Dec 12 03:18:54.357 INFO checking Damezuma/rs-simple-udp-echo against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 03:18:54.357 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 12 03:18:54.740 INFO [stdout] a3651e7fad5d14dca0060a765d8d5517c950aca0d03d4e797930819373108682
Dec 12 03:18:54.745 INFO running `"docker" "start" "-a" "a3651e7fad5d14dca0060a765d8d5517c950aca0d03d4e797930819373108682"`
Dec 12 03:18:55.436 INFO [stderr] usermod: no changes
Dec 12 03:18:55.500 INFO [stderr]     Checking arguments v0.1.0 (/source)
Dec 12 03:18:55.916 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 12 03:18:55.916 INFO [stderr]  --> src/client/mod.rs:1:5
Dec 12 03:18:55.916 INFO [stderr]   |
Dec 12 03:18:55.916 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 12 03:18:55.916 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 12 03:18:55.916 INFO [stderr]   |
Dec 12 03:18:55.916 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 03:18:55.916 INFO [stderr] 
Dec 12 03:18:55.916 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 12 03:18:55.916 INFO [stderr]  --> src/server/mod.rs:1:5
Dec 12 03:18:55.916 INFO [stderr]   |
Dec 12 03:18:55.916 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 12 03:18:55.916 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 12 03:18:55.916 INFO [stderr] 
Dec 12 03:18:55.986 INFO [stderr] warning: unused variable: `a`
Dec 12 03:18:55.986 INFO [stderr]   --> src/client/mod.rs:25:24
Dec 12 03:18:55.986 INFO [stderr]    |
Dec 12 03:18:55.986 INFO [stderr] 25 |                 Ok((s, a))=>{
Dec 12 03:18:55.986 INFO [stderr]    |                        ^ help: consider using `_a` instead
Dec 12 03:18:55.986 INFO [stderr]    |
Dec 12 03:18:55.986 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 03:18:55.986 INFO [stderr] 
Dec 12 03:18:55.999 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:55.999 INFO [stderr]   --> src/client/mod.rs:18:9
Dec 12 03:18:55.999 INFO [stderr]    |
Dec 12 03:18:55.999 INFO [stderr] 18 |         self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10)));
Dec 12 03:18:55.999 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:55.999 INFO [stderr]    |
Dec 12 03:18:55.999 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 03:18:55.999 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:55.999 INFO [stderr] 
Dec 12 03:18:55.999 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:55.999 INFO [stderr]   --> src/server/mod.rs:20:17
Dec 12 03:18:55.999 INFO [stderr]    |
Dec 12 03:18:55.999 INFO [stderr] 20 |                 self.socket.send_to(&buffer[0..size], ipv);
Dec 12 03:18:55.999 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:55.999 INFO [stderr]    |
Dec 12 03:18:55.999 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:55.999 INFO [stderr] 
Dec 12 03:18:55.999 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:55.999 INFO [stderr]   --> src/main.rs:18:9
Dec 12 03:18:55.999 INFO [stderr]    |
Dec 12 03:18:55.999 INFO [stderr] 18 |         server.recv();
Dec 12 03:18:56.000 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 12 03:18:56.000 INFO [stderr]    |
Dec 12 03:18:56.000 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.000 INFO [stderr] 
Dec 12 03:18:56.000 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:56.000 INFO [stderr]   --> src/main.rs:39:5
Dec 12 03:18:56.000 INFO [stderr]    |
Dec 12 03:18:56.000 INFO [stderr] 39 |     std::io::stdin().read_line(&mut s);
Dec 12 03:18:56.000 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.000 INFO [stderr]    |
Dec 12 03:18:56.000 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.000 INFO [stderr] 
Dec 12 03:18:56.000 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:56.000 INFO [stderr]   --> src/main.rs:40:5
Dec 12 03:18:56.000 INFO [stderr]    |
Dec 12 03:18:56.000 INFO [stderr] 40 |     client.send(&s, &SocketAddrV4::new(ip, port_number));
Dec 12 03:18:56.000 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.000 INFO [stderr]    |
Dec 12 03:18:56.000 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.000 INFO [stderr] 
Dec 12 03:18:56.012 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 12 03:18:56.012 INFO [stderr]  --> src/client/mod.rs:1:5
Dec 12 03:18:56.012 INFO [stderr]   |
Dec 12 03:18:56.012 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 12 03:18:56.012 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.012 INFO [stderr]   |
Dec 12 03:18:56.013 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 03:18:56.013 INFO [stderr] 
Dec 12 03:18:56.015 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 12 03:18:56.015 INFO [stderr]  --> src/server/mod.rs:1:5
Dec 12 03:18:56.015 INFO [stderr]   |
Dec 12 03:18:56.015 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 12 03:18:56.015 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.016 INFO [stderr] 
Dec 12 03:18:56.076 INFO [stderr] warning: unused variable: `a`
Dec 12 03:18:56.076 INFO [stderr]   --> src/client/mod.rs:25:24
Dec 12 03:18:56.076 INFO [stderr]    |
Dec 12 03:18:56.076 INFO [stderr] 25 |                 Ok((s, a))=>{
Dec 12 03:18:56.076 INFO [stderr]    |                        ^ help: consider using `_a` instead
Dec 12 03:18:56.076 INFO [stderr]    |
Dec 12 03:18:56.076 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 03:18:56.076 INFO [stderr] 
Dec 12 03:18:56.090 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:56.090 INFO [stderr]   --> src/client/mod.rs:18:9
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr] 18 |         self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10)));
Dec 12 03:18:56.090 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 03:18:56.090 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.090 INFO [stderr] 
Dec 12 03:18:56.090 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:56.090 INFO [stderr]   --> src/server/mod.rs:20:17
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr] 20 |                 self.socket.send_to(&buffer[0..size], ipv);
Dec 12 03:18:56.090 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.090 INFO [stderr] 
Dec 12 03:18:56.090 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:56.090 INFO [stderr]   --> src/main.rs:18:9
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr] 18 |         server.recv();
Dec 12 03:18:56.090 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.090 INFO [stderr] 
Dec 12 03:18:56.090 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:56.090 INFO [stderr]   --> src/main.rs:39:5
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr] 39 |     std::io::stdin().read_line(&mut s);
Dec 12 03:18:56.090 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.090 INFO [stderr] 
Dec 12 03:18:56.090 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 03:18:56.090 INFO [stderr]   --> src/main.rs:40:5
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr] 40 |     client.send(&s, &SocketAddrV4::new(ip, port_number));
Dec 12 03:18:56.090 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:18:56.090 INFO [stderr]    |
Dec 12 03:18:56.090 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 03:18:56.090 INFO [stderr] 
Dec 12 03:18:56.101 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 12 03:18:56.103 INFO [stderr] su: No module specific data is present
Dec 12 03:18:57.218 INFO running `"docker" "inspect" "a3651e7fad5d14dca0060a765d8d5517c950aca0d03d4e797930819373108682"`
Dec 12 03:18:57.498 INFO running `"docker" "rm" "-f" "a3651e7fad5d14dca0060a765d8d5517c950aca0d03d4e797930819373108682"`
Dec 12 03:18:57.792 INFO [stdout] a3651e7fad5d14dca0060a765d8d5517c950aca0d03d4e797930819373108682