* Package:    sys-process/ctop-0.5.1
 * Repository: gentoo
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
 * Vendoring github.com/fsouza/go-dockerclient github.com-fsouza-go-dockerclient-87c7e50e0bcf800ed863c3c3b0fbcc67e3029140.tar.gz
 * Vendoring github.com/docker/docker github.com-docker-docker-c5f178da05b27bda40c863b7d65ef8ef11eb1fbe.tar.gz
 * Vendoring github.com/docker/go-units github.com-docker-go-units-0dadbb0345b35ec7ef35e228dabb8de89a65bf52.tar.gz
 * Vendoring github.com/gizak/termui github.com-bcicen-termui-ea10e6ccee219e572ffad0ac1909f1a17f6db7d6.tar.gz
 * Vendoring github.com/hashicorp/go-cleanhttp github.com-hashicorp-go-cleanhttp-3573b8b52aa7b37b9358d966a898feb387f62437.tar.gz
 * Vendoring github.com/jgautheron/codename-generator github.com-jgautheron-codename-generator-16d037c7cc3c9b552fe4af9828b7338d752dbaf9.tar.gz
 * Vendoring github.com/maruel/panicparse github.com-maruel-panicparse-25bcac0d793cf4109483505a0d66e066a3a90a80.tar.gz
 * Vendoring github.com/mattn/go-runewidth github.com-mattn-go-runewidth-14207d285c6c197daabb5c9793d63e7af9ab2d50.tar.gz
 * Vendoring github.com/mitchellh/go-wordwrap github.com-mitchellh-go-wordwrap-ad45545899c7b13c020ea92b2072220eefad42b8.tar.gz
 * Vendoring github.com/nsf/termbox-go github.com-nsf-termbox-go-7994c181db7761ca3c67a217068cf31826113f5f.tar.gz
 * Vendoring github.com/op/go-logging github.com-op-go-logging-970db520ece77730c7e4724c61121037378659d9.tar.gz
 * Vendoring github.com/nu7hatch/gouuid github.com-nu7hatch-gouuid-179d4d0c4d8d407a32af483c2354df1d2c91e6c3.tar.gz
 * Vendoring golang.org/x/net github.com-golang-net-6c23252515492caf9b228a9d5cabcdbde29f7f82.tar.gz
>>> Source unpacked in /var/tmp/portage/sys-process/ctop-0.5.1/work
>>> Preparing source in /var/tmp/portage/sys-process/ctop-0.5.1/work/ctop-0.5.1 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/sys-process/ctop-0.5.1/work/ctop-0.5.1 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/sys-process/ctop-0.5.1/work/ctop-0.5.1 ...
/var/tmp/portage/sys-process/ctop-0.5.1/work/ctop-0.5.1/src/github.com/bcicen/ctop /var/tmp/portage/sys-process/ctop-0.5.1/work/ctop-0.5.1
failed to initialize build cache at /root/cache/go-build: mkdir /root/cache: permission denied
 * ERROR: sys-process/ctop-0.5.1::gentoo failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 124:  Called src_compile
 *   environment, line 463:  Called die
 * The specific snippet of code:
 *       GOPATH="${WORKDIR}/${P}" go build -tags release -ldflags "-X main.version=${PV} -X main.build=${EGIT_COMMIT:0:7}" -o ${PN} || die;
 * 
 * If you need support, post the output of `emerge --info '=sys-process/ctop-0.5.1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=sys-process/ctop-0.5.1::gentoo'`.
 * The complete build log is located at '/var/log/portage/sys-process:ctop-0.5.1:20190306-011304.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/sys-process/ctop-0.5.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/sys-process/ctop-0.5.1/temp/environment'.
 * Working directory: '/var/tmp/portage/sys-process/ctop-0.5.1/work/ctop-0.5.1/src/github.com/bcicen/ctop'
 * S: '/var/tmp/portage/sys-process/ctop-0.5.1/work/ctop-0.5.1'