Nov 04 12:03:57.748 INFO checking Razakhel/rs-ds against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 12:03:57.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-3/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 12:03:58.307 INFO blam! 6dbfada417a439a4be3b9115c65e03e98b2b96ed5c73ad2cc805d4c885d39a32
Nov 04 12:03:58.310 INFO running `"docker" "start" "-a" "6dbfada417a439a4be3b9115c65e03e98b2b96ed5c73ad2cc805d4c885d39a32"`
Nov 04 12:04:00.302 INFO kablam! usermod: no changes
Nov 04 12:04:00.395 INFO kablam!     Checking rs-ds v0.1.0 (/source)
Nov 04 12:04:01.099 INFO kablam! warning: struct is never constructed: `IntoIter`
Nov 04 12:04:01.099 INFO kablam!   --> src/linked_list.rs:16:1
Nov 04 12:04:01.099 INFO kablam!    |
Nov 04 12:04:01.099 INFO kablam! 16 | pub struct IntoIter<T>(List<T>);
Nov 04 12:04:01.099 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:01.099 INFO kablam!    |
Nov 04 12:04:01.099 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 12:04:01.099 INFO kablam! 
Nov 04 12:04:01.099 INFO kablam! warning: method is never used: `peek`
Nov 04 12:04:01.099 INFO kablam!   --> src/linked_list.rs:38:3
Nov 04 12:04:01.099 INFO kablam!    |
Nov 04 12:04:01.099 INFO kablam! 38 |   pub fn peek(&self) -> Option<&T> {
Nov 04 12:04:01.099 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:01.099 INFO kablam! 
Nov 04 12:04:01.099 INFO kablam! warning: method is never used: `peek_mut`
Nov 04 12:04:01.099 INFO kablam!   --> src/linked_list.rs:44:3
Nov 04 12:04:01.099 INFO kablam!    |
Nov 04 12:04:01.099 INFO kablam! 44 |   pub fn peek_mut(&mut self) -> Option<&mut T> {
Nov 04 12:04:01.099 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:01.102 INFO kablam! 
Nov 04 12:04:01.102 INFO kablam! warning: method is never used: `into_iter`
Nov 04 12:04:01.103 INFO kablam!   --> src/linked_list.rs:50:3
Nov 04 12:04:01.103 INFO kablam!    |
Nov 04 12:04:01.103 INFO kablam! 50 |   pub fn into_iter(self) -> IntoIter<T> {
Nov 04 12:04:01.103 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 12:04:01.103 INFO kablam! 
Nov 04 12:04:01.283 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Nov 04 12:04:01.283 INFO kablam! su: No module specific data is present
Nov 04 12:04:01.971 INFO running `"docker" "rm" "-f" "6dbfada417a439a4be3b9115c65e03e98b2b96ed5c73ad2cc805d4c885d39a32"`
Nov 04 12:04:02.379 INFO blam! 6dbfada417a439a4be3b9115c65e03e98b2b96ed5c73ad2cc805d4c885d39a32