Sep 14 15:15:03.124 INFO checking graphsearch-0.6.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 15:15:03.124 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 15:15:03.124 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 15:15:03.401 INFO blam! 74eb6349a912c6df8d0843de89442cd768b7d5501eb26ace783738ffe08e875d
Sep 14 15:15:03.404 INFO running `"docker" "start" "-a" "74eb6349a912c6df8d0843de89442cd768b7d5501eb26ace783738ffe08e875d"`
Sep 14 15:15:03.956 INFO kablam! usermod: no changes
Sep 14 15:15:03.982 INFO kablam!     Checking graphsearch v0.6.0 (file:///source)
Sep 14 15:15:04.238 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.238 INFO kablam!    --> src/lib.rs:299:14
Sep 14 15:15:04.238 INFO kablam!     |
Sep 14 15:15:04.238 INFO kablam! 299 |     for i in (0..path.len()-1) {
Sep 14 15:15:04.238 INFO kablam!     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.238 INFO kablam!     |
Sep 14 15:15:04.238 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 14 15:15:04.238 INFO kablam! 
Sep 14 15:15:04.238 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.238 INFO kablam!    --> src/lib.rs:320:14
Sep 14 15:15:04.238 INFO kablam!     |
Sep 14 15:15:04.238 INFO kablam! 320 |     for i in (0..self.graph.len()) {
Sep 14 15:15:04.238 INFO kablam!     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.238 INFO kablam! 
Sep 14 15:15:04.310 INFO kablam! warning: variable does not need to be mutable
Sep 14 15:15:04.310 INFO kablam!    --> src/lib.rs:352:11
Sep 14 15:15:04.310 INFO kablam!     |
Sep 14 15:15:04.310 INFO kablam! 352 |       let mut v: Option<usize>;
Sep 14 15:15:04.310 INFO kablam!     |           ----^
Sep 14 15:15:04.310 INFO kablam!     |           |
Sep 14 15:15:04.310 INFO kablam!     |           help: remove this `mut`
Sep 14 15:15:04.310 INFO kablam!     |
Sep 14 15:15:04.310 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 15:15:04.310 INFO kablam! 
Sep 14 15:15:04.319 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.319 INFO kablam!    --> src/lib.rs:299:14
Sep 14 15:15:04.319 INFO kablam!     |
Sep 14 15:15:04.319 INFO kablam! 299 |     for i in (0..path.len()-1) {
Sep 14 15:15:04.319 INFO kablam!     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.319 INFO kablam!     |
Sep 14 15:15:04.319 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 14 15:15:04.319 INFO kablam! 
Sep 14 15:15:04.319 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.319 INFO kablam!    --> src/lib.rs:320:14
Sep 14 15:15:04.319 INFO kablam!     |
Sep 14 15:15:04.319 INFO kablam! 320 |     for i in (0..self.graph.len()) {
Sep 14 15:15:04.319 INFO kablam!     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.319 INFO kablam! 
Sep 14 15:15:04.319 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.319 INFO kablam!    --> src/lib.rs:432:16
Sep 14 15:15:04.319 INFO kablam!     |
Sep 14 15:15:04.319 INFO kablam! 432 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 14 15:15:04.319 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.319 INFO kablam! 
Sep 14 15:15:04.319 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.319 INFO kablam!    --> src/lib.rs:493:16
Sep 14 15:15:04.319 INFO kablam!     |
Sep 14 15:15:04.319 INFO kablam! 493 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 14 15:15:04.319 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.319 INFO kablam! 
Sep 14 15:15:04.319 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.319 INFO kablam!    --> src/lib.rs:556:16
Sep 14 15:15:04.319 INFO kablam!     |
Sep 14 15:15:04.319 INFO kablam! 556 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 14 15:15:04.319 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.319 INFO kablam! 
Sep 14 15:15:04.319 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.319 INFO kablam!    --> src/lib.rs:616:16
Sep 14 15:15:04.319 INFO kablam!     |
Sep 14 15:15:04.319 INFO kablam! 616 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 14 15:15:04.319 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.319 INFO kablam! 
Sep 14 15:15:04.319 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.319 INFO kablam!    --> src/lib.rs:678:16
Sep 14 15:15:04.320 INFO kablam!     |
Sep 14 15:15:04.320 INFO kablam! 678 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 14 15:15:04.320 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.320 INFO kablam! 
Sep 14 15:15:04.326 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.327 INFO kablam!    --> src/lib.rs:738:16
Sep 14 15:15:04.327 INFO kablam!     |
Sep 14 15:15:04.327 INFO kablam! 738 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 14 15:15:04.327 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.327 INFO kablam! 
Sep 14 15:15:04.327 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 14 15:15:04.327 INFO kablam!    --> src/lib.rs:830:16
Sep 14 15:15:04.327 INFO kablam!     |
Sep 14 15:15:04.327 INFO kablam! 830 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
Sep 14 15:15:04.327 INFO kablam!     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 15:15:04.327 INFO kablam! 
Sep 14 15:15:04.606 INFO kablam! warning: variable does not need to be mutable
Sep 14 15:15:04.606 INFO kablam!    --> src/lib.rs:352:11
Sep 14 15:15:04.606 INFO kablam!     |
Sep 14 15:15:04.606 INFO kablam! 352 |       let mut v: Option<usize>;
Sep 14 15:15:04.606 INFO kablam!     |           ----^
Sep 14 15:15:04.606 INFO kablam!     |           |
Sep 14 15:15:04.606 INFO kablam!     |           help: remove this `mut`
Sep 14 15:15:04.606 INFO kablam!     |
Sep 14 15:15:04.606 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 15:15:04.606 INFO kablam! 
Sep 14 15:15:04.718 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Sep 14 15:15:04.720 INFO kablam! su: No module specific data is present
Sep 14 15:15:05.220 INFO running `"docker" "rm" "-f" "74eb6349a912c6df8d0843de89442cd768b7d5501eb26ace783738ffe08e875d"`
Sep 14 15:15:05.298 INFO blam! 74eb6349a912c6df8d0843de89442cd768b7d5501eb26ace783738ffe08e875d