[INFO] fetching crate zenith-opt 0.0.1...
[INFO] checking zenith-opt-0.0.1 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate zenith-opt 0.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate zenith-opt 0.0.1 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zenith-opt 0.0.1
[INFO] finished tweaking crates.io crate zenith-opt 0.0.1
[INFO] tweaked toml for crates.io crate zenith-opt 0.0.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31596c02d966a0ac34d255e92b5cdc12756fdcb99aa1e4d050346a3123411c62
[INFO] running `Command { std: "docker" "start" "-a" "31596c02d966a0ac34d255e92b5cdc12756fdcb99aa1e4d050346a3123411c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31596c02d966a0ac34d255e92b5cdc12756fdcb99aa1e4d050346a3123411c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31596c02d966a0ac34d255e92b5cdc12756fdcb99aa1e4d050346a3123411c62", kill_on_drop: false }`
[INFO] [stdout] 31596c02d966a0ac34d255e92b5cdc12756fdcb99aa1e4d050346a3123411c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bd15451f106d64a1870ad5a203934dd566eb7dbe1ee89bc43bf802388c414a8
[INFO] running `Command { std: "docker" "start" "-a" "0bd15451f106d64a1870ad5a203934dd566eb7dbe1ee89bc43bf802388c414a8", kill_on_drop: false }`
[INFO] [stderr]     Checking zenith-opt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `hill_climbing_search`
[INFO] [stdout]   --> src/individual.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn hill_climbing_search<T: LocalOptimizationProblem<Score = impl Ord>>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "0bd15451f106d64a1870ad5a203934dd566eb7dbe1ee89bc43bf802388c414a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd15451f106d64a1870ad5a203934dd566eb7dbe1ee89bc43bf802388c414a8", kill_on_drop: false }`
[INFO] [stdout] 0bd15451f106d64a1870ad5a203934dd566eb7dbe1ee89bc43bf802388c414a8