Sep 03 17:25:20.693 INFO checking mmstick/parallel against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 03 17:25:20.693 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 03 17:25:20.693 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/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 03 17:25:20.914 INFO blam! 9fb9dc9876d9fd6e6be6376d23ad46c5b14523605aa5c146f0032fa00a500dd7
Sep 03 17:25:20.916 INFO running `"docker" "start" "-a" "9fb9dc9876d9fd6e6be6376d23ad46c5b14523605aa5c146f0032fa00a500dd7"`
Sep 03 17:25:21.575 INFO kablam!     Checking numtoa v0.0.7
Sep 03 17:25:21.575 INFO kablam!     Checking permutate v0.3.2
Sep 03 17:25:21.575 INFO kablam!    Compiling sys-info v0.5.0
Sep 03 17:25:21.577 INFO kablam!     Checking wait-timeout v0.1.5
Sep 03 17:25:21.579 INFO kablam!     Checking num_cpus v1.5.1
Sep 03 17:25:22.961 INFO kablam!     Checking parallel v0.11.3 (file:///source)
Sep 03 17:25:23.316 INFO kablam! warning: doc comment not used by rustdoc
Sep 03 17:25:23.316 INFO kablam!    --> src/main.rs:242:9
Sep 03 17:25:23.316 INFO kablam!     |
Sep 03 17:25:23.316 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 03 17:25:23.316 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 17:25:23.317 INFO kablam!     |
Sep 03 17:25:23.317 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 03 17:25:23.317 INFO kablam! 
Sep 03 17:25:23.317 INFO kablam! warning: doc comment not used by rustdoc
Sep 03 17:25:23.317 INFO kablam!    --> src/main.rs:245:9
Sep 03 17:25:23.317 INFO kablam!     |
Sep 03 17:25:23.317 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 03 17:25:23.317 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 17:25:23.317 INFO kablam! 
Sep 03 17:25:23.378 INFO kablam! warning: unnecessary parentheses around method argument
Sep 03 17:25:23.378 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Sep 03 17:25:23.378 INFO kablam!     |
Sep 03 17:25:23.378 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Sep 03 17:25:23.378 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Sep 03 17:25:23.379 INFO kablam!     |
Sep 03 17:25:23.379 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 03 17:25:23.379 INFO kablam! 
Sep 03 17:25:23.382 INFO kablam! warning: doc comment not used by rustdoc
Sep 03 17:25:23.382 INFO kablam!    --> src/main.rs:242:9
Sep 03 17:25:23.382 INFO kablam!     |
Sep 03 17:25:23.382 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 03 17:25:23.382 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 17:25:23.382 INFO kablam!     |
Sep 03 17:25:23.382 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 03 17:25:23.382 INFO kablam! 
Sep 03 17:25:23.383 INFO kablam! warning: doc comment not used by rustdoc
Sep 03 17:25:23.383 INFO kablam!    --> src/main.rs:245:9
Sep 03 17:25:23.383 INFO kablam!     |
Sep 03 17:25:23.383 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 03 17:25:23.383 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 17:25:23.383 INFO kablam! 
Sep 03 17:25:25.083 INFO kablam! warning: variable does not need to be mutable
Sep 03 17:25:25.083 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 03 17:25:25.083 INFO kablam!     |
Sep 03 17:25:25.083 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 03 17:25:25.083 INFO kablam!     |         ----^^^^^^^^^^^
Sep 03 17:25:25.083 INFO kablam!     |         |
Sep 03 17:25:25.083 INFO kablam!     |         help: remove this `mut`
Sep 03 17:25:25.083 INFO kablam!     |
Sep 03 17:25:25.083 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 03 17:25:25.083 INFO kablam! 
Sep 03 17:25:25.218 INFO kablam! warning: variable does not need to be mutable
Sep 03 17:25:25.218 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 03 17:25:25.218 INFO kablam!    |
Sep 03 17:25:25.218 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 03 17:25:25.218 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 03 17:25:25.218 INFO kablam!    |             |
Sep 03 17:25:25.218 INFO kablam!    |             help: remove this `mut`
Sep 03 17:25:25.218 INFO kablam! 
Sep 03 17:25:25.353 INFO kablam! warning: variable does not need to be mutable
Sep 03 17:25:25.353 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 03 17:25:25.353 INFO kablam!    |
Sep 03 17:25:25.353 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 03 17:25:25.353 INFO kablam!    |                 ----^^^^^^
Sep 03 17:25:25.353 INFO kablam!    |                 |
Sep 03 17:25:25.353 INFO kablam!    |                 help: remove this `mut`
Sep 03 17:25:25.353 INFO kablam! 
Sep 03 17:25:25.400 INFO kablam! warning: variable does not need to be mutable
Sep 03 17:25:25.400 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 03 17:25:25.400 INFO kablam!     |
Sep 03 17:25:25.400 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 03 17:25:25.400 INFO kablam!     |         ----^^^^^^^^^^^
Sep 03 17:25:25.400 INFO kablam!     |         |
Sep 03 17:25:25.400 INFO kablam!     |         help: remove this `mut`
Sep 03 17:25:25.401 INFO kablam!     |
Sep 03 17:25:25.401 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 03 17:25:25.401 INFO kablam! 
Sep 03 17:25:25.583 INFO kablam! warning: variable does not need to be mutable
Sep 03 17:25:25.583 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 03 17:25:25.583 INFO kablam!    |
Sep 03 17:25:25.583 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 03 17:25:25.583 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 03 17:25:25.583 INFO kablam!    |             |
Sep 03 17:25:25.583 INFO kablam!    |             help: remove this `mut`
Sep 03 17:25:25.583 INFO kablam! 
Sep 03 17:25:25.723 INFO kablam! warning: variable does not need to be mutable
Sep 03 17:25:25.723 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 03 17:25:25.723 INFO kablam!    |
Sep 03 17:25:25.723 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 03 17:25:25.723 INFO kablam!    |                 ----^^^^^^
Sep 03 17:25:25.723 INFO kablam!    |                 |
Sep 03 17:25:25.723 INFO kablam!    |                 help: remove this `mut`
Sep 03 17:25:25.723 INFO kablam! 
Sep 03 17:25:26.007 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
Sep 03 17:25:26.012 INFO kablam! su: No module specific data is present
Sep 03 17:25:26.481 INFO running `"docker" "rm" "-f" "9fb9dc9876d9fd6e6be6376d23ad46c5b14523605aa5c146f0032fa00a500dd7"`
Sep 03 17:25:26.633 INFO blam! 9fb9dc9876d9fd6e6be6376d23ad46c5b14523605aa5c146f0032fa00a500dd7