ninja: build stopped: subcommand failed.
 * ERROR: net-libs/webkit-gtk-2.34.1::gnome-kit failed (compile phase):
 *   ninja -v -j16 -l0 failed
 * 
 * Call stack:
 *     ebuild.sh, line   93:  Called src_compile
 *   environment, line 4138:  Called cmake_src_compile
 *   environment, line 1543:  Called cmake_build
 *   environment, line 1512:  Called eninja
 *   environment, line 2009:  Called die
 * The specific snippet of code:
 *       "$@" || die "${nonfatal_args[@]}" "${*} failed"
 * 
 * If you need support, post the output of `emerge --info '=net-libs/webkit-gtk-2.34.1::gnome-kit'`,
 * the complete build log and the output of `emerge -pqv '=net-libs/webkit-gtk-2.34.1::gnome-kit'`.
 * The complete build log is located at '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/temp/environment'.
 * Working directory: '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/work/webkit-gtk-2.34.1_build'
 * S: '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/work/webkitgtk-2.34.1'

>>> Failed to emerge net-libs/webkit-gtk-2.34.1, Log file:

>>>  '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/temp/build.log'

 * Messages for package net-libs/webkit-gtk-2.34.1:

 * ERROR: net-libs/webkit-gtk-2.34.1::gnome-kit failed (compile phase):
 *   ninja -v -j16 -l0 failed
 * 
 * Call stack:
 *     ebuild.sh, line   93:  Called src_compile
 *   environment, line 4138:  Called cmake_src_compile
 *   environment, line 1543:  Called cmake_build
 *   environment, line 1512:  Called eninja
 *   environment, line 2009:  Called die
 * The specific snippet of code:
 *       "$@" || die "${nonfatal_args[@]}" "${*} failed"
 * 
 * If you need support, post the output of `emerge --info '=net-libs/webkit-gtk-2.34.1::gnome-kit'`,
 * the complete build log and the output of `emerge -pqv '=net-libs/webkit-gtk-2.34.1::gnome-kit'`.
 * The complete build log is located at '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/temp/environment'.
 * Working directory: '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/work/webkit-gtk-2.34.1_build'
 * S: '/var/tmp/portage/net-libs/webkit-gtk-2.34.1/work/webkitgtk-2.34.1'