Nov 06 17:33:26.617 INFO checking mmstick/parallel against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 17:33:26.618 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-7/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 06 17:33:27.027 INFO blam! 07a1697d6625a8adbcab21dccc9a2e9900a8e366f4a463ca808b3ea906accaca
Nov 06 17:33:27.029 INFO running `"docker" "start" "-a" "07a1697d6625a8adbcab21dccc9a2e9900a8e366f4a463ca808b3ea906accaca"`
Nov 06 17:33:29.391 INFO kablam! usermod: no changes
Nov 06 17:33:29.526 INFO kablam!     Checking numtoa v0.0.7
Nov 06 17:33:29.526 INFO kablam!     Checking permutate v0.3.2
Nov 06 17:33:29.532 INFO kablam!    Compiling sys-info v0.5.0
Nov 06 17:33:29.532 INFO kablam!     Checking arrayvec v0.4.6
Nov 06 17:33:29.532 INFO kablam!     Checking wait-timeout v0.1.5
Nov 06 17:33:32.671 INFO kablam!     Checking parallel v0.11.3 (/source)
Nov 06 17:33:33.427 INFO kablam! warning: unnecessary parentheses around method argument
Nov 06 17:33:33.427 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Nov 06 17:33:33.427 INFO kablam!     |
Nov 06 17:33:33.427 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Nov 06 17:33:33.428 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Nov 06 17:33:33.428 INFO kablam!     |
Nov 06 17:33:33.428 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 06 17:33:33.428 INFO kablam! 
Nov 06 17:33:33.429 INFO kablam! warning: doc comment not used by rustdoc
Nov 06 17:33:33.429 INFO kablam!    --> src/main.rs:242:9
Nov 06 17:33:33.429 INFO kablam!     |
Nov 06 17:33:33.429 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Nov 06 17:33:33.430 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:33:33.430 INFO kablam!     |
Nov 06 17:33:33.430 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 06 17:33:33.430 INFO kablam! 
Nov 06 17:33:33.430 INFO kablam! warning: doc comment not used by rustdoc
Nov 06 17:33:33.431 INFO kablam!    --> src/main.rs:245:9
Nov 06 17:33:33.431 INFO kablam!     |
Nov 06 17:33:33.431 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Nov 06 17:33:33.431 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:33:33.431 INFO kablam! 
Nov 06 17:33:33.438 INFO kablam! warning: doc comment not used by rustdoc
Nov 06 17:33:33.438 INFO kablam!    --> src/main.rs:242:9
Nov 06 17:33:33.438 INFO kablam!     |
Nov 06 17:33:33.438 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Nov 06 17:33:33.439 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:33:33.439 INFO kablam!     |
Nov 06 17:33:33.440 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 06 17:33:33.440 INFO kablam! 
Nov 06 17:33:33.440 INFO kablam! warning: doc comment not used by rustdoc
Nov 06 17:33:33.441 INFO kablam!    --> src/main.rs:245:9
Nov 06 17:33:33.441 INFO kablam!     |
Nov 06 17:33:33.441 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Nov 06 17:33:33.441 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:33:33.441 INFO kablam! 
Nov 06 17:33:34.689 INFO kablam! warning: variable does not need to be mutable
Nov 06 17:33:34.689 INFO kablam!    --> src/arguments/mod.rs:553:9
Nov 06 17:33:34.689 INFO kablam!     |
Nov 06 17:33:34.690 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Nov 06 17:33:34.690 INFO kablam!     |         ----^^^^^^^^^^^
Nov 06 17:33:34.690 INFO kablam!     |         |
Nov 06 17:33:34.691 INFO kablam!     |         help: remove this `mut`
Nov 06 17:33:34.691 INFO kablam!     |
Nov 06 17:33:34.691 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 17:33:34.691 INFO kablam! 
Nov 06 17:33:34.753 INFO kablam! warning: variable does not need to be mutable
Nov 06 17:33:34.753 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Nov 06 17:33:34.753 INFO kablam!    |
Nov 06 17:33:34.753 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Nov 06 17:33:34.754 INFO kablam!    |             ----^^^^^^^^^^^^^^
Nov 06 17:33:34.754 INFO kablam!    |             |
Nov 06 17:33:34.754 INFO kablam!    |             help: remove this `mut`
Nov 06 17:33:34.755 INFO kablam! 
Nov 06 17:33:34.841 INFO kablam! warning: variable does not need to be mutable
Nov 06 17:33:34.841 INFO kablam!   --> src/execute/pipe.rs:41:17
Nov 06 17:33:34.841 INFO kablam!    |
Nov 06 17:33:34.842 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Nov 06 17:33:34.842 INFO kablam!    |                 ----^^^^^^
Nov 06 17:33:34.842 INFO kablam!    |                 |
Nov 06 17:33:34.842 INFO kablam!    |                 help: remove this `mut`
Nov 06 17:33:34.843 INFO kablam! 
Nov 06 17:33:35.088 INFO kablam! warning: variable does not need to be mutable
Nov 06 17:33:35.089 INFO kablam!    --> src/arguments/mod.rs:553:9
Nov 06 17:33:35.089 INFO kablam!     |
Nov 06 17:33:35.089 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Nov 06 17:33:35.089 INFO kablam!     |         ----^^^^^^^^^^^
Nov 06 17:33:35.089 INFO kablam!     |         |
Nov 06 17:33:35.089 INFO kablam!     |         help: remove this `mut`
Nov 06 17:33:35.089 INFO kablam!     |
Nov 06 17:33:35.089 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 17:33:35.089 INFO kablam! 
Nov 06 17:33:35.216 INFO kablam! warning: variable does not need to be mutable
Nov 06 17:33:35.216 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Nov 06 17:33:35.216 INFO kablam!    |
Nov 06 17:33:35.216 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Nov 06 17:33:35.216 INFO kablam!    |             ----^^^^^^^^^^^^^^
Nov 06 17:33:35.216 INFO kablam!    |             |
Nov 06 17:33:35.216 INFO kablam!    |             help: remove this `mut`
Nov 06 17:33:35.216 INFO kablam! 
Nov 06 17:33:35.320 INFO kablam! warning: variable does not need to be mutable
Nov 06 17:33:35.320 INFO kablam!   --> src/execute/pipe.rs:41:17
Nov 06 17:33:35.320 INFO kablam!    |
Nov 06 17:33:35.320 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Nov 06 17:33:35.320 INFO kablam!    |                 ----^^^^^^
Nov 06 17:33:35.320 INFO kablam!    |                 |
Nov 06 17:33:35.320 INFO kablam!    |                 help: remove this `mut`
Nov 06 17:33:35.320 INFO kablam! 
Nov 06 17:33:35.500 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.08s
Nov 06 17:33:35.502 INFO kablam! su: No module specific data is present
Nov 06 17:33:36.291 INFO running `"docker" "rm" "-f" "07a1697d6625a8adbcab21dccc9a2e9900a8e366f4a463ca808b3ea906accaca"`
Nov 06 17:33:36.696 INFO blam! 07a1697d6625a8adbcab21dccc9a2e9900a8e366f4a463ca808b3ea906accaca