✗ 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-bytes.base base-domains.base
          base-nnp.base base-threads.base base-unix.base
          basement.v0.18~preview.130.106+341 bigarray-compat.1.1.0
          capsule0.v0.18~preview.130.106+341 conf-autoconf.1 conf-gmp.5
          conf-pkg-config.5 conf-which.1 cppo.1.8.0 cpuid.0.1.2 csexp.1.5.2
          cstruct-lwt.6.0.1 dune-configurator.3.24.2 hex.1.5.0
          jbuilder.transition mirage-no-solo5.1 mirage-no-xen.1
          nocrypto.0.5.4-2 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 ocb-stubblr.0.1.1-1 ocplib-endian.1.2
          oxcaml.latest oxcaml-patch-guards.ox
          parsexp.v0.18~preview.130.106+341 ppx_derivers.1.2.1
          ppx_deriving.6.2.0 ppxlib.0.39.0 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 stdint.0.7.2 topkg.1.1.1+ox
          unique.v0.18~preview.130.106+341 zarith.1.14 ocaml-variants&osbx
          ocaml ocaml-base-compiler ocaml-base-compiler base-domains
          ocaml-base-compiler oxcaml-angstrom-patches mirage-no-solo5
          mirage-no-xen
- angstrom -> angstrom.0.9.0
    osbx 1.2.4 requires >= 0.7.0 & < 0.10.0
- cmdliner -> cmdliner.1.3.0
    osbx 1.2.4 requires < 2.0.0
- cstruct -> cstruct.6.0.1
    cstruct-lwt 6.0.1 requires = 6.0.1
- digestif -> (problem)
    osbx 1.2.4 requires = 0.5
    Rejected candidates:
      digestif.1.3.1: Incompatible with restriction: = 0.5
      digestif.1.3.0: Incompatible with restriction: = 0.5
      digestif.1.1.2: Incompatible with restriction: = 0.5
      digestif.0.9.0: Incompatible with restriction: = 0.5
      digestif.0.6.1: Requires ocaml >= 4.03.0 & < 5.0
      digestif.0.5: Requires ocaml >= 4.03.0 & < 5.0
- 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
- lwt -> lwt.5.10.1
    nocrypto 0.5.4-2 requires < 6.0.0
- 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-variants -> ocaml-variants.5.2.0+ox
    User requested = 5.2.0+ox
- osbx -> osbx.1.2.4
    User requested = 1.2.4
- 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)
- ppx_js_style -> (problem)
    parsexp v0.18~preview.130.106+341 requires = v0.18~preview.130.106+341
    Rejected candidates:
      ppx_js_style.v0.18~preview.130.106+341: Requires ppxlib >= 0.33.0 & < 0.36.0
      ppx_js_style.v0.18~preview.130.100+614: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.18~preview.130.91+190: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.18~preview.130.83+317: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.17.1: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.17.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.16.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.15.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.14.1: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.14.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_js_style.v0.13.0: Incompatible with restriction: = v0.18~preview.130.106+341
- ppx_sexp_conv -> (problem)
    parsexp v0.18~preview.130.106+341 requires = v0.18~preview.130.106+341
    Rejected candidates:
      ppx_sexp_conv.v0.18~preview.130.106+341: Requires ppxlib >= 0.33.0 & < 0.36.0
      ppx_sexp_conv.v0.18~preview.130.100+614: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.18~preview.130.91+190: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.18~preview.130.83+317: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.17.1: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.17.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.16.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.15.1: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.15.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.14.3: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.14.2: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.14.1: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.14.0: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_sexp_conv.v0.13.0: Incompatible with restriction: = v0.18~preview.130.106+341
- ppx_template -> (problem)
    capsule0 v0.18~preview.130.106+341 requires = v0.18~preview.130.106+341
    Rejected candidates:
      ppx_template.v0.18~preview.130.106+341: Requires ppxlib >= 0.33.0 & < 0.36.0
      ppx_template.v0.18~preview.130.100+614: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_template.v0.18~preview.130.91+190: Incompatible with restriction: = v0.18~preview.130.106+341
      ppx_template.v0.18~preview.130.83+317: Incompatible with restriction: = v0.18~preview.130.106+341

If you believe osbx.1.2.4 should be installable on Debian trixie, please comment on the ocurrent/ocaml-docs-ci issues: find issue · report issue