Device serials and status pages:

HT4B7JT01480: https://build.chromium.org/p/chromium.perf/builders/Android%20Nexus9%20Perf%20%281%29/builds/3442/steps/v8.todomvc-ignition/logs/stdio

070b074f:
https://build.chromium.org/p/chromium.perf/builders/Android%20Nexus7v2%20Perf%20%281%29/builds/3815/steps/smoothness.scrolling_tough_ad_cases/logs/stdio

3208e0600bb251f3
https://build.chromium.org/p/chromium.perf/builders/Android%20Galaxy%20S5%20Perf%20%281%29/builds/4128/steps/blink_style.key_mobile_sites/logs/stdio

Note that there's investigation into the issue in  bug 650674 , but would like to keep the first device in that bug summary (not listed here) in its current bad state while it's investigated.