Aug 31 19:13:24.419 INFO checking parallel-0.11.3 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 19:13:24.419 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 19:13:24.419 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 19:13:24.585 INFO blam! e68296cf469c830499cd17161b47e3af1cc3017f561b5d07a7da2656268a467d
Aug 31 19:13:24.588 INFO running `"docker" "start" "-a" "e68296cf469c830499cd17161b47e3af1cc3017f561b5d07a7da2656268a467d"`
Aug 31 19:13:25.151 INFO kablam!    Compiling sys-info v0.4.1
Aug 31 19:13:26.450 INFO kablam!     Checking parallel v0.11.3 (file:///source)
Aug 31 19:13:27.000 INFO kablam! warning: unnecessary parentheses around method argument
Aug 31 19:13:27.000 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Aug 31 19:13:27.000 INFO kablam!     |
Aug 31 19:13:27.000 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Aug 31 19:13:27.000 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Aug 31 19:13:27.000 INFO kablam!     |
Aug 31 19:13:27.000 INFO kablam!     = note: #[warn(unused_parens)] on by default
Aug 31 19:13:27.000 INFO kablam! 
Aug 31 19:13:27.002 INFO kablam! warning: doc comment not used by rustdoc
Aug 31 19:13:27.002 INFO kablam!    --> src/main.rs:242:9
Aug 31 19:13:27.002 INFO kablam!     |
Aug 31 19:13:27.002 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Aug 31 19:13:27.002 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:13:27.002 INFO kablam!     |
Aug 31 19:13:27.002 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Aug 31 19:13:27.002 INFO kablam! 
Aug 31 19:13:27.002 INFO kablam! warning: doc comment not used by rustdoc
Aug 31 19:13:27.003 INFO kablam!    --> src/main.rs:245:9
Aug 31 19:13:27.003 INFO kablam!     |
Aug 31 19:13:27.003 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Aug 31 19:13:27.003 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:13:27.003 INFO kablam! 
Aug 31 19:13:27.224 INFO kablam! warning: doc comment not used by rustdoc
Aug 31 19:13:27.224 INFO kablam!    --> src/main.rs:242:9
Aug 31 19:13:27.224 INFO kablam!     |
Aug 31 19:13:27.224 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Aug 31 19:13:27.224 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:13:27.224 INFO kablam!     |
Aug 31 19:13:27.224 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Aug 31 19:13:27.224 INFO kablam! 
Aug 31 19:13:27.225 INFO kablam! warning: doc comment not used by rustdoc
Aug 31 19:13:27.225 INFO kablam!    --> src/main.rs:245:9
Aug 31 19:13:27.225 INFO kablam!     |
Aug 31 19:13:27.225 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Aug 31 19:13:27.225 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:13:27.225 INFO kablam! 
Aug 31 19:13:28.128 INFO kablam! warning: variable does not need to be mutable
Aug 31 19:13:28.128 INFO kablam!    --> src/arguments/mod.rs:553:9
Aug 31 19:13:28.128 INFO kablam!     |
Aug 31 19:13:28.128 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Aug 31 19:13:28.128 INFO kablam!     |         ----^^^^^^^^^^^
Aug 31 19:13:28.128 INFO kablam!     |         |
Aug 31 19:13:28.129 INFO kablam!     |         help: remove this `mut`
Aug 31 19:13:28.129 INFO kablam!     |
Aug 31 19:13:28.129 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 19:13:28.129 INFO kablam! 
Aug 31 19:13:28.232 INFO kablam! warning: variable does not need to be mutable
Aug 31 19:13:28.232 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Aug 31 19:13:28.232 INFO kablam!    |
Aug 31 19:13:28.232 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Aug 31 19:13:28.232 INFO kablam!    |             ----^^^^^^^^^^^^^^
Aug 31 19:13:28.232 INFO kablam!    |             |
Aug 31 19:13:28.232 INFO kablam!    |             help: remove this `mut`
Aug 31 19:13:28.232 INFO kablam! 
Aug 31 19:13:28.327 INFO kablam! warning: variable does not need to be mutable
Aug 31 19:13:28.327 INFO kablam!   --> src/execute/pipe.rs:41:17
Aug 31 19:13:28.327 INFO kablam!    |
Aug 31 19:13:28.328 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Aug 31 19:13:28.328 INFO kablam!    |                 ----^^^^^^
Aug 31 19:13:28.328 INFO kablam!    |                 |
Aug 31 19:13:28.328 INFO kablam!    |                 help: remove this `mut`
Aug 31 19:13:28.328 INFO kablam! 
Aug 31 19:13:28.729 INFO kablam! warning: variable does not need to be mutable
Aug 31 19:13:28.729 INFO kablam!    --> src/arguments/mod.rs:553:9
Aug 31 19:13:28.729 INFO kablam!     |
Aug 31 19:13:28.729 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Aug 31 19:13:28.729 INFO kablam!     |         ----^^^^^^^^^^^
Aug 31 19:13:28.729 INFO kablam!     |         |
Aug 31 19:13:28.729 INFO kablam!     |         help: remove this `mut`
Aug 31 19:13:28.729 INFO kablam!     |
Aug 31 19:13:28.729 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 19:13:28.729 INFO kablam! 
Aug 31 19:13:28.807 INFO kablam! warning: variable does not need to be mutable
Aug 31 19:13:28.807 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Aug 31 19:13:28.807 INFO kablam!    |
Aug 31 19:13:28.807 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Aug 31 19:13:28.807 INFO kablam!    |             ----^^^^^^^^^^^^^^
Aug 31 19:13:28.807 INFO kablam!    |             |
Aug 31 19:13:28.807 INFO kablam!    |             help: remove this `mut`
Aug 31 19:13:28.808 INFO kablam! 
Aug 31 19:13:28.884 INFO kablam! warning: variable does not need to be mutable
Aug 31 19:13:28.884 INFO kablam!   --> src/execute/pipe.rs:41:17
Aug 31 19:13:28.884 INFO kablam!    |
Aug 31 19:13:28.884 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Aug 31 19:13:28.884 INFO kablam!    |                 ----^^^^^^
Aug 31 19:13:28.884 INFO kablam!    |                 |
Aug 31 19:13:28.884 INFO kablam!    |                 help: remove this `mut`
Aug 31 19:13:28.884 INFO kablam! 
Aug 31 19:13:29.010 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
Aug 31 19:13:29.016 INFO kablam! su: No module specific data is present
Aug 31 19:13:29.449 INFO running `"docker" "rm" "-f" "e68296cf469c830499cd17161b47e3af1cc3017f561b5d07a7da2656268a467d"`
Aug 31 19:13:29.577 INFO blam! e68296cf469c830499cd17161b47e3af1cc3017f561b5d07a7da2656268a467d