Dec 15 10:02:31.312 INFO testing google-tpu1_alpha1-1.0.8+20181010 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 10:02:31.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 10:02:31.703 INFO [stdout] 2427484712a99c83bde977a4c89396df4a4ba34a5dd004c285883cec68d19679
Dec 15 10:02:31.705 INFO running `"docker" "start" "-a" "2427484712a99c83bde977a4c89396df4a4ba34a5dd004c285883cec68d19679"`
Dec 15 10:02:33.407 INFO [stderr] usermod: no changes
Dec 15 10:02:33.659 INFO [stderr]    Compiling google-tpu1_alpha1 v1.0.8+20181010 (/source)
Dec 15 10:02:40.576 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.14s
Dec 15 10:02:40.599 INFO [stderr] su: No module specific data is present
Dec 15 10:02:41.803 INFO running `"docker" "inspect" "2427484712a99c83bde977a4c89396df4a4ba34a5dd004c285883cec68d19679"`
Dec 15 10:02:42.115 INFO running `"docker" "rm" "-f" "2427484712a99c83bde977a4c89396df4a4ba34a5dd004c285883cec68d19679"`
Dec 15 10:02:42.526 INFO [stdout] 2427484712a99c83bde977a4c89396df4a4ba34a5dd004c285883cec68d19679
Dec 15 10:02:42.532 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 10:02:43.060 INFO [stdout] 4ff02b7f5cef3d1caaa0e2f2b904b0bc40c2ff931a0054e044109ba8a7e2f1aa
Dec 15 10:02:43.062 INFO running `"docker" "start" "-a" "4ff02b7f5cef3d1caaa0e2f2b904b0bc40c2ff931a0054e044109ba8a7e2f1aa"`
Dec 15 10:02:44.675 INFO [stderr] usermod: no changes
Dec 15 10:02:44.904 INFO [stderr]    Compiling google-tpu1_alpha1 v1.0.8+20181010 (/source)
Dec 15 10:02:51.817 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.13s
Dec 15 10:02:51.835 INFO [stderr] su: No module specific data is present
Dec 15 10:02:52.859 INFO running `"docker" "inspect" "4ff02b7f5cef3d1caaa0e2f2b904b0bc40c2ff931a0054e044109ba8a7e2f1aa"`
Dec 15 10:02:53.097 INFO running `"docker" "rm" "-f" "4ff02b7f5cef3d1caaa0e2f2b904b0bc40c2ff931a0054e044109ba8a7e2f1aa"`
Dec 15 10:02:53.435 INFO [stdout] 4ff02b7f5cef3d1caaa0e2f2b904b0bc40c2ff931a0054e044109ba8a7e2f1aa