Dec 07 07:38:53.079 INFO testing maze-0.1.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 07:38:53.080 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 07:38:53.240 INFO [stdout] 9f8b698746d2fdb64cb9a632ae9eac1b63b5f5ddd569821fcfde0d964e5797b7
Dec 07 07:38:53.240 INFO running `"docker" "start" "-a" "9f8b698746d2fdb64cb9a632ae9eac1b63b5f5ddd569821fcfde0d964e5797b7"`
Dec 07 07:38:53.806 INFO [stderr] usermod: no changes
Dec 07 07:38:54.136 INFO [stderr]    Compiling png v0.5.2
Dec 07 07:38:54.136 INFO [stderr]    Compiling hyper v0.9.12
Dec 07 07:38:54.136 INFO [stderr]    Compiling nalgebra v0.5.1
Dec 07 07:38:56.653 INFO [stderr]    Compiling image v0.10.4
Dec 07 07:39:05.530 INFO [stderr]    Compiling iron v0.4.0
Dec 07 07:39:10.728 INFO [stderr]    Compiling persistent v0.2.1
Dec 07 07:39:10.728 INFO [stderr]    Compiling router v0.4.0
Dec 07 07:39:16.865 INFO [stderr]    Compiling imageproc v0.6.1
Dec 07 07:39:17.669 INFO [stderr]    Compiling bodyparser v0.4.1
Dec 07 07:39:22.228 INFO [stderr]    Compiling urlencoded v0.4.1
Dec 07 07:39:26.001 INFO [stderr]    Compiling maze v0.1.2 (/source)
Dec 07 07:39:32.584 INFO [stderr] warning: variable does not need to be mutable
Dec 07 07:39:32.584 INFO [stderr]    --> src/types/grid.rs:191:13
Dec 07 07:39:32.584 INFO [stderr]     |
Dec 07 07:39:32.584 INFO [stderr] 191 |         let mut grid = self;
Dec 07 07:39:32.584 INFO [stderr]     |             ----^^^^
Dec 07 07:39:32.584 INFO [stderr]     |             |
Dec 07 07:39:32.584 INFO [stderr]     |             help: remove this `mut`
Dec 07 07:39:32.584 INFO [stderr]     |
Dec 07 07:39:32.584 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 07:39:32.584 INFO [stderr] 
Dec 07 07:39:32.588 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 07 07:39:32.588 INFO [stderr]  --> src/lib.rs:2:12
Dec 07 07:39:32.588 INFO [stderr]   |
Dec 07 07:39:32.588 INFO [stderr] 2 | #![feature(proc_macro)]
Dec 07 07:39:32.588 INFO [stderr]   |            ^^^^^^^^^^
Dec 07 07:39:32.588 INFO [stderr]   |
Dec 07 07:39:32.588 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 07 07:39:32.588 INFO [stderr] 
Dec 07 07:39:47.600 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.77s
Dec 07 07:39:47.615 INFO [stderr] su: No module specific data is present
Dec 07 07:39:48.039 INFO running `"docker" "inspect" "9f8b698746d2fdb64cb9a632ae9eac1b63b5f5ddd569821fcfde0d964e5797b7"`
Dec 07 07:39:48.266 INFO running `"docker" "rm" "-f" "9f8b698746d2fdb64cb9a632ae9eac1b63b5f5ddd569821fcfde0d964e5797b7"`
Dec 07 07:39:48.468 INFO [stdout] 9f8b698746d2fdb64cb9a632ae9eac1b63b5f5ddd569821fcfde0d964e5797b7
Dec 07 07:39:48.474 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 07:39:48.966 INFO [stdout] d103c6cd69701165a0195c7751248d55e1677e63b15cb208742b01042b7a2b21
Dec 07 07:39:48.968 INFO running `"docker" "start" "-a" "d103c6cd69701165a0195c7751248d55e1677e63b15cb208742b01042b7a2b21"`
Dec 07 07:39:50.796 INFO [stderr] usermod: no changes
Dec 07 07:39:51.072 INFO [stderr]    Compiling maze v0.1.2 (/source)
Dec 07 07:39:58.936 INFO [stderr] warning: variable does not need to be mutable
Dec 07 07:39:58.936 INFO [stderr]    --> src/types/grid.rs:191:13
Dec 07 07:39:58.936 INFO [stderr]     |
Dec 07 07:39:58.936 INFO [stderr] 191 |         let mut grid = self;
Dec 07 07:39:58.936 INFO [stderr]     |             ----^^^^
Dec 07 07:39:58.936 INFO [stderr]     |             |
Dec 07 07:39:58.936 INFO [stderr]     |             help: remove this `mut`
Dec 07 07:39:58.936 INFO [stderr]     |
Dec 07 07:39:58.936 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 07:39:58.936 INFO [stderr] 
Dec 07 07:39:58.944 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 07 07:39:58.944 INFO [stderr]  --> src/lib.rs:2:12
Dec 07 07:39:58.944 INFO [stderr]   |
Dec 07 07:39:58.944 INFO [stderr] 2 | #![feature(proc_macro)]
Dec 07 07:39:58.944 INFO [stderr]   |            ^^^^^^^^^^
Dec 07 07:39:58.944 INFO [stderr]   |
Dec 07 07:39:58.944 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 07 07:39:58.944 INFO [stderr] 
Dec 07 07:40:03.550 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.72s
Dec 07 07:40:03.565 INFO [stderr] su: No module specific data is present
Dec 07 07:40:04.041 INFO running `"docker" "inspect" "d103c6cd69701165a0195c7751248d55e1677e63b15cb208742b01042b7a2b21"`
Dec 07 07:40:04.180 INFO running `"docker" "rm" "-f" "d103c6cd69701165a0195c7751248d55e1677e63b15cb208742b01042b7a2b21"`
Dec 07 07:40:04.332 INFO [stdout] d103c6cd69701165a0195c7751248d55e1677e63b15cb208742b01042b7a2b21
Dec 07 07:40:04.338 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 07:40:04.574 INFO [stdout] 4a1321dade20f152ff93e5dccb5d7964adf1d86be68b58282dcc7ef30cdf1f5d
Dec 07 07:40:04.578 INFO running `"docker" "start" "-a" "4a1321dade20f152ff93e5dccb5d7964adf1d86be68b58282dcc7ef30cdf1f5d"`
Dec 07 07:40:04.970 INFO [stderr] usermod: no changes
Dec 07 07:40:05.149 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
Dec 07 07:40:05.156 INFO [stderr]      Running /target/debug/deps/maze-e8aa5ee1ab00277d
Dec 07 07:40:05.162 INFO [stdout] 
Dec 07 07:40:05.162 INFO [stdout] running 6 tests
Dec 07 07:40:05.165 INFO [stdout] test generator::binary::tests::bench_generate_10x10 ... ok
Dec 07 07:40:05.178 INFO [stdout] test generator::aldous_broder::tests::bench_generate_10x10 ... ok
Dec 07 07:40:05.178 INFO [stdout] test generator::sidewinder::tests::bench_generate_10x10 ... ok
Dec 07 07:40:05.348 INFO [stdout] test generator::sidewinder::tests::bench_generate_100x100 ... ok
Dec 07 07:40:05.368 INFO [stdout] test generator::binary::tests::bench_generate_100x100 ... ok
Dec 07 07:40:07.611 INFO [stdout] test generator::aldous_broder::tests::bench_generate_100x100 ... ok
Dec 07 07:40:07.611 INFO [stdout] 
Dec 07 07:40:07.611 INFO [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 07:40:07.611 INFO [stdout] 
Dec 07 07:40:07.611 INFO [stderr]      Running /target/debug/deps/maze-7601d41d2551366a
Dec 07 07:40:07.614 INFO [stdout] 
Dec 07 07:40:07.614 INFO [stdout] running 0 tests
Dec 07 07:40:07.614 INFO [stdout] 
Dec 07 07:40:07.614 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 07:40:07.614 INFO [stdout] 
Dec 07 07:40:07.621 INFO [stderr]    Doc-tests maze
Dec 07 07:40:20.057 INFO [stdout] 
Dec 07 07:40:20.057 INFO [stdout] running 0 tests
Dec 07 07:40:20.057 INFO [stdout] 
Dec 07 07:40:20.057 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 07:40:20.057 INFO [stdout] 
Dec 07 07:40:20.079 INFO [stderr] su: No module specific data is present
Dec 07 07:40:20.966 INFO running `"docker" "inspect" "4a1321dade20f152ff93e5dccb5d7964adf1d86be68b58282dcc7ef30cdf1f5d"`
Dec 07 07:40:21.288 INFO running `"docker" "rm" "-f" "4a1321dade20f152ff93e5dccb5d7964adf1d86be68b58282dcc7ef30cdf1f5d"`
Dec 07 07:40:21.610 INFO [stdout] 4a1321dade20f152ff93e5dccb5d7964adf1d86be68b58282dcc7ef30cdf1f5d