Dec 19 15:32:17.625 INFO checking jackwickham/rust-webserver against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:32:17.625 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/jackwickham/rust-webserver:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:32:18.118 INFO [stdout] b4065ed68ccba219364db1b293b65abff8c274c0c0f44c7d0a61f1a397d55abf
Dec 19 15:32:18.120 INFO running `"docker" "start" "-a" "b4065ed68ccba219364db1b293b65abff8c274c0c0f44c7d0a61f1a397d55abf"`
Dec 19 15:32:20.056 INFO [stderr]     Checking webserver v0.1.0 (/opt/crater/workdir)
Dec 19 15:32:20.469 INFO [stderr] warning: unused variable: `builder`
Dec 19 15:32:20.469 INFO [stderr]    --> src/http/request/mod.rs:277:28
Dec 19 15:32:20.469 INFO [stderr]     |
Dec 19 15:32:20.469 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 19 15:32:20.469 INFO [stderr]     |                            ^^^^^^^ help: consider using `_builder` instead
Dec 19 15:32:20.469 INFO [stderr]     |
Dec 19 15:32:20.469 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 15:32:20.469 INFO [stderr] 
Dec 19 15:32:20.469 INFO [stderr] warning: unused variable: `it`
Dec 19 15:32:20.469 INFO [stderr]    --> src/http/request/mod.rs:277:58
Dec 19 15:32:20.469 INFO [stderr]     |
Dec 19 15:32:20.469 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 19 15:32:20.469 INFO [stderr]     |                                                          ^^ help: consider using `_it` instead
Dec 19 15:32:20.469 INFO [stderr] 
Dec 19 15:32:20.524 INFO [stderr] warning: method is never used: `step_back`
Dec 19 15:32:20.525 INFO [stderr]   --> src/http/request/util.rs:55:5
Dec 19 15:32:20.525 INFO [stderr]    |
Dec 19 15:32:20.525 INFO [stderr] 55 |     pub fn step_back(&mut self) -> Option<()> {
Dec 19 15:32:20.525 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.525 INFO [stderr]    |
Dec 19 15:32:20.525 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:32:20.525 INFO [stderr] 
Dec 19 15:32:20.525 INFO [stderr] warning: method is never used: `get_inner`
Dec 19 15:32:20.525 INFO [stderr]   --> src/http/request/util.rs:65:5
Dec 19 15:32:20.525 INFO [stderr]    |
Dec 19 15:32:20.525 INFO [stderr] 65 |     pub fn get_inner(&mut self) -> &mut T {
Dec 19 15:32:20.525 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.525 INFO [stderr] 
Dec 19 15:32:20.525 INFO [stderr] warning: method is never used: `get_body`
Dec 19 15:32:20.525 INFO [stderr]    --> src/http/request/mod.rs:375:5
Dec 19 15:32:20.525 INFO [stderr]     |
Dec 19 15:32:20.525 INFO [stderr] 375 |     pub fn get_body(&mut self) -> &mut Vec<u8> {
Dec 19 15:32:20.525 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.525 INFO [stderr] 
Dec 19 15:32:20.525 INFO [stderr] warning: method is never used: `get_headers`
Dec 19 15:32:20.525 INFO [stderr]    --> src/http/request/mod.rs:384:5
Dec 19 15:32:20.525 INFO [stderr]     |
Dec 19 15:32:20.525 INFO [stderr] 384 |     pub fn get_headers(&self) -> &HashMap<String, String> {
Dec 19 15:32:20.525 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.525 INFO [stderr] 
Dec 19 15:32:20.648 INFO [stderr] warning: unused variable: `builder`
Dec 19 15:32:20.648 INFO [stderr]    --> src/http/request/mod.rs:277:28
Dec 19 15:32:20.648 INFO [stderr]     |
Dec 19 15:32:20.648 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 19 15:32:20.648 INFO [stderr]     |                            ^^^^^^^ help: consider using `_builder` instead
Dec 19 15:32:20.648 INFO [stderr]     |
Dec 19 15:32:20.648 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 15:32:20.648 INFO [stderr] 
Dec 19 15:32:20.648 INFO [stderr] warning: unused variable: `it`
Dec 19 15:32:20.652 INFO [stderr]    --> src/http/request/mod.rs:277:58
Dec 19 15:32:20.652 INFO [stderr]     |
Dec 19 15:32:20.652 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 19 15:32:20.652 INFO [stderr]     |                                                          ^^ help: consider using `_it` instead
Dec 19 15:32:20.652 INFO [stderr] 
Dec 19 15:32:20.703 INFO [stderr] warning: method is never used: `step_back`
Dec 19 15:32:20.703 INFO [stderr]   --> src/http/request/util.rs:55:5
Dec 19 15:32:20.703 INFO [stderr]    |
Dec 19 15:32:20.703 INFO [stderr] 55 |     pub fn step_back(&mut self) -> Option<()> {
Dec 19 15:32:20.703 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.703 INFO [stderr]    |
Dec 19 15:32:20.703 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:32:20.703 INFO [stderr] 
Dec 19 15:32:20.703 INFO [stderr] warning: method is never used: `get_inner`
Dec 19 15:32:20.703 INFO [stderr]   --> src/http/request/util.rs:65:5
Dec 19 15:32:20.703 INFO [stderr]    |
Dec 19 15:32:20.703 INFO [stderr] 65 |     pub fn get_inner(&mut self) -> &mut T {
Dec 19 15:32:20.703 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.703 INFO [stderr] 
Dec 19 15:32:20.703 INFO [stderr] warning: method is never used: `get_body`
Dec 19 15:32:20.703 INFO [stderr]    --> src/http/request/mod.rs:375:5
Dec 19 15:32:20.703 INFO [stderr]     |
Dec 19 15:32:20.703 INFO [stderr] 375 |     pub fn get_body(&mut self) -> &mut Vec<u8> {
Dec 19 15:32:20.703 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.703 INFO [stderr] 
Dec 19 15:32:20.703 INFO [stderr] warning: method is never used: `get_headers`
Dec 19 15:32:20.703 INFO [stderr]    --> src/http/request/mod.rs:384:5
Dec 19 15:32:20.703 INFO [stderr]     |
Dec 19 15:32:20.703 INFO [stderr] 384 |     pub fn get_headers(&self) -> &HashMap<String, String> {
Dec 19 15:32:20.703 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:32:20.703 INFO [stderr] 
Dec 19 15:32:20.772 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 19 15:32:21.550 INFO running `"docker" "inspect" "b4065ed68ccba219364db1b293b65abff8c274c0c0f44c7d0a61f1a397d55abf"`
Dec 19 15:32:21.847 INFO running `"docker" "rm" "-f" "b4065ed68ccba219364db1b293b65abff8c274c0c0f44c7d0a61f1a397d55abf"`
Dec 19 15:32:22.108 INFO [stdout] b4065ed68ccba219364db1b293b65abff8c274c0c0f44c7d0a61f1a397d55abf