[root@sundl-hs nighthawk]# bazel build -c opt //:nighthawk
WARNING: Ignoring JAVA_HOME, because it must point to a JDK, not a JRE.
WARNING: Ignoring JAVA_HOME, because it must point to a JDK, not a JRE.
DEBUG: /root/.cache/bazel/_bazel_root/1244163c7aa16348645f91fe359f2a31/external/bazel_tools/tools/cpp/lib_cc_configure.bzl:118:10: 
Auto-Configuration Warning: CC with -fuse-ld=gold returned 0, but its -v output didn't contain 'gold', falling back to the default linker.
INFO: Analyzed target //:nighthawk (0 packages loaded, 0 targets configured).
INFO: Found 1 target...
ERROR: /root/.cache/bazel/_bazel_root/1244163c7aa16348645f91fe359f2a31/external/envoy/bazel/foreign_cc/BUILD:82:21: error executing shell command: '/bin/bash -c #!/usr/bin/env bash
function cleanup_function() {
local ecode=$?
if [ $ecode -eq 0 ]; then
cleanup_on_success
else
cleanup_on_failure
fi
}
set -e
function cleanup_on_success() {
printf...' failed (Exit 1) bash failed: error executing command /bin/bash -c ... (remaining 1 argument(s) skipped)

Use --sandbox_debug to see verbose messages from the sandbox

rules_foreign_cc: Build failed!
rules_foreign_cc: Keeping temp build directory  and dependencies directory  for debug.
rules_foreign_cc: Please note that the directories inside a sandbox are still cleaned unless you specify '--sandbox_debug' Bazel command line flag.

rules_foreign_cc: Printing build logs:

_____ BEGIN BUILD LOGS _____
Bazel external C/C++ Rules #0.0.8. Building library 'ares'
Environment:______________
BAZEL_LINKLIBS=-l%:libstdc++.a
EXT_BUILD_ROOT=/root/.cache/bazel/_bazel_root/1244163c7aa16348645f91fe359f2a31/sandbox/linux-sandbox/1110/execroot/nighthawk
INSTALLDIR=/root/.cache/bazel/_bazel_root/1244163c7aa16348645f91fe359f2a31/sandbox/linux-sandbox/1110/execroot/nighthawk/bazel-out/k8-opt/bin/external/envoy/bazel/foreign_cc/ares
BAZEL_LINKOPTS=-lm
PWD=/root/.cache/bazel/_bazel_root/1244163c7aa16348645f91fe359f2a31/sandbox/linux-sandbox/1110/execroot/nighthawk
BUILD_TMPDIR=/tmp/tmp.j0d20CD7lq
TMPDIR=/tmp
EXT_BUILD_DEPS=/tmp/tmp.9TBXyTjRtD
SHLVL=2