Dec 19 11:10:13.015 INFO checking paulsevere/server against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:10:13.015 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:10:13.512 INFO [stdout] f7423b5fe75d4dfe6794765a49a6cd7b698476ca7a0f6ccc4b1add94f1b8eed3
Dec 19 11:10:13.514 INFO running `"docker" "start" "-a" "f7423b5fe75d4dfe6794765a49a6cd7b698476ca7a0f6ccc4b1add94f1b8eed3"`
Dec 19 11:10:15.384 INFO [stderr]     Checking iovec v0.1.0
Dec 19 11:10:15.392 INFO [stderr]     Checking net2 v0.2.29
Dec 19 11:10:16.324 INFO [stderr]     Checking mio v0.6.7
Dec 19 11:10:17.718 INFO [stderr]     Checking server v0.1.0 (/opt/crater/workdir)
Dec 19 11:10:18.057 INFO [stderr] warning: unused import: `TcpStream`
Dec 19 11:10:18.057 INFO [stderr]  --> src/main.rs:5:29
Dec 19 11:10:18.057 INFO [stderr]   |
Dec 19 11:10:18.057 INFO [stderr] 5 | use mio::tcp::{TcpListener, TcpStream};
Dec 19 11:10:18.057 INFO [stderr]   |                             ^^^^^^^^^
Dec 19 11:10:18.057 INFO [stderr]   |
Dec 19 11:10:18.057 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:10:18.057 INFO [stderr] 
Dec 19 11:10:18.080 INFO [stderr] warning: unused import: `TcpStream`
Dec 19 11:10:18.080 INFO [stderr]  --> src/main.rs:5:29
Dec 19 11:10:18.080 INFO [stderr]   |
Dec 19 11:10:18.080 INFO [stderr] 5 | use mio::tcp::{TcpListener, TcpStream};
Dec 19 11:10:18.080 INFO [stderr]   |                             ^^^^^^^^^
Dec 19 11:10:18.080 INFO [stderr]   |
Dec 19 11:10:18.080 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:10:18.080 INFO [stderr] 
Dec 19 11:10:18.109 INFO [stderr] warning: unused variable: `addr`
Dec 19 11:10:18.109 INFO [stderr]   --> src/main.rs:33:38
Dec 19 11:10:18.109 INFO [stderr]    |
Dec 19 11:10:18.109 INFO [stderr] 33 |                     let (mut socket, addr) = server.accept().unwrap();
Dec 19 11:10:18.109 INFO [stderr]    |                                      ^^^^ help: consider using `_addr` instead
Dec 19 11:10:18.109 INFO [stderr]    |
Dec 19 11:10:18.109 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:10:18.109 INFO [stderr] 
Dec 19 11:10:18.140 INFO [stderr] warning: unused variable: `addr`
Dec 19 11:10:18.140 INFO [stderr]   --> src/main.rs:33:38
Dec 19 11:10:18.140 INFO [stderr]    |
Dec 19 11:10:18.140 INFO [stderr] 33 |                     let (mut socket, addr) = server.accept().unwrap();
Dec 19 11:10:18.140 INFO [stderr]    |                                      ^^^^ help: consider using `_addr` instead
Dec 19 11:10:18.140 INFO [stderr]    |
Dec 19 11:10:18.140 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:10:18.140 INFO [stderr] 
Dec 19 11:10:18.140 INFO [stderr] warning: variable `writeResult` should have a snake case name such as `write_result`
Dec 19 11:10:18.140 INFO [stderr]   --> src/main.rs:34:25
Dec 19 11:10:18.140 INFO [stderr]    |
Dec 19 11:10:18.140 INFO [stderr] 34 |                     let writeResult = socket.write(httpResponse().as_bytes());
Dec 19 11:10:18.140 INFO [stderr]    |                         ^^^^^^^^^^^
Dec 19 11:10:18.140 INFO [stderr]    |
Dec 19 11:10:18.140 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 11:10:18.141 INFO [stderr] 
Dec 19 11:10:18.141 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 11:10:18.141 INFO [stderr]   --> src/main.rs:39:29
Dec 19 11:10:18.141 INFO [stderr]    |
Dec 19 11:10:18.141 INFO [stderr] 39 |                             socket.shutdown(Both);
Dec 19 11:10:18.141 INFO [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:10:18.141 INFO [stderr]    |
Dec 19 11:10:18.141 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:10:18.141 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 11:10:18.141 INFO [stderr] 
Dec 19 11:10:18.141 INFO [stderr] warning: function `httpResponse` should have a snake case name such as `http_response`
Dec 19 11:10:18.141 INFO [stderr]   --> src/main.rs:55:1
Dec 19 11:10:18.141 INFO [stderr]    |
Dec 19 11:10:18.141 INFO [stderr] 55 | / pub fn httpResponse() -> String {
Dec 19 11:10:18.141 INFO [stderr] 56 | |
Dec 19 11:10:18.141 INFO [stderr] 57 | |     let message = format!(r#"HTTP-Version = HTTP/2.0
Dec 19 11:10:18.141 INFO [stderr] 58 | | Content-Type: text/html
Dec 19 11:10:18.141 INFO [stderr] ...  |
Dec 19 11:10:18.141 INFO [stderr] 63 | |     return String::from(message);
Dec 19 11:10:18.141 INFO [stderr] 64 | | }
Dec 19 11:10:18.141 INFO [stderr]    | |_^
Dec 19 11:10:18.141 INFO [stderr] 
Dec 19 11:10:18.152 INFO [stderr] warning: variable `writeResult` should have a snake case name such as `write_result`
Dec 19 11:10:18.152 INFO [stderr]   --> src/main.rs:34:25
Dec 19 11:10:18.152 INFO [stderr]    |
Dec 19 11:10:18.152 INFO [stderr] 34 |                     let writeResult = socket.write(httpResponse().as_bytes());
Dec 19 11:10:18.152 INFO [stderr]    |                         ^^^^^^^^^^^
Dec 19 11:10:18.152 INFO [stderr]    |
Dec 19 11:10:18.152 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 11:10:18.152 INFO [stderr] 
Dec 19 11:10:18.152 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 11:10:18.152 INFO [stderr]   --> src/main.rs:39:29
Dec 19 11:10:18.152 INFO [stderr]    |
Dec 19 11:10:18.152 INFO [stderr] 39 |                             socket.shutdown(Both);
Dec 19 11:10:18.152 INFO [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:10:18.152 INFO [stderr]    |
Dec 19 11:10:18.152 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:10:18.152 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 11:10:18.152 INFO [stderr] 
Dec 19 11:10:18.152 INFO [stderr] warning: function `httpResponse` should have a snake case name such as `http_response`
Dec 19 11:10:18.152 INFO [stderr]   --> src/main.rs:55:1
Dec 19 11:10:18.153 INFO [stderr]    |
Dec 19 11:10:18.153 INFO [stderr] 55 | / pub fn httpResponse() -> String {
Dec 19 11:10:18.153 INFO [stderr] 56 | |
Dec 19 11:10:18.153 INFO [stderr] 57 | |     let message = format!(r#"HTTP-Version = HTTP/2.0
Dec 19 11:10:18.153 INFO [stderr] 58 | | Content-Type: text/html
Dec 19 11:10:18.153 INFO [stderr] ...  |
Dec 19 11:10:18.153 INFO [stderr] 63 | |     return String::from(message);
Dec 19 11:10:18.153 INFO [stderr] 64 | | }
Dec 19 11:10:18.153 INFO [stderr]    | |_^
Dec 19 11:10:18.153 INFO [stderr] 
Dec 19 11:10:18.233 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
Dec 19 11:10:18.760 INFO running `"docker" "inspect" "f7423b5fe75d4dfe6794765a49a6cd7b698476ca7a0f6ccc4b1add94f1b8eed3"`
Dec 19 11:10:19.026 INFO running `"docker" "rm" "-f" "f7423b5fe75d4dfe6794765a49a6cd7b698476ca7a0f6ccc4b1add94f1b8eed3"`
Dec 19 11:10:19.255 INFO [stdout] f7423b5fe75d4dfe6794765a49a6cd7b698476ca7a0f6ccc4b1add94f1b8eed3