* Package:    dev-util/drone-0.8.9
 * 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 'drone' to your system ...
 *  - Groupid: next available
 * Adding user 'drone' to your system ...
 *  - Userid: 124
 *  - Shell: /sbin/nologin
 *  - Home: /var/lib/drone
 *  - Groups: drone
 *  - GECOS: added by portage for drone
 *  - Creating /var/lib/drone in /
>>> Unpacking source...
 * Vendoring github.com/drone/drone-ui github.com-drone-drone-ui-e7597b5234814a2c2f2a7f489b631a76649c335a.tar.gz
 * Vendoring github.com/golang/protobuf github.com-golang-protobuf-aa810b61a9c79d51363740d207bb46cf8e620ed5.tar.gz
 * Vendoring golang.org/x/net github.com-golang-net-9b4f9f5ad5197c79fd623a3638e70d8b26cef344.tar.gz
>>> Source unpacked in /var/tmp/portage/dev-util/drone-0.8.9/work
>>> Preparing source in /var/tmp/portage/dev-util/drone-0.8.9/work/drone-0.8.9 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-util/drone-0.8.9/work/drone-0.8.9 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-util/drone-0.8.9/work/drone-0.8.9 ...
/var/tmp/portage/dev-util/drone-0.8.9/work/drone-0.8.9/src /var/tmp/portage/dev-util/drone-0.8.9/work/drone-0.8.9
failed to initialize build cache at /root/cache/go-build: mkdir /root/cache: permission denied
 * ERROR: dev-util/drone-0.8.9::gentoo failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 124:  Called src_compile
 *   environment, line 842:  Called die
 * The specific snippet of code:
 *       GOPATH="${WORKDIR}/${P}:$(get_golibdir_gopath)" go build -v -ldflags "-extldflags '-static' -X github.com/drone/drone/version.VersionDev=build.${PV}.${EGIT_COMMIT:0:7}" -o release/drone-server ${EGO_PN}/cmd/drone-server || die;
 * 
 * If you need support, post the output of `emerge --info '=dev-util/drone-0.8.9::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-util/drone-0.8.9::gentoo'`.
 * The complete build log is located at '/var/log/portage/dev-util:drone-0.8.9:20190302-051730.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-util/drone-0.8.9/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-util/drone-0.8.9/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-util/drone-0.8.9/work/drone-0.8.9/src'
 * S: '/var/tmp/portage/dev-util/drone-0.8.9/work/drone-0.8.9'