Package ortools_solvers

Failed to find a solution:

no platform:
2026-02-23 16:37.21 [INFO] Solving for ocaml-base-compiler,
                           ortools_solvers, constraints ocaml-base-compiler<=5.4.0,
                           ortools_solvers=9.15.0 using opam_repository_commit a60948cc4a0a22dac3ef9055c2211c63893106cc

2026-02-23 16:37.22 [INFO] base: eliminated all possibilities in 0.27 s

2026-02-23 16:37.22 [INFO] = base =

2026-02-23 16:37.22 [INFO] Can't find all required versions.
Selected: base-threads.base base-unix.base conf-cmake.1 conf-pkg-config.4
          conf-zlib.1 csexp.1.5.2 dune.3.21.1 ocaml.5.6.0 ortools.9.15.0
          pbrt.4.0 sexplib0.v0.17.0 stdlib-shims.0.3.0
          ortools_solvers&ocaml-base-compiler ocaml-base-compiler
- conf-bzip2 -> (problem)
    No known implementations at all
- conf-eigen3 -> (problem)
    No known implementations at all
- ocaml-base-compiler -> (problem)
    User requested <= 5.4.0
    ocaml-base-compiler|ocaml-variants|ocaml-system|dkml-base-compiler ocaml-base-compiler requires = 5.6.0
    Rejected candidates:
      ocaml-base-compiler.5.4.0: Incompatible with restriction: = 5.6.0
      ocaml-base-compiler.5.4.0~rc1: Incompatible with restriction: = 5.6.0
      ocaml-base-compiler.5.4.0~beta2: Incompatible with restriction: = 5.6.0
      ocaml-base-compiler.5.4.0~beta1: Incompatible with restriction: = 5.6.0
      ocaml-base-compiler.5.4.0~alpha1: Incompatible with restriction: = 5.6.0
      ...
- odoc -> (problem)
    dune 3.21.1 requires not(< 2.0.1)
    Rejected candidates:
      odoc.3.1.0: Requires ocaml >= 4.08.0 & < 5.5
      odoc.3.0.0: Requires ocaml >= 4.02.0 & < 5.4
      odoc.2.1.1: Requires ocaml >= 4.02.0 & < 5.1
      odoc.1.5.3: Incompatible with restriction: not(< 2.0.1)
- ortools_solvers -> ortools_solvers.9.15.0
    User requested = 9.15.0