* Package:    app-metrics/nginx-vts-exporter-0.10.3
 * Repository: gentoo
 * Maintainer: mrueg@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
 * Adding group 'nginx-vts-exporter' to your system ...
 *  - Groupid: next available
 * Adding user 'nginx-vts-exporter' to your system ...
 *  - Userid: 173
 *  - Shell: /sbin/nologin
 *  - Home: /dev/null
 *  - Groups: nginx-vts-exporter
 *  - GECOS: added by portage for nginx-vts-exporter
>>> Unpacking source...
>>> Source unpacked in /var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work
>>> Preparing source in /var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work/nginx-vts-exporter-0.10.3 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work/nginx-vts-exporter-0.10.3 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work/nginx-vts-exporter-0.10.3 ...
/var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work/nginx-vts-exporter-0.10.3/src/github.com/hnlq715/nginx-vts-exporter /var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work/nginx-vts-exporter-0.10.3
Using config file: .promu.yml
Running command: build [-v --prefix bin]
Building binary: nginx-vts-exporter
 >   nginx-vts-exporter
Building binary: go build -o bin/nginx-vts-exporter -ldflags -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Version=0.10.3 -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Revision=8aa2881c7050d9b28f2312d7ce99d93458611d04 -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Branch=non-git -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.BuildUser=portage@mr-fox -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.BuildDate=20190311-06:30:45  -extldflags '-static' -a -tags netgo github.com/hnlq715/nginx-vts-exporter
 +  go build -o bin/nginx-vts-exporter -ldflags -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Version=0.10.3 -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Revision=8aa2881c7050d9b28f2312d7ce99d93458611d04 -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Branch=non-git -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.BuildUser=portage@mr-fox -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.BuildDate=20190311-06:30:45  -extldflags '-static' -a -tags netgo github.com/hnlq715/nginx-vts-exporter
failed to initialize build cache at /root/cache/go-build: mkdir /root/cache: permission denied
!! exit status 1
command failed: build -o bin/nginx-vts-exporter -ldflags -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Version=0.10.3 -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Revision=8aa2881c7050d9b28f2312d7ce99d93458611d04 -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.Branch=non-git -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.BuildUser=portage@mr-fox -X github.com/hnlq715/nginx-vts-exporter/vendor/github.com/prometheus/common/version.BuildDate=20190311-06:30:45  -extldflags '-static' -a -tags netgo github.com/hnlq715/nginx-vts-exporter
github.com/prometheus/promu/cmd.buildBinary
	/var/tmp/portage/dev-util/promu-0.3.0/work/promu-0.3.0/src/github.com/prometheus/promu/cmd/build.go:85
github.com/prometheus/promu/cmd.buildAll
	/var/tmp/portage/dev-util/promu-0.3.0/work/promu-0.3.0/src/github.com/prometheus/promu/cmd/build.go:91
github.com/prometheus/promu/cmd.runBuild
	/var/tmp/portage/dev-util/promu-0.3.0/work/promu-0.3.0/src/github.com/prometheus/promu/cmd/build.go:129
github.com/prometheus/promu/cmd.Execute
	/var/tmp/portage/dev-util/promu-0.3.0/work/promu-0.3.0/src/github.com/prometheus/promu/cmd/promu.go:124
main.main
	/var/tmp/portage/dev-util/promu-0.3.0/work/promu-0.3.0/src/github.com/prometheus/promu/main.go:20
runtime.main
	/usr/lib/go/src/runtime/proc.go:200
runtime.goexit
	/usr/lib/go/src/runtime/asm_amd64.s:1337
 * ERROR: app-metrics/nginx-vts-exporter-0.10.3::gentoo failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 124:  Called src_compile
 *   environment, line 855:  Called die
 * The specific snippet of code:
 *       GOPATH="${S}" promu build -v --prefix bin || die;
 * 
 * If you need support, post the output of `emerge --info '=app-metrics/nginx-vts-exporter-0.10.3::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-metrics/nginx-vts-exporter-0.10.3::gentoo'`.
 * The complete build log is located at '/var/log/portage/app-metrics:nginx-vts-exporter-0.10.3:20190311-063041.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/temp/environment'.
 * Working directory: '/var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work/nginx-vts-exporter-0.10.3/src/github.com/hnlq715/nginx-vts-exporter'
 * S: '/var/tmp/portage/app-metrics/nginx-vts-exporter-0.10.3/work/nginx-vts-exporter-0.10.3'