[INFO] cloning repository https://github.com/AaronKutch/ptr_rotate_bench_demonstration
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AaronKutch/ptr_rotate_bench_demonstration" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronKutch%2Fptr_rotate_bench_demonstration", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronKutch%2Fptr_rotate_bench_demonstration'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ab688d7856e5f668040c70312de011ba71955e1
[INFO] testing AaronKutch/ptr_rotate_bench_demonstration against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronKutch%2Fptr_rotate_bench_demonstration" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AaronKutch/ptr_rotate_bench_demonstration on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AaronKutch/ptr_rotate_bench_demonstration
[INFO] finished tweaking git repo https://github.com/AaronKutch/ptr_rotate_bench_demonstration
[INFO] tweaked toml for git repo https://github.com/AaronKutch/ptr_rotate_bench_demonstration written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/AaronKutch/ptr_rotate_bench_demonstration already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40ed2af57a56c82b1161033cc652babea60927563bae654e76c06e89b8d451b3
[INFO] running `Command { std: "docker" "start" "-a" "40ed2af57a56c82b1161033cc652babea60927563bae654e76c06e89b8d451b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40ed2af57a56c82b1161033cc652babea60927563bae654e76c06e89b8d451b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ed2af57a56c82b1161033cc652babea60927563bae654e76c06e89b8d451b3", kill_on_drop: false }`
[INFO] [stdout] 40ed2af57a56c82b1161033cc652babea60927563bae654e76c06e89b8d451b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c3a61fcc4221a13ce756c5ba6de8c752e81e96c18946688c40fb3ce41adfd8a
[INFO] running `Command { std: "docker" "start" "-a" "7c3a61fcc4221a13ce756c5ba6de8c752e81e96c18946688c40fb3ce41adfd8a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rotate_bench v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Bencher`, `black_box`
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test::{black_box, Bencher};
[INFO] [stdout]   |            ^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `rotate_bench`
[INFO] [stdout]    --> src/main.rs:244:14
[INFO] [stdout]     |
[INFO] [stdout] 244 | macro_rules! rotate_bench {
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `rotate`
[INFO] [stdout]    --> src/main.rs:266:14
[INFO] [stdout]     |
[INFO] [stdout] 266 | macro_rules! rotate {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `setup`
[INFO] [stdout]    --> src/main.rs:215:4
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn setup(size: usize) -> Vec<usize> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check`
[INFO] [stdout]    --> src/main.rs:224:4
[INFO] [stdout]     |
[INFO] [stdout] 224 | fn check(x: &mut [usize], s: usize) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rotate_bench` due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7c3a61fcc4221a13ce756c5ba6de8c752e81e96c18946688c40fb3ce41adfd8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c3a61fcc4221a13ce756c5ba6de8c752e81e96c18946688c40fb3ce41adfd8a", kill_on_drop: false }`
[INFO] [stdout] 7c3a61fcc4221a13ce756c5ba6de8c752e81e96c18946688c40fb3ce41adfd8a