Nov 29 19:17:17.156 INFO checking rust-gjk/ChatApp against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 19:17:17.156 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 19:17:17.417 INFO [stdout] 4cfa8101a3c7bb44611f0139ac92b86e71265ce716daa3602b176a8538d91ef4
Nov 29 19:17:17.420 INFO running `"docker" "start" "-a" "4cfa8101a3c7bb44611f0139ac92b86e71265ce716daa3602b176a8538d91ef4"`
Nov 29 19:17:18.144 INFO [stderr] usermod: no changes
Nov 29 19:17:18.210 INFO [stderr]     Checking serde v1.0.44
Nov 29 19:17:18.210 INFO [stderr]     Checking text_io v0.1.7
Nov 29 19:17:18.248 INFO [stderr]    Compiling syn v0.13.4
Nov 29 19:17:33.004 INFO [stderr]    Compiling serde_derive_internals v0.23.1
Nov 29 19:17:39.618 INFO [stderr]    Compiling serde_derive v1.0.44
Nov 29 19:17:40.752 INFO [stderr]     Checking serde_cbor v0.8.2
Nov 29 19:17:51.878 INFO [stderr]     Checking ChatApp v0.1.0 (/source)
Nov 29 19:17:52.754 INFO [stderr] warning: crate `ChatApp` should have a snake case name such as `chat_app`
Nov 29 19:17:52.754 INFO [stderr]   |
Nov 29 19:17:52.760 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 19:17:52.760 INFO [stderr] 
Nov 29 19:17:53.069 INFO [stderr] warning: crate `ChatApp` should have a snake case name such as `chat_app`
Nov 29 19:17:53.069 INFO [stderr]   |
Nov 29 19:17:53.069 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 19:17:53.069 INFO [stderr] 
Nov 29 19:17:53.680 INFO [stderr] warning: variable does not need to be mutable
Nov 29 19:17:53.680 INFO [stderr]  --> src/server.rs:4:9
Nov 29 19:17:53.680 INFO [stderr]   |
Nov 29 19:17:53.680 INFO [stderr] 4 |     let mut socket = UdpSocket::bind("0.0.0.0:12345").unwrap();
Nov 29 19:17:53.680 INFO [stderr]   |         ----^^^^^^
Nov 29 19:17:53.680 INFO [stderr]   |         |
Nov 29 19:17:53.680 INFO [stderr]   |         help: remove this `mut`
Nov 29 19:17:53.680 INFO [stderr]   |
Nov 29 19:17:53.680 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 29 19:17:53.680 INFO [stderr] 
Nov 29 19:17:53.689 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:17:53.689 INFO [stderr]   --> src/client.rs:14:5
Nov 29 19:17:53.689 INFO [stderr]    |
Nov 29 19:17:53.689 INFO [stderr] 14 |     recv_socket.send(b"connected");
Nov 29 19:17:53.689 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:17:53.689 INFO [stderr]    |
Nov 29 19:17:53.689 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 19:17:53.689 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:17:53.689 INFO [stderr] 
Nov 29 19:17:53.689 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:17:53.689 INFO [stderr]   --> src/client.rs:19:6
Nov 29 19:17:53.689 INFO [stderr]    |
Nov 29 19:17:53.689 INFO [stderr] 19 |         send_socket.send(zprava.as_bytes());
Nov 29 19:17:53.689 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:17:53.689 INFO [stderr]    |
Nov 29 19:17:53.689 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:17:53.689 INFO [stderr] 
Nov 29 19:17:53.720 INFO [stderr] warning: variable does not need to be mutable
Nov 29 19:17:53.720 INFO [stderr]  --> src/server.rs:4:9
Nov 29 19:17:53.720 INFO [stderr]   |
Nov 29 19:17:53.724 INFO [stderr] 4 |     let mut socket = UdpSocket::bind("0.0.0.0:12345").unwrap();
Nov 29 19:17:53.724 INFO [stderr]   |         ----^^^^^^
Nov 29 19:17:53.724 INFO [stderr]   |         |
Nov 29 19:17:53.724 INFO [stderr]   |         help: remove this `mut`
Nov 29 19:17:53.724 INFO [stderr]   |
Nov 29 19:17:53.724 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 29 19:17:53.724 INFO [stderr] 
Nov 29 19:17:53.724 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:17:53.724 INFO [stderr]   --> src/client.rs:14:5
Nov 29 19:17:53.724 INFO [stderr]    |
Nov 29 19:17:53.724 INFO [stderr] 14 |     recv_socket.send(b"connected");
Nov 29 19:17:53.724 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:17:53.724 INFO [stderr]    |
Nov 29 19:17:53.724 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 19:17:53.724 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:17:53.724 INFO [stderr] 
Nov 29 19:17:53.724 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:17:53.724 INFO [stderr]   --> src/client.rs:19:6
Nov 29 19:17:53.724 INFO [stderr]    |
Nov 29 19:17:53.724 INFO [stderr] 19 |         send_socket.send(zprava.as_bytes());
Nov 29 19:17:53.724 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:17:53.724 INFO [stderr]    |
Nov 29 19:17:53.724 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:17:53.724 INFO [stderr] 
Nov 29 19:17:53.768 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.60s
Nov 29 19:17:53.772 INFO [stderr] su: No module specific data is present
Nov 29 19:17:54.672 INFO running `"docker" "inspect" "4cfa8101a3c7bb44611f0139ac92b86e71265ce716daa3602b176a8538d91ef4"`
Nov 29 19:17:54.954 INFO running `"docker" "rm" "-f" "4cfa8101a3c7bb44611f0139ac92b86e71265ce716daa3602b176a8538d91ef4"`
Nov 29 19:17:55.292 INFO [stdout] 4cfa8101a3c7bb44611f0139ac92b86e71265ce716daa3602b176a8538d91ef4