Aug 17 01:07:06.820 INFO checking mmstick/parallel against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 01:07:06.820 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 01:07:06.820 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 01:07:06.820 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-3/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 01:07:07.050 INFO blam! 32b4d1af0b96ac39f4eef83ea6ff43b7ca2726edb842bae88de659f8be32c7ae
Aug 17 01:07:07.052 INFO running `"docker" "start" "-a" "32b4d1af0b96ac39f4eef83ea6ff43b7ca2726edb842bae88de659f8be32c7ae"`
Aug 17 01:07:08.007 INFO kablam!     Checking smallvec v0.6.0
Aug 17 01:07:08.007 INFO kablam!     Checking numtoa v0.0.7
Aug 17 01:07:08.007 INFO kablam!     Checking permutate v0.3.2
Aug 17 01:07:08.007 INFO kablam!    Compiling sys-info v0.5.0
Aug 17 01:07:08.007 INFO kablam!     Checking time v0.1.37
Aug 17 01:07:08.022 INFO kablam!     Checking wait-timeout v0.1.5
Aug 17 01:07:08.034 INFO kablam!     Checking num_cpus v1.5.1
Aug 17 01:07:08.035 INFO kablam!     Checking arrayvec v0.4.6
Aug 17 01:07:17.473 INFO kablam!     Checking parallel v0.11.3 (file:///source)
Aug 17 01:07:18.159 INFO kablam! warning: doc comment not used by rustdoc
Aug 17 01:07:18.161 INFO kablam!    --> src/main.rs:242:9
Aug 17 01:07:18.161 INFO kablam!     |
Aug 17 01:07:18.161 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Aug 17 01:07:18.161 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 01:07:18.161 INFO kablam!     |
Aug 17 01:07:18.161 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Aug 17 01:07:18.161 INFO kablam! 
Aug 17 01:07:18.162 INFO kablam! warning: doc comment not used by rustdoc
Aug 17 01:07:18.162 INFO kablam!    --> src/main.rs:245:9
Aug 17 01:07:18.162 INFO kablam!     |
Aug 17 01:07:18.162 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Aug 17 01:07:18.162 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 01:07:18.162 INFO kablam! 
Aug 17 01:07:18.243 INFO kablam! warning: unnecessary parentheses around method argument
Aug 17 01:07:18.243 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Aug 17 01:07:18.243 INFO kablam!     |
Aug 17 01:07:18.243 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Aug 17 01:07:18.243 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Aug 17 01:07:18.243 INFO kablam!     |
Aug 17 01:07:18.243 INFO kablam!     = note: #[warn(unused_parens)] on by default
Aug 17 01:07:18.243 INFO kablam! 
Aug 17 01:07:18.247 INFO kablam! warning: doc comment not used by rustdoc
Aug 17 01:07:18.247 INFO kablam!    --> src/main.rs:242:9
Aug 17 01:07:18.247 INFO kablam!     |
Aug 17 01:07:18.247 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Aug 17 01:07:18.247 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 01:07:18.247 INFO kablam!     |
Aug 17 01:07:18.247 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Aug 17 01:07:18.247 INFO kablam! 
Aug 17 01:07:18.247 INFO kablam! warning: doc comment not used by rustdoc
Aug 17 01:07:18.247 INFO kablam!    --> src/main.rs:245:9
Aug 17 01:07:18.247 INFO kablam!     |
Aug 17 01:07:18.247 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Aug 17 01:07:18.247 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 01:07:18.247 INFO kablam! 
Aug 17 01:07:22.376 INFO kablam! warning: variable does not need to be mutable
Aug 17 01:07:22.376 INFO kablam!    --> src/arguments/mod.rs:553:9
Aug 17 01:07:22.376 INFO kablam!     |
Aug 17 01:07:22.376 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Aug 17 01:07:22.376 INFO kablam!     |         ----^^^^^^^^^^^
Aug 17 01:07:22.376 INFO kablam!     |         |
Aug 17 01:07:22.376 INFO kablam!     |         help: remove this `mut`
Aug 17 01:07:22.376 INFO kablam!     |
Aug 17 01:07:22.376 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 01:07:22.377 INFO kablam! 
Aug 17 01:07:22.735 INFO kablam! warning: variable does not need to be mutable
Aug 17 01:07:22.735 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Aug 17 01:07:22.735 INFO kablam!    |
Aug 17 01:07:22.735 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Aug 17 01:07:22.735 INFO kablam!    |             ----^^^^^^^^^^^^^^
Aug 17 01:07:22.736 INFO kablam!    |             |
Aug 17 01:07:22.736 INFO kablam!    |             help: remove this `mut`
Aug 17 01:07:22.742 INFO kablam! 
Aug 17 01:07:22.833 INFO kablam! warning: variable does not need to be mutable
Aug 17 01:07:22.833 INFO kablam!    --> src/arguments/mod.rs:553:9
Aug 17 01:07:22.833 INFO kablam!     |
Aug 17 01:07:22.833 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Aug 17 01:07:22.833 INFO kablam!     |         ----^^^^^^^^^^^
Aug 17 01:07:22.833 INFO kablam!     |         |
Aug 17 01:07:22.833 INFO kablam!     |         help: remove this `mut`
Aug 17 01:07:22.833 INFO kablam!     |
Aug 17 01:07:22.834 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 01:07:22.834 INFO kablam! 
Aug 17 01:07:23.180 INFO kablam! warning: variable does not need to be mutable
Aug 17 01:07:23.182 INFO kablam!   --> src/execute/pipe.rs:41:17
Aug 17 01:07:23.182 INFO kablam!    |
Aug 17 01:07:23.182 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Aug 17 01:07:23.182 INFO kablam!    |                 ----^^^^^^
Aug 17 01:07:23.182 INFO kablam!    |                 |
Aug 17 01:07:23.182 INFO kablam!    |                 help: remove this `mut`
Aug 17 01:07:23.182 INFO kablam! 
Aug 17 01:07:23.364 INFO kablam! warning: variable does not need to be mutable
Aug 17 01:07:23.365 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Aug 17 01:07:23.365 INFO kablam!    |
Aug 17 01:07:23.365 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Aug 17 01:07:23.365 INFO kablam!    |             ----^^^^^^^^^^^^^^
Aug 17 01:07:23.365 INFO kablam!    |             |
Aug 17 01:07:23.365 INFO kablam!    |             help: remove this `mut`
Aug 17 01:07:23.365 INFO kablam! 
Aug 17 01:07:23.869 INFO kablam! warning: variable does not need to be mutable
Aug 17 01:07:23.869 INFO kablam!   --> src/execute/pipe.rs:41:17
Aug 17 01:07:23.869 INFO kablam!    |
Aug 17 01:07:23.869 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Aug 17 01:07:23.869 INFO kablam!    |                 ----^^^^^^
Aug 17 01:07:23.869 INFO kablam!    |                 |
Aug 17 01:07:23.869 INFO kablam!    |                 help: remove this `mut`
Aug 17 01:07:23.869 INFO kablam! 
Aug 17 01:07:24.196 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.30s
Aug 17 01:07:24.202 INFO kablam! su: No module specific data is present
Aug 17 01:07:24.705 INFO running `"docker" "rm" "-f" "32b4d1af0b96ac39f4eef83ea6ff43b7ca2726edb842bae88de659f8be32c7ae"`
Aug 17 01:07:24.867 INFO blam! 32b4d1af0b96ac39f4eef83ea6ff43b7ca2726edb842bae88de659f8be32c7ae