Dec 12 17:56:27.316 INFO checking async-mesos-0.1.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 17:56:27.317 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-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 12 17:56:27.583 INFO [stdout] bafaf9d08dd4b1d01339c410158913baea9ee72115a4ad565f6abe880ab910b6
Dec 12 17:56:27.586 INFO running `"docker" "start" "-a" "bafaf9d08dd4b1d01339c410158913baea9ee72115a4ad565f6abe880ab910b6"`
Dec 12 17:56:28.100 INFO [stderr] usermod: no changes
Dec 12 17:56:28.346 INFO [stderr]    Compiling protobuf v1.7.4
Dec 12 17:56:28.351 INFO [stderr]     Checking simple_logger v0.5.0
Dec 12 17:56:36.599 INFO [stderr]     Checking async-mesos v0.1.0 (/source)
Dec 12 17:57:16.624 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 17:57:16.624 INFO [stderr]   --> tests/mesos.rs:32:9
Dec 12 17:57:16.624 INFO [stderr]    |
Dec 12 17:57:16.624 INFO [stderr] 32 |         simple_logger::init();
Dec 12 17:57:16.624 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:57:16.624 INFO [stderr]    |
Dec 12 17:57:16.624 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 17:57:16.624 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 17:57:16.624 INFO [stderr] 
Dec 12 17:57:16.624 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 17:57:16.624 INFO [stderr]   --> tests/mesos.rs:63:9
Dec 12 17:57:16.624 INFO [stderr]    |
Dec 12 17:57:16.624 INFO [stderr] 63 |         simple_logger::init();
Dec 12 17:57:16.624 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:57:16.624 INFO [stderr]    |
Dec 12 17:57:16.624 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 17:57:16.624 INFO [stderr] 
Dec 12 17:57:16.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.55s
Dec 12 17:57:16.696 INFO [stderr] su: No module specific data is present
Dec 12 17:57:17.354 INFO running `"docker" "inspect" "bafaf9d08dd4b1d01339c410158913baea9ee72115a4ad565f6abe880ab910b6"`
Dec 12 17:57:17.654 INFO running `"docker" "rm" "-f" "bafaf9d08dd4b1d01339c410158913baea9ee72115a4ad565f6abe880ab910b6"`
Dec 12 17:57:17.983 INFO [stdout] bafaf9d08dd4b1d01339c410158913baea9ee72115a4ad565f6abe880ab910b6