Oct 13 03:37:03.332 INFO checking Matthew-Olander/rust-sorter-test against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 03:37:03.334 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/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 03:37:03.724 INFO blam! e5c60ea46084cf4ce128795afe70bac844ffd7f036fa4647261af1507ca4ed6f
Oct 13 03:37:03.736 INFO running `"docker" "start" "-a" "e5c60ea46084cf4ce128795afe70bac844ffd7f036fa4647261af1507ca4ed6f"`
Oct 13 03:37:04.484 INFO kablam! usermod: no changes
Oct 13 03:37:04.516 INFO kablam!     Checking sorter v0.1.0 (/source)
Oct 13 03:37:04.960 INFO kablam! warning: function is never used: `mergesort_vector`
Oct 13 03:37:04.960 INFO kablam!  --> src/mergesort/mod.rs:4:1
Oct 13 03:37:04.960 INFO kablam!   |
Oct 13 03:37:04.960 INFO kablam! 4 | pub fn mergesort_vector<T: PartialOrd>(mut a: Vec<T>) -> Vec<T> {
Oct 13 03:37:04.960 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:37:04.960 INFO kablam!   |
Oct 13 03:37:04.960 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 03:37:04.960 INFO kablam! 
Oct 13 03:37:04.960 INFO kablam! warning: function is never used: `mergesort_vector_with_threads`
Oct 13 03:37:04.960 INFO kablam!   --> src/mergesort/mod.rs:37:1
Oct 13 03:37:04.960 INFO kablam!    |
Oct 13 03:37:04.960 INFO kablam! 37 | pub fn mergesort_vector_with_threads<T: 'static + PartialOrd + Send>(mut a: Vec<T>) -> Vec<T> {
Oct 13 03:37:04.960 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:37:04.960 INFO kablam! 
Oct 13 03:37:05.139 INFO kablam! warning: function is never used: `mergesort_vector`
Oct 13 03:37:05.139 INFO kablam!  --> src/mergesort/mod.rs:4:1
Oct 13 03:37:05.139 INFO kablam!   |
Oct 13 03:37:05.139 INFO kablam! 4 | pub fn mergesort_vector<T: PartialOrd>(mut a: Vec<T>) -> Vec<T> {
Oct 13 03:37:05.139 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:37:05.139 INFO kablam!   |
Oct 13 03:37:05.139 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 03:37:05.139 INFO kablam! 
Oct 13 03:37:05.140 INFO kablam! warning: function is never used: `mergesort_vector_with_threads`
Oct 13 03:37:05.140 INFO kablam!   --> src/mergesort/mod.rs:37:1
Oct 13 03:37:05.140 INFO kablam!    |
Oct 13 03:37:05.140 INFO kablam! 37 | pub fn mergesort_vector_with_threads<T: 'static + PartialOrd + Send>(mut a: Vec<T>) -> Vec<T> {
Oct 13 03:37:05.140 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:37:05.140 INFO kablam! 
Oct 13 03:37:05.737 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Oct 13 03:37:05.740 INFO kablam! su: No module specific data is present
Oct 13 03:37:06.179 INFO running `"docker" "rm" "-f" "e5c60ea46084cf4ce128795afe70bac844ffd7f036fa4647261af1507ca4ed6f"`
Oct 13 03:37:06.388 INFO blam! e5c60ea46084cf4ce128795afe70bac844ffd7f036fa4647261af1507ca4ed6f