Nov 28 10:53:41.931 INFO checking Takamichi-tsutsumi/pong against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 10:53:41.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 10:53:42.288 INFO [stdout] 45d783e93cc3b77c12bd7dfe6663124475a9a398459393502c1bb4e081c31ecd
Nov 28 10:53:42.289 INFO running `"docker" "start" "-a" "45d783e93cc3b77c12bd7dfe6663124475a9a398459393502c1bb4e081c31ecd"`
Nov 28 10:53:42.936 INFO [stderr] usermod: no changes
Nov 28 10:53:43.040 INFO [stderr]     Checking pong v0.1.0 (/source)
Nov 28 10:53:44.177 INFO [stderr] warning: unused variable: `rx`
Nov 28 10:53:44.177 INFO [stderr]   --> src/main.rs:25:14
Nov 28 10:53:44.177 INFO [stderr]    |
Nov 28 10:53:44.177 INFO [stderr] 25 |     let (tx, rx) = channel();
Nov 28 10:53:44.177 INFO [stderr]    |              ^^ help: consider using `_rx` instead
Nov 28 10:53:44.177 INFO [stderr]    |
Nov 28 10:53:44.177 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 10:53:44.177 INFO [stderr] 
Nov 28 10:53:44.177 INFO [stderr] warning: unused variable: `req`
Nov 28 10:53:44.177 INFO [stderr]   --> src/main.rs:13:22
Nov 28 10:53:44.177 INFO [stderr]    |
Nov 28 10:53:44.177 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 28 10:53:44.177 INFO [stderr]    |                      ^^^ help: consider using `_req` instead
Nov 28 10:53:44.177 INFO [stderr] 
Nov 28 10:53:44.208 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:53:44.208 INFO [stderr]   --> src/main.rs:13:36
Nov 28 10:53:44.208 INFO [stderr]    |
Nov 28 10:53:44.208 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 28 10:53:44.208 INFO [stderr]    |                                    ----^^^
Nov 28 10:53:44.208 INFO [stderr]    |                                    |
Nov 28 10:53:44.208 INFO [stderr]    |                                    help: remove this `mut`
Nov 28 10:53:44.208 INFO [stderr]    |
Nov 28 10:53:44.208 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:53:44.208 INFO [stderr] 
Nov 28 10:53:44.300 INFO [stderr] warning: unused variable: `rx`
Nov 28 10:53:44.300 INFO [stderr]   --> src/main.rs:25:14
Nov 28 10:53:44.300 INFO [stderr]    |
Nov 28 10:53:44.300 INFO [stderr] 25 |     let (tx, rx) = channel();
Nov 28 10:53:44.300 INFO [stderr]    |              ^^ help: consider using `_rx` instead
Nov 28 10:53:44.300 INFO [stderr]    |
Nov 28 10:53:44.300 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 10:53:44.300 INFO [stderr] 
Nov 28 10:53:44.300 INFO [stderr] warning: unused variable: `req`
Nov 28 10:53:44.300 INFO [stderr]   --> src/main.rs:13:22
Nov 28 10:53:44.300 INFO [stderr]    |
Nov 28 10:53:44.300 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 28 10:53:44.300 INFO [stderr]    |                      ^^^ help: consider using `_req` instead
Nov 28 10:53:44.300 INFO [stderr] 
Nov 28 10:53:44.316 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:53:44.316 INFO [stderr]   --> src/main.rs:13:36
Nov 28 10:53:44.316 INFO [stderr]    |
Nov 28 10:53:44.316 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 28 10:53:44.316 INFO [stderr]    |                                    ----^^^
Nov 28 10:53:44.316 INFO [stderr]    |                                    |
Nov 28 10:53:44.316 INFO [stderr]    |                                    help: remove this `mut`
Nov 28 10:53:44.316 INFO [stderr]    |
Nov 28 10:53:44.316 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:53:44.316 INFO [stderr] 
Nov 28 10:53:44.328 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Nov 28 10:53:44.332 INFO [stderr] su: No module specific data is present
Nov 28 10:53:48.333 INFO running `"docker" "inspect" "45d783e93cc3b77c12bd7dfe6663124475a9a398459393502c1bb4e081c31ecd"`
Nov 28 10:53:48.453 INFO running `"docker" "rm" "-f" "45d783e93cc3b77c12bd7dfe6663124475a9a398459393502c1bb4e081c31ecd"`
Nov 28 10:53:48.659 INFO [stdout] 45d783e93cc3b77c12bd7dfe6663124475a9a398459393502c1bb4e081c31ecd