx_helpers v0.18~preview.130.106+341 requires >= 0.33.0 & < 0.36.0

If you believe pa_ppx_parsetree.0.02 should be installable on Debian trixie, please comment on the ocurrent/ocaml-docs-ci issues: find issue · report issue