Dec 12 17:56:27.366 INFO checking async-mesos-0.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 17:56:27.366 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 17:56:27.632 INFO [stdout] 5431ce4ca629707aeab7fc701448d83222d72b7e9495bda20676615308878273
Dec 12 17:56:27.633 INFO running `"docker" "start" "-a" "5431ce4ca629707aeab7fc701448d83222d72b7e9495bda20676615308878273"`
Dec 12 17:56:28.320 INFO [stderr] usermod: no changes
Dec 12 17:56:28.584 INFO [stderr]    Compiling protobuf v1.7.4
Dec 12 17:56:28.588 INFO [stderr]     Checking users v0.6.1
Dec 12 17:56:36.573 INFO [stderr]     Checking async-mesos v0.1.0 (/source)
Dec 12 17:57:18.816 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 17:57:18.816 INFO [stderr]   --> tests/mesos.rs:32:9
Dec 12 17:57:18.816 INFO [stderr]    |
Dec 12 17:57:18.816 INFO [stderr] 32 |         simple_logger::init();
Dec 12 17:57:18.816 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:57:18.816 INFO [stderr]    |
Dec 12 17:57:18.816 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 17:57:18.816 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 17:57:18.816 INFO [stderr] 
Dec 12 17:57:18.816 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 17:57:18.816 INFO [stderr]   --> tests/mesos.rs:63:9
Dec 12 17:57:18.816 INFO [stderr]    |
Dec 12 17:57:18.816 INFO [stderr] 63 |         simple_logger::init();
Dec 12 17:57:18.816 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:57:18.816 INFO [stderr]    |
Dec 12 17:57:18.817 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 17:57:18.817 INFO [stderr] 
Dec 12 17:57:18.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.51s
Dec 12 17:57:18.867 INFO [stderr] su: No module specific data is present
Dec 12 17:57:19.384 INFO running `"docker" "inspect" "5431ce4ca629707aeab7fc701448d83222d72b7e9495bda20676615308878273"`
Dec 12 17:57:19.595 INFO running `"docker" "rm" "-f" "5431ce4ca629707aeab7fc701448d83222d72b7e9495bda20676615308878273"`
Dec 12 17:57:20.020 INFO [stdout] 5431ce4ca629707aeab7fc701448d83222d72b7e9495bda20676615308878273