Sep 04 08:40:21.191 INFO checking parallel-0.11.3 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 08:40:21.192 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 08:40:21.192 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 08:40:21.385 INFO blam! b0cb476010d430040d36538c21b900878a39b9596c9f0dc3de0710908ee0b962
Sep 04 08:40:21.388 INFO running `"docker" "start" "-a" "b0cb476010d430040d36538c21b900878a39b9596c9f0dc3de0710908ee0b962"`
Sep 04 08:40:21.976 INFO kablam!     Checking numtoa v0.0.7
Sep 04 08:40:21.976 INFO kablam!     Checking permutate v0.3.2
Sep 04 08:40:21.976 INFO kablam!    Compiling sys-info v0.4.1
Sep 04 08:40:23.375 INFO kablam!     Checking parallel v0.11.3 (file:///source)
Sep 04 08:40:23.913 INFO kablam! warning: unnecessary parentheses around method argument
Sep 04 08:40:23.913 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Sep 04 08:40:23.913 INFO kablam!     |
Sep 04 08:40:23.913 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Sep 04 08:40:23.913 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Sep 04 08:40:23.913 INFO kablam!     |
Sep 04 08:40:23.913 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 04 08:40:23.913 INFO kablam! 
Sep 04 08:40:23.915 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 08:40:23.915 INFO kablam!    --> src/main.rs:242:9
Sep 04 08:40:23.915 INFO kablam!     |
Sep 04 08:40:23.915 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 04 08:40:23.915 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 08:40:23.915 INFO kablam!     |
Sep 04 08:40:23.915 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 04 08:40:23.915 INFO kablam! 
Sep 04 08:40:23.915 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 08:40:23.915 INFO kablam!    --> src/main.rs:245:9
Sep 04 08:40:23.915 INFO kablam!     |
Sep 04 08:40:23.915 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 04 08:40:23.915 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 08:40:23.915 INFO kablam! 
Sep 04 08:40:24.139 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 08:40:24.139 INFO kablam!    --> src/main.rs:242:9
Sep 04 08:40:24.139 INFO kablam!     |
Sep 04 08:40:24.139 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 04 08:40:24.139 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 08:40:24.139 INFO kablam!     |
Sep 04 08:40:24.139 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 04 08:40:24.139 INFO kablam! 
Sep 04 08:40:24.140 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 08:40:24.140 INFO kablam!    --> src/main.rs:245:9
Sep 04 08:40:24.140 INFO kablam!     |
Sep 04 08:40:24.140 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 04 08:40:24.140 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 08:40:24.140 INFO kablam! 
Sep 04 08:40:25.531 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:40:25.531 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 04 08:40:25.531 INFO kablam!     |
Sep 04 08:40:25.531 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 04 08:40:25.531 INFO kablam!     |         ----^^^^^^^^^^^
Sep 04 08:40:25.531 INFO kablam!     |         |
Sep 04 08:40:25.531 INFO kablam!     |         help: remove this `mut`
Sep 04 08:40:25.531 INFO kablam!     |
Sep 04 08:40:25.531 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 08:40:25.531 INFO kablam! 
Sep 04 08:40:25.651 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:40:25.651 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 04 08:40:25.651 INFO kablam!    |
Sep 04 08:40:25.651 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 04 08:40:25.651 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 04 08:40:25.651 INFO kablam!    |             |
Sep 04 08:40:25.651 INFO kablam!    |             help: remove this `mut`
Sep 04 08:40:25.651 INFO kablam! 
Sep 04 08:40:25.666 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:40:25.667 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 04 08:40:25.667 INFO kablam!     |
Sep 04 08:40:25.667 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 04 08:40:25.667 INFO kablam!     |         ----^^^^^^^^^^^
Sep 04 08:40:25.667 INFO kablam!     |         |
Sep 04 08:40:25.667 INFO kablam!     |         help: remove this `mut`
Sep 04 08:40:25.667 INFO kablam!     |
Sep 04 08:40:25.667 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 08:40:25.667 INFO kablam! 
Sep 04 08:40:25.748 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:40:25.748 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 04 08:40:25.748 INFO kablam!    |
Sep 04 08:40:25.748 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 04 08:40:25.748 INFO kablam!    |                 ----^^^^^^
Sep 04 08:40:25.748 INFO kablam!    |                 |
Sep 04 08:40:25.748 INFO kablam!    |                 help: remove this `mut`
Sep 04 08:40:25.748 INFO kablam! 
Sep 04 08:40:25.751 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:40:25.751 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 04 08:40:25.751 INFO kablam!    |
Sep 04 08:40:25.751 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 04 08:40:25.751 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 04 08:40:25.751 INFO kablam!    |             |
Sep 04 08:40:25.751 INFO kablam!    |             help: remove this `mut`
Sep 04 08:40:25.751 INFO kablam! 
Sep 04 08:40:25.829 INFO kablam! warning: variable does not need to be mutable
Sep 04 08:40:25.829 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 04 08:40:25.829 INFO kablam!    |
Sep 04 08:40:25.829 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 04 08:40:25.829 INFO kablam!    |                 ----^^^^^^
Sep 04 08:40:25.829 INFO kablam!    |                 |
Sep 04 08:40:25.829 INFO kablam!    |                 help: remove this `mut`
Sep 04 08:40:25.829 INFO kablam! 
Sep 04 08:40:25.955 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
Sep 04 08:40:25.959 INFO kablam! su: No module specific data is present
Sep 04 08:40:26.423 INFO running `"docker" "rm" "-f" "b0cb476010d430040d36538c21b900878a39b9596c9f0dc3de0710908ee0b962"`
Sep 04 08:40:26.543 INFO blam! b0cb476010d430040d36538c21b900878a39b9596c9f0dc3de0710908ee0b962