[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 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronKutch%2Fptr_rotate_bench_demonstration" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AaronKutch/ptr_rotate_bench_demonstration on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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-3-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f8d2abbac2b04cb6738669071b9fed37f5cc8f91fd8367ed11ae1ab2e93dcd2
[INFO] running `Command { std: "docker" "start" "-a" "6f8d2abbac2b04cb6738669071b9fed37f5cc8f91fd8367ed11ae1ab2e93dcd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f8d2abbac2b04cb6738669071b9fed37f5cc8f91fd8367ed11ae1ab2e93dcd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8d2abbac2b04cb6738669071b9fed37f5cc8f91fd8367ed11ae1ab2e93dcd2", kill_on_drop: false }`
[INFO] [stdout] 6f8d2abbac2b04cb6738669071b9fed37f5cc8f91fd8367ed11ae1ab2e93dcd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98944faeda0709081cd47906d8bee2cc4e3c2962e5deb1b6f56e6e468372d31b
[INFO] running `Command { std: "docker" "start" "-a" "98944faeda0709081cd47906d8bee2cc4e3c2962e5deb1b6f56e6e468372d31b", kill_on_drop: false }`
[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] 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 1 previous error; 3 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` (bin "rotate_bench") due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "98944faeda0709081cd47906d8bee2cc4e3c2962e5deb1b6f56e6e468372d31b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98944faeda0709081cd47906d8bee2cc4e3c2962e5deb1b6f56e6e468372d31b", kill_on_drop: false }`
[INFO] [stdout] 98944faeda0709081cd47906d8bee2cc4e3c2962e5deb1b6f56e6e468372d31b
