Sep 10 17:04:04.710 INFO checking graphsearch-0.6.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 17:04:04.710 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 17:04:04.710 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 17:04:05.022 INFO blam! b1c5f1d150b61a05fc6118b6bae9581f3de584008ecd1d71100e97d6ad334fcb
Sep 10 17:04:05.024 INFO running `"docker" "start" "-a" "b1c5f1d150b61a05fc6118b6bae9581f3de584008ecd1d71100e97d6ad334fcb"`
Sep 10 17:04:05.904 INFO kablam! usermod: no changes
Sep 10 17:04:05.974 INFO kablam!     Checking graphsearch v0.6.0 (file:///source)
Sep 10 17:04:06.370 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.370 INFO kablam!    --> src/lib.rs:299:14
Sep 10 17:04:06.370 INFO kablam!     |
Sep 10 17:04:06.370 INFO kablam! 299 |     for i in (0..path.len()-1) {
Sep 10 17:04:06.370 INFO kablam!     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.370 INFO kablam!     |
Sep 10 17:04:06.370 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:320:14
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 320 |     for i in (0..self.graph.len()) {
Sep 10 17:04:06.371 INFO kablam!     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:432:16
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 432 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 10 17:04:06.371 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:493:16
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 493 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 10 17:04:06.371 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:556:16
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 556 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 10 17:04:06.371 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:616:16
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 616 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 10 17:04:06.371 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:299:14
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 299 |     for i in (0..path.len()-1) {
Sep 10 17:04:06.371 INFO kablam!     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:678:16
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 678 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 10 17:04:06.371 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:320:14
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 320 |     for i in (0..self.graph.len()) {
Sep 10 17:04:06.371 INFO kablam!     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:738:16
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 738 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 10 17:04:06.371 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.371 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 17:04:06.371 INFO kablam!    --> src/lib.rs:830:16
Sep 10 17:04:06.371 INFO kablam!     |
Sep 10 17:04:06.371 INFO kablam! 830 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 10 17:04:06.371 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 17:04:06.371 INFO kablam! 
Sep 10 17:04:06.462 INFO kablam! warning: variable does not need to be mutable
Sep 10 17:04:06.462 INFO kablam!    --> src/lib.rs:352:11
Sep 10 17:04:06.462 INFO kablam!     |
Sep 10 17:04:06.462 INFO kablam! 352 |       let mut v: Option<usize>;
Sep 10 17:04:06.462 INFO kablam!     |           ----^
Sep 10 17:04:06.462 INFO kablam!     |           |
Sep 10 17:04:06.462 INFO kablam!     |           help: remove this `mut`
Sep 10 17:04:06.462 INFO kablam!     |
Sep 10 17:04:06.462 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 17:04:06.462 INFO kablam! 
Sep 10 17:04:06.706 INFO kablam! warning: variable does not need to be mutable
Sep 10 17:04:06.706 INFO kablam!    --> src/lib.rs:352:11
Sep 10 17:04:06.706 INFO kablam!     |
Sep 10 17:04:06.706 INFO kablam! 352 |       let mut v: Option<usize>;
Sep 10 17:04:06.706 INFO kablam!     |           ----^
Sep 10 17:04:06.706 INFO kablam!     |           |
Sep 10 17:04:06.706 INFO kablam!     |           help: remove this `mut`
Sep 10 17:04:06.706 INFO kablam!     |
Sep 10 17:04:06.706 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 17:04:06.706 INFO kablam! 
Sep 10 17:04:06.819 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Sep 10 17:04:06.830 INFO kablam! su: No module specific data is present
Sep 10 17:04:07.813 INFO running `"docker" "rm" "-f" "b1c5f1d150b61a05fc6118b6bae9581f3de584008ecd1d71100e97d6ad334fcb"`
Sep 10 17:04:07.937 INFO blam! b1c5f1d150b61a05fc6118b6bae9581f3de584008ecd1d71100e97d6ad334fcb