!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =dev-ml/core-0.16.1 ), mode none
!!! trying dev-ml/core-0.16.1
!!!   request dev-ml/base_bigstring:0/0.16, mode depend
!!!   trying dev-ml/base_bigstring-0.16.0
!!!     request dev-ml/int_repr:0/0.16, mode depend
!!!     trying dev-ml/int_repr-0.16.0
!!!       request dev-ml/ppx_jane:0/0.16, mode depend
!!!       trying dev-ml/ppx_jane-0.16.0-r1
!!!         request dev-ml/base_quickcheck:0/0.16, mode depend
!!!         trying dev-ml/base_quickcheck-0.16.0
!!!           request dev-ml/ppx_base:0/0.16, mode depend
!!!           trying dev-ml/ppx_base-0.16.0-r1
!!!             request dev-ml/ppx_hash:0/0.16, mode depend
!!!             trying dev-ml/ppx_hash-0.16.0
!!!               request dev-ml/ppx_sexp_conv:0/0.16, mode depend
!!!               trying dev-ml/ppx_sexp_conv-0.16.0-r2
!!!                 request <dev-ml/ppxlib-0.36.0, mode depend
!!!                 trying dev-ml/ppxlib-0.33.0-r2
!!!                   request <dev-lang/ocaml-5.3:=, mode depend
!!!                   trying dev-lang/ocaml-4.14.2
!!!                     failed due to failed inserting: [<PackageWrapper pkg=<<class 'pkgcore.ebuild.ebuild_src.package'> cpv='dev-lang/ocaml-5.5.1' @0x1066b8e10> wrapped='use' @0x106878350>]
!!!                   removing choices involving <dev-lang/ocaml-5.3:=
!!!                 trying dev-ml/ppxlib-0.30.0-r2
!!!                   request <dev-lang/ocaml-5, mode depend
!!!                   trying dev-lang/ocaml-4.14.2
!!!                     failed due to failed inserting: [<PackageWrapper pkg=<<class 'pkgcore.ebuild.ebuild_src.package'> cpv='dev-lang/ocaml-5.5.1' @0x1066b8e10> wrapped='use' @0x106878350>]
!!!                   removing choices involving <dev-lang/ocaml-5
!!!                 removing choices involving <dev-ml/ppxlib-0.36.0
!!!               removing choices involving dev-ml/ppx_sexp_conv:0/0.16
!!!             removing choices involving dev-ml/ppx_hash:0/0.16
!!!           removing choices involving dev-ml/ppx_base:0/0.16
!!!         removing choices involving dev-ml/base_quickcheck:0/0.16
!!!       removing choices involving dev-ml/ppx_jane:0/0.16
!!!     removing choices involving dev-ml/int_repr:0/0.16
!!!   removing choices involving dev-ml/base_bigstring:0/0.16

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =dev-ml/core-0.16.1 )'
potentials:
repo gentoo: [ ebuild src: dev-ml/core-0.16.1 ]