[INFO] cloning repository https://github.com/LukasKalbertodt/sort-bench
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LukasKalbertodt/sort-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasKalbertodt%2Fsort-bench"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasKalbertodt%2Fsort-bench'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 68ceb1210c10e4e9f1a34cf8322ab7ee36269aed
[INFO] checking LukasKalbertodt/sort-bench against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasKalbertodt%2Fsort-bench" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LukasKalbertodt/sort-bench on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/LukasKalbertodt/sort-bench
[INFO] finished tweaking git repo https://github.com/LukasKalbertodt/sort-bench
[INFO] tweaked toml for git repo https://github.com/LukasKalbertodt/sort-bench written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/LukasKalbertodt/sort-bench already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c7884cc0daf25a8f096442618736aeb633e8a906ceed5f5c404d05c525c49a0
[INFO] running `"docker" "start" "-a" "1c7884cc0daf25a8f096442618736aeb633e8a906ceed5f5c404d05c525c49a0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking sort-bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `one_element`
[INFO] [stderr]   --> src/gen.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn one_element<T: Clone>(count: usize, elem: T) -> Vec<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_increasing`
[INFO] [stderr]   --> src/gen.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn simple_increasing<T: FromUsize>(count: usize) -> Vec<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_decreasing`
[INFO] [stderr]   --> src/gen.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn simple_decreasing<T: FromUsize>(count: usize) -> Vec<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quick_sort_hoare_center`
[INFO] [stderr]   --> src/impls/quick.rs:4:9
[INFO] [stderr]    |
[INFO] [stderr] 4  |         pub fn $fn_name<T: Ord>(arr: &mut [T]) {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 | gen_quick_sort!(quick_sort_hoare_center, partition_hoare, pivot_center);
[INFO] [stderr]    | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quick_sort_lomuto_center`
[INFO] [stderr]   --> src/impls/quick.rs:4:9
[INFO] [stderr]    |
[INFO] [stderr] 4  |         pub fn $fn_name<T: Ord>(arr: &mut [T]) {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 | gen_quick_sort!(quick_sort_lomuto_center, partition_lomuto, pivot_center);
[INFO] [stderr]    | -------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pivot_center`
[INFO] [stderr]   --> src/impls/quick.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn pivot_center<T>(arr: &[T]) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `partition_hoare`
[INFO] [stderr]   --> src/impls/quick.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn partition_hoare<T: Ord>(arr: &mut [T], pivot_idx: usize) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `partition_lomuto`
[INFO] [stderr]   --> src/impls/quick.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn partition_lomuto<T: Ord>(arr: &mut [T], pivot_idx: usize) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking quickcheck v0.6.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `"docker" "inspect" "1c7884cc0daf25a8f096442618736aeb633e8a906ceed5f5c404d05c525c49a0"`
[INFO] running `"docker" "rm" "-f" "1c7884cc0daf25a8f096442618736aeb633e8a906ceed5f5c404d05c525c49a0"`
[INFO] [stdout] 1c7884cc0daf25a8f096442618736aeb633e8a906ceed5f5c404d05c525c49a0