[INFO] cloning repository https://github.com/Kogia-sima/itoap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kogia-sima/itoap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKogia-sima%2Fitoap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKogia-sima%2Fitoap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cdecb16fb9986f1d221ba51ec99ce8f62b2f0be
[INFO] checking Kogia-sima/itoap against nightly-2024-02-05 for check-cfg-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKogia-sima%2Fitoap" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kogia-sima/itoap on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kogia-sima/itoap
[INFO] finished tweaking git repo https://github.com/Kogia-sima/itoap
[INFO] tweaked toml for git repo https://github.com/Kogia-sima/itoap written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e15ce1c73aaff1bc28388eced7eeb1b121d6a4e0959f9a167cd621253ba3bf28
[INFO] running `Command { std: "docker" "start" "-a" "e15ce1c73aaff1bc28388eced7eeb1b121d6a4e0959f9a167cd621253ba3bf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e15ce1c73aaff1bc28388eced7eeb1b121d6a4e0959f9a167cd621253ba3bf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e15ce1c73aaff1bc28388eced7eeb1b121d6a4e0959f9a167cd621253ba3bf28", kill_on_drop: false }`
[INFO] [stdout] e15ce1c73aaff1bc28388eced7eeb1b121d6a4e0959f9a167cd621253ba3bf28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69807f5a36f8930f06a61ba02c0633f5b2ba26fa1a3ae3e48b42deaf0b0fd9c0
[INFO] running `Command { std: "docker" "start" "-a" "69807f5a36f8930f06a61ba02c0633f5b2ba26fa1a3ae3e48b42deaf0b0fd9c0", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking itoap v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> benches/bench.rs:56:25
[INFO] [stdout]     |
[INFO] [stdout] 56  |                           itoap::write(&mut buf, black_box($value));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 | / benches! {
[INFO] [stdout] 105 | |     bench_u64_0(0u64),
[INFO] [stdout] 106 | |     bench_u64_half(<u32>::max_value() as u64),
[INFO] [stdout] 107 | |     bench_u64_max(<u64>::max_value()),
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |     bench_u128_max(<u128>::max_value())
[INFO] [stdout] 112 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `benches` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 56  |                         let _ = itoap::write(&mut buf, black_box($value));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "69807f5a36f8930f06a61ba02c0633f5b2ba26fa1a3ae3e48b42deaf0b0fd9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69807f5a36f8930f06a61ba02c0633f5b2ba26fa1a3ae3e48b42deaf0b0fd9c0", kill_on_drop: false }`
[INFO] [stdout] 69807f5a36f8930f06a61ba02c0633f5b2ba26fa1a3ae3e48b42deaf0b0fd9c0