Dec 17 18:03:53.467 INFO checking paulsevere/server against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 18:03:53.467 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/paulsevere/server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 18:03:53.941 INFO [stdout] 1ef2f9ab90420bd90bfbc1fd55b67a9b273c6caa20d3cd8e4f4bd96ea6b28ec9
Dec 17 18:03:53.943 INFO running `"docker" "start" "-a" "1ef2f9ab90420bd90bfbc1fd55b67a9b273c6caa20d3cd8e4f4bd96ea6b28ec9"`
Dec 17 18:03:55.304 INFO [stderr]     Checking net2 v0.2.29
Dec 17 18:03:55.852 INFO [stderr]     Checking mio v0.6.7
Dec 17 18:03:57.160 INFO [stderr]     Checking server v0.1.0 (/opt/crater/workdir)
Dec 17 18:03:57.360 INFO [stderr] warning: unused import: `TcpStream`
Dec 17 18:03:57.360 INFO [stderr]  --> src/main.rs:5:29
Dec 17 18:03:57.360 INFO [stderr]   |
Dec 17 18:03:57.360 INFO [stderr] 5 | use mio::tcp::{TcpListener, TcpStream};
Dec 17 18:03:57.360 INFO [stderr]   |                             ^^^^^^^^^
Dec 17 18:03:57.360 INFO [stderr]   |
Dec 17 18:03:57.360 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:03:57.360 INFO [stderr] 
Dec 17 18:03:57.417 INFO [stderr] warning: unused import: `TcpStream`
Dec 17 18:03:57.417 INFO [stderr]  --> src/main.rs:5:29
Dec 17 18:03:57.417 INFO [stderr]   |
Dec 17 18:03:57.417 INFO [stderr] 5 | use mio::tcp::{TcpListener, TcpStream};
Dec 17 18:03:57.417 INFO [stderr]   |                             ^^^^^^^^^
Dec 17 18:03:57.417 INFO [stderr]   |
Dec 17 18:03:57.417 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:03:57.417 INFO [stderr] 
Dec 17 18:03:57.418 INFO [stderr] warning: unused variable: `addr`
Dec 17 18:03:57.418 INFO [stderr]   --> src/main.rs:33:38
Dec 17 18:03:57.418 INFO [stderr]    |
Dec 17 18:03:57.418 INFO [stderr] 33 |                     let (mut socket, addr) = server.accept().unwrap();
Dec 17 18:03:57.418 INFO [stderr]    |                                      ^^^^ help: consider using `_addr` instead
Dec 17 18:03:57.418 INFO [stderr]    |
Dec 17 18:03:57.418 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:03:57.418 INFO [stderr] 
Dec 17 18:03:57.447 INFO [stderr] warning: variable `writeResult` should have a snake case name such as `write_result`
Dec 17 18:03:57.447 INFO [stderr]   --> src/main.rs:34:25
Dec 17 18:03:57.447 INFO [stderr]    |
Dec 17 18:03:57.447 INFO [stderr] 34 |                     let writeResult = socket.write(httpResponse().as_bytes());
Dec 17 18:03:57.447 INFO [stderr]    |                         ^^^^^^^^^^^
Dec 17 18:03:57.447 INFO [stderr]    |
Dec 17 18:03:57.447 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 18:03:57.447 INFO [stderr] 
Dec 17 18:03:57.447 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:03:57.447 INFO [stderr]   --> src/main.rs:39:29
Dec 17 18:03:57.447 INFO [stderr]    |
Dec 17 18:03:57.447 INFO [stderr] 39 |                             socket.shutdown(Both);
Dec 17 18:03:57.447 INFO [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:03:57.447 INFO [stderr]    |
Dec 17 18:03:57.447 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 18:03:57.447 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:03:57.447 INFO [stderr] 
Dec 17 18:03:57.447 INFO [stderr] warning: function `httpResponse` should have a snake case name such as `http_response`
Dec 17 18:03:57.447 INFO [stderr]   --> src/main.rs:55:1
Dec 17 18:03:57.447 INFO [stderr]    |
Dec 17 18:03:57.447 INFO [stderr] 55 | / pub fn httpResponse() -> String {
Dec 17 18:03:57.447 INFO [stderr] 56 | |
Dec 17 18:03:57.447 INFO [stderr] 57 | |     let message = format!(r#"HTTP-Version = HTTP/2.0
Dec 17 18:03:57.447 INFO [stderr] 58 | | Content-Type: text/html
Dec 17 18:03:57.447 INFO [stderr] ...  |
Dec 17 18:03:57.447 INFO [stderr] 63 | |     return String::from(message);
Dec 17 18:03:57.447 INFO [stderr] 64 | | }
Dec 17 18:03:57.447 INFO [stderr]    | |_^
Dec 17 18:03:57.447 INFO [stderr] 
Dec 17 18:03:57.448 INFO [stderr] warning: unused variable: `addr`
Dec 17 18:03:57.448 INFO [stderr]   --> src/main.rs:33:38
Dec 17 18:03:57.448 INFO [stderr]    |
Dec 17 18:03:57.448 INFO [stderr] 33 |                     let (mut socket, addr) = server.accept().unwrap();
Dec 17 18:03:57.448 INFO [stderr]    |                                      ^^^^ help: consider using `_addr` instead
Dec 17 18:03:57.448 INFO [stderr]    |
Dec 17 18:03:57.448 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:03:57.448 INFO [stderr] 
Dec 17 18:03:57.508 INFO [stderr] warning: variable `writeResult` should have a snake case name such as `write_result`
Dec 17 18:03:57.508 INFO [stderr]   --> src/main.rs:34:25
Dec 17 18:03:57.508 INFO [stderr]    |
Dec 17 18:03:57.508 INFO [stderr] 34 |                     let writeResult = socket.write(httpResponse().as_bytes());
Dec 17 18:03:57.508 INFO [stderr]    |                         ^^^^^^^^^^^
Dec 17 18:03:57.508 INFO [stderr]    |
Dec 17 18:03:57.508 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 18:03:57.508 INFO [stderr] 
Dec 17 18:03:57.508 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:03:57.508 INFO [stderr]   --> src/main.rs:39:29
Dec 17 18:03:57.508 INFO [stderr]    |
Dec 17 18:03:57.508 INFO [stderr] 39 |                             socket.shutdown(Both);
Dec 17 18:03:57.508 INFO [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:03:57.508 INFO [stderr]    |
Dec 17 18:03:57.509 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 18:03:57.509 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:03:57.509 INFO [stderr] 
Dec 17 18:03:57.509 INFO [stderr] warning: function `httpResponse` should have a snake case name such as `http_response`
Dec 17 18:03:57.509 INFO [stderr]   --> src/main.rs:55:1
Dec 17 18:03:57.509 INFO [stderr]    |
Dec 17 18:03:57.509 INFO [stderr] 55 | / pub fn httpResponse() -> String {
Dec 17 18:03:57.509 INFO [stderr] 56 | |
Dec 17 18:03:57.509 INFO [stderr] 57 | |     let message = format!(r#"HTTP-Version = HTTP/2.0
Dec 17 18:03:57.509 INFO [stderr] 58 | | Content-Type: text/html
Dec 17 18:03:57.509 INFO [stderr] ...  |
Dec 17 18:03:57.509 INFO [stderr] 63 | |     return String::from(message);
Dec 17 18:03:57.509 INFO [stderr] 64 | | }
Dec 17 18:03:57.509 INFO [stderr]    | |_^
Dec 17 18:03:57.509 INFO [stderr] 
Dec 17 18:03:57.548 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
Dec 17 18:03:58.364 INFO running `"docker" "inspect" "1ef2f9ab90420bd90bfbc1fd55b67a9b273c6caa20d3cd8e4f4bd96ea6b28ec9"`
Dec 17 18:03:58.646 INFO running `"docker" "rm" "-f" "1ef2f9ab90420bd90bfbc1fd55b67a9b273c6caa20d3cd8e4f4bd96ea6b28ec9"`
Dec 17 18:03:58.908 INFO [stdout] 1ef2f9ab90420bd90bfbc1fd55b67a9b273c6caa20d3cd8e4f4bd96ea6b28ec9