Oct 13 05:48:56.273 INFO checking 198d/cs_review against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 05:48:56.273 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 05:48:56.669 INFO blam! 8cb0a078eb7565556ab59cc52226ea029e5f1352ce399616dd8026f228c15edc
Oct 13 05:48:56.670 INFO running `"docker" "start" "-a" "8cb0a078eb7565556ab59cc52226ea029e5f1352ce399616dd8026f228c15edc"`
Oct 13 05:48:58.236 INFO kablam! usermod: no changes
Oct 13 05:48:58.328 INFO kablam!    Compiling ndarray v0.7.2
Oct 13 05:48:58.339 INFO kablam!     Checking num-complex v0.1.35
Oct 13 05:49:04.084 INFO kablam!     Checking cs_review v0.1.0 (/source)
Oct 13 05:49:05.001 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 05:49:05.001 INFO kablam!  --> src/lib.rs:3:13
Oct 13 05:49:05.001 INFO kablam!   |
Oct 13 05:49:05.002 INFO kablam! 3 | #[macro_use(s)]
Oct 13 05:49:05.002 INFO kablam!   |             ^
Oct 13 05:49:05.002 INFO kablam!   |
Oct 13 05:49:05.002 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 05:49:05.002 INFO kablam! 
Oct 13 05:49:05.124 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:49:05.124 INFO kablam!  --> src/sorting.rs:2:26
Oct 13 05:49:05.124 INFO kablam!   |
Oct 13 05:49:05.124 INFO kablam! 2 | pub fn selection_sort<T>(mut data: &mut [T])
Oct 13 05:49:05.124 INFO kablam!   |                          ----^^^^
Oct 13 05:49:05.124 INFO kablam!   |                          |
Oct 13 05:49:05.124 INFO kablam!   |                          help: remove this `mut`
Oct 13 05:49:05.124 INFO kablam!   |
Oct 13 05:49:05.124 INFO kablam!   = note: #[warn(unused_mut)] on by default
Oct 13 05:49:05.124 INFO kablam! 
Oct 13 05:49:05.124 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:49:05.124 INFO kablam!   --> src/sorting.rs:25:26
Oct 13 05:49:05.124 INFO kablam!    |
Oct 13 05:49:05.124 INFO kablam! 25 | pub fn insertion_sort<T>(mut data: &mut [T])
Oct 13 05:49:05.124 INFO kablam!    |                          ----^^^^
Oct 13 05:49:05.124 INFO kablam!    |                          |
Oct 13 05:49:05.124 INFO kablam!    |                          help: remove this `mut`
Oct 13 05:49:05.124 INFO kablam! 
Oct 13 05:49:05.128 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:49:05.128 INFO kablam!    --> src/sorting.rs:110:19
Oct 13 05:49:05.128 INFO kablam!     |
Oct 13 05:49:05.128 INFO kablam! 110 |   fn sift_down<T>(mut data: &mut [T], start: usize, end: usize)
Oct 13 05:49:05.128 INFO kablam!     |                   ----^^^^
Oct 13 05:49:05.128 INFO kablam!     |                   |
Oct 13 05:49:05.128 INFO kablam!     |                   help: remove this `mut`
Oct 13 05:49:05.128 INFO kablam! 
Oct 13 05:49:05.140 INFO kablam! warning: method is never used: `insert`
Oct 13 05:49:05.140 INFO kablam!    --> src/trees/binary.rs:128:3
Oct 13 05:49:05.140 INFO kablam!     |
Oct 13 05:49:05.140 INFO kablam! 128 |   fn insert(&mut self, data: T) {
Oct 13 05:49:05.140 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:49:05.140 INFO kablam!     |
Oct 13 05:49:05.140 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 05:49:05.140 INFO kablam! 
Oct 13 05:49:05.140 INFO kablam! warning: method is never used: `delete`
Oct 13 05:49:05.140 INFO kablam!    --> src/trees/binary.rs:147:3
Oct 13 05:49:05.140 INFO kablam!     |
Oct 13 05:49:05.140 INFO kablam! 147 |   fn delete(&mut self, data: &T) {
Oct 13 05:49:05.140 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:49:05.140 INFO kablam! 
Oct 13 05:49:05.140 INFO kablam! warning: method is never used: `find`
Oct 13 05:49:05.140 INFO kablam!    --> src/trees/binary.rs:187:3
Oct 13 05:49:05.140 INFO kablam!     |
Oct 13 05:49:05.141 INFO kablam! 187 |   fn find<'a>(&'a self, data: &T) -> &Edge<T> {
Oct 13 05:49:05.141 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:49:05.141 INFO kablam! 
Oct 13 05:49:05.141 INFO kablam! warning: method is never used: `find_mut`
Oct 13 05:49:05.141 INFO kablam!    --> src/trees/binary.rs:199:3
Oct 13 05:49:05.141 INFO kablam!     |
Oct 13 05:49:05.141 INFO kablam! 199 |   fn find_mut<'a>(&'a mut self, data: &T) -> &'a mut Edge<T> {
Oct 13 05:49:05.141 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:49:05.141 INFO kablam! 
Oct 13 05:49:05.357 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 05:49:05.357 INFO kablam!  --> src/lib.rs:3:13
Oct 13 05:49:05.357 INFO kablam!   |
Oct 13 05:49:05.357 INFO kablam! 3 | #[macro_use(s)]
Oct 13 05:49:05.357 INFO kablam!   |             ^
Oct 13 05:49:05.357 INFO kablam!   |
Oct 13 05:49:05.357 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 05:49:05.357 INFO kablam! 
Oct 13 05:49:05.513 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:49:05.513 INFO kablam!  --> src/sorting.rs:2:26
Oct 13 05:49:05.514 INFO kablam!   |
Oct 13 05:49:05.514 INFO kablam! 2 | pub fn selection_sort<T>(mut data: &mut [T])
Oct 13 05:49:05.514 INFO kablam!   |                          ----^^^^
Oct 13 05:49:05.514 INFO kablam!   |                          |
Oct 13 05:49:05.515 INFO kablam!   |                          help: remove this `mut`
Oct 13 05:49:05.515 INFO kablam!   |
Oct 13 05:49:05.515 INFO kablam!   = note: #[warn(unused_mut)] on by default
Oct 13 05:49:05.516 INFO kablam! 
Oct 13 05:49:05.516 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:49:05.516 INFO kablam!   --> src/sorting.rs:25:26
Oct 13 05:49:05.517 INFO kablam!    |
Oct 13 05:49:05.517 INFO kablam! 25 | pub fn insertion_sort<T>(mut data: &mut [T])
Oct 13 05:49:05.518 INFO kablam!    |                          ----^^^^
Oct 13 05:49:05.518 INFO kablam!    |                          |
Oct 13 05:49:05.518 INFO kablam!    |                          help: remove this `mut`
Oct 13 05:49:05.518 INFO kablam! 
Oct 13 05:49:05.519 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:49:05.519 INFO kablam!    --> src/sorting.rs:110:19
Oct 13 05:49:05.519 INFO kablam!     |
Oct 13 05:49:05.520 INFO kablam! 110 |   fn sift_down<T>(mut data: &mut [T], start: usize, end: usize)
Oct 13 05:49:05.520 INFO kablam!     |                   ----^^^^
Oct 13 05:49:05.520 INFO kablam!     |                   |
Oct 13 05:49:05.520 INFO kablam!     |                   help: remove this `mut`
Oct 13 05:49:05.521 INFO kablam! 
Oct 13 05:49:05.587 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.32s
Oct 13 05:49:05.589 INFO kablam! su: No module specific data is present
Oct 13 05:49:06.185 INFO running `"docker" "rm" "-f" "8cb0a078eb7565556ab59cc52226ea029e5f1352ce399616dd8026f228c15edc"`
Oct 13 05:49:06.484 INFO blam! 8cb0a078eb7565556ab59cc52226ea029e5f1352ce399616dd8026f228c15edc