Nov 27 21:31:49.866 INFO checking rust-gjk/ChatApp against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 21:31:49.868 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 27 21:31:50.357 INFO [stdout] cf14919d192b2cb951eef520e69863efb6fbb33f82d4b027d64d9709f2f564bf
Nov 27 21:31:50.358 INFO running `"docker" "start" "-a" "cf14919d192b2cb951eef520e69863efb6fbb33f82d4b027d64d9709f2f564bf"`
Nov 27 21:31:51.904 INFO [stderr] usermod: no changes
Nov 27 21:31:52.048 INFO [stderr]     Checking serde v1.0.44
Nov 27 21:31:52.060 INFO [stderr]     Checking text_io v0.1.7
Nov 27 21:31:52.076 INFO [stderr]    Compiling serde_derive v1.0.44
Nov 27 21:32:10.948 INFO [stderr]     Checking serde_cbor v0.8.2
Nov 27 21:32:12.136 INFO [stderr]     Checking ChatApp v0.1.0 (/source)
Nov 27 21:32:13.070 INFO [stderr] warning: crate `ChatApp` should have a snake case name such as `chat_app`
Nov 27 21:32:13.070 INFO [stderr]   |
Nov 27 21:32:13.071 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 27 21:32:13.071 INFO [stderr] 
Nov 27 21:32:13.315 INFO [stderr] warning: crate `ChatApp` should have a snake case name such as `chat_app`
Nov 27 21:32:13.315 INFO [stderr]   |
Nov 27 21:32:13.316 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 27 21:32:13.316 INFO [stderr] 
Nov 27 21:32:13.789 INFO [stderr] warning: variable does not need to be mutable
Nov 27 21:32:13.789 INFO [stderr]  --> src/server.rs:4:9
Nov 27 21:32:13.790 INFO [stderr]   |
Nov 27 21:32:13.790 INFO [stderr] 4 |     let mut socket = UdpSocket::bind("0.0.0.0:12345").unwrap();
Nov 27 21:32:13.790 INFO [stderr]   |         ----^^^^^^
Nov 27 21:32:13.790 INFO [stderr]   |         |
Nov 27 21:32:13.791 INFO [stderr]   |         help: remove this `mut`
Nov 27 21:32:13.791 INFO [stderr]   |
Nov 27 21:32:13.791 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 27 21:32:13.791 INFO [stderr] 
Nov 27 21:32:13.792 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:32:13.792 INFO [stderr]   --> src/client.rs:14:5
Nov 27 21:32:13.792 INFO [stderr]    |
Nov 27 21:32:13.793 INFO [stderr] 14 |     recv_socket.send(b"connected");
Nov 27 21:32:13.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:32:13.793 INFO [stderr]    |
Nov 27 21:32:13.793 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 21:32:13.794 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:32:13.794 INFO [stderr] 
Nov 27 21:32:13.794 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:32:13.794 INFO [stderr]   --> src/client.rs:19:6
Nov 27 21:32:13.795 INFO [stderr]    |
Nov 27 21:32:13.795 INFO [stderr] 19 |         send_socket.send(zprava.as_bytes());
Nov 27 21:32:13.795 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:32:13.795 INFO [stderr]    |
Nov 27 21:32:13.796 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:32:13.796 INFO [stderr] 
Nov 27 21:32:13.965 INFO [stderr] warning: variable does not need to be mutable
Nov 27 21:32:13.965 INFO [stderr]  --> src/server.rs:4:9
Nov 27 21:32:13.966 INFO [stderr]   |
Nov 27 21:32:13.967 INFO [stderr] 4 |     let mut socket = UdpSocket::bind("0.0.0.0:12345").unwrap();
Nov 27 21:32:13.967 INFO [stderr]   |         ----^^^^^^
Nov 27 21:32:13.967 INFO [stderr]   |         |
Nov 27 21:32:13.967 INFO [stderr]   |         help: remove this `mut`
Nov 27 21:32:13.968 INFO [stderr]   |
Nov 27 21:32:13.968 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 27 21:32:13.968 INFO [stderr] 
Nov 27 21:32:13.969 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:32:13.969 INFO [stderr]   --> src/client.rs:14:5
Nov 27 21:32:13.969 INFO [stderr]    |
Nov 27 21:32:13.969 INFO [stderr] 14 |     recv_socket.send(b"connected");
Nov 27 21:32:13.970 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:32:13.970 INFO [stderr]    |
Nov 27 21:32:13.970 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 21:32:13.970 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:32:13.971 INFO [stderr] 
Nov 27 21:32:13.971 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:32:13.971 INFO [stderr]   --> src/client.rs:19:6
Nov 27 21:32:13.971 INFO [stderr]    |
Nov 27 21:32:13.972 INFO [stderr] 19 |         send_socket.send(zprava.as_bytes());
Nov 27 21:32:13.972 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:32:13.972 INFO [stderr]    |
Nov 27 21:32:13.973 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:32:13.973 INFO [stderr] 
Nov 27 21:32:14.006 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.07s
Nov 27 21:32:14.012 INFO [stderr] su: No module specific data is present
Nov 27 21:32:15.085 INFO running `"docker" "inspect" "cf14919d192b2cb951eef520e69863efb6fbb33f82d4b027d64d9709f2f564bf"`
Nov 27 21:32:15.422 INFO running `"docker" "rm" "-f" "cf14919d192b2cb951eef520e69863efb6fbb33f82d4b027d64d9709f2f564bf"`
Nov 27 21:32:15.780 INFO [stdout] cf14919d192b2cb951eef520e69863efb6fbb33f82d4b027d64d9709f2f564bf