Dec 07 11:53:17.403 INFO testing graphsearch-0.6.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 11:53:17.403 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 11:53:17.617 INFO [stdout] 6e3a334e1216bd5286381bf48c0f8ba8932ae45867f3219c607322adda63a38a
Dec 07 11:53:17.619 INFO running `"docker" "start" "-a" "6e3a334e1216bd5286381bf48c0f8ba8932ae45867f3219c607322adda63a38a"`
Dec 07 11:53:18.188 INFO [stderr] usermod: no changes
Dec 07 11:53:18.229 INFO [stderr]    Compiling graphsearch v0.6.0 (/source)
Dec 07 11:53:18.724 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:18.724 INFO [stderr]    --> src/lib.rs:299:14
Dec 07 11:53:18.724 INFO [stderr]     |
Dec 07 11:53:18.724 INFO [stderr] 299 |     for i in (0..path.len()-1) {
Dec 07 11:53:18.724 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:18.724 INFO [stderr]     |
Dec 07 11:53:18.724 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 07 11:53:18.724 INFO [stderr] 
Dec 07 11:53:18.724 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:18.724 INFO [stderr]    --> src/lib.rs:320:14
Dec 07 11:53:18.724 INFO [stderr]     |
Dec 07 11:53:18.724 INFO [stderr] 320 |     for i in (0..self.graph.len()) {
Dec 07 11:53:18.724 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:18.724 INFO [stderr] 
Dec 07 11:53:18.775 INFO [stderr] warning: variable does not need to be mutable
Dec 07 11:53:18.775 INFO [stderr]    --> src/lib.rs:352:11
Dec 07 11:53:18.775 INFO [stderr]     |
Dec 07 11:53:18.775 INFO [stderr] 352 |       let mut v: Option<usize>;
Dec 07 11:53:18.775 INFO [stderr]     |           ----^
Dec 07 11:53:18.775 INFO [stderr]     |           |
Dec 07 11:53:18.775 INFO [stderr]     |           help: remove this `mut`
Dec 07 11:53:18.775 INFO [stderr]     |
Dec 07 11:53:18.775 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 11:53:18.775 INFO [stderr] 
Dec 07 11:53:18.816 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 07 11:53:18.817 INFO [stderr] su: No module specific data is present
Dec 07 11:53:19.176 INFO running `"docker" "inspect" "6e3a334e1216bd5286381bf48c0f8ba8932ae45867f3219c607322adda63a38a"`
Dec 07 11:53:19.241 INFO running `"docker" "rm" "-f" "6e3a334e1216bd5286381bf48c0f8ba8932ae45867f3219c607322adda63a38a"`
Dec 07 11:53:19.318 INFO [stdout] 6e3a334e1216bd5286381bf48c0f8ba8932ae45867f3219c607322adda63a38a
Dec 07 11:53:19.322 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 11:53:19.556 INFO [stdout] 529b3798f84a3cd31d6d95f35233c2071c49e9ce1f3fb9ad65735fa961661702
Dec 07 11:53:19.562 INFO running `"docker" "start" "-a" "529b3798f84a3cd31d6d95f35233c2071c49e9ce1f3fb9ad65735fa961661702"`
Dec 07 11:53:20.405 INFO [stderr] usermod: no changes
Dec 07 11:53:20.458 INFO [stderr]    Compiling graphsearch v0.6.0 (/source)
Dec 07 11:53:21.132 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.132 INFO [stderr]    --> src/lib.rs:299:14
Dec 07 11:53:21.132 INFO [stderr]     |
Dec 07 11:53:21.132 INFO [stderr] 299 |     for i in (0..path.len()-1) {
Dec 07 11:53:21.132 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.132 INFO [stderr]     |
Dec 07 11:53:21.132 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:320:14
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 320 |     for i in (0..self.graph.len()) {
Dec 07 11:53:21.133 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:432:16
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 432 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Dec 07 11:53:21.133 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:493:16
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 493 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Dec 07 11:53:21.133 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:556:16
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 556 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Dec 07 11:53:21.133 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:616:16
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 616 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Dec 07 11:53:21.133 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:678:16
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 678 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Dec 07 11:53:21.133 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:738:16
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 738 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Dec 07 11:53:21.133 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.133 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 07 11:53:21.133 INFO [stderr]    --> src/lib.rs:830:16
Dec 07 11:53:21.133 INFO [stderr]     |
Dec 07 11:53:21.133 INFO [stderr] 830 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Dec 07 11:53:21.133 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 11:53:21.133 INFO [stderr] 
Dec 07 11:53:21.400 INFO [stderr] warning: variable does not need to be mutable
Dec 07 11:53:21.400 INFO [stderr]    --> src/lib.rs:352:11
Dec 07 11:53:21.400 INFO [stderr]     |
Dec 07 11:53:21.400 INFO [stderr] 352 |       let mut v: Option<usize>;
Dec 07 11:53:21.400 INFO [stderr]     |           ----^
Dec 07 11:53:21.400 INFO [stderr]     |           |
Dec 07 11:53:21.400 INFO [stderr]     |           help: remove this `mut`
Dec 07 11:53:21.400 INFO [stderr]     |
Dec 07 11:53:21.400 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 11:53:21.400 INFO [stderr] 
Dec 07 11:53:22.416 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Dec 07 11:53:22.417 INFO [stderr] su: No module specific data is present
Dec 07 11:53:22.752 INFO running `"docker" "inspect" "529b3798f84a3cd31d6d95f35233c2071c49e9ce1f3fb9ad65735fa961661702"`
Dec 07 11:53:22.958 INFO running `"docker" "rm" "-f" "529b3798f84a3cd31d6d95f35233c2071c49e9ce1f3fb9ad65735fa961661702"`
Dec 07 11:53:23.216 INFO [stdout] 529b3798f84a3cd31d6d95f35233c2071c49e9ce1f3fb9ad65735fa961661702
Dec 07 11:53:23.224 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 11:53:23.607 INFO [stdout] cf627e193a723c22836befcc5fb1661b09ce8a5fc01cee1afd81b3daaf1b81c7
Dec 07 11:53:23.610 INFO running `"docker" "start" "-a" "cf627e193a723c22836befcc5fb1661b09ce8a5fc01cee1afd81b3daaf1b81c7"`
Dec 07 11:53:24.539 INFO [stderr] usermod: no changes
Dec 07 11:53:24.576 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 11:53:24.577 INFO [stderr]      Running /target/debug/deps/graphsearch-4f3061bb01c96ceb
Dec 07 11:53:24.584 INFO [stdout] 
Dec 07 11:53:24.584 INFO [stdout] running 15 tests
Dec 07 11:53:24.585 INFO [stdout] test depth_first_search_test ... ok
Dec 07 11:53:24.585 INFO [stdout] test breadth_first_search_using_index_test_no_valid_path ... ok
Dec 07 11:53:24.585 INFO [stdout] test breadth_first_search_using_index_test ... ok
Dec 07 11:53:24.585 INFO [stdout] test dijkstra_test_no_valid_path ... ok
Dec 07 11:53:24.585 INFO [stdout] test breadth_first_search_test_no_valid_path ... ok
Dec 07 11:53:24.585 INFO [stdout] test dijkstra_using_index_test ... ok
Dec 07 11:53:24.585 INFO [stdout] test breadth_first_search_test ... ok
Dec 07 11:53:24.588 INFO [stdout] test depth_first_search_test_no_valid_path ... ok
Dec 07 11:53:24.588 INFO [stdout] test depth_first_search_using_index_test_no_valid_path ... ok
Dec 07 11:53:24.588 INFO [stdout] test dijkstra_using_index_test_no_valid_path ... ok
Dec 07 11:53:24.588 INFO [stdout] test depth_first_search_using_index_test ... ok
Dec 07 11:53:24.588 INFO [stdout] test search_test ... ok
Dec 07 11:53:24.589 INFO [stdout] test search_using_index_test ... ok
Dec 07 11:53:24.589 INFO [stdout] test search_using_index_test_no_valid_path ... ok
Dec 07 11:53:24.589 INFO [stdout] test search_test_no_valid_path ... ok
Dec 07 11:53:24.589 INFO [stdout] 
Dec 07 11:53:24.589 INFO [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:53:24.589 INFO [stdout] 
Dec 07 11:53:24.592 INFO [stderr]    Doc-tests graphsearch
Dec 07 11:53:25.464 INFO [stdout] 
Dec 07 11:53:25.464 INFO [stdout] running 2 tests
Dec 07 11:53:26.747 INFO [stdout] test src/lib.rs - Graph<T>::new (line 93) ... ok
Dec 07 11:53:26.790 INFO [stdout] test src/lib.rs -  (line 5) ... ok
Dec 07 11:53:26.790 INFO [stdout] 
Dec 07 11:53:26.790 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:53:26.790 INFO [stdout] 
Dec 07 11:53:26.805 INFO [stderr] su: No module specific data is present
Dec 07 11:53:27.240 INFO running `"docker" "inspect" "cf627e193a723c22836befcc5fb1661b09ce8a5fc01cee1afd81b3daaf1b81c7"`
Dec 07 11:53:27.517 INFO running `"docker" "rm" "-f" "cf627e193a723c22836befcc5fb1661b09ce8a5fc01cee1afd81b3daaf1b81c7"`
Dec 07 11:53:27.721 INFO [stdout] cf627e193a723c22836befcc5fb1661b09ce8a5fc01cee1afd81b3daaf1b81c7