[INFO] fetching crate tidwell_guessing_game 0.1.0...
[INFO] testing tidwell_guessing_game-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tidwell_guessing_game 0.1.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate tidwell_guessing_game 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tidwell_guessing_game 0.1.0
[INFO] finished tweaking crates.io crate tidwell_guessing_game 0.1.0
[INFO] tweaked toml for crates.io crate tidwell_guessing_game 0.1.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate crates.io crate tidwell_guessing_game 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c27a636f57e7b0a2bd78d159ec3060de76fad7000146267d980f48d8f7ec232
[INFO] running `Command { std: "docker" "start" "-a" "3c27a636f57e7b0a2bd78d159ec3060de76fad7000146267d980f48d8f7ec232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c27a636f57e7b0a2bd78d159ec3060de76fad7000146267d980f48d8f7ec232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c27a636f57e7b0a2bd78d159ec3060de76fad7000146267d980f48d8f7ec232", kill_on_drop: false }`
[INFO] [stdout] 3c27a636f57e7b0a2bd78d159ec3060de76fad7000146267d980f48d8f7ec232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54c32c2c50c807b4ab84f4da76c5dba48180832ea3ad08b71ac29a834d646cca
[INFO] running `Command { std: "docker" "start" "-a" "54c32c2c50c807b4ab84f4da76c5dba48180832ea3ad08b71ac29a834d646cca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tidwell_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "54c32c2c50c807b4ab84f4da76c5dba48180832ea3ad08b71ac29a834d646cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c32c2c50c807b4ab84f4da76c5dba48180832ea3ad08b71ac29a834d646cca", kill_on_drop: false }`
[INFO] [stdout] 54c32c2c50c807b4ab84f4da76c5dba48180832ea3ad08b71ac29a834d646cca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c26d6988862a4f2904dc7eee4d40a97574f2b25e4a0b49a29243cd413e65741
[INFO] running `Command { std: "docker" "start" "-a" "3c26d6988862a4f2904dc7eee4d40a97574f2b25e4a0b49a29243cd413e65741", kill_on_drop: false }`
[INFO] [stderr]    Compiling tidwell_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "3c26d6988862a4f2904dc7eee4d40a97574f2b25e4a0b49a29243cd413e65741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c26d6988862a4f2904dc7eee4d40a97574f2b25e4a0b49a29243cd413e65741", kill_on_drop: false }`
[INFO] [stdout] 3c26d6988862a4f2904dc7eee4d40a97574f2b25e4a0b49a29243cd413e65741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c801ffc1a0943a8c0bd20efca4560e6c6b41ea623963ce6008ec09b7e954386
[INFO] running `Command { std: "docker" "start" "-a" "1c801ffc1a0943a8c0bd20efca4560e6c6b41ea623963ce6008ec09b7e954386", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tidwell_guessing_game-8f0565a99d8a67f7)
[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" "1c801ffc1a0943a8c0bd20efca4560e6c6b41ea623963ce6008ec09b7e954386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c801ffc1a0943a8c0bd20efca4560e6c6b41ea623963ce6008ec09b7e954386", kill_on_drop: false }`
[INFO] [stdout] 1c801ffc1a0943a8c0bd20efca4560e6c6b41ea623963ce6008ec09b7e954386