[2020-07-01 20:26:48.316][1][info][upstream] [external/envoy/source/common/upstream/cds_api_impl.cc:78] cds: add 1 cluster(s), remove 0 cluster(s)
[2020-07-01 20:26:48.317][1][info][upstream] [external/envoy/source/common/upstream/cds_api_impl.cc:94] cds: add/update cluster 'cluster_name'

[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:104] Caught Segmentation fault, suspect faulting address 0x0
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:92] Envoy version: 5b094c70bc0f3922753667f69eb27ad980630f66/1.15.0-dev/Clean/RELEASE/BoringSSL
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:91] Backtrace (use tools/stack_decode.py to get line numbers):

[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:96] #0: __restore_rt [0x7f0364a02890]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #1: [0x55b9e935094d]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #2: [0x55b9e93504af]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #3: [0x55b9e934c686]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #4: [0x55b9e91e17bf]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #5: [0x55b9e937d297]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #6: [0x55b9e9382f98]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #7: [0x55b9e939856e]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #8: [0x55b9e930bceb]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #9: [0x55b9e941ac43]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #10: [0x55b9e95efd0c]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #11: [0x55b9e95f1dc3]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #12: [0x55b9e941a209]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #13: [0x55b9e9421db3]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #14: [0x55b9e94ab447]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #15: [0x55b9e941a021]
[2020-07-01 20:26:48.338][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #16: [0x55b9e9373c40]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #17: [0x55b9e9374a6d]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #18: [0x55b9e919c173]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #19: [0x55b9e919835e]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #20: [0x55b9e919746d]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #21: [0x55b9e9191a30]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #22: [0x55b9e95e1eb8]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #23: [0x55b9e95e07ce]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #24: [0x55b9e9118355]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #25: [0x55b9e865f1c8]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #26: [0x55b9e865fd55]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:98] #27: [0x55b9e865d84c]
[2020-07-01 20:26:48.339][1][critical][backtrace] [bazel-out/k8-opt/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:96] #28: __libc_start_main [0x7f0364620b97]


AsyncClient 0x55b9eb975600, stream_id_: 13648609714156518280
&stream_info_: 
  StreamInfoImpl 0x55b9eb9757b0, protocol_: 1, response_code_: null, response_code_details_: via_upstream, health_check_request_: 0, route_name_: