Dec 18 18:23:35.555 INFO checking async-mesos-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 18:23:35.555 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/async-mesos/0.1.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 18:23:35.980 INFO [stdout] d30b7f04d02715a616e76f731552ad7d8533dd349452ceb729ddbbf473f797db
Dec 18 18:23:35.982 INFO running `"docker" "start" "-a" "d30b7f04d02715a616e76f731552ad7d8533dd349452ceb729ddbbf473f797db"`
Dec 18 18:23:38.017 INFO [stderr]    Compiling protobuf v1.7.4
Dec 18 18:23:38.017 INFO [stderr]     Checking users v0.6.1
Dec 18 18:23:45.961 INFO [stderr]     Checking async-mesos v0.1.0 (/opt/crater/workdir)
Dec 18 18:24:09.104 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 18:24:09.104 INFO [stderr]   --> tests/mesos.rs:32:9
Dec 18 18:24:09.105 INFO [stderr]    |
Dec 18 18:24:09.105 INFO [stderr] 32 |         simple_logger::init();
Dec 18 18:24:09.105 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:24:09.105 INFO [stderr]    |
Dec 18 18:24:09.105 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 18:24:09.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 18:24:09.105 INFO [stderr] 
Dec 18 18:24:09.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 18:24:09.105 INFO [stderr]   --> tests/mesos.rs:63:9
Dec 18 18:24:09.105 INFO [stderr]    |
Dec 18 18:24:09.105 INFO [stderr] 63 |         simple_logger::init();
Dec 18 18:24:09.105 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:24:09.105 INFO [stderr]    |
Dec 18 18:24:09.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 18:24:09.105 INFO [stderr] 
Dec 18 18:24:09.150 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.39s
Dec 18 18:24:10.272 INFO running `"docker" "inspect" "d30b7f04d02715a616e76f731552ad7d8533dd349452ceb729ddbbf473f797db"`
Dec 18 18:24:10.572 INFO running `"docker" "rm" "-f" "d30b7f04d02715a616e76f731552ad7d8533dd349452ceb729ddbbf473f797db"`
Dec 18 18:24:10.984 INFO [stdout] d30b7f04d02715a616e76f731552ad7d8533dd349452ceb729ddbbf473f797db