Dec 04 18:08:21.562 INFO checking glasses-n-contacts/rust-chat against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:08:21.562 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 18:08:22.008 INFO [stdout] ef06bee69d32cd4ec25666368f4484bc7419661867e171a5ec65b8d5957c1e65
Dec 04 18:08:22.010 INFO running `"docker" "start" "-a" "ef06bee69d32cd4ec25666368f4484bc7419661867e171a5ec65b8d5957c1e65"`
Dec 04 18:08:23.471 INFO [stderr] usermod: no changes
Dec 04 18:08:23.615 INFO [stderr]    Compiling http-muncher v0.2.5
Dec 04 18:08:23.615 INFO [stderr]     Checking net2 v0.2.32
Dec 04 18:08:23.619 INFO [stderr]     Checking nix v0.5.1
Dec 04 18:08:23.619 INFO [stderr]     Checking sha1 v0.1.1
Dec 04 18:08:26.250 INFO [stderr]     Checking miow v0.1.5
Dec 04 18:08:29.059 INFO [stderr]     Checking mio v0.5.1
Dec 04 18:08:30.362 INFO [stderr]     Checking chat v0.1.0 (/source)
Dec 04 18:08:31.874 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:08:31.874 INFO [stderr]    --> src/socket_client/frame.rs:202:13
Dec 04 18:08:31.874 INFO [stderr]     |
Dec 04 18:08:31.875 INFO [stderr] 202 |             body.write(status_code);
Dec 04 18:08:31.875 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:08:31.875 INFO [stderr]     |
Dec 04 18:08:31.876 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 18:08:31.876 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:08:31.876 INFO [stderr] 
Dec 04 18:08:31.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:08:31.877 INFO [stderr]   --> src/socket_server.rs:65:13
Dec 04 18:08:31.877 INFO [stderr]    |
Dec 04 18:08:31.877 INFO [stderr] 65 |             client.socket.shutdown(Shutdown::Both);
Dec 04 18:08:31.877 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:08:31.878 INFO [stderr]    |
Dec 04 18:08:31.878 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:08:31.878 INFO [stderr] 
Dec 04 18:08:31.878 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:08:31.879 INFO [stderr]   --> src/socket_server.rs:66:13
Dec 04 18:08:31.879 INFO [stderr]    |
Dec 04 18:08:31.879 INFO [stderr] 66 |             event_loop.deregister(&client.socket);
Dec 04 18:08:31.880 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:08:31.880 INFO [stderr]    |
Dec 04 18:08:31.880 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:08:31.880 INFO [stderr] 
Dec 04 18:08:32.157 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:08:32.157 INFO [stderr]    --> src/socket_client/frame.rs:202:13
Dec 04 18:08:32.157 INFO [stderr]     |
Dec 04 18:08:32.158 INFO [stderr] 202 |             body.write(status_code);
Dec 04 18:08:32.158 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:08:32.158 INFO [stderr]     |
Dec 04 18:08:32.159 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 18:08:32.159 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:08:32.159 INFO [stderr] 
Dec 04 18:08:32.164 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:08:32.164 INFO [stderr]   --> src/socket_server.rs:65:13
Dec 04 18:08:32.167 INFO [stderr]    |
Dec 04 18:08:32.167 INFO [stderr] 65 |             client.socket.shutdown(Shutdown::Both);
Dec 04 18:08:32.167 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:08:32.167 INFO [stderr]    |
Dec 04 18:08:32.168 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:08:32.168 INFO [stderr] 
Dec 04 18:08:32.168 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:08:32.169 INFO [stderr]   --> src/socket_server.rs:66:13
Dec 04 18:08:32.169 INFO [stderr]    |
Dec 04 18:08:32.169 INFO [stderr] 66 |             event_loop.deregister(&client.socket);
Dec 04 18:08:32.169 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:08:32.169 INFO [stderr]    |
Dec 04 18:08:32.170 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:08:32.170 INFO [stderr] 
Dec 04 18:08:33.720 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.22s
Dec 04 18:08:33.731 INFO [stderr] su: No module specific data is present
Dec 04 18:08:34.948 INFO running `"docker" "inspect" "ef06bee69d32cd4ec25666368f4484bc7419661867e171a5ec65b8d5957c1e65"`
Dec 04 18:08:35.279 INFO running `"docker" "rm" "-f" "ef06bee69d32cd4ec25666368f4484bc7419661867e171a5ec65b8d5957c1e65"`
Dec 04 18:08:35.587 INFO [stdout] ef06bee69d32cd4ec25666368f4484bc7419661867e171a5ec65b8d5957c1e65