Dec 06 09:23:36.449 INFO testing Takamichi-tsutsumi/pong against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 09:23:36.449 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 09:23:36.783 INFO [stdout] 5e38942b45764773a72bc4a595cae5cf995f7d0eca68c6dfbfac4a3a68541b1c
Dec 06 09:23:36.785 INFO running `"docker" "start" "-a" "5e38942b45764773a72bc4a595cae5cf995f7d0eca68c6dfbfac4a3a68541b1c"`
Dec 06 09:23:37.180 INFO [stderr] usermod: no changes
Dec 06 09:23:37.256 INFO [stderr]    Compiling hyper v0.10.10
Dec 06 09:23:43.565 INFO [stderr]    Compiling pong v0.1.0 (/source)
Dec 06 09:23:44.632 INFO [stderr] warning: unused variable: `rx`
Dec 06 09:23:44.632 INFO [stderr]   --> src/main.rs:25:14
Dec 06 09:23:44.632 INFO [stderr]    |
Dec 06 09:23:44.632 INFO [stderr] 25 |     let (tx, rx) = channel();
Dec 06 09:23:44.632 INFO [stderr]    |              ^^ help: consider using `_rx` instead
Dec 06 09:23:44.632 INFO [stderr]    |
Dec 06 09:23:44.632 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 09:23:44.632 INFO [stderr] 
Dec 06 09:23:44.632 INFO [stderr] warning: unused variable: `req`
Dec 06 09:23:44.632 INFO [stderr]   --> src/main.rs:13:22
Dec 06 09:23:44.632 INFO [stderr]    |
Dec 06 09:23:44.632 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Dec 06 09:23:44.632 INFO [stderr]    |                      ^^^ help: consider using `_req` instead
Dec 06 09:23:44.632 INFO [stderr] 
Dec 06 09:23:44.644 INFO [stderr] warning: variable does not need to be mutable
Dec 06 09:23:44.644 INFO [stderr]   --> src/main.rs:13:36
Dec 06 09:23:44.644 INFO [stderr]    |
Dec 06 09:23:44.644 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Dec 06 09:23:44.644 INFO [stderr]    |                                    ----^^^
Dec 06 09:23:44.644 INFO [stderr]    |                                    |
Dec 06 09:23:44.644 INFO [stderr]    |                                    help: remove this `mut`
Dec 06 09:23:44.644 INFO [stderr]    |
Dec 06 09:23:44.644 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 09:23:44.644 INFO [stderr] 
Dec 06 09:23:45.929 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.73s
Dec 06 09:23:45.933 INFO [stderr] su: No module specific data is present
Dec 06 09:23:46.158 INFO running `"docker" "inspect" "5e38942b45764773a72bc4a595cae5cf995f7d0eca68c6dfbfac4a3a68541b1c"`
Dec 06 09:23:46.245 INFO running `"docker" "rm" "-f" "5e38942b45764773a72bc4a595cae5cf995f7d0eca68c6dfbfac4a3a68541b1c"`
Dec 06 09:23:46.322 INFO [stdout] 5e38942b45764773a72bc4a595cae5cf995f7d0eca68c6dfbfac4a3a68541b1c
Dec 06 09:23:46.324 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 09:23:46.484 INFO [stdout] 6522a4e927140258acf2c37bd0d96c1cf30e726d6a35fdbe6f25b64e3e5662d3
Dec 06 09:23:46.486 INFO running `"docker" "start" "-a" "6522a4e927140258acf2c37bd0d96c1cf30e726d6a35fdbe6f25b64e3e5662d3"`
Dec 06 09:23:47.034 INFO [stderr] usermod: no changes
Dec 06 09:23:47.098 INFO [stderr]    Compiling pong v0.1.0 (/source)
Dec 06 09:23:47.913 INFO [stderr] warning: unused variable: `rx`
Dec 06 09:23:47.913 INFO [stderr]   --> src/main.rs:25:14
Dec 06 09:23:47.913 INFO [stderr]    |
Dec 06 09:23:47.913 INFO [stderr] 25 |     let (tx, rx) = channel();
Dec 06 09:23:47.913 INFO [stderr]    |              ^^ help: consider using `_rx` instead
Dec 06 09:23:47.913 INFO [stderr]    |
Dec 06 09:23:47.913 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 09:23:47.913 INFO [stderr] 
Dec 06 09:23:47.913 INFO [stderr] warning: unused variable: `req`
Dec 06 09:23:47.913 INFO [stderr]   --> src/main.rs:13:22
Dec 06 09:23:47.913 INFO [stderr]    |
Dec 06 09:23:47.913 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Dec 06 09:23:47.913 INFO [stderr]    |                      ^^^ help: consider using `_req` instead
Dec 06 09:23:47.913 INFO [stderr] 
Dec 06 09:23:47.923 INFO [stderr] warning: variable does not need to be mutable
Dec 06 09:23:47.923 INFO [stderr]   --> src/main.rs:13:36
Dec 06 09:23:47.923 INFO [stderr]    |
Dec 06 09:23:47.923 INFO [stderr] 13 |     fn handle(&self, req: Request, mut res: Response) {
Dec 06 09:23:47.923 INFO [stderr]    |                                    ----^^^
Dec 06 09:23:47.923 INFO [stderr]    |                                    |
Dec 06 09:23:47.923 INFO [stderr]    |                                    help: remove this `mut`
Dec 06 09:23:47.923 INFO [stderr]    |
Dec 06 09:23:47.923 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 09:23:47.923 INFO [stderr] 
Dec 06 09:23:48.123 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 06 09:23:48.128 INFO [stderr] su: No module specific data is present
Dec 06 09:23:50.012 INFO running `"docker" "inspect" "6522a4e927140258acf2c37bd0d96c1cf30e726d6a35fdbe6f25b64e3e5662d3"`
Dec 06 09:23:50.316 INFO running `"docker" "rm" "-f" "6522a4e927140258acf2c37bd0d96c1cf30e726d6a35fdbe6f25b64e3e5662d3"`
Dec 06 09:23:50.600 INFO [stdout] 6522a4e927140258acf2c37bd0d96c1cf30e726d6a35fdbe6f25b64e3e5662d3
Dec 06 09:23:50.602 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 06 09:23:51.030 INFO [stdout] ebcfc63196ea0b934fa26355b2d3c33f7dca6d67378a15396043f5a8cebee0dc
Dec 06 09:23:51.032 INFO running `"docker" "start" "-a" "ebcfc63196ea0b934fa26355b2d3c33f7dca6d67378a15396043f5a8cebee0dc"`
Dec 06 09:23:53.268 INFO [stderr] usermod: no changes
Dec 06 09:23:53.404 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Dec 06 09:23:53.404 INFO [stderr]      Running /target/debug/deps/pong-4ebe2528f592d74a
Dec 06 09:23:53.408 INFO [stdout] 
Dec 06 09:23:53.408 INFO [stdout] running 0 tests
Dec 06 09:23:53.408 INFO [stdout] 
Dec 06 09:23:53.408 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 09:23:53.408 INFO [stdout] 
Dec 06 09:23:53.416 INFO [stderr] su: No module specific data is present
Dec 06 09:23:53.994 INFO running `"docker" "inspect" "ebcfc63196ea0b934fa26355b2d3c33f7dca6d67378a15396043f5a8cebee0dc"`
Dec 06 09:23:54.328 INFO running `"docker" "rm" "-f" "ebcfc63196ea0b934fa26355b2d3c33f7dca6d67378a15396043f5a8cebee0dc"`
Dec 06 09:23:54.576 INFO [stdout] ebcfc63196ea0b934fa26355b2d3c33f7dca6d67378a15396043f5a8cebee0dc