✗ 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: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base conf-autoconf.1 conf-which.1
          cppo.1.8.0 extlib.1.8.0+ox ocaml-config.3 ocaml-options-vanilla.1
          oxcaml.latest oxcaml-compiler.5.2.0minus39 oxcaml-patch-guards.ox
          ocaml-variants&fluent-logger ocaml ocaml-base-compiler
          ocaml-base-compiler base-domains ocaml-base-compiler
          oxcaml-angstrom-patches
- dune -> (problem)
    cppo 1.8.0 requires >= 2.0
    fluent-logger 1.1.0 requires < 2.0
    Rejected candidates:
      dune.3.24.2: Incompatible with restriction: < 2.0
      dune.3.24.1: Incompatible with restriction: < 2.0
      dune.3.24.0: Incompatible with restriction: < 2.0
      dune.3.23.1: Incompatible with restriction: < 2.0
      dune.3.23.0: Incompatible with restriction: < 2.0
      dune.3.22.2+ox: Incompatible with restriction: < 2.0
      dune.3.22.2: Incompatible with restriction: < 2.0
      dune.3.22.1: Incompatible with restriction: < 2.0
      dune.3.22.0: Incompatible with restriction: < 2.0
      dune.3.21.1: Incompatible with restriction: < 2.0
      dune.3.21.0+ox: Requires oxcaml-compiler not(> 5.2.0minus25)
      dune.3.21.0: Incompatible with restriction: < 2.0
      dune.3.20.2+ox1: Incompatible with restriction: < 2.0
      dune.3.20.2+ox: Requires oxcaml-compiler not(> 5.2.0minus25)
      dune.3.20.2: Incompatible with restriction: < 2.0
      dune.3.20.1: Incompatible with restriction: < 2.0
      dune.3.20.0: Incompatible with restriction: < 2.0
      dune.3.19.1: Incompatible with restriction: < 2.0
      dune.3.19.0: Incompatible with restriction: < 2.0
      dune.3.18.2: Incompatible with restriction: < 2.0
      dune.3.17.2: Incompatible with restriction: < 2.0
      dune.3.15.3: Incompatible with restriction: < 2.0
      dune.3.12.2: Incompatible with restriction: < 2.0
      dune.3.12.1: Incompatible with restriction: < 2.0
      dune.3.10.0: Incompatible with restriction: < 2.0
      dune.3.6.2: Incompatible with restriction: < 2.0
      dune.3.5.0: Incompatible with restriction: < 2.0
      dune.2.9.3: Incompatible with restriction: < 2.0
      dune.2.7.1: Incompatible with restriction: < 2.0
      dune.2.6.1: Incompatible with restriction: < 2.0
      dune.2.5.1: Incompatible with restriction: < 2.0
      dune.2.4.0: Incompatible with restriction: < 2.0
      dune.2.3.0: Incompatible with restriction: < 2.0
      dune.1.11.4: Incompatible with restriction: >= 2.0
      dune.1.6.3: Incompatible with restriction: >= 2.0
- fluent-logger -> fluent-logger.1.1.0
    User requested = 1.1.0
- msgpack -> (problem)
    Rejected candidates:
      msgpack.1.3.0: Requires ocaml >= 4.01.0 & < 5.0
- 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
- oxcaml-angstrom-patches -> (problem)
    Rejected candidates:
      oxcaml-angstrom-patches.enabled: Requires oxcaml-compiler not(< 5.4.0-ox1)

If you believe fluent-logger.1.1.0 should be installable on Debian trixie, please comment on the ocurrent/ocaml-docs-ci issues: find issue · report issue