Dec 18 15:51:12.030 INFO checking google-cloudlatencytest2-1.0.8+20160309 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 15:51:12.030 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/google-cloudlatencytest2/1.0.8+20160309:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 15:51:12.231 INFO [stdout] 0f6ff1e2f1f2d116231b316553938c4c9c8cb37eed80c24df1b6057af955fe88
Dec 18 15:51:12.233 INFO running `"docker" "start" "-a" "0f6ff1e2f1f2d116231b316553938c4c9c8cb37eed80c24df1b6057af955fe88"`
Dec 18 15:51:12.932 INFO [stderr]     Checking google-cloudlatencytest2 v1.0.8+20160309 (/opt/crater/workdir)
Dec 18 15:51:15.010 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 15:51:15.010 INFO [stderr]    --> src/cmn.rs:344:46
Dec 18 15:51:15.010 INFO [stderr]     |
Dec 18 15:51:15.011 INFO [stderr] 344 |             Error::HttpError(ref err) => err.cause(),
Dec 18 15:51:15.011 INFO [stderr]     |                                              ^^^^^
Dec 18 15:51:15.012 INFO [stderr]     |
Dec 18 15:51:15.012 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 15:51:15.012 INFO [stderr] 
Dec 18 15:51:15.012 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 15:51:15.012 INFO [stderr]    --> src/cmn.rs:345:55
Dec 18 15:51:15.012 INFO [stderr]     |
Dec 18 15:51:15.012 INFO [stderr] 345 |             Error::JsonDecodeError(_, ref err) => err.cause(),
Dec 18 15:51:15.012 INFO [stderr]     |                                                       ^^^^^
Dec 18 15:51:15.012 INFO [stderr] 
Dec 18 15:51:15.128 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 15:51:15.128 INFO [stderr]    --> src/cmn.rs:344:46
Dec 18 15:51:15.128 INFO [stderr]     |
Dec 18 15:51:15.128 INFO [stderr] 344 |             Error::HttpError(ref err) => err.cause(),
Dec 18 15:51:15.128 INFO [stderr]     |                                              ^^^^^
Dec 18 15:51:15.129 INFO [stderr]     |
Dec 18 15:51:15.129 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 15:51:15.129 INFO [stderr] 
Dec 18 15:51:15.129 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 15:51:15.129 INFO [stderr]    --> src/cmn.rs:345:55
Dec 18 15:51:15.129 INFO [stderr]     |
Dec 18 15:51:15.129 INFO [stderr] 345 |             Error::JsonDecodeError(_, ref err) => err.cause(),
Dec 18 15:51:15.129 INFO [stderr]     |                                                       ^^^^^
Dec 18 15:51:15.129 INFO [stderr] 
Dec 18 15:51:15.758 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
Dec 18 15:51:16.374 INFO running `"docker" "inspect" "0f6ff1e2f1f2d116231b316553938c4c9c8cb37eed80c24df1b6057af955fe88"`
Dec 18 15:51:16.580 INFO running `"docker" "rm" "-f" "0f6ff1e2f1f2d116231b316553938c4c9c8cb37eed80c24df1b6057af955fe88"`
Dec 18 15:51:16.949 INFO [stdout] 0f6ff1e2f1f2d116231b316553938c4c9c8cb37eed80c24df1b6057af955fe88