✗ 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.v0.17.3 base-bigarray.base base-bytes.base
          base-domains.base base-effects.base base-nnp.base base-threads.base
          base-unix.base base64.3.5.2 bos.0.3.0 compiler-cloning.enabled
          conf-gmp.5 conf-pkg-config.5 conf-protoc.4.4.0 cppo.1.8.0
          csexp.1.5.2 csv.2.4 ctypes.0.24.0 dune.3.24.1
          dune-build-info.3.24.1 dune-configurator.3.24.1
          dune-private-libs.3.24.1 dune-site.3.24.1 dyn.3.24.1 fmt.0.11.0
          fpath.0.7.3 fs-io.3.24.1 integers.0.8.0 jane-street-headers.v0.17.0
          jst-config.v0.17.0 logs.0.10.0 menhir.20260209 menhirCST.20260209
          menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209
          ocaml-compiler-libs.v0.17.0 ocaml-options-vanilla.1
          ocaml-protoc-plugin.6.2.0 ocaml_intrinsics_kernel.v0.17.2
          ocamlbuild.0.16.1 ocamlfind.1.9.9~preview ocamlgraph.2.2.0
          ocplib-endian.1.2 omd.2.0.0~alpha4 ordering.3.24.1 pp.2.0.0
          ppx_assert.v0.17.0 ppx_base.v0.17.0 ppx_cold.v0.17.0
          ppx_compare.v0.17.0 ppx_derivers.1.2.1 ppx_deriving.6.1.3
          ppx_deriving_yaml.0.4.1 ppx_deriving_yojson.3.10.0
          ppx_enumerate.v0.17.0 ppx_expect.v0.17.3 ppx_globalize.v0.17.2
          ppx_hash.v0.17.0 ppx_here.v0.17.0 ppx_inline_test.v0.17.1
          ppx_optcomp.v0.17.1 ppx_sexp_conv.v0.17.1 ppxlib.0.38.0
          ppxlib_jane.v0.17.4 ptime.1.2.0 re.1.14.0 rresult.0.7.0
          sexplib0.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0 stdune.3.24.1
          terminal_size.0.2.0 time_now.v0.17.0 top-closure.3.24.1 topkg.1.1.1
          uucp.17.0.0 uunf.17.0.0 uutf.1.0.4 why3.1.8.2 why3find.1.3.0
          yaml.3.2.0 yojson.3.0.0 zarith.1.14 ocaml-base-compiler&caisar
          system-mingw system-mingw|system-msvc ocaml-base-compiler ocaml
          base-domains ocaml-variants ocaml ocaml-base-compiler
- caisar -> caisar.6.0
    User requested = 6.0
- cmdliner -> cmdliner.1.3.0
    caisar 6.0 requires >= 1.1.1 & < 2.0.0
- ocaml -> ocaml.5.5.0
    ocaml-compiler 5.5.0 requires = 5.5.0
- ocaml-base-compiler -> ocaml-base-compiler.5.5.0
    User requested >= 4.08.0
- ocaml-compiler -> ocaml-compiler.5.5.0
    ocaml-base-compiler 5.5.0 requires = 5.5.0
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.6.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.5.1+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.5.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.5.0~rc1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.5.0~beta1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.5.0~alpha3+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.5.0~alpha1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.1+lrgrep: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0~rc1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0~beta2+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0~beta1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0~alpha1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.1+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0+BER: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.1~rc1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.0+statmemprof: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.0+msvc: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+tsan: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+flambda2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+flambda2: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+effect-syntax: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.0+tsan: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.0.1+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.0.0+tsan: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.0.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.5+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.4+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.3+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.2+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.2~rc1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.1+BER: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.14.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.13.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.13.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.13.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.12.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.12.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.12.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.12.0+domains+effects: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.12.0+domains: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.3+trunk+fp: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.3+trunk+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.3+trunk+afl: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.3+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+spacetime: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+no-flat-float-array: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+musl+static+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+musl+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+fp+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+fp: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+flambda+no-flat-float-array: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+default-unsafe-string: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+bytecode-only: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+afl: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.2+32bit: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+spacetime: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+no-flat-float-array: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+musl+static+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+musl+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+fp+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+fp: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+flambda+no-flat-float-array: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+default-unsafe-string: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+bytecode-only: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+afl: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+BER+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+BER: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.1+32bit: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+spacetime: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+no-flat-float-array: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+musl+static+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+musl+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+fp+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+fp: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+flambda+no-flat-float-array: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+flambda: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+default-unsafe-string: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+bytecode-only: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+afl: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.4.11.0+32bit: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
- ppx_deriving_jsonschema -> ppx_deriving_jsonschema.0.0.4
    caisar 6.0 requires >= 0.0.4 & < 0.0.5
- ppx_variants_conv -> (problem)
    caisar 6.0 requires >= v0.18
    Rejected candidates:
      ppx_variants_conv.v0.17.1: Incompatible with restriction: >= v0.18
      ppx_variants_conv.v0.17.0: Incompatible with restriction: >= v0.18
      ppx_variants_conv.v0.16.0: Incompatible with restriction: >= v0.18
      ppx_variants_conv.v0.15.0: Incompatible with restriction: >= v0.18
      ppx_variants_conv.v0.14.2: Incompatible with restriction: >= v0.18
      ppx_variants_conv.v0.14.1: Incompatible with restriction: >= v0.18
      ppx_variants_conv.v0.14.0: Incompatible with restriction: >= v0.18
      ppx_variants_conv.v0.13.0: Incompatible with restriction: >= v0.18
- system-mingw -> (problem)
    No known implementations at all

If you believe caisar.6.0 should be installable on Debian trixie, please comment on the ocurrent/ocaml-docs-ci issues: find issue · report issue