* Package:    dev-ml/bignum-0.9.0
 * Repository: gentoo
 * Maintainer: ml@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox test userpriv usersandbox
>>> Unpacking source...
>>> Unpacking bignum-0.9.0.tar.gz to /var/tmp/portage/dev-ml/bignum-0.9.0/work
>>> Source unpacked in /var/tmp/portage/dev-ml/bignum-0.9.0/work
>>> Preparing source in /var/tmp/portage/dev-ml/bignum-0.9.0/work/bignum-0.9.0 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-ml/bignum-0.9.0/work/bignum-0.9.0 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-ml/bignum-0.9.0/work/bignum-0.9.0 ...
make -j1 
jbuilder build @install
      ocamlc src/bignum.{cmi,cmo,cmt}
    ocamlopt src/bignum.{cmx,o}
    ocamlopt .ppx/ppx_jane+ppx_driver.runner/ppx.exe (exit 2)
(cd _build/default && /usr/bin/ocamlopt.opt -o .ppx/ppx_jane+ppx_driver.runner/ppx.exe -I /usr/lib64/ocaml -I /usr/lib64/ocaml/base -I /usr/lib64/ocaml/base/caml -I /usr/lib64/ocaml/base/shadow_stdlib -I /usr/lib64/ocaml/compiler-libs -I /usr/lib64/ocaml/ocaml-compiler-libs/common -I /usr/lib64/ocaml/ocaml-compiler-libs/shadow -I /usr/lib64/ocaml/ocaml-migrate-parsetree -I /usr/lib64/ocaml/ocaml-migrate-parsetree/driver-main -I /usr/lib64/ocaml/octavius -I /usr/lib64/ocaml/ppx_assert -I /usr/lib64/ocaml/ppx_ast -I /usr/lib64/ocaml/ppx_base -I /usr/lib64/ocaml/ppx_bench -I /usr/lib64/ocaml/ppx_bin_prot -I /usr/lib64/ocaml/ppx_bin_prot/shape-expander -I /usr/lib64/ocaml/ppx_compare -I /usr/lib64/ocaml/ppx_compare/expander -I /usr/lib64/ocaml/ppx_compare/runtime-lib -I /usr/lib64/ocaml/ppx_core -I /usr/lib64/ocaml/ppx_custom_printf -I /usr/lib64/ocaml/ppx_deriving -I /usr/lib64/ocaml/ppx_driver -I /usr/lib64/ocaml/ppx_driver/print_diff -I /usr/lib64/ocaml/ppx_driver/runner -I /usr/lib64/ocaml/ppx_enumerate -I /usr/lib64/ocaml/ppx_expect -I /usr/lib64/ocaml/ppx_expect/common -I /usr/lib64/ocaml/ppx_expect/payload -I /usr/lib64/ocaml/ppx_fail -I /usr/lib64/ocaml/ppx_fields_conv -I /usr/lib64/ocaml/ppx_hash -I /usr/lib64/ocaml/ppx_hash/expander -I /usr/lib64/ocaml/ppx_here -I /usr/lib64/ocaml/ppx_here/expander -I /usr/lib64/ocaml/ppx_inline_test -I /usr/lib64/ocaml/ppx_inline_test/libname -I /usr/lib64/ocaml/ppx_jane -I /usr/lib64/ocaml/ppx_jane/kernel -I /usr/lib64/ocaml/ppx_js_style -I /usr/lib64/ocaml/ppx_let -I /usr/lib64/ocaml/ppx_metaquot/lifters -I /usr/lib64/ocaml/ppx_optcomp -I /usr/lib64/ocaml/ppx_optional -I /usr/lib64/ocaml/ppx_pipebang -I /usr/lib64/ocaml/ppx_sexp_conv -I /usr/lib64/ocaml/ppx_sexp_conv/expander -I /usr/lib64/ocaml/ppx_sexp_message -I /usr/lib64/ocaml/ppx_sexp_value -I /usr/lib64/ocaml/ppx_tools -I /usr/lib64/ocaml/ppx_traverse_builtins -I /usr/lib64/ocaml/ppx_type_conv -I /usr/lib64/ocaml/ppx_typerep_conv -I /usr/lib64/ocaml/ppx_variants_conv -I /usr/lib64/ocaml/result -I /usr/lib64/ocaml/sexplib -I /usr/lib64/ocaml/sexplib/0 -I /usr/lib64/ocaml/stdio caml.cmxa shadow_stdlib.cmxa sexplib0.cmxa unix.cmxa ocamlcommon.cmxa ocaml_common.cmxa ocaml_shadow.cmxa migrate_parsetree.cmxa base.cmxa ppx_ast.cmxa ppx_traverse_builtins.cmxa stdio.cmxa ppx_core.cmxa print_diff.cmxa ppx_optcomp.cmxa ppx_driver.cmxa ppx_compare_expander.cmxa ppx_here_expander.cmxa ppx_sexp_conv_expander.cmxa dynlink.cmxa ppx_tools.cmxa result.cmxa ppx_deriving.cmxa ppx_type_conv.cmxa ppx_hash_expander_lib.cmxa octavius.cmxa ppx_compare.cmxa ppx_enumerate.cmxa ppx_hash.cmxa ppx_js_style.cmxa ppx_sexp_conv.cmxa ppx_inline_test_libname.cmxa bin_shape_expand.cmxa ppx_metaquot_lifters.cmxa bigarray.cmxa ppx_compare_lib.cmxa sexplib.cmxa expect_test_common.cmxa ppx_expect_payload.cmxa ppx_inline_test.cmxa ppx_assert.cmxa ppx_base.cmxa ppx_bench.cmxa ppx_bin_prot.cmxa ppx_custom_printf.cmxa ppx_fail.cmxa ppx_fields_conv.cmxa ppx_here.cmxa ppx_let.cmxa ppx_optional.cmxa ppx_pipebang.cmxa ppx_sexp_message.cmxa ppx_sexp_value.cmxa ppx_typerep_conv.cmxa ppx_variants_conv.cmxa ppx_expect.cmxa ppx_jane_kernel.cmxa ppx_jane.cmxa ppx_driver_runner.cmxa migrate_parsetree_driver_main.cmxa)
File "_none_", line 1:
Error: Files /usr/lib64/ocaml/base/caml/caml.cmxa
       and /usr/lib64/ocaml/stdlib.cmxa
       make inconsistent assumptions over interface Pervasives
make: *** [Makefile:5: default] Error 1
 * ERROR: dev-ml/bignum-0.9.0::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=dev-ml/bignum-0.9.0::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-ml/bignum-0.9.0::gentoo'`.
 * The complete build log is located at '/var/log/portage/dev-ml:bignum-0.9.0:20170714-171841.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-ml/bignum-0.9.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-ml/bignum-0.9.0/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-ml/bignum-0.9.0/work/bignum-0.9.0'
 * S: '/var/tmp/portage/dev-ml/bignum-0.9.0/work/bignum-0.9.0'