[INFO] cloning repository https://github.com/nnethercott/arroy_benchmarks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nnethercott/arroy_benchmarks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnethercott%2Farroy_benchmarks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnethercott%2Farroy_benchmarks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 128ca9c9c6338bcb320da5675aca5bdc85398867
[INFO] checking nnethercott/arroy_benchmarks against master#c290daa1e5274a52e54a0f49e31bd70192abc606 for pr-133502-23
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnethercott%2Farroy_benchmarks" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/nnethercott/arroy_benchmarks
[INFO] finished tweaking git repo https://github.com/nnethercott/arroy_benchmarks
[INFO] tweaked toml for git repo https://github.com/nnethercott/arroy_benchmarks written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nnethercott/arroy_benchmarks on toolchain c290daa1e5274a52e54a0f49e31bd70192abc606
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nnethercott/arroy_benchmarks 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" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/nnethercott/arroy`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d" "/opt/rustwide/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d" "/opt/rustwide/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking arroy v0.6.1 (https://github.com/nnethercott/arroy?branch=replace-minheap-for-median#9021007f)
[INFO] [stderr]     Checking arroy_benchmarks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n_items`
[INFO] [stdout]    --> benches/reader.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let n_items = reader.n_items() as u32;
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_items`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `counter`
[INFO] [stdout]    --> benches/reader.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let counter = Cell::new(0);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `data_gen_rev` is never used
[INFO] [stdout]   --> benches/reader.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn data_gen_rev(n: usize) -> Vec<Reverse<(OrderedFloat<f32>, u32)>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `theoretical_top_k` is never used
[INFO] [stdout]   --> benches/reader.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn theoretical_top_k(c: &mut Criterion) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> benches/reader.rs:223:1
[INFO] [stdout]     |
[INFO] [stdout] 223 | / criterion_group!(
[INFO] [stdout] 224 | |     benches,
[INFO] [stdout] ...   |
[INFO] [stdout] 228 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 223 | let _ = criterion_group!(
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.44s
[INFO] running `Command { std: "docker" "inspect" "0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d", kill_on_drop: false }`
[INFO] [stdout] 0b9db1b0c844c27559ce4efedf22de6920b24a68dc22f71c329d0f3d9d94bd3d
