Sep 06 02:44:44.668 INFO checking parallel-0.11.3 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 02:44:44.669 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 02:44:44.669 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:44:44.926 INFO blam! 3c844743075cefea1a311d9123e7e176f922f64f1fa21f7b9766acf4c5360f52
Sep 06 02:44:44.929 INFO running `"docker" "start" "-a" "3c844743075cefea1a311d9123e7e176f922f64f1fa21f7b9766acf4c5360f52"`
Sep 06 02:44:45.746 INFO kablam! usermod: no changes
Sep 06 02:44:45.832 INFO kablam!    Compiling sys-info v0.4.1
Sep 06 02:44:45.832 INFO kablam!     Checking wait-timeout v0.1.5
Sep 06 02:44:46.756 INFO kablam!     Checking parallel v0.11.3 (file:///source)
Sep 06 02:44:47.081 INFO kablam! warning: doc comment not used by rustdoc
Sep 06 02:44:47.081 INFO kablam!    --> src/main.rs:242:9
Sep 06 02:44:47.081 INFO kablam!     |
Sep 06 02:44:47.081 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 06 02:44:47.081 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:44:47.081 INFO kablam!     |
Sep 06 02:44:47.081 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 06 02:44:47.081 INFO kablam! 
Sep 06 02:44:47.081 INFO kablam! warning: doc comment not used by rustdoc
Sep 06 02:44:47.081 INFO kablam!    --> src/main.rs:245:9
Sep 06 02:44:47.081 INFO kablam!     |
Sep 06 02:44:47.081 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 06 02:44:47.081 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:44:47.081 INFO kablam! 
Sep 06 02:44:47.116 INFO kablam! warning: unnecessary parentheses around method argument
Sep 06 02:44:47.116 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Sep 06 02:44:47.116 INFO kablam!     |
Sep 06 02:44:47.116 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Sep 06 02:44:47.116 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Sep 06 02:44:47.116 INFO kablam!     |
Sep 06 02:44:47.116 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 06 02:44:47.116 INFO kablam! 
Sep 06 02:44:47.118 INFO kablam! warning: doc comment not used by rustdoc
Sep 06 02:44:47.118 INFO kablam!    --> src/main.rs:242:9
Sep 06 02:44:47.118 INFO kablam!     |
Sep 06 02:44:47.118 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Sep 06 02:44:47.118 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:44:47.118 INFO kablam!     |
Sep 06 02:44:47.118 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 06 02:44:47.118 INFO kablam! 
Sep 06 02:44:47.118 INFO kablam! warning: doc comment not used by rustdoc
Sep 06 02:44:47.118 INFO kablam!    --> src/main.rs:245:9
Sep 06 02:44:47.118 INFO kablam!     |
Sep 06 02:44:47.118 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Sep 06 02:44:47.118 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:44:47.118 INFO kablam! 
Sep 06 02:44:47.736 INFO kablam! warning: variable does not need to be mutable
Sep 06 02:44:47.736 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 06 02:44:47.736 INFO kablam!     |
Sep 06 02:44:47.736 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 06 02:44:47.736 INFO kablam!     |         ----^^^^^^^^^^^
Sep 06 02:44:47.736 INFO kablam!     |         |
Sep 06 02:44:47.736 INFO kablam!     |         help: remove this `mut`
Sep 06 02:44:47.736 INFO kablam!     |
Sep 06 02:44:47.736 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 02:44:47.736 INFO kablam! 
Sep 06 02:44:47.790 INFO kablam! warning: variable does not need to be mutable
Sep 06 02:44:47.790 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 06 02:44:47.790 INFO kablam!    |
Sep 06 02:44:47.790 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 06 02:44:47.790 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 06 02:44:47.790 INFO kablam!    |             |
Sep 06 02:44:47.790 INFO kablam!    |             help: remove this `mut`
Sep 06 02:44:47.790 INFO kablam! 
Sep 06 02:44:47.844 INFO kablam! warning: variable does not need to be mutable
Sep 06 02:44:47.844 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 06 02:44:47.845 INFO kablam!    |
Sep 06 02:44:47.845 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 06 02:44:47.845 INFO kablam!    |                 ----^^^^^^
Sep 06 02:44:47.845 INFO kablam!    |                 |
Sep 06 02:44:47.845 INFO kablam!    |                 help: remove this `mut`
Sep 06 02:44:47.845 INFO kablam! 
Sep 06 02:44:47.946 INFO kablam! warning: variable does not need to be mutable
Sep 06 02:44:47.946 INFO kablam!    --> src/arguments/mod.rs:553:9
Sep 06 02:44:47.946 INFO kablam!     |
Sep 06 02:44:47.946 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Sep 06 02:44:47.946 INFO kablam!     |         ----^^^^^^^^^^^
Sep 06 02:44:47.946 INFO kablam!     |         |
Sep 06 02:44:47.946 INFO kablam!     |         help: remove this `mut`
Sep 06 02:44:47.946 INFO kablam!     |
Sep 06 02:44:47.946 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 02:44:47.946 INFO kablam! 
Sep 06 02:44:48.006 INFO kablam! warning: variable does not need to be mutable
Sep 06 02:44:48.006 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Sep 06 02:44:48.006 INFO kablam!    |
Sep 06 02:44:48.006 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Sep 06 02:44:48.006 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 06 02:44:48.006 INFO kablam!    |             |
Sep 06 02:44:48.006 INFO kablam!    |             help: remove this `mut`
Sep 06 02:44:48.006 INFO kablam! 
Sep 06 02:44:48.042 INFO kablam! warning: variable does not need to be mutable
Sep 06 02:44:48.042 INFO kablam!   --> src/execute/pipe.rs:41:17
Sep 06 02:44:48.042 INFO kablam!    |
Sep 06 02:44:48.042 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Sep 06 02:44:48.042 INFO kablam!    |                 ----^^^^^^
Sep 06 02:44:48.042 INFO kablam!    |                 |
Sep 06 02:44:48.042 INFO kablam!    |                 help: remove this `mut`
Sep 06 02:44:48.042 INFO kablam! 
Sep 06 02:44:48.122 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
Sep 06 02:44:48.125 INFO kablam! su: No module specific data is present
Sep 06 02:44:48.580 INFO running `"docker" "rm" "-f" "3c844743075cefea1a311d9123e7e176f922f64f1fa21f7b9766acf4c5360f52"`
Sep 06 02:44:48.660 INFO blam! 3c844743075cefea1a311d9123e7e176f922f64f1fa21f7b9766acf4c5360f52