Oct 27 00:25:22.058 INFO checking mmstick/parallel against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 00:25:22.060 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 00:25:22.604 INFO blam! 8033afeb5bc3858127475a217fa797434d5b3125f10f10c48227c6173bcff868
Oct 27 00:25:22.606 INFO running `"docker" "start" "-a" "8033afeb5bc3858127475a217fa797434d5b3125f10f10c48227c6173bcff868"`
Oct 27 00:25:24.546 INFO kablam! usermod: no changes
Oct 27 00:25:24.631 INFO kablam!     Checking permutate v0.3.2
Oct 27 00:25:24.631 INFO kablam!     Checking numtoa v0.0.7
Oct 27 00:25:24.632 INFO kablam!    Compiling sys-info v0.5.0
Oct 27 00:25:24.639 INFO kablam!     Checking wait-timeout v0.1.5
Oct 27 00:25:24.639 INFO kablam!     Checking arrayvec v0.4.6
Oct 27 00:25:27.320 INFO kablam!     Checking parallel v0.11.3 (/source)
Oct 27 00:25:28.028 INFO kablam! warning: doc comment not used by rustdoc
Oct 27 00:25:28.029 INFO kablam!    --> src/main.rs:242:9
Oct 27 00:25:28.029 INFO kablam!     |
Oct 27 00:25:28.030 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Oct 27 00:25:28.031 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:25:28.031 INFO kablam!     |
Oct 27 00:25:28.032 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Oct 27 00:25:28.033 INFO kablam! 
Oct 27 00:25:28.033 INFO kablam! warning: doc comment not used by rustdoc
Oct 27 00:25:28.034 INFO kablam!    --> src/main.rs:245:9
Oct 27 00:25:28.035 INFO kablam!     |
Oct 27 00:25:28.035 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Oct 27 00:25:28.036 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:25:28.036 INFO kablam! 
Oct 27 00:25:28.087 INFO kablam! warning: unnecessary parentheses around method argument
Oct 27 00:25:28.088 INFO kablam!    --> src/input_iterator/iterator.rs:231:48
Oct 27 00:25:28.089 INFO kablam!     |
Oct 27 00:25:28.089 INFO kablam! 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Oct 27 00:25:28.090 INFO kablam!     |                                                ^^^^^^^^^ help: remove these parentheses
Oct 27 00:25:28.090 INFO kablam!     |
Oct 27 00:25:28.091 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 27 00:25:28.092 INFO kablam! 
Oct 27 00:25:28.092 INFO kablam! warning: doc comment not used by rustdoc
Oct 27 00:25:28.093 INFO kablam!    --> src/main.rs:242:9
Oct 27 00:25:28.093 INFO kablam!     |
Oct 27 00:25:28.094 INFO kablam! 242 |         /// Prints messages from executed commands in the correct order.
Oct 27 00:25:28.094 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:25:28.095 INFO kablam!     |
Oct 27 00:25:28.096 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Oct 27 00:25:28.096 INFO kablam! 
Oct 27 00:25:28.097 INFO kablam! warning: doc comment not used by rustdoc
Oct 27 00:25:28.097 INFO kablam!    --> src/main.rs:245:9
Oct 27 00:25:28.098 INFO kablam!     |
Oct 27 00:25:28.098 INFO kablam! 245 |         /// Wait for all threads to exit before proceeding.
Oct 27 00:25:28.099 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:25:28.099 INFO kablam! 
Oct 27 00:25:28.945 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:25:28.946 INFO kablam!    --> src/arguments/mod.rs:553:9
Oct 27 00:25:28.947 INFO kablam!     |
Oct 27 00:25:28.948 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Oct 27 00:25:28.948 INFO kablam!     |         ----^^^^^^^^^^^
Oct 27 00:25:28.949 INFO kablam!     |         |
Oct 27 00:25:28.949 INFO kablam!     |         help: remove this `mut`
Oct 27 00:25:28.963 INFO kablam!     |
Oct 27 00:25:28.964 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 27 00:25:28.964 INFO kablam! 
Oct 27 00:25:29.068 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:25:29.069 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Oct 27 00:25:29.069 INFO kablam!    |
Oct 27 00:25:29.070 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Oct 27 00:25:29.070 INFO kablam!    |             ----^^^^^^^^^^^^^^
Oct 27 00:25:29.071 INFO kablam!    |             |
Oct 27 00:25:29.072 INFO kablam!    |             help: remove this `mut`
Oct 27 00:25:29.072 INFO kablam! 
Oct 27 00:25:29.198 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:25:29.199 INFO kablam!   --> src/execute/pipe.rs:41:17
Oct 27 00:25:29.200 INFO kablam!    |
Oct 27 00:25:29.201 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Oct 27 00:25:29.201 INFO kablam!    |                 ----^^^^^^
Oct 27 00:25:29.202 INFO kablam!    |                 |
Oct 27 00:25:29.203 INFO kablam!    |                 help: remove this `mut`
Oct 27 00:25:29.219 INFO kablam! 
Oct 27 00:25:29.560 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:25:29.561 INFO kablam!    --> src/arguments/mod.rs:553:9
Oct 27 00:25:29.561 INFO kablam!     |
Oct 27 00:25:29.562 INFO kablam! 553 |     let mut append_list = &mut Vec::new();
Oct 27 00:25:29.563 INFO kablam!     |         ----^^^^^^^^^^^
Oct 27 00:25:29.563 INFO kablam!     |         |
Oct 27 00:25:29.564 INFO kablam!     |         help: remove this `mut`
Oct 27 00:25:29.564 INFO kablam!     |
Oct 27 00:25:29.565 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 27 00:25:29.566 INFO kablam! 
Oct 27 00:25:29.652 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:25:29.653 INFO kablam!   --> src/execute/exec_commands.rs:36:13
Oct 27 00:25:29.653 INFO kablam!    |
Oct 27 00:25:29.654 INFO kablam! 36 |         let mut command_buffer = &mut String::with_capacity(64);
Oct 27 00:25:29.655 INFO kablam!    |             ----^^^^^^^^^^^^^^
Oct 27 00:25:29.655 INFO kablam!    |             |
Oct 27 00:25:29.656 INFO kablam!    |             help: remove this `mut`
Oct 27 00:25:29.656 INFO kablam! 
Oct 27 00:25:29.716 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:25:29.717 INFO kablam!   --> src/execute/pipe.rs:41:17
Oct 27 00:25:29.718 INFO kablam!    |
Oct 27 00:25:29.718 INFO kablam! 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Oct 27 00:25:29.718 INFO kablam!    |                 ----^^^^^^
Oct 27 00:25:29.718 INFO kablam!    |                 |
Oct 27 00:25:29.718 INFO kablam!    |                 help: remove this `mut`
Oct 27 00:25:29.719 INFO kablam! 
Oct 27 00:25:29.870 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
Oct 27 00:25:29.876 INFO kablam! su: No module specific data is present
Oct 27 00:25:31.332 INFO running `"docker" "rm" "-f" "8033afeb5bc3858127475a217fa797434d5b3125f10f10c48227c6173bcff868"`
Oct 27 00:25:31.679 INFO blam! 8033afeb5bc3858127475a217fa797434d5b3125f10f10c48227c6173bcff868