[INFO] fetching crate guessing_game_how_original 0.1.0...
[INFO] testing guessing_game_how_original-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate guessing_game_how_original 0.1.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate guessing_game_how_original 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 guessing_game_how_original 0.1.0
[INFO] finished tweaking crates.io crate guessing_game_how_original 0.1.0
[INFO] tweaked toml for crates.io crate guessing_game_how_original 0.1.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_how_original 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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 86d1a5d6cf5e8134a12be58b7d0bef09c3656a65c54146e2b9a09922bbe198dc
[INFO] running `Command { std: "docker" "start" "-a" "86d1a5d6cf5e8134a12be58b7d0bef09c3656a65c54146e2b9a09922bbe198dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86d1a5d6cf5e8134a12be58b7d0bef09c3656a65c54146e2b9a09922bbe198dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d1a5d6cf5e8134a12be58b7d0bef09c3656a65c54146e2b9a09922bbe198dc", kill_on_drop: false }`
[INFO] [stdout] 86d1a5d6cf5e8134a12be58b7d0bef09c3656a65c54146e2b9a09922bbe198dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] d2506abab0539ef3427c88f7776c79162f41c0dba210de698c40e990e4a84912
[INFO] running `Command { std: "docker" "start" "-a" "d2506abab0539ef3427c88f7776c79162f41c0dba210de698c40e990e4a84912", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling guessing_game_how_original v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.79s
[INFO] running `Command { std: "docker" "inspect" "d2506abab0539ef3427c88f7776c79162f41c0dba210de698c40e990e4a84912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2506abab0539ef3427c88f7776c79162f41c0dba210de698c40e990e4a84912", kill_on_drop: false }`
[INFO] [stdout] d2506abab0539ef3427c88f7776c79162f41c0dba210de698c40e990e4a84912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] ac772f85282f74ff55487f47811a2d9d6bdb4c4f930b207c84f998acb0ecc409
[INFO] running `Command { std: "docker" "start" "-a" "ac772f85282f74ff55487f47811a2d9d6bdb4c4f930b207c84f998acb0ecc409", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_how_original v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game_how_original-3772d204d2d5c96f)
[INFO] running `Command { std: "docker" "inspect" "ac772f85282f74ff55487f47811a2d9d6bdb4c4f930b207c84f998acb0ecc409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac772f85282f74ff55487f47811a2d9d6bdb4c4f930b207c84f998acb0ecc409", kill_on_drop: false }`
[INFO] [stdout] ac772f85282f74ff55487f47811a2d9d6bdb4c4f930b207c84f998acb0ecc409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] f0714e17c055a5052bc646bb84bf9f48e8c7902eb1c20f527fbe996830f09d8f
[INFO] running `Command { std: "docker" "start" "-a" "f0714e17c055a5052bc646bb84bf9f48e8c7902eb1c20f527fbe996830f09d8f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game_how_original-3772d204d2d5c96f)
[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" "f0714e17c055a5052bc646bb84bf9f48e8c7902eb1c20f527fbe996830f09d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0714e17c055a5052bc646bb84bf9f48e8c7902eb1c20f527fbe996830f09d8f", kill_on_drop: false }`
[INFO] [stdout] f0714e17c055a5052bc646bb84bf9f48e8c7902eb1c20f527fbe996830f09d8f