Package iocaml

Failed to find a solution:

no platform:
2024-09-12 07:55.47 [INFO] Solving for ocaml-base-compiler, ocaml,
                           iocaml using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 07:55.53 [INFO] base: eliminated all possibilities in 2.89 s

2024-09-12 07:55.53 [INFO] = base =

2024-09-12 07:55.53 [INFO] Can't find all required versions.
Selected: astring.0.8.3 atdgen.1.12.0 base-bigarray.base base-bytes.backport
          base-no-ppx.base base-ocamlbuild.base base-threads.base
          base-unix.base biniou.1.0.13 camlp4.4.02.0-1modular-implicits
          conf-libffi.2.0.0 conf-pkg-config.3 conf-time.1 conf-which.1
          cppo.1.6.5 crunch.1.4.1 ctypes-foreign.0.18.0 dune.3.16.0
          dyntype.0.9.0 easy-format.1.2.0 ezjsonm.1.0.0 hex.1.3.0
          js_of_ocaml.2.7 jsonm.1.0.1 ocaml-config.3 ocamlfind.1.9.6
          ocp-build.1.99.19-beta ocp-indent.1.5.2 ocp-index.1.1.5
          ocplib-endian.1.0 omd.1.3.1 ounit.2.2.7 re.1.7.1 result.1.5
          stringext.1.4.3 topkg.1.0.0 uchar.0.0.2 uint.1.2.0 ulex.1.2
          uri.1.9.1 uuidm.0.9.6 uutf.1.0.2 websocket.2.12 xmlm.1.2.0
          iocaml&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler base-no-ppx base-no-ppx
- atd -> atd.1.12.0
    atdgen 1.12.0 requires >= 1.2.0 & < 1.13.0
- base64 -> base64.2.3.0
    js_of_ocaml 2.7 requires >= 2.0.0 & < 3.0.0
- cmdliner -> cmdliner.0.9.8
    ocp-indent 1.5.2 requires = 0.9.8
- cohttp -> (problem)
    websocket 2.12 requires >= 1.1.0
    Rejected candidates:
      cohttp.6.0.0~beta2: Requires ocaml >= 4.08
      cohttp.6.0.0~alpha2: Requires ocaml >= 4.08
      cohttp.6.0.0~alpha1: Requires ocaml >= 4.08
      cohttp.6.0.0~alpha0: Requires re >= 1.9.0
      cohttp.5.3.1: Requires re >= 1.9.0
      ...
- cow -> cow.1.4.0
    iocaml 0.4.5 requires < 2.0.0
- cstruct -> cstruct.1.9.0
    hex 1.3.0 requires >= 1.7.0 & < 5.0.0
- ctypes -> ctypes.0.14.0
    ctypes-foreign 0.18.0 requires < 0.21.0
    iocaml 0.4.5 requires >= 0.3 & < 0.18.0
- integers -> integers.0.2.2
    ctypes 0.14.0 requires < 0.3.0
- iocaml -> iocaml.0.4.5
    User requested = 0.4.5
- iocaml-kernel -> iocaml-kernel.0.4.4
    iocaml 0.4.5 requires = 0.4.4
- iocamljs-kernel -> iocamljs-kernel.0.4.5
    iocaml 0.4.5 requires = 0.4.5
- jbuilder -> (problem)
    atd 1.12.0 requires >= 1.0+beta7
    cppo 1.6.5 requires >= 1.0+beta17
    dune 3.16.0 requires not(= transition)
    Rejected candidates:
      jbuilder.transition: Incompatible with restriction: not(= transition)
      jbuilder.1.0+beta20.2: Requires ocaml >= 4.02.3 & < 5.0
      jbuilder.1.0+beta20.1: Requires ocaml >= 4.02.3 & < 5.0
      jbuilder.1.0+beta20: Requires ocaml >= 4.02.3 & < 4.08.0
      jbuilder.1.0+beta19.1: Requires ocaml >= 4.02.3 & < 4.08.0
      ...
- lwt -> lwt.2.6.0
    js_of_ocaml 2.7 requires >= 2.4.4 & < 4.0.0
- menhir -> menhir.20140422
    atd 1.12.0 requires < 20211215
    js_of_ocaml 2.7 requires < 20200525
- ocaml -> ocaml.4.01.0
    User requested <= 5.1.1
    astring 0.8.3 requires >= 4.01.0 & < 4.12.0
    base-bytes backport requires < 4.02.0
- ocaml-base-compiler -> (problem)
    User requested >= 4.04.1
    Rejected candidates:
      ocaml-base-compiler.5.2.0: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~rc1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta2: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~alpha1: Requires ocaml = 5.2.0
      ...
- ocaml-variants -> (problem)
    camlp4 4.02.0-1modular-implicits requires = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
    Rejected candidates:
      ocaml-variants.5.4.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.3.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.1+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.0+statmemprof: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.0+options: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ...
- ocamlbuild -> ocamlbuild.0
    integers 0.2.2 requires <> 0.9.0
    menhir 20140422 requires < 0.9.1
- ounit2 -> (problem)
    ounit 2.2.7 requires = 2.2.7
    Rejected candidates:
      ounit2.2.2.7: Requires ocaml >= 4.04.0
      ounit2.2.2.6: Incompatible with restriction: = 2.2.7
      ounit2.2.2.5: Incompatible with restriction: = 2.2.7
      ounit2.2.2.4: Incompatible with restriction: = 2.2.7
      ounit2.2.2.3: Incompatible with restriction: = 2.2.7
      ...
- sexplib -> sexplib.111.25.00
    uri 1.9.1 requires >= 109.53.00 & < 113.01.00
- type_conv -> type_conv.111.13.00
    sexplib 111.25.00 requires not(> 111.13.00)
- yojson -> yojson.1.3.3
    atdgen 1.12.0 requires >= 1.2.1 & < 2.0.0
- ocaml|ocaml&ocamlfind-secondary -> (problem)
    Rejected candidates:
      ocaml: Requires ocaml >= 4.08
      ocaml&ocamlfind-secondary: Requires ocaml >= 4.02 & < 4.08~~