* Package:    app-metrics/blackbox_exporter-0.13.0
 * Repository: gentoo
 * Maintainer: mrueg@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc filecaps kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
 * Adding group 'blackbox_exporter' to your system ...
 *  - Groupid: next available
 * Adding user 'blackbox_exporter' to your system ...
 *  - Userid: 158
 *  - Shell: /sbin/nologin
 *  - Home: /dev/null
 *  - Groups: blackbox_exporter
 *  - GECOS: added by portage for blackbox_exporter
>>> Unpacking source...
>>> Source unpacked in /var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work
>>> Preparing source in /var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0 ...
/var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0/src/github.com/prometheus/blackbox_exporter /var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0
Using config file: /var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0/src/github.com/prometheus/blackbox_exporter/.promu.yml
 >   blackbox_exporter
 +  go build -o blackbox_exporter/blackbox_exporter -ldflags -X github.com/prometheus/common/version.Version=0.13.0 -X github.com/prometheus/common/version.Revision=1cfb751 -X github.com/prometheus/common/version.Branch=non-git -X github.com/prometheus/common/version.BuildUser=portage@mr-fox -X github.com/prometheus/common/version.BuildDate=20181207-22:18:54  -extldflags '-static' -mod=vendor -a -tags netgo github.com/prometheus/blackbox_exporter
go: disabling cache (/root/cache/go-build) due to initialization failure: mkdir /root/cache: permission denied
go: cannot use modules with build cache disabled
!! exit status 1
command failed: build -o blackbox_exporter/blackbox_exporter -ldflags -X github.com/prometheus/common/version.Version=0.13.0 -X github.com/prometheus/common/version.Revision=1cfb751 -X github.com/prometheus/common/version.Branch=non-git -X github.com/prometheus/common/version.BuildUser=portage@mr-fox -X github.com/prometheus/common/version.BuildDate=20181207-22:18:54  -extldflags '-static' -mod=vendor -a -tags netgo github.com/prometheus/blackbox_exporter
github.com/prometheus/promu/cmd.buildBinary
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/cmd/build.go:96
github.com/prometheus/promu/cmd.buildAll
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/cmd/build.go:102
github.com/prometheus/promu/cmd.runBuild
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/cmd/build.go:133
github.com/prometheus/promu/cmd.glob..func1
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/cmd/build.go:39
github.com/prometheus/promu/vendor/github.com/spf13/cobra.(*Command).execute
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/vendor/github.com/spf13/cobra/command.go:653
github.com/prometheus/promu/vendor/github.com/spf13/cobra.(*Command).ExecuteC
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/vendor/github.com/spf13/cobra/command.go:728
github.com/prometheus/promu/vendor/github.com/spf13/cobra.(*Command).Execute
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/vendor/github.com/spf13/cobra/command.go:687
github.com/prometheus/promu/cmd.Execute
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/cmd/promu.go:64
main.main
	/var/tmp/portage/dev-util/promu-0.1.0_p20180227/work/promu-0.1.0_p20180227/src/github.com/prometheus/promu/main.go:20
runtime.main
	/usr/lib/go/src/runtime/proc.go:201
runtime.goexit
	/usr/lib/go/src/runtime/asm_amd64.s:1333
 * ERROR: app-metrics/blackbox_exporter-0.13.0::gentoo failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 124:  Called src_compile
 *   environment, line 977:  Called die
 * The specific snippet of code:
 *       GO111MODULE=on GOPATH="${S}" promu build -v --prefix blackbox_exporter || die;
 * 
 * If you need support, post the output of `emerge --info '=app-metrics/blackbox_exporter-0.13.0::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-metrics/blackbox_exporter-0.13.0::gentoo'`.
 * The complete build log is located at '/var/log/portage/app-metrics:blackbox_exporter-0.13.0:20181207-221851.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/temp/environment'.
 * Working directory: '/var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0/src/github.com/prometheus/blackbox_exporter'
 * S: '/var/tmp/portage/app-metrics/blackbox_exporter-0.13.0/work/blackbox_exporter-0.13.0'