Nov 29 00:10:39.539 INFO checking graphsearch-0.6.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 00:10:39.540 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 29 00:10:39.968 INFO [stdout] f6ff2384a3244db0c271e047ba5e86f244dfecfaaa51aba0628c58e58175db49
Nov 29 00:10:39.972 INFO running `"docker" "start" "-a" "f6ff2384a3244db0c271e047ba5e86f244dfecfaaa51aba0628c58e58175db49"`
Nov 29 00:10:40.756 INFO [stderr] usermod: no changes
Nov 29 00:10:40.826 INFO [stderr]     Checking graphsearch v0.6.0 (/source)
Nov 29 00:10:41.580 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.580 INFO [stderr]    --> src/lib.rs:299:14
Nov 29 00:10:41.580 INFO [stderr]     |
Nov 29 00:10:41.580 INFO [stderr] 299 |     for i in (0..path.len()-1) {
Nov 29 00:10:41.580 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.580 INFO [stderr]     |
Nov 29 00:10:41.580 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 29 00:10:41.580 INFO [stderr] 
Nov 29 00:10:41.580 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.580 INFO [stderr]    --> src/lib.rs:320:14
Nov 29 00:10:41.580 INFO [stderr]     |
Nov 29 00:10:41.580 INFO [stderr] 320 |     for i in (0..self.graph.len()) {
Nov 29 00:10:41.580 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.580 INFO [stderr] 
Nov 29 00:10:41.754 INFO [stderr] warning: variable does not need to be mutable
Nov 29 00:10:41.754 INFO [stderr]    --> src/lib.rs:352:11
Nov 29 00:10:41.754 INFO [stderr]     |
Nov 29 00:10:41.754 INFO [stderr] 352 |       let mut v: Option<usize>;
Nov 29 00:10:41.754 INFO [stderr]     |           ----^
Nov 29 00:10:41.754 INFO [stderr]     |           |
Nov 29 00:10:41.754 INFO [stderr]     |           help: remove this `mut`
Nov 29 00:10:41.754 INFO [stderr]     |
Nov 29 00:10:41.756 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 00:10:41.756 INFO [stderr] 
Nov 29 00:10:41.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.772 INFO [stderr]    --> src/lib.rs:299:14
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr] 299 |     for i in (0..path.len()-1) {
Nov 29 00:10:41.772 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 29 00:10:41.772 INFO [stderr] 
Nov 29 00:10:41.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.772 INFO [stderr]    --> src/lib.rs:320:14
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr] 320 |     for i in (0..self.graph.len()) {
Nov 29 00:10:41.772 INFO [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.772 INFO [stderr] 
Nov 29 00:10:41.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.772 INFO [stderr]    --> src/lib.rs:432:16
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr] 432 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Nov 29 00:10:41.772 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.772 INFO [stderr] 
Nov 29 00:10:41.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.772 INFO [stderr]    --> src/lib.rs:493:16
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr] 493 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Nov 29 00:10:41.772 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.772 INFO [stderr] 
Nov 29 00:10:41.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.772 INFO [stderr]    --> src/lib.rs:556:16
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr] 556 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Nov 29 00:10:41.772 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.772 INFO [stderr] 
Nov 29 00:10:41.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.772 INFO [stderr]    --> src/lib.rs:616:16
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr] 616 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Nov 29 00:10:41.772 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.772 INFO [stderr] 
Nov 29 00:10:41.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.772 INFO [stderr]    --> src/lib.rs:678:16
Nov 29 00:10:41.772 INFO [stderr]     |
Nov 29 00:10:41.772 INFO [stderr] 678 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Nov 29 00:10:41.773 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.773 INFO [stderr] 
Nov 29 00:10:41.773 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.773 INFO [stderr]    --> src/lib.rs:738:16
Nov 29 00:10:41.773 INFO [stderr]     |
Nov 29 00:10:41.773 INFO [stderr] 738 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Nov 29 00:10:41.773 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.773 INFO [stderr] 
Nov 29 00:10:41.773 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 00:10:41.773 INFO [stderr]    --> src/lib.rs:830:16
Nov 29 00:10:41.773 INFO [stderr]     |
Nov 29 00:10:41.773 INFO [stderr] 830 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Nov 29 00:10:41.773 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 00:10:41.773 INFO [stderr] 
Nov 29 00:10:42.120 INFO [stderr] warning: variable does not need to be mutable
Nov 29 00:10:42.120 INFO [stderr]    --> src/lib.rs:352:11
Nov 29 00:10:42.120 INFO [stderr]     |
Nov 29 00:10:42.120 INFO [stderr] 352 |       let mut v: Option<usize>;
Nov 29 00:10:42.120 INFO [stderr]     |           ----^
Nov 29 00:10:42.120 INFO [stderr]     |           |
Nov 29 00:10:42.120 INFO [stderr]     |           help: remove this `mut`
Nov 29 00:10:42.120 INFO [stderr]     |
Nov 29 00:10:42.120 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 00:10:42.120 INFO [stderr] 
Nov 29 00:10:42.256 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Nov 29 00:10:42.276 INFO [stderr] su: No module specific data is present
Nov 29 00:10:43.061 INFO running `"docker" "inspect" "f6ff2384a3244db0c271e047ba5e86f244dfecfaaa51aba0628c58e58175db49"`
Nov 29 00:10:43.224 INFO running `"docker" "rm" "-f" "f6ff2384a3244db0c271e047ba5e86f244dfecfaaa51aba0628c58e58175db49"`
Nov 29 00:10:43.415 INFO [stdout] f6ff2384a3244db0c271e047ba5e86f244dfecfaaa51aba0628c58e58175db49