Dec 19 08:33:05.808 INFO checking snoyberg/rush-crash-course-tokio-exercise-2 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:33:05.809 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/snoyberg/rush-crash-course-tokio-exercise-2:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:33:06.422 INFO [stdout] 4d063a03e45fcdb4c1e3315a47e218d9ec53d44ea062a3a323e0cfeb66cdc7d9
Dec 19 08:33:06.426 INFO running `"docker" "start" "-a" "4d063a03e45fcdb4c1e3315a47e218d9ec53d44ea062a3a323e0cfeb66cdc7d9"`
Dec 19 08:33:07.400 INFO [stderr]     Checking crossbeam-epoch v0.6.1
Dec 19 08:33:07.402 INFO [stderr]     Checking tokio-current-thread v0.1.4
Dec 19 08:33:07.402 INFO [stderr]     Checking tokio-timer v0.2.8
Dec 19 08:33:07.403 INFO [stderr]     Checking mio v0.6.16
Dec 19 08:33:07.403 INFO [stderr]     Checking parking_lot_core v0.3.1
Dec 19 08:33:07.405 INFO [stderr]     Checking tokio-io v0.1.10
Dec 19 08:33:07.406 INFO [stderr]     Checking rand v0.6.1
Dec 19 08:33:08.836 INFO [stderr]     Checking parking_lot v0.6.4
Dec 19 08:33:08.896 INFO [stderr]     Checking crossbeam-deque v0.6.2
Dec 19 08:33:10.712 INFO [stderr]     Checking tokio-codec v0.1.1
Dec 19 08:33:10.889 INFO [stderr]     Checking tokio-reactor v0.1.7
Dec 19 08:33:10.889 INFO [stderr]     Checking mio-uds v0.6.7
Dec 19 08:33:12.100 INFO [stderr]     Checking tokio-udp v0.1.3
Dec 19 08:33:12.100 INFO [stderr]     Checking tokio-uds v0.2.4
Dec 19 08:33:12.100 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 19 08:33:13.184 INFO [stderr]     Checking tokio-threadpool v0.1.9
Dec 19 08:33:14.706 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 19 08:33:15.290 INFO [stderr]     Checking tokio v0.1.13
Dec 19 08:33:16.068 INFO [stderr]     Checking exercise2 v0.1.0 (/opt/crater/workdir)
Dec 19 08:33:16.824 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.55s
Dec 19 08:33:17.941 INFO running `"docker" "inspect" "4d063a03e45fcdb4c1e3315a47e218d9ec53d44ea062a3a323e0cfeb66cdc7d9"`
Dec 19 08:33:18.300 INFO running `"docker" "rm" "-f" "4d063a03e45fcdb4c1e3315a47e218d9ec53d44ea062a3a323e0cfeb66cdc7d9"`
Dec 19 08:33:18.548 INFO [stdout] 4d063a03e45fcdb4c1e3315a47e218d9ec53d44ea062a3a323e0cfeb66cdc7d9