Dec 11 23:20:43.209 INFO checking abhijeetbhagat/mio-socket against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 23:20:43.209 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 11 23:20:43.670 INFO [stdout] 83b2019a730344571f81c51c5b07a87daf49d90c017be36fa6f3a1ca5086f01d
Dec 11 23:20:43.674 INFO running `"docker" "start" "-a" "83b2019a730344571f81c51c5b07a87daf49d90c017be36fa6f3a1ca5086f01d"`
Dec 11 23:20:45.631 INFO [stderr] usermod: no changes
Dec 11 23:20:45.728 INFO [stderr]     Checking net2 v0.2.26
Dec 11 23:20:45.728 INFO [stderr]     Checking nix v0.7.0
Dec 11 23:20:49.380 INFO [stderr]     Checking mio v0.6.2
Dec 11 23:20:51.096 INFO [stderr]     Checking mio-udp v0.1.0 (/source)
Dec 11 23:20:52.192 INFO [stderr] warning: unused variable: `amt`
Dec 11 23:20:52.192 INFO [stderr]   --> src/main.rs:36:22
Dec 11 23:20:52.192 INFO [stderr]    |
Dec 11 23:20:52.192 INFO [stderr] 36 |                 let (amt, src) = self.socket.recv_from(&mut buf).unwrap().unwrap();
Dec 11 23:20:52.192 INFO [stderr]    |                      ^^^ help: consider using `_amt` instead
Dec 11 23:20:52.192 INFO [stderr]    |
Dec 11 23:20:52.192 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 23:20:52.192 INFO [stderr] 
Dec 11 23:20:52.192 INFO [stderr] warning: unused variable: `src`
Dec 11 23:20:52.192 INFO [stderr]   --> src/main.rs:36:27
Dec 11 23:20:52.192 INFO [stderr]    |
Dec 11 23:20:52.192 INFO [stderr] 36 |                 let (amt, src) = self.socket.recv_from(&mut buf).unwrap().unwrap();
Dec 11 23:20:52.192 INFO [stderr]    |                           ^^^ help: consider using `_src` instead
Dec 11 23:20:52.192 INFO [stderr] 
Dec 11 23:20:52.192 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 23:20:52.192 INFO [stderr]   --> src/main.rs:32:25
Dec 11 23:20:52.192 INFO [stderr]    |
Dec 11 23:20:52.192 INFO [stderr] 32 |     fn ready(&mut self, event_loop : &mut EventLoop<UdpEndServer>, token : Token, event_set : Ready){
Dec 11 23:20:52.192 INFO [stderr]    |                         ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 23:20:52.192 INFO [stderr] 
Dec 11 23:20:52.204 INFO [stderr] warning: field is never used: `socket`
Dec 11 23:20:52.204 INFO [stderr]  --> src/main.rs:9:5
Dec 11 23:20:52.204 INFO [stderr]   |
Dec 11 23:20:52.204 INFO [stderr] 9 |     socket : UdpSocket,
Dec 11 23:20:52.204 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.204 INFO [stderr]   |
Dec 11 23:20:52.204 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 23:20:52.204 INFO [stderr] 
Dec 11 23:20:52.204 INFO [stderr] warning: field is never used: `token`
Dec 11 23:20:52.204 INFO [stderr]   --> src/main.rs:10:5
Dec 11 23:20:52.204 INFO [stderr]    |
Dec 11 23:20:52.204 INFO [stderr] 10 |     token : Token,
Dec 11 23:20:52.204 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 11 23:20:52.204 INFO [stderr] 
Dec 11 23:20:52.204 INFO [stderr] warning: field is never used: `interest`
Dec 11 23:20:52.204 INFO [stderr]   --> src/main.rs:11:5
Dec 11 23:20:52.204 INFO [stderr]    |
Dec 11 23:20:52.204 INFO [stderr] 11 |     interest : Ready
Dec 11 23:20:52.204 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 23:20:52.204 INFO [stderr] 
Dec 11 23:20:52.204 INFO [stderr] warning: field is never used: `client`
Dec 11 23:20:52.204 INFO [stderr]   --> src/main.rs:17:5
Dec 11 23:20:52.204 INFO [stderr]    |
Dec 11 23:20:52.204 INFO [stderr] 17 |     client : Option<UdpConnection> 
Dec 11 23:20:52.204 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.204 INFO [stderr] 
Dec 11 23:20:52.204 INFO [stderr] warning: struct is never constructed: `UdpEndClient`
Dec 11 23:20:52.204 INFO [stderr]   --> src/main.rs:45:1
Dec 11 23:20:52.204 INFO [stderr]    |
Dec 11 23:20:52.204 INFO [stderr] 45 | struct UdpEndClient{
Dec 11 23:20:52.204 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.204 INFO [stderr] 
Dec 11 23:20:52.204 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:20:52.204 INFO [stderr]   --> src/main.rs:55:9
Dec 11 23:20:52.204 INFO [stderr]    |
Dec 11 23:20:52.204 INFO [stderr] 55 |         event_loop.register(&server.socket, server.token, Ready::readable(), PollOpt::edge());
Dec 11 23:20:52.204 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.204 INFO [stderr]    |
Dec 11 23:20:52.204 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 23:20:52.204 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:20:52.204 INFO [stderr] 
Dec 11 23:20:52.204 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:20:52.204 INFO [stderr]   --> src/main.rs:56:9
Dec 11 23:20:52.205 INFO [stderr]    |
Dec 11 23:20:52.205 INFO [stderr] 56 |         event_loop.run(&mut server);
Dec 11 23:20:52.205 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.205 INFO [stderr]    |
Dec 11 23:20:52.205 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:20:52.205 INFO [stderr] 
Dec 11 23:20:52.205 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:20:52.205 INFO [stderr]   --> src/main.rs:59:9
Dec 11 23:20:52.205 INFO [stderr]    |
Dec 11 23:20:52.205 INFO [stderr] 59 |         socket.send_to("abhi".as_bytes(), &SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080));
Dec 11 23:20:52.205 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.205 INFO [stderr]    |
Dec 11 23:20:52.205 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:20:52.205 INFO [stderr] 
Dec 11 23:20:52.450 INFO [stderr] warning: unused variable: `amt`
Dec 11 23:20:52.450 INFO [stderr]   --> src/main.rs:36:22
Dec 11 23:20:52.450 INFO [stderr]    |
Dec 11 23:20:52.450 INFO [stderr] 36 |                 let (amt, src) = self.socket.recv_from(&mut buf).unwrap().unwrap();
Dec 11 23:20:52.450 INFO [stderr]    |                      ^^^ help: consider using `_amt` instead
Dec 11 23:20:52.450 INFO [stderr]    |
Dec 11 23:20:52.450 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 23:20:52.450 INFO [stderr] 
Dec 11 23:20:52.450 INFO [stderr] warning: unused variable: `src`
Dec 11 23:20:52.450 INFO [stderr]   --> src/main.rs:36:27
Dec 11 23:20:52.450 INFO [stderr]    |
Dec 11 23:20:52.450 INFO [stderr] 36 |                 let (amt, src) = self.socket.recv_from(&mut buf).unwrap().unwrap();
Dec 11 23:20:52.450 INFO [stderr]    |                           ^^^ help: consider using `_src` instead
Dec 11 23:20:52.450 INFO [stderr] 
Dec 11 23:20:52.450 INFO [stderr] warning: unused variable: `event_loop`
Dec 11 23:20:52.450 INFO [stderr]   --> src/main.rs:32:25
Dec 11 23:20:52.450 INFO [stderr]    |
Dec 11 23:20:52.450 INFO [stderr] 32 |     fn ready(&mut self, event_loop : &mut EventLoop<UdpEndServer>, token : Token, event_set : Ready){
Dec 11 23:20:52.450 INFO [stderr]    |                         ^^^^^^^^^^ help: consider using `_event_loop` instead
Dec 11 23:20:52.450 INFO [stderr] 
Dec 11 23:20:52.453 INFO [stderr] warning: field is never used: `socket`
Dec 11 23:20:52.453 INFO [stderr]  --> src/main.rs:9:5
Dec 11 23:20:52.453 INFO [stderr]   |
Dec 11 23:20:52.453 INFO [stderr] 9 |     socket : UdpSocket,
Dec 11 23:20:52.453 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.453 INFO [stderr]   |
Dec 11 23:20:52.453 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 23:20:52.453 INFO [stderr] 
Dec 11 23:20:52.453 INFO [stderr] warning: field is never used: `token`
Dec 11 23:20:52.453 INFO [stderr]   --> src/main.rs:10:5
Dec 11 23:20:52.453 INFO [stderr]    |
Dec 11 23:20:52.453 INFO [stderr] 10 |     token : Token,
Dec 11 23:20:52.453 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 11 23:20:52.453 INFO [stderr] 
Dec 11 23:20:52.453 INFO [stderr] warning: field is never used: `interest`
Dec 11 23:20:52.453 INFO [stderr]   --> src/main.rs:11:5
Dec 11 23:20:52.453 INFO [stderr]    |
Dec 11 23:20:52.453 INFO [stderr] 11 |     interest : Ready
Dec 11 23:20:52.453 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 23:20:52.453 INFO [stderr] 
Dec 11 23:20:52.453 INFO [stderr] warning: field is never used: `client`
Dec 11 23:20:52.453 INFO [stderr]   --> src/main.rs:17:5
Dec 11 23:20:52.453 INFO [stderr]    |
Dec 11 23:20:52.453 INFO [stderr] 17 |     client : Option<UdpConnection> 
Dec 11 23:20:52.453 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.455 INFO [stderr] 
Dec 11 23:20:52.455 INFO [stderr] warning: struct is never constructed: `UdpEndClient`
Dec 11 23:20:52.455 INFO [stderr]   --> src/main.rs:45:1
Dec 11 23:20:52.455 INFO [stderr]    |
Dec 11 23:20:52.455 INFO [stderr] 45 | struct UdpEndClient{
Dec 11 23:20:52.455 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.455 INFO [stderr] 
Dec 11 23:20:52.455 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:20:52.455 INFO [stderr]   --> src/main.rs:55:9
Dec 11 23:20:52.455 INFO [stderr]    |
Dec 11 23:20:52.455 INFO [stderr] 55 |         event_loop.register(&server.socket, server.token, Ready::readable(), PollOpt::edge());
Dec 11 23:20:52.455 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.455 INFO [stderr]    |
Dec 11 23:20:52.455 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 23:20:52.455 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:20:52.455 INFO [stderr] 
Dec 11 23:20:52.455 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:20:52.455 INFO [stderr]   --> src/main.rs:56:9
Dec 11 23:20:52.455 INFO [stderr]    |
Dec 11 23:20:52.455 INFO [stderr] 56 |         event_loop.run(&mut server);
Dec 11 23:20:52.455 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.455 INFO [stderr]    |
Dec 11 23:20:52.455 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:20:52.455 INFO [stderr] 
Dec 11 23:20:52.455 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:20:52.455 INFO [stderr]   --> src/main.rs:59:9
Dec 11 23:20:52.455 INFO [stderr]    |
Dec 11 23:20:52.455 INFO [stderr] 59 |         socket.send_to("abhi".as_bytes(), &SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080));
Dec 11 23:20:52.455 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:20:52.455 INFO [stderr]    |
Dec 11 23:20:52.455 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:20:52.455 INFO [stderr] 
Dec 11 23:20:52.480 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
Dec 11 23:20:52.490 INFO [stderr] su: No module specific data is present
Dec 11 23:20:53.272 INFO running `"docker" "inspect" "83b2019a730344571f81c51c5b07a87daf49d90c017be36fa6f3a1ca5086f01d"`
Dec 11 23:20:53.553 INFO running `"docker" "rm" "-f" "83b2019a730344571f81c51c5b07a87daf49d90c017be36fa6f3a1ca5086f01d"`
Dec 11 23:20:53.919 INFO [stdout] 83b2019a730344571f81c51c5b07a87daf49d90c017be36fa6f3a1ca5086f01d