Dec 04 17:02:00.404 INFO checking jackwickham/rust-webserver against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 17:02:00.404 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 17:02:01.062 INFO [stdout] 44ad0450e664d2eadfdcc905396acfc6579bfee4fd3864c58dfc4f8fff2b22fa
Dec 04 17:02:01.065 INFO running `"docker" "start" "-a" "44ad0450e664d2eadfdcc905396acfc6579bfee4fd3864c58dfc4f8fff2b22fa"`
Dec 04 17:02:02.715 INFO [stderr] usermod: no changes
Dec 04 17:02:02.771 INFO [stderr]     Checking webserver v0.1.0 (/source)
Dec 04 17:02:03.472 INFO [stderr] warning: unused variable: `builder`
Dec 04 17:02:03.472 INFO [stderr]    --> src/http/request/mod.rs:277:28
Dec 04 17:02:03.472 INFO [stderr]     |
Dec 04 17:02:03.472 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 04 17:02:03.472 INFO [stderr]     |                            ^^^^^^^ help: consider using `_builder` instead
Dec 04 17:02:03.472 INFO [stderr]     |
Dec 04 17:02:03.472 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 17:02:03.472 INFO [stderr] 
Dec 04 17:02:03.472 INFO [stderr] warning: unused variable: `it`
Dec 04 17:02:03.472 INFO [stderr]    --> src/http/request/mod.rs:277:58
Dec 04 17:02:03.472 INFO [stderr]     |
Dec 04 17:02:03.472 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 04 17:02:03.472 INFO [stderr]     |                                                          ^^ help: consider using `_it` instead
Dec 04 17:02:03.472 INFO [stderr] 
Dec 04 17:02:03.577 INFO [stderr] warning: method is never used: `step_back`
Dec 04 17:02:03.577 INFO [stderr]   --> src/http/request/util.rs:55:5
Dec 04 17:02:03.577 INFO [stderr]    |
Dec 04 17:02:03.577 INFO [stderr] 55 |     pub fn step_back(&mut self) -> Option<()> {
Dec 04 17:02:03.577 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.577 INFO [stderr]    |
Dec 04 17:02:03.577 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 17:02:03.577 INFO [stderr] 
Dec 04 17:02:03.577 INFO [stderr] warning: method is never used: `get_inner`
Dec 04 17:02:03.577 INFO [stderr]   --> src/http/request/util.rs:65:5
Dec 04 17:02:03.577 INFO [stderr]    |
Dec 04 17:02:03.577 INFO [stderr] 65 |     pub fn get_inner(&mut self) -> &mut T {
Dec 04 17:02:03.577 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.577 INFO [stderr] 
Dec 04 17:02:03.577 INFO [stderr] warning: method is never used: `get_body`
Dec 04 17:02:03.577 INFO [stderr]    --> src/http/request/mod.rs:375:5
Dec 04 17:02:03.577 INFO [stderr]     |
Dec 04 17:02:03.577 INFO [stderr] 375 |     pub fn get_body(&mut self) -> &mut Vec<u8> {
Dec 04 17:02:03.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.578 INFO [stderr] 
Dec 04 17:02:03.578 INFO [stderr] warning: method is never used: `get_headers`
Dec 04 17:02:03.578 INFO [stderr]    --> src/http/request/mod.rs:384:5
Dec 04 17:02:03.578 INFO [stderr]     |
Dec 04 17:02:03.578 INFO [stderr] 384 |     pub fn get_headers(&self) -> &HashMap<String, String> {
Dec 04 17:02:03.578 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.578 INFO [stderr] 
Dec 04 17:02:03.744 INFO [stderr] warning: unused variable: `builder`
Dec 04 17:02:03.745 INFO [stderr]    --> src/http/request/mod.rs:277:28
Dec 04 17:02:03.745 INFO [stderr]     |
Dec 04 17:02:03.745 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 04 17:02:03.745 INFO [stderr]     |                            ^^^^^^^ help: consider using `_builder` instead
Dec 04 17:02:03.745 INFO [stderr]     |
Dec 04 17:02:03.745 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 17:02:03.745 INFO [stderr] 
Dec 04 17:02:03.747 INFO [stderr] warning: unused variable: `it`
Dec 04 17:02:03.747 INFO [stderr]    --> src/http/request/mod.rs:277:58
Dec 04 17:02:03.747 INFO [stderr]     |
Dec 04 17:02:03.747 INFO [stderr] 277 |     fn parse_body<T: Read>(builder: &mut RequestBuilder, it: &mut StreamReader<T>) -> Result<(), ParseError> {
Dec 04 17:02:03.747 INFO [stderr]     |                                                          ^^ help: consider using `_it` instead
Dec 04 17:02:03.747 INFO [stderr] 
Dec 04 17:02:03.815 INFO [stderr] warning: method is never used: `step_back`
Dec 04 17:02:03.815 INFO [stderr]   --> src/http/request/util.rs:55:5
Dec 04 17:02:03.815 INFO [stderr]    |
Dec 04 17:02:03.815 INFO [stderr] 55 |     pub fn step_back(&mut self) -> Option<()> {
Dec 04 17:02:03.815 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.815 INFO [stderr]    |
Dec 04 17:02:03.815 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 17:02:03.815 INFO [stderr] 
Dec 04 17:02:03.815 INFO [stderr] warning: method is never used: `get_inner`
Dec 04 17:02:03.815 INFO [stderr]   --> src/http/request/util.rs:65:5
Dec 04 17:02:03.815 INFO [stderr]    |
Dec 04 17:02:03.815 INFO [stderr] 65 |     pub fn get_inner(&mut self) -> &mut T {
Dec 04 17:02:03.815 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.815 INFO [stderr] 
Dec 04 17:02:03.815 INFO [stderr] warning: method is never used: `get_body`
Dec 04 17:02:03.815 INFO [stderr]    --> src/http/request/mod.rs:375:5
Dec 04 17:02:03.815 INFO [stderr]     |
Dec 04 17:02:03.815 INFO [stderr] 375 |     pub fn get_body(&mut self) -> &mut Vec<u8> {
Dec 04 17:02:03.815 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.815 INFO [stderr] 
Dec 04 17:02:03.815 INFO [stderr] warning: method is never used: `get_headers`
Dec 04 17:02:03.815 INFO [stderr]    --> src/http/request/mod.rs:384:5
Dec 04 17:02:03.815 INFO [stderr]     |
Dec 04 17:02:03.815 INFO [stderr] 384 |     pub fn get_headers(&self) -> &HashMap<String, String> {
Dec 04 17:02:03.815 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:02:03.815 INFO [stderr] 
Dec 04 17:02:03.840 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 04 17:02:03.843 INFO [stderr] su: No module specific data is present
Dec 04 17:02:04.497 INFO running `"docker" "inspect" "44ad0450e664d2eadfdcc905396acfc6579bfee4fd3864c58dfc4f8fff2b22fa"`
Dec 04 17:02:04.884 INFO running `"docker" "rm" "-f" "44ad0450e664d2eadfdcc905396acfc6579bfee4fd3864c58dfc4f8fff2b22fa"`
Dec 04 17:02:05.170 INFO [stdout] 44ad0450e664d2eadfdcc905396acfc6579bfee4fd3864c58dfc4f8fff2b22fa