[INFO] cloning repository https://github.com/basvanwesting/genetic-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/basvanwesting/genetic-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasvanwesting%2Fgenetic-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasvanwesting%2Fgenetic-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96522106e17427c0c82ddd24a5df687fcada60bc
[INFO] checking basvanwesting/genetic-algorithm/96522106e17427c0c82ddd24a5df687fcada60bc against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasvanwesting%2Fgenetic-algorithm" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/basvanwesting/genetic-algorithm on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/basvanwesting/genetic-algorithm
[INFO] finished tweaking git repo https://github.com/basvanwesting/genetic-algorithm
[INFO] tweaked toml for git repo https://github.com/basvanwesting/genetic-algorithm written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/basvanwesting/genetic-algorithm 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded distance v0.4.0
[INFO] [stderr]   Downloaded symbolic-common v12.9.2
[INFO] [stderr]   Downloaded streaming-stats v0.2.3
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[INFO] [stderr]   Downloaded symbolic-demangle v12.9.2
[INFO] [stderr]   Downloaded cardinality-estimator v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93f3d9f86b442f8bd736043eea8500a9fdf29d3ebcbd0c411dd51a2feda27d24
[INFO] running `Command { std: "docker" "start" "-a" "93f3d9f86b442f8bd736043eea8500a9fdf29d3ebcbd0c411dd51a2feda27d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f3d9f86b442f8bd736043eea8500a9fdf29d3ebcbd0c411dd51a2feda27d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f3d9f86b442f8bd736043eea8500a9fdf29d3ebcbd0c411dd51a2feda27d24", kill_on_drop: false }`
[INFO] [stdout] 93f3d9f86b442f8bd736043eea8500a9fdf29d3ebcbd0c411dd51a2feda27d24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5200797470f55d9ed9d85771ad4f7e163293d83d1fdfe7d62a383e82f6ca360a
[INFO] running `Command { std: "docker" "start" "-a" "5200797470f55d9ed9d85771ad4f7e163293d83d1fdfe7d62a383e82f6ca360a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
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[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking genetic_algorithm v0.10.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.120
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[INFO] [stderr]     Checking tinytemplate v1.2.1
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[INFO] [stdout] warning: constant `TOURNAMENT_SIZE` is never used
[INFO] [stdout]  --> examples/profile_evolve_countdown.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const TOURNAMENT_SIZE: usize = 20;
[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` profile [unoptimized + debuginfo] target(s) in 31.98s
[INFO] running `Command { std: "docker" "inspect" "5200797470f55d9ed9d85771ad4f7e163293d83d1fdfe7d62a383e82f6ca360a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5200797470f55d9ed9d85771ad4f7e163293d83d1fdfe7d62a383e82f6ca360a", kill_on_drop: false }`
[INFO] [stdout] 5200797470f55d9ed9d85771ad4f7e163293d83d1fdfe7d62a383e82f6ca360a