Sep 01 14:15:22.300 INFO checking mmstick/parallel against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 14:15:22.300 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 14:15:22.300 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 14:15:22.461 INFO blam! 31d167cef5d5768c53beac5727a6f9f3ceb06d7915815bb9a883c9fd9c2521e6
Sep 01 14:15:22.463 INFO running `"docker" "start" "-a" "31d167cef5d5768c53beac5727a6f9f3ceb06d7915815bb9a883c9fd9c2521e6"`
Sep 01 14:15:22.983 INFO kablam!     Checking libc v0.2.23
Sep 01 14:15:22.983 INFO kablam!     Checking numtoa v0.0.7
Sep 01 14:15:22.983 INFO kablam!     Checking permutate v0.3.2
Sep 01 14:15:22.983 INFO kablam!    Compiling sys-info v0.5.0
Sep 01 14:15:22.983 INFO kablam!     Checking arrayvec v0.4.6
Sep 01 14:15:24.625 INFO kablam!     Checking num_cpus v1.5.1
Sep 01 14:15:24.626 INFO kablam!     Checking wait-timeout v0.1.5
Sep 01 14:15:24.626 INFO kablam!     Checking time v0.1.37
Sep 01 14:15:25.980 INFO kablam!     Checking parallel v0.11.3 (file:///source)
Sep 01 14:15:26.375 INFO kablam! warning: doc comment not used by rustdoc
Sep 01 14:15:26.375 INFO kablam!    --> src/main.rs:242:9
Sep 01 14:15:26.375 INFO kablam!     |
Sep 01 14:15:26.375 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 01 14:15:26.375 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 14:15:26.375 INFO kablam!     |
Sep 01 14:15:26.375 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 01 14:15:26.375 INFO kablam! 
Sep 01 14:15:26.376 INFO kablam! warning: doc comment not used by rustdoc
Sep 01 14:15:26.376 INFO kablam!    --> src/main.rs:245:9
Sep 01 14:15:26.376 INFO kablam!     |
Sep 01 14:15:26.376 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 01 14:15:26.376 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 14:15:26.376 INFO kablam! 
Sep 01 14:15:26.448 INFO kablam! warning: unnecessary parentheses around method argument
Sep 01 14:15:26.448 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Sep 01 14:15:26.448 INFO kablam!     |
Sep 01 14:15:26.448 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Sep 01 14:15:26.448 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Sep 01 14:15:26.448 INFO kablam!     |
Sep 01 14:15:26.448 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 01 14:15:26.449 INFO kablam! 
Sep 01 14:15:26.452 INFO kablam! warning: doc comment not used by rustdoc
Sep 01 14:15:26.452 INFO kablam!    --> src/main.rs:242:9
Sep 01 14:15:26.452 INFO kablam!     |
Sep 01 14:15:26.452 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 01 14:15:26.452 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 14:15:26.452 INFO kablam!     |
Sep 01 14:15:26.452 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 01 14:15:26.452 INFO kablam! 
Sep 01 14:15:26.453 INFO kablam! warning: doc comment not used by rustdoc
Sep 01 14:15:26.453 INFO kablam!    --> src/main.rs:245:9
Sep 01 14:15:26.453 INFO kablam!     |
Sep 01 14:15:26.453 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 01 14:15:26.453 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 14:15:26.453 INFO kablam! 
Sep 01 14:15:28.261 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:15:28.261 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 01 14:15:28.261 INFO kablam!     |
Sep 01 14:15:28.261 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 01 14:15:28.261 INFO kablam!     |         ----^^^^^^^^^^^
Sep 01 14:15:28.261 INFO kablam!     |         |
Sep 01 14:15:28.261 INFO kablam!     |         help: remove this `mut`
Sep 01 14:15:28.261 INFO kablam!     |
Sep 01 14:15:28.261 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 14:15:28.261 INFO kablam! 
Sep 01 14:15:28.404 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:15:28.404 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 01 14:15:28.404 INFO kablam!    |
Sep 01 14:15:28.404 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 01 14:15:28.404 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 01 14:15:28.404 INFO kablam!    |             |
Sep 01 14:15:28.405 INFO kablam!    |             help: remove this `mut`
Sep 01 14:15:28.405 INFO kablam! 
Sep 01 14:15:28.474 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:15:28.474 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 01 14:15:28.474 INFO kablam!     |
Sep 01 14:15:28.475 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 01 14:15:28.475 INFO kablam!     |         ----^^^^^^^^^^^
Sep 01 14:15:28.475 INFO kablam!     |         |
Sep 01 14:15:28.475 INFO kablam!     |         help: remove this `mut`
Sep 01 14:15:28.475 INFO kablam!     |
Sep 01 14:15:28.475 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 14:15:28.475 INFO kablam! 
Sep 01 14:15:28.551 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:15:28.551 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 01 14:15:28.552 INFO kablam!    |
Sep 01 14:15:28.552 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 01 14:15:28.552 INFO kablam!    |                 ----^^^^^^
Sep 01 14:15:28.552 INFO kablam!    |                 |
Sep 01 14:15:28.552 INFO kablam!    |                 help: remove this `mut`
Sep 01 14:15:28.552 INFO kablam! 
Sep 01 14:15:28.647 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:15:28.647 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 01 14:15:28.647 INFO kablam!    |
Sep 01 14:15:28.647 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 01 14:15:28.647 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 01 14:15:28.647 INFO kablam!    |             |
Sep 01 14:15:28.647 INFO kablam!    |             help: remove this `mut`
Sep 01 14:15:28.647 INFO kablam! 
Sep 01 14:15:28.729 INFO kablam! warning: variable does not need to be mutable
Sep 01 14:15:28.730 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 01 14:15:28.730 INFO kablam!    |
Sep 01 14:15:28.730 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 01 14:15:28.730 INFO kablam!    |                 ----^^^^^^
Sep 01 14:15:28.730 INFO kablam!    |                 |
Sep 01 14:15:28.730 INFO kablam!    |                 help: remove this `mut`
Sep 01 14:15:28.730 INFO kablam! 
Sep 01 14:15:28.877 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.92s
Sep 01 14:15:28.880 INFO kablam! su: No module specific data is present
Sep 01 14:15:29.322 INFO running `"docker" "rm" "-f" "31d167cef5d5768c53beac5727a6f9f3ceb06d7915815bb9a883c9fd9c2521e6"`
Sep 01 14:15:29.460 INFO blam! 31d167cef5d5768c53beac5727a6f9f3ceb06d7915815bb9a883c9fd9c2521e6