Dec 12 00:46:18.629 INFO checking PritiKumr/rust-httpd against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 00:46:18.629 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 00:46:19.164 INFO [stdout] 65e8f71b566c110dc6911fc9f5d11053b8efa4b8cccbd69abb678dea582ba281
Dec 12 00:46:19.166 INFO running `"docker" "start" "-a" "65e8f71b566c110dc6911fc9f5d11053b8efa4b8cccbd69abb678dea582ba281"`
Dec 12 00:46:20.756 INFO [stderr] usermod: no changes
Dec 12 00:46:20.809 INFO [stderr]     Checking rust-httpd v0.1.0 (/source)
Dec 12 00:46:21.277 INFO [stderr] warning: unused variable: `i`
Dec 12 00:46:21.277 INFO [stderr]   --> src/main.rs:68:10
Dec 12 00:46:21.277 INFO [stderr]    |
Dec 12 00:46:21.277 INFO [stderr] 68 |     for (i, &item) in request.headers.iter().enumerate() {
Dec 12 00:46:21.277 INFO [stderr]    |          ^ help: consider using `_i` instead
Dec 12 00:46:21.277 INFO [stderr]    |
Dec 12 00:46:21.277 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:46:21.277 INFO [stderr] 
Dec 12 00:46:21.277 INFO [stderr] warning: unused variable: `body_length`
Dec 12 00:46:21.278 INFO [stderr]    --> src/main.rs:162:9
Dec 12 00:46:21.278 INFO [stderr]     |
Dec 12 00:46:21.278 INFO [stderr] 162 |     let body_length: u32 = match req.headers.iter().find(|&&header| header.name == "Content-Length") {
Dec 12 00:46:21.278 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_body_length` instead
Dec 12 00:46:21.280 INFO [stderr] 
Dec 12 00:46:21.302 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:46:21.303 INFO [stderr]    --> src/main.rs:156:19
Dec 12 00:46:21.303 INFO [stderr]     |
Dec 12 00:46:21.303 INFO [stderr] 156 | fn handle_request(mut stream: TcpStream, client_addr: SocketAddr) {
Dec 12 00:46:21.303 INFO [stderr]     |                   ----^^^^^^
Dec 12 00:46:21.303 INFO [stderr]     |                   |
Dec 12 00:46:21.303 INFO [stderr]     |                   help: remove this `mut`
Dec 12 00:46:21.303 INFO [stderr]     |
Dec 12 00:46:21.303 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 00:46:21.303 INFO [stderr] 
Dec 12 00:46:21.305 INFO [stderr] warning: function is never used: `request_url`
Dec 12 00:46:21.305 INFO [stderr]    --> src/main.rs:122:1
Dec 12 00:46:21.305 INFO [stderr]     |
Dec 12 00:46:21.305 INFO [stderr] 122 | fn request_url(buffer: &[u8]) -> Option<&str> {
Dec 12 00:46:21.305 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:46:21.306 INFO [stderr]     |
Dec 12 00:46:21.306 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 00:46:21.306 INFO [stderr] 
Dec 12 00:46:21.306 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:46:21.306 INFO [stderr]    --> src/main.rs:160:5
Dec 12 00:46:21.306 INFO [stderr]     |
Dec 12 00:46:21.306 INFO [stderr] 160 |     req.parse(&request_bytes);
Dec 12 00:46:21.306 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:46:21.306 INFO [stderr]     |
Dec 12 00:46:21.306 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 00:46:21.306 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:46:21.306 INFO [stderr] 
Dec 12 00:46:21.330 INFO [stderr] warning: unused variable: `i`
Dec 12 00:46:21.330 INFO [stderr]   --> src/main.rs:68:10
Dec 12 00:46:21.330 INFO [stderr]    |
Dec 12 00:46:21.330 INFO [stderr] 68 |     for (i, &item) in request.headers.iter().enumerate() {
Dec 12 00:46:21.330 INFO [stderr]    |          ^ help: consider using `_i` instead
Dec 12 00:46:21.330 INFO [stderr]    |
Dec 12 00:46:21.330 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:46:21.330 INFO [stderr] 
Dec 12 00:46:21.330 INFO [stderr] warning: unused variable: `body_length`
Dec 12 00:46:21.330 INFO [stderr]    --> src/main.rs:162:9
Dec 12 00:46:21.330 INFO [stderr]     |
Dec 12 00:46:21.330 INFO [stderr] 162 |     let body_length: u32 = match req.headers.iter().find(|&&header| header.name == "Content-Length") {
Dec 12 00:46:21.330 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_body_length` instead
Dec 12 00:46:21.330 INFO [stderr] 
Dec 12 00:46:21.372 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:46:21.372 INFO [stderr]    --> src/main.rs:156:19
Dec 12 00:46:21.372 INFO [stderr]     |
Dec 12 00:46:21.372 INFO [stderr] 156 | fn handle_request(mut stream: TcpStream, client_addr: SocketAddr) {
Dec 12 00:46:21.372 INFO [stderr]     |                   ----^^^^^^
Dec 12 00:46:21.372 INFO [stderr]     |                   |
Dec 12 00:46:21.372 INFO [stderr]     |                   help: remove this `mut`
Dec 12 00:46:21.372 INFO [stderr]     |
Dec 12 00:46:21.372 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 00:46:21.372 INFO [stderr] 
Dec 12 00:46:21.373 INFO [stderr] warning: function is never used: `request_url`
Dec 12 00:46:21.373 INFO [stderr]    --> src/main.rs:122:1
Dec 12 00:46:21.373 INFO [stderr]     |
Dec 12 00:46:21.373 INFO [stderr] 122 | fn request_url(buffer: &[u8]) -> Option<&str> {
Dec 12 00:46:21.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:46:21.373 INFO [stderr]     |
Dec 12 00:46:21.373 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 00:46:21.373 INFO [stderr] 
Dec 12 00:46:21.373 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:46:21.373 INFO [stderr]    --> src/main.rs:160:5
Dec 12 00:46:21.373 INFO [stderr]     |
Dec 12 00:46:21.373 INFO [stderr] 160 |     req.parse(&request_bytes);
Dec 12 00:46:21.373 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:46:21.373 INFO [stderr]     |
Dec 12 00:46:21.373 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 00:46:21.373 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:46:21.373 INFO [stderr] 
Dec 12 00:46:21.379 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 12 00:46:21.381 INFO [stderr] su: No module specific data is present
Dec 12 00:46:21.861 INFO running `"docker" "inspect" "65e8f71b566c110dc6911fc9f5d11053b8efa4b8cccbd69abb678dea582ba281"`
Dec 12 00:46:22.082 INFO running `"docker" "rm" "-f" "65e8f71b566c110dc6911fc9f5d11053b8efa4b8cccbd69abb678dea582ba281"`
Dec 12 00:46:22.302 INFO [stdout] 65e8f71b566c110dc6911fc9f5d11053b8efa4b8cccbd69abb678dea582ba281