Dec 11 17:57:15.161 INFO checking glasses-n-contacts/rust-chat against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 17:57:15.162 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 11 17:57:15.768 INFO [stdout] 6d24a4efbaed334dd6f68b11ea53e0c1d6e1caa6e05610f5d6fab7f0878ce87b
Dec 11 17:57:15.772 INFO running `"docker" "start" "-a" "6d24a4efbaed334dd6f68b11ea53e0c1d6e1caa6e05610f5d6fab7f0878ce87b"`
Dec 11 17:57:17.171 INFO [stderr] usermod: no changes
Dec 11 17:57:17.360 INFO [stderr]     Checking net2 v0.2.32
Dec 11 17:57:17.360 INFO [stderr]    Compiling http-muncher v0.2.5
Dec 11 17:57:17.368 INFO [stderr]     Checking sha1 v0.1.1
Dec 11 17:57:19.081 INFO [stderr]     Checking miow v0.1.5
Dec 11 17:57:19.698 INFO [stderr]     Checking mio v0.5.1
Dec 11 17:57:21.102 INFO [stderr]     Checking chat v0.1.0 (/source)
Dec 11 17:57:22.158 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:57:22.158 INFO [stderr]    --> src/socket_client/frame.rs:202:13
Dec 11 17:57:22.159 INFO [stderr]     |
Dec 11 17:57:22.159 INFO [stderr] 202 |             body.write(status_code);
Dec 11 17:57:22.159 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:57:22.159 INFO [stderr]     |
Dec 11 17:57:22.159 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 17:57:22.159 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:57:22.160 INFO [stderr] 
Dec 11 17:57:22.161 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:57:22.161 INFO [stderr]   --> src/socket_server.rs:65:13
Dec 11 17:57:22.161 INFO [stderr]    |
Dec 11 17:57:22.161 INFO [stderr] 65 |             client.socket.shutdown(Shutdown::Both);
Dec 11 17:57:22.162 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:57:22.162 INFO [stderr]    |
Dec 11 17:57:22.162 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:57:22.162 INFO [stderr] 
Dec 11 17:57:22.163 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:57:22.163 INFO [stderr]   --> src/socket_server.rs:66:13
Dec 11 17:57:22.163 INFO [stderr]    |
Dec 11 17:57:22.163 INFO [stderr] 66 |             event_loop.deregister(&client.socket);
Dec 11 17:57:22.163 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:57:22.165 INFO [stderr]    |
Dec 11 17:57:22.165 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:57:22.165 INFO [stderr] 
Dec 11 17:57:22.716 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:57:22.716 INFO [stderr]    --> src/socket_client/frame.rs:202:13
Dec 11 17:57:22.716 INFO [stderr]     |
Dec 11 17:57:22.716 INFO [stderr] 202 |             body.write(status_code);
Dec 11 17:57:22.716 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:57:22.716 INFO [stderr]     |
Dec 11 17:57:22.716 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 17:57:22.717 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:57:22.717 INFO [stderr] 
Dec 11 17:57:22.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:57:22.717 INFO [stderr]   --> src/socket_server.rs:65:13
Dec 11 17:57:22.717 INFO [stderr]    |
Dec 11 17:57:22.717 INFO [stderr] 65 |             client.socket.shutdown(Shutdown::Both);
Dec 11 17:57:22.717 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:57:22.717 INFO [stderr]    |
Dec 11 17:57:22.717 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:57:22.717 INFO [stderr] 
Dec 11 17:57:22.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:57:22.717 INFO [stderr]   --> src/socket_server.rs:66:13
Dec 11 17:57:22.717 INFO [stderr]    |
Dec 11 17:57:22.717 INFO [stderr] 66 |             event_loop.deregister(&client.socket);
Dec 11 17:57:22.717 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:57:22.717 INFO [stderr]    |
Dec 11 17:57:22.717 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:57:22.717 INFO [stderr] 
Dec 11 17:57:23.709 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.50s
Dec 11 17:57:23.714 INFO [stderr] su: No module specific data is present
Dec 11 17:57:24.045 INFO running `"docker" "inspect" "6d24a4efbaed334dd6f68b11ea53e0c1d6e1caa6e05610f5d6fab7f0878ce87b"`
Dec 11 17:57:24.220 INFO running `"docker" "rm" "-f" "6d24a4efbaed334dd6f68b11ea53e0c1d6e1caa6e05610f5d6fab7f0878ce87b"`
Dec 11 17:57:24.404 INFO [stdout] 6d24a4efbaed334dd6f68b11ea53e0c1d6e1caa6e05610f5d6fab7f0878ce87b