Sep 04 11:41:08.280 INFO checking parallel-0.11.3 against try#5fe695a3844714c70e8f7731a553f7947987a68a for pr-53913
Sep 04 11:41:08.280 INFO running: cargo +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets
Sep 04 11:41:08.280 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/try#5fe695a3844714c70e8f7731a553f7947987a68a:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/try#5fe695a3844714c70e8f7731a553f7947987a68a:/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=500" "-e" "CMD=cargo +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:41:08.474 INFO blam! 44e475609f5d94e98dc5e8bd14d2b3644dfc45630d50a57872b98d2927b3567f
Sep 04 11:41:08.476 INFO running `"docker" "start" "-a" "44e475609f5d94e98dc5e8bd14d2b3644dfc45630d50a57872b98d2927b3567f"`
Sep 04 11:41:09.180 INFO kablam!     Checking numtoa v0.0.7
Sep 04 11:41:09.180 INFO kablam!     Checking permutate v0.3.2
Sep 04 11:41:09.180 INFO kablam!    Compiling sys-info v0.4.1
Sep 04 11:41:10.356 INFO kablam!     Checking parallel v0.11.3 (file:///source)
Sep 04 11:41:11.124 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 11:41:11.124 INFO kablam!    --> src/main.rs:242:9
Sep 04 11:41:11.124 INFO kablam!     |
Sep 04 11:41:11.124 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 04 11:41:11.124 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:41:11.124 INFO kablam!     |
Sep 04 11:41:11.124 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 04 11:41:11.124 INFO kablam! 
Sep 04 11:41:11.125 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 11:41:11.125 INFO kablam!    --> src/main.rs:245:9
Sep 04 11:41:11.125 INFO kablam!     |
Sep 04 11:41:11.125 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 04 11:41:11.125 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:41:11.125 INFO kablam! 
Sep 04 11:41:11.259 INFO kablam! warning: unnecessary parentheses around method argument
Sep 04 11:41:11.259 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Sep 04 11:41:11.259 INFO kablam!     |
Sep 04 11:41:11.259 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Sep 04 11:41:11.259 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Sep 04 11:41:11.259 INFO kablam!     |
Sep 04 11:41:11.259 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 04 11:41:11.259 INFO kablam! 
Sep 04 11:41:11.262 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 11:41:11.262 INFO kablam!    --> src/main.rs:242:9
Sep 04 11:41:11.262 INFO kablam!     |
Sep 04 11:41:11.262 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 04 11:41:11.262 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:41:11.262 INFO kablam!     |
Sep 04 11:41:11.262 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 04 11:41:11.262 INFO kablam! 
Sep 04 11:41:11.262 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 11:41:11.262 INFO kablam!    --> src/main.rs:245:9
Sep 04 11:41:11.262 INFO kablam!     |
Sep 04 11:41:11.262 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 04 11:41:11.262 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:41:11.262 INFO kablam! 
Sep 04 11:41:12.517 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:41:12.518 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 04 11:41:12.518 INFO kablam!     |
Sep 04 11:41:12.518 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 04 11:41:12.518 INFO kablam!     |         ----^^^^^^^^^^^
Sep 04 11:41:12.518 INFO kablam!     |         |
Sep 04 11:41:12.518 INFO kablam!     |         help: remove this `mut`
Sep 04 11:41:12.518 INFO kablam!     |
Sep 04 11:41:12.518 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 11:41:12.518 INFO kablam! 
Sep 04 11:41:12.641 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:41:12.641 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 04 11:41:12.641 INFO kablam!    |
Sep 04 11:41:12.642 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 04 11:41:12.642 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 04 11:41:12.642 INFO kablam!    |             |
Sep 04 11:41:12.642 INFO kablam!    |             help: remove this `mut`
Sep 04 11:41:12.642 INFO kablam! 
Sep 04 11:41:12.754 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:41:12.754 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 04 11:41:12.754 INFO kablam!    |
Sep 04 11:41:12.754 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 04 11:41:12.754 INFO kablam!    |                 ----^^^^^^
Sep 04 11:41:12.754 INFO kablam!    |                 |
Sep 04 11:41:12.754 INFO kablam!    |                 help: remove this `mut`
Sep 04 11:41:12.754 INFO kablam! 
Sep 04 11:41:12.901 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:41:12.901 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 04 11:41:12.901 INFO kablam!     |
Sep 04 11:41:12.901 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 04 11:41:12.901 INFO kablam!     |         ----^^^^^^^^^^^
Sep 04 11:41:12.901 INFO kablam!     |         |
Sep 04 11:41:12.901 INFO kablam!     |         help: remove this `mut`
Sep 04 11:41:12.901 INFO kablam!     |
Sep 04 11:41:12.901 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 11:41:12.901 INFO kablam! 
Sep 04 11:41:13.023 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:41:13.023 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 04 11:41:13.023 INFO kablam!    |
Sep 04 11:41:13.023 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 04 11:41:13.023 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 04 11:41:13.024 INFO kablam!    |             |
Sep 04 11:41:13.024 INFO kablam!    |             help: remove this `mut`
Sep 04 11:41:13.024 INFO kablam! 
Sep 04 11:41:13.105 INFO kablam! warning: variable does not need to be mutable
Sep 04 11:41:13.105 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 04 11:41:13.105 INFO kablam!    |
Sep 04 11:41:13.105 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 04 11:41:13.105 INFO kablam!    |                 ----^^^^^^
Sep 04 11:41:13.105 INFO kablam!    |                 |
Sep 04 11:41:13.105 INFO kablam!    |                 help: remove this `mut`
Sep 04 11:41:13.105 INFO kablam! 
Sep 04 11:41:13.266 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.12s
Sep 04 11:41:13.271 INFO kablam! su: No module specific data is present
Sep 04 11:41:13.750 INFO running `"docker" "rm" "-f" "44e475609f5d94e98dc5e8bd14d2b3644dfc45630d50a57872b98d2927b3567f"`
Sep 04 11:41:13.841 INFO blam! 44e475609f5d94e98dc5e8bd14d2b3644dfc45630d50a57872b98d2927b3567f