opam installation seems to require old versions of the compiler?

[nilsbecker]

i get this output:

opam install tensorflow
The following dependencies couldn't be met:
  - tensorflow → core_kernel < v0.9.0 → sexplib < 113.34.00+4.03 → ocaml < 4.06.0
      base of this switch (use `--unlock-base' to force)
  - tensorflow → core_kernel < v0.9.0 → ppx_assert < 113.34.00 → ocaml < 4.03
      base of this switch (use `--unlock-base' to force)
  - tensorflow → core_kernel < v0.9.0 → ppx_assert < 113.34.00 → ppx_core < 113.34.00+4.03 → ocaml <
    4.05
      base of this switch (use `--unlock-base' to force)
  - tensorflow → core_kernel < v0.9.0 → ppx_assert < 113.34.00 → sexplib < 113.25.00 → ocaml < 4.03.0
      base of this switch (use `--unlock-base' to force)
  - tensorflow → core_kernel < v0.9.0 → ocaml < 4.03
      base of this switch (use `--unlock-base' to force)
  - tensorflow → ocaml < 4.06.0
      base of this switch (use `--unlock-base' to force)

[GildedHonour]

It doesn't seem to require it. It does require it.