[INFO] fetching crate tidwell_guessing_game 0.1.0...
[INFO] testing tidwell_guessing_game-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate tidwell_guessing_game 0.1.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate tidwell_guessing_game 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-22/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-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9feb3d871675f63b46b7ea352779e521333a8b2ba8f2aff9c8520edd879196de
[INFO] running `Command { std: "docker" "start" "-a" "9feb3d871675f63b46b7ea352779e521333a8b2ba8f2aff9c8520edd879196de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9feb3d871675f63b46b7ea352779e521333a8b2ba8f2aff9c8520edd879196de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9feb3d871675f63b46b7ea352779e521333a8b2ba8f2aff9c8520edd879196de", kill_on_drop: false }`
[INFO] [stdout] 9feb3d871675f63b46b7ea352779e521333a8b2ba8f2aff9c8520edd879196de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74ddd312c4cbc4f995d6ca2ab37b416c6f78db5e8c794f2df6e6389b0a2fd566
[INFO] running `Command { std: "docker" "start" "-a" "74ddd312c4cbc4f995d6ca2ab37b416c6f78db5e8c794f2df6e6389b0a2fd566", kill_on_drop: false }`
[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 3.39s
[INFO] running `Command { std: "docker" "inspect" "74ddd312c4cbc4f995d6ca2ab37b416c6f78db5e8c794f2df6e6389b0a2fd566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ddd312c4cbc4f995d6ca2ab37b416c6f78db5e8c794f2df6e6389b0a2fd566", kill_on_drop: false }`
[INFO] [stdout] 74ddd312c4cbc4f995d6ca2ab37b416c6f78db5e8c794f2df6e6389b0a2fd566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 814655caa6398777923902f911c358ccf43ba8cefb6ecd4759d4938cf48f5d75
[INFO] running `Command { std: "docker" "start" "-a" "814655caa6398777923902f911c358ccf43ba8cefb6ecd4759d4938cf48f5d75", 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 0.45s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tidwell_guessing_game-8f0565a99d8a67f7)
[INFO] running `Command { std: "docker" "inspect" "814655caa6398777923902f911c358ccf43ba8cefb6ecd4759d4938cf48f5d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814655caa6398777923902f911c358ccf43ba8cefb6ecd4759d4938cf48f5d75", kill_on_drop: false }`
[INFO] [stdout] 814655caa6398777923902f911c358ccf43ba8cefb6ecd4759d4938cf48f5d75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d7dd7cd58275bb651217365c457de90095bc6b260b5f4ad90038d524b1d74d2
[INFO] running `Command { std: "docker" "start" "-a" "8d7dd7cd58275bb651217365c457de90095bc6b260b5f4ad90038d524b1d74d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/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" "8d7dd7cd58275bb651217365c457de90095bc6b260b5f4ad90038d524b1d74d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7dd7cd58275bb651217365c457de90095bc6b260b5f4ad90038d524b1d74d2", kill_on_drop: false }`
[INFO] [stdout] 8d7dd7cd58275bb651217365c457de90095bc6b260b5f4ad90038d524b1d74d2