Nov 04 12:04:00.793 INFO checking Razakhel/rs-ds against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 12:04:00.795 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-5/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 12:04:01.208 INFO blam! fc65a5fc8b8a202a30dbbf4ddd2855d4f18a1d249ccc3d3c3d25b315e6f56a92
Nov 04 12:04:01.209 INFO running `"docker" "start" "-a" "fc65a5fc8b8a202a30dbbf4ddd2855d4f18a1d249ccc3d3c3d25b315e6f56a92"`
Nov 04 12:04:02.323 INFO kablam! usermod: no changes
Nov 04 12:04:02.403 INFO kablam!     Checking rs-ds v0.1.0 (/source)
Nov 04 12:04:03.004 INFO kablam! warning: struct is never constructed: `IntoIter`
Nov 04 12:04:03.004 INFO kablam!   --> src/linked_list.rs:16:1
Nov 04 12:04:03.004 INFO kablam!    |
Nov 04 12:04:03.005 INFO kablam! 16 | pub struct IntoIter<T>(List<T>);
Nov 04 12:04:03.005 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:03.005 INFO kablam!    |
Nov 04 12:04:03.005 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 12:04:03.006 INFO kablam! 
Nov 04 12:04:03.006 INFO kablam! warning: method is never used: `peek`
Nov 04 12:04:03.006 INFO kablam!   --> src/linked_list.rs:38:3
Nov 04 12:04:03.007 INFO kablam!    |
Nov 04 12:04:03.007 INFO kablam! 38 |   pub fn peek(&self) -> Option<&T> {
Nov 04 12:04:03.007 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:03.007 INFO kablam! 
Nov 04 12:04:03.008 INFO kablam! warning: method is never used: `peek_mut`
Nov 04 12:04:03.008 INFO kablam!   --> src/linked_list.rs:44:3
Nov 04 12:04:03.008 INFO kablam!    |
Nov 04 12:04:03.008 INFO kablam! 44 |   pub fn peek_mut(&mut self) -> Option<&mut T> {
Nov 04 12:04:03.009 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:03.009 INFO kablam! 
Nov 04 12:04:03.009 INFO kablam! warning: method is never used: `into_iter`
Nov 04 12:04:03.010 INFO kablam!   --> src/linked_list.rs:50:3
Nov 04 12:04:03.010 INFO kablam!    |
Nov 04 12:04:03.010 INFO kablam! 50 |   pub fn into_iter(self) -> IntoIter<T> {
Nov 04 12:04:03.010 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:03.011 INFO kablam! 
Nov 04 12:04:03.340 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Nov 04 12:04:03.344 INFO kablam! su: No module specific data is present
Nov 04 12:04:04.045 INFO running `"docker" "rm" "-f" "fc65a5fc8b8a202a30dbbf4ddd2855d4f18a1d249ccc3d3c3d25b315e6f56a92"`
Nov 04 12:04:04.252 INFO blam! fc65a5fc8b8a202a30dbbf4ddd2855d4f18a1d249ccc3d3c3d25b315e6f56a92