Dec 15 05:07:19.072 INFO testing maze-0.1.2 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 05:07:19.072 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 15 05:07:19.277 INFO [stdout] 7adb6186b15a3f057243bae72d23a4f69f6cfbb20d15cdeac9e45d905889f802
Dec 15 05:07:19.280 INFO running `"docker" "start" "-a" "7adb6186b15a3f057243bae72d23a4f69f6cfbb20d15cdeac9e45d905889f802"`
Dec 15 05:07:19.816 INFO [stderr] usermod: no changes
Dec 15 05:07:20.195 INFO [stderr]    Compiling serde_codegen v0.8.23
Dec 15 05:07:20.201 INFO [stderr]    Compiling png v0.5.2
Dec 15 05:07:20.201 INFO [stderr]    Compiling hyper v0.9.12
Dec 15 05:07:20.201 INFO [stderr]    Compiling nalgebra v0.5.1
Dec 15 05:07:23.437 INFO [stderr]    Compiling image v0.10.4
Dec 15 05:07:25.706 INFO [stderr]    Compiling serde_derive v0.8.23
Dec 15 05:07:36.347 INFO [stderr]    Compiling iron v0.4.0
Dec 15 05:07:42.629 INFO [stderr]    Compiling persistent v0.2.1
Dec 15 05:07:42.629 INFO [stderr]    Compiling router v0.4.0
Dec 15 05:07:46.432 INFO [stderr]    Compiling imageproc v0.6.1
Dec 15 05:07:48.848 INFO [stderr]    Compiling bodyparser v0.4.1
Dec 15 05:07:53.169 INFO [stderr]    Compiling urlencoded v0.4.1
Dec 15 05:07:57.003 INFO [stderr]    Compiling maze v0.1.2 (/source)
Dec 15 05:08:03.215 INFO [stderr] warning: variable does not need to be mutable
Dec 15 05:08:03.215 INFO [stderr]    --> src/types/grid.rs:191:13
Dec 15 05:08:03.215 INFO [stderr]     |
Dec 15 05:08:03.215 INFO [stderr] 191 |         let mut grid = self;
Dec 15 05:08:03.215 INFO [stderr]     |             ----^^^^
Dec 15 05:08:03.215 INFO [stderr]     |             |
Dec 15 05:08:03.215 INFO [stderr]     |             help: remove this `mut`
Dec 15 05:08:03.215 INFO [stderr]     |
Dec 15 05:08:03.215 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 05:08:03.215 INFO [stderr] 
Dec 15 05:08:03.224 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 15 05:08:03.224 INFO [stderr]  --> src/lib.rs:2:12
Dec 15 05:08:03.224 INFO [stderr]   |
Dec 15 05:08:03.224 INFO [stderr] 2 | #![feature(proc_macro)]
Dec 15 05:08:03.224 INFO [stderr]   |            ^^^^^^^^^^
Dec 15 05:08:03.224 INFO [stderr]   |
Dec 15 05:08:03.225 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 15 05:08:03.225 INFO [stderr] 
Dec 15 05:08:18.096 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.26s
Dec 15 05:08:18.119 INFO [stderr] su: No module specific data is present
Dec 15 05:08:18.589 INFO running `"docker" "inspect" "7adb6186b15a3f057243bae72d23a4f69f6cfbb20d15cdeac9e45d905889f802"`
Dec 15 05:08:18.776 INFO running `"docker" "rm" "-f" "7adb6186b15a3f057243bae72d23a4f69f6cfbb20d15cdeac9e45d905889f802"`
Dec 15 05:08:18.924 INFO [stdout] 7adb6186b15a3f057243bae72d23a4f69f6cfbb20d15cdeac9e45d905889f802
Dec 15 05:08:18.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 15 05:08:19.191 INFO [stdout] 78d6f170cdda95812c4956767cca6781664cd1184b7e8bc9cd166f926dbbd566
Dec 15 05:08:19.193 INFO running `"docker" "start" "-a" "78d6f170cdda95812c4956767cca6781664cd1184b7e8bc9cd166f926dbbd566"`
Dec 15 05:08:19.624 INFO [stderr] usermod: no changes
Dec 15 05:08:19.850 INFO [stderr]    Compiling maze v0.1.2 (/source)
Dec 15 05:08:27.167 INFO [stderr] warning: variable does not need to be mutable
Dec 15 05:08:27.167 INFO [stderr]    --> src/types/grid.rs:191:13
Dec 15 05:08:27.167 INFO [stderr]     |
Dec 15 05:08:27.167 INFO [stderr] 191 |         let mut grid = self;
Dec 15 05:08:27.167 INFO [stderr]     |             ----^^^^
Dec 15 05:08:27.167 INFO [stderr]     |             |
Dec 15 05:08:27.167 INFO [stderr]     |             help: remove this `mut`
Dec 15 05:08:27.167 INFO [stderr]     |
Dec 15 05:08:27.167 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 05:08:27.167 INFO [stderr] 
Dec 15 05:08:27.175 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 15 05:08:27.175 INFO [stderr]  --> src/lib.rs:2:12
Dec 15 05:08:27.175 INFO [stderr]   |
Dec 15 05:08:27.175 INFO [stderr] 2 | #![feature(proc_macro)]
Dec 15 05:08:27.175 INFO [stderr]   |            ^^^^^^^^^^
Dec 15 05:08:27.175 INFO [stderr]   |
Dec 15 05:08:27.175 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 15 05:08:27.175 INFO [stderr] 
Dec 15 05:08:31.703 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.05s
Dec 15 05:08:31.723 INFO [stderr] su: No module specific data is present
Dec 15 05:08:32.663 INFO running `"docker" "inspect" "78d6f170cdda95812c4956767cca6781664cd1184b7e8bc9cd166f926dbbd566"`
Dec 15 05:08:33.049 INFO running `"docker" "rm" "-f" "78d6f170cdda95812c4956767cca6781664cd1184b7e8bc9cd166f926dbbd566"`
Dec 15 05:08:33.286 INFO [stdout] 78d6f170cdda95812c4956767cca6781664cd1184b7e8bc9cd166f926dbbd566
Dec 15 05:08:33.293 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 15 05:08:33.723 INFO [stdout] e7c6de42ad07f2d40b06eaba01e931f09286bc160c725965fce8b31973043917
Dec 15 05:08:33.727 INFO running `"docker" "start" "-a" "e7c6de42ad07f2d40b06eaba01e931f09286bc160c725965fce8b31973043917"`
Dec 15 05:08:34.493 INFO [stderr] usermod: no changes
Dec 15 05:08:34.687 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
Dec 15 05:08:34.697 INFO [stderr]      Running /target/debug/deps/maze-9dfbe87512a0a000
Dec 15 05:08:34.700 INFO [stdout] 
Dec 15 05:08:34.700 INFO [stdout] running 6 tests
Dec 15 05:08:34.706 INFO [stdout] test generator::sidewinder::tests::bench_generate_10x10 ... ok
Dec 15 05:08:34.713 INFO [stdout] test generator::binary::tests::bench_generate_10x10 ... ok
Dec 15 05:08:34.716 INFO [stdout] test generator::aldous_broder::tests::bench_generate_10x10 ... ok
Dec 15 05:08:34.859 INFO [stdout] test generator::binary::tests::bench_generate_100x100 ... ok
Dec 15 05:08:34.887 INFO [stdout] test generator::sidewinder::tests::bench_generate_100x100 ... ok
Dec 15 05:08:35.979 INFO [stdout] test generator::aldous_broder::tests::bench_generate_100x100 ... ok
Dec 15 05:08:35.979 INFO [stdout] 
Dec 15 05:08:35.979 INFO [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:08:35.979 INFO [stdout] 
Dec 15 05:08:35.980 INFO [stderr]      Running /target/debug/deps/maze-3a12965c3f961d3b
Dec 15 05:08:35.983 INFO [stdout] 
Dec 15 05:08:35.983 INFO [stdout] running 0 tests
Dec 15 05:08:35.983 INFO [stdout] 
Dec 15 05:08:35.983 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:08:35.983 INFO [stdout] 
Dec 15 05:08:35.983 INFO [stderr]    Doc-tests maze
Dec 15 05:08:47.375 INFO [stdout] 
Dec 15 05:08:47.375 INFO [stdout] running 0 tests
Dec 15 05:08:47.375 INFO [stdout] 
Dec 15 05:08:47.375 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:08:47.375 INFO [stdout] 
Dec 15 05:08:47.387 INFO [stderr] su: No module specific data is present
Dec 15 05:08:48.158 INFO running `"docker" "inspect" "e7c6de42ad07f2d40b06eaba01e931f09286bc160c725965fce8b31973043917"`
Dec 15 05:08:48.378 INFO running `"docker" "rm" "-f" "e7c6de42ad07f2d40b06eaba01e931f09286bc160c725965fce8b31973043917"`
Dec 15 05:08:48.743 INFO [stdout] e7c6de42ad07f2d40b06eaba01e931f09286bc160c725965fce8b31973043917