Sep 21 09:05:53.159 INFO checking graphsearch-0.6.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 09:05:53.159 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 09:05:53.159 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 09:05:53.360 INFO blam! c26befc654e419e04e622665f2a56077aa8638ef2a9e06678f89debdd3fcdfa3
Sep 21 09:05:53.362 INFO running `"docker" "start" "-a" "c26befc654e419e04e622665f2a56077aa8638ef2a9e06678f89debdd3fcdfa3"`
Sep 21 09:05:55.269 INFO kablam! usermod: no changes
Sep 21 09:05:55.338 INFO kablam!     Checking graphsearch v0.6.0 (/source)
Sep 21 09:05:55.945 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:55.945 INFO kablam!    --> src/lib.rs:299:14
Sep 21 09:05:55.945 INFO kablam!     |
Sep 21 09:05:55.945 INFO kablam! 299 |     for i in (0..path.len()-1) {
Sep 21 09:05:55.945 INFO kablam!     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:55.945 INFO kablam!     |
Sep 21 09:05:55.945 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 21 09:05:55.945 INFO kablam! 
Sep 21 09:05:55.945 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:55.945 INFO kablam!    --> src/lib.rs:320:14
Sep 21 09:05:55.945 INFO kablam!     |
Sep 21 09:05:55.945 INFO kablam! 320 |     for i in (0..self.graph.len()) {
Sep 21 09:05:55.945 INFO kablam!     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:55.945 INFO kablam! 
Sep 21 09:05:56.090 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.090 INFO kablam!    --> src/lib.rs:299:14
Sep 21 09:05:56.090 INFO kablam!     |
Sep 21 09:05:56.090 INFO kablam! 299 |     for i in (0..path.len()-1) {
Sep 21 09:05:56.090 INFO kablam!     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.090 INFO kablam!     |
Sep 21 09:05:56.090 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 21 09:05:56.090 INFO kablam! 
Sep 21 09:05:56.090 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.090 INFO kablam!    --> src/lib.rs:320:14
Sep 21 09:05:56.090 INFO kablam!     |
Sep 21 09:05:56.090 INFO kablam! 320 |     for i in (0..self.graph.len()) {
Sep 21 09:05:56.090 INFO kablam!     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.090 INFO kablam! 
Sep 21 09:05:56.090 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.090 INFO kablam!    --> src/lib.rs:432:16
Sep 21 09:05:56.090 INFO kablam!     |
Sep 21 09:05:56.090 INFO kablam! 432 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 21 09:05:56.090 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.090 INFO kablam! 
Sep 21 09:05:56.106 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.106 INFO kablam!    --> src/lib.rs:493:16
Sep 21 09:05:56.106 INFO kablam!     |
Sep 21 09:05:56.106 INFO kablam! 493 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 21 09:05:56.106 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.106 INFO kablam! 
Sep 21 09:05:56.106 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.106 INFO kablam!    --> src/lib.rs:556:16
Sep 21 09:05:56.106 INFO kablam!     |
Sep 21 09:05:56.106 INFO kablam! 556 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 21 09:05:56.106 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.106 INFO kablam! 
Sep 21 09:05:56.106 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.106 INFO kablam!    --> src/lib.rs:616:16
Sep 21 09:05:56.106 INFO kablam!     |
Sep 21 09:05:56.106 INFO kablam! 616 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 21 09:05:56.106 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.106 INFO kablam! 
Sep 21 09:05:56.106 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.106 INFO kablam!    --> src/lib.rs:678:16
Sep 21 09:05:56.106 INFO kablam!     |
Sep 21 09:05:56.106 INFO kablam! 678 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 21 09:05:56.106 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.106 INFO kablam! 
Sep 21 09:05:56.106 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.106 INFO kablam!    --> src/lib.rs:738:16
Sep 21 09:05:56.106 INFO kablam!     |
Sep 21 09:05:56.106 INFO kablam! 738 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 21 09:05:56.106 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.106 INFO kablam! 
Sep 21 09:05:56.106 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 21 09:05:56.106 INFO kablam!    --> src/lib.rs:830:16
Sep 21 09:05:56.106 INFO kablam!     |
Sep 21 09:05:56.106 INFO kablam! 830 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 21 09:05:56.106 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 09:05:56.106 INFO kablam! 
Sep 21 09:05:56.122 INFO kablam! warning: variable does not need to be mutable
Sep 21 09:05:56.122 INFO kablam!    --> src/lib.rs:352:11
Sep 21 09:05:56.122 INFO kablam!     |
Sep 21 09:05:56.122 INFO kablam! 352 |       let mut v: Option<usize>;
Sep 21 09:05:56.122 INFO kablam!     |           ----^
Sep 21 09:05:56.122 INFO kablam!     |           |
Sep 21 09:05:56.122 INFO kablam!     |           help: remove this `mut`
Sep 21 09:05:56.122 INFO kablam!     |
Sep 21 09:05:56.122 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 09:05:56.122 INFO kablam! 
Sep 21 09:05:56.670 INFO kablam! warning: variable does not need to be mutable
Sep 21 09:05:56.670 INFO kablam!    --> src/lib.rs:352:11
Sep 21 09:05:56.670 INFO kablam!     |
Sep 21 09:05:56.670 INFO kablam! 352 |       let mut v: Option<usize>;
Sep 21 09:05:56.670 INFO kablam!     |           ----^
Sep 21 09:05:56.670 INFO kablam!     |           |
Sep 21 09:05:56.670 INFO kablam!     |           help: remove this `mut`
Sep 21 09:05:56.670 INFO kablam!     |
Sep 21 09:05:56.678 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 09:05:56.678 INFO kablam! 
Sep 21 09:05:56.782 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
Sep 21 09:05:56.784 INFO kablam! su: No module specific data is present
Sep 21 09:05:57.968 INFO running `"docker" "rm" "-f" "c26befc654e419e04e622665f2a56077aa8638ef2a9e06678f89debdd3fcdfa3"`
Sep 21 09:05:58.091 INFO blam! c26befc654e419e04e622665f2a56077aa8638ef2a9e06678f89debdd3fcdfa3