cipd ensure -root /b/s/w/ir/cache/macos_sdk -ensure-file /b/s/w/ir/tmp/t/tmpQepx0A -json-output /b/s/w/ir/tmp/t/tmpqtDUcn.json
in dir /b/s/w/ir/k:
 allow_subannotations: False
 cmd: ['cipd',
 'ensure',
 '-root',
 '/b/s/w/ir/cache/macos_sdk',
 '-ensure-file',
 '/b/s/w/ir/tmp/t/tmpQepx0A',
 '-json-output',
 '/b/s/w/ir/tmp/t/tmpqtDUcn.json']
 env: {}
 env_prefixes: {}
 env_suffixes: {}
 infra_step: True
 name_tokens: ('ensure_installed',)
 ok_ret: frozenset([0])
 step_test_data: <lambda>(...)
 trigger_specs: ()
full environment:
 Apple_PubSub_Socket_Render: /private/tmp/com.apple.launchd.7YgXoS7UKC/Render
 BOTO_CONFIG: /b/s/w/ir/tmp/gsutil-task/.boto
 BUILDBUCKET_EXPERIMENTAL: FALSE
 CIPD_CACHE_DIR: /b/s/cipd_cache/cache
 CIPD_PROTOCOL: v2
 DEVSHELL_CLIENT_PORT: 50585
 DOCKER_CONFIG: /b/s/w/ir/tmp/docker-cfg-task
 DOCKER_TMPDIR: /b/s/w/ir/tmp/docker-tmp-task
 GIT_CONFIG_NOSYSTEM: 1
 GIT_TERMINAL_PROMPT: 0
 HOME: /Users/chrome-bot
 INFRA_GIT_WRAPPER_HOME: /b/s/w/ir/tmp/git-home-task
 LOGDOG_COORDINATOR_HOST: logs.chromium.org
 LOGDOG_STREAM_PREFIX: buildbucket/cr-buildbucket.appspot.com/8913018861863993936
 LOGDOG_STREAM_PROJECT: fuchsia
 LOGDOG_STREAM_SERVER_PATH: unix:/b/s/w/ir/tmp/ld.sock
 LOGNAME: chrome-bot
 LUCI_CONTEXT: /b/s/w/ir/tmp/luci_context.652261350
 MAC_CHROMIUM_TMPDIR: /b/s/w/ir/tmp/t
 NO_GCE_CHECK: False
 PATH: /b/s/w/ir/cipd_bin_packages:/b/s/w/ir/cipd_bin_packages/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 PWD: /b/s/w/ir/k
 PYTHONIOENCODING: UTF-8
 PYTHONUNBUFFERED: 1
 SHELL: /bin/bash
 SHLVL: 1
 SSH_AUTH_SOCK: /private/tmp/com.apple.launchd.6Mzlog6dVH/Listeners
 SWARMING_BOT_ID: build385-a9
 SWARMING_HEADLESS: 1
 SWARMING_SERVER: https://chromium-swarm.appspot.com
 SWARMING_TASK_ID: 44e9891fa5cd7211
 TEMP: /b/s/w/ir/tmp/t
 TEMPDIR: /b/s/w/ir/tmp/t
 TMP: /b/s/w/ir/tmp/t
 TMPDIR: /b/s/w/ir/tmp/t
 USER: chrome-bot
 VERSIONER_PYTHON_PREFER_32_BIT: no
 VERSIONER_PYTHON_VERSION: 2.7
 VPYTHON_VIRTUALENV_ROOT: /b/s/w/ir/cache/vpython
 XPC_FLAGS: 0x0
 XPC_SERVICE_NAME: 0
 _: /b/s/w/ir/cipd_bin_packages/vpython
 __CF_USER_TEXT_ENCODING: 0x1F4:0x0:0x0

[P80715 08:32:39.072 action_plan.go:140 I] In root:
[P80715 08:32:39.072 action_plan.go:146 I]   to install:
[P80715 08:32:39.072 action_plan.go:148 I]     infra/tools/mac_toolchain/mac-amd64:7aIfIK56KeStwaXgEm5ke20mEE5ndHfMn8ms7y4PdvYC
[P80715 08:32:39.072 client.go:572 I] cipd: using instance cache at "/b/s/cipd_cache/cache/instances"
[P80715 08:32:39.073 client.go:1333 I] cipd: instance cache hit for infra/tools/mac_toolchain/mac-amd64:7aIfIK56KeStwaXgEm5ke20mEE5ndHfMn8ms7y4PdvYC
[P80715 08:32:39.073 deployer.go:288 I] Deploying infra/tools/mac_toolchain/mac-amd64:7aIfIK56KeStwaXgEm5ke20mEE5ndHfMn8ms7y4PdvYC into /b/s/w/ir/cache/macos_sdk(/)
[P80715 08:32:39.074 reader.go:325 I] cipd: about to extract 13.7 MB (3 files)
[P80715 08:32:39.239 reader.go:364 I] cipd: extracting - 99%
[P80715 08:32:39.240 reader.go:364 I] cipd: extracting - 100%
[P80715 08:32:39.240 deployer.go:361 I] Moving files to their final destination...
[P80715 08:32:39.241 deployer.go:376 I] Cleaning up...
[P80715 08:32:39.241 deployer.go:381 I] Deployed infra/tools/mac_toolchain/mac-amd64:7aIfIK56KeStwaXgEm5ke20mEE5ndHfMn8ms7y4PdvYC
[P80715 08:32:39.241 client.go:1575 I] All changes applied.