[INFO] cloning repository https://github.com/stanly-johnson/ranked_ballots_winner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stanly-johnson/ranked_ballots_winner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanly-johnson%2Franked_ballots_winner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanly-johnson%2Franked_ballots_winner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 301edc9f27569d4fe95dcc3ce4a2efbe58b8a81c
[INFO] testing stanly-johnson/ranked_ballots_winner against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanly-johnson%2Franked_ballots_winner" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stanly-johnson/ranked_ballots_winner on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stanly-johnson/ranked_ballots_winner
[INFO] finished tweaking git repo https://github.com/stanly-johnson/ranked_ballots_winner
[INFO] tweaked toml for git repo https://github.com/stanly-johnson/ranked_ballots_winner written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/stanly-johnson/ranked_ballots_winner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 191485f153f0d93fa90543c218b8dd1ef7965ec2c4b21627ee6d616ea383a25c
[INFO] running `Command { std: "docker" "start" "-a" "191485f153f0d93fa90543c218b8dd1ef7965ec2c4b21627ee6d616ea383a25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "191485f153f0d93fa90543c218b8dd1ef7965ec2c4b21627ee6d616ea383a25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191485f153f0d93fa90543c218b8dd1ef7965ec2c4b21627ee6d616ea383a25c", kill_on_drop: false }`
[INFO] [stdout] 191485f153f0d93fa90543c218b8dd1ef7965ec2c4b21627ee6d616ea383a25c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f36f8b8f5f2467cb5e1284c2255f129a56af5e4162935157775d42f00995d239
[INFO] running `Command { std: "docker" "start" "-a" "f36f8b8f5f2467cb5e1284c2255f129a56af5e4162935157775d42f00995d239", kill_on_drop: false }`
[INFO] [stderr]    Compiling irv_vote_count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "f36f8b8f5f2467cb5e1284c2255f129a56af5e4162935157775d42f00995d239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36f8b8f5f2467cb5e1284c2255f129a56af5e4162935157775d42f00995d239", kill_on_drop: false }`
[INFO] [stdout] f36f8b8f5f2467cb5e1284c2255f129a56af5e4162935157775d42f00995d239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56f1c3a2a3bfb8d119917b153ac57590ff5682a1bdf76e4e6dab7ad29c60f3e3
[INFO] running `Command { std: "docker" "start" "-a" "56f1c3a2a3bfb8d119917b153ac57590ff5682a1bdf76e4e6dab7ad29c60f3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling irv_vote_count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "56f1c3a2a3bfb8d119917b153ac57590ff5682a1bdf76e4e6dab7ad29c60f3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f1c3a2a3bfb8d119917b153ac57590ff5682a1bdf76e4e6dab7ad29c60f3e3", kill_on_drop: false }`
[INFO] [stdout] 56f1c3a2a3bfb8d119917b153ac57590ff5682a1bdf76e4e6dab7ad29c60f3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60fd4602008388986df6fc431aee17b85f8a6f0fffab2a90c9c2f100b7b5e72a
[INFO] running `Command { std: "docker" "start" "-a" "60fd4602008388986df6fc431aee17b85f8a6f0fffab2a90c9c2f100b7b5e72a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/irv_vote_count-f0f6860d515b33c1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60fd4602008388986df6fc431aee17b85f8a6f0fffab2a90c9c2f100b7b5e72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60fd4602008388986df6fc431aee17b85f8a6f0fffab2a90c9c2f100b7b5e72a", kill_on_drop: false }`
[INFO] [stdout] 60fd4602008388986df6fc431aee17b85f8a6f0fffab2a90c9c2f100b7b5e72a