[INFO] fetching crate guessing_game_elon 0.1.0...
[INFO] testing guessing_game_elon-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate guessing_game_elon 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate guessing_game_elon 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_elon 0.1.0
[INFO] finished tweaking crates.io crate guessing_game_elon 0.1.0
[INFO] tweaked toml for crates.io crate guessing_game_elon 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_elon 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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 69154787a9a62f38d2fdca8f9b7fec0ea972af77d8a8c83a88dd9a0a64f48f78
[INFO] running `Command { std: "docker" "start" "-a" "69154787a9a62f38d2fdca8f9b7fec0ea972af77d8a8c83a88dd9a0a64f48f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69154787a9a62f38d2fdca8f9b7fec0ea972af77d8a8c83a88dd9a0a64f48f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69154787a9a62f38d2fdca8f9b7fec0ea972af77d8a8c83a88dd9a0a64f48f78", kill_on_drop: false }`
[INFO] [stdout] 69154787a9a62f38d2fdca8f9b7fec0ea972af77d8a8c83a88dd9a0a64f48f78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 32ff329373a24b34a38afc988f292da4db6ff2f3b47a0049635b478360c0e4fa
[INFO] running `Command { std: "docker" "start" "-a" "32ff329373a24b34a38afc988f292da4db6ff2f3b47a0049635b478360c0e4fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game_elon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "32ff329373a24b34a38afc988f292da4db6ff2f3b47a0049635b478360c0e4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ff329373a24b34a38afc988f292da4db6ff2f3b47a0049635b478360c0e4fa", kill_on_drop: false }`
[INFO] [stdout] 32ff329373a24b34a38afc988f292da4db6ff2f3b47a0049635b478360c0e4fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] d1569effbfa6b9a4c1b5a1f102f36a5fbe350fa3318709d6f02d215bdfb1e8d3
[INFO] running `Command { std: "docker" "start" "-a" "d1569effbfa6b9a4c1b5a1f102f36a5fbe350fa3318709d6f02d215bdfb1e8d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_elon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game_elon-c7162c1249a6c902)
[INFO] running `Command { std: "docker" "inspect" "d1569effbfa6b9a4c1b5a1f102f36a5fbe350fa3318709d6f02d215bdfb1e8d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1569effbfa6b9a4c1b5a1f102f36a5fbe350fa3318709d6f02d215bdfb1e8d3", kill_on_drop: false }`
[INFO] [stdout] d1569effbfa6b9a4c1b5a1f102f36a5fbe350fa3318709d6f02d215bdfb1e8d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 703ca98a5005c4e7e800ae769e32d0a611ce149c3a921495599701a7f36833a5
[INFO] running `Command { std: "docker" "start" "-a" "703ca98a5005c4e7e800ae769e32d0a611ce149c3a921495599701a7f36833a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game_elon-c7162c1249a6c902)
[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" "703ca98a5005c4e7e800ae769e32d0a611ce149c3a921495599701a7f36833a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703ca98a5005c4e7e800ae769e32d0a611ce149c3a921495599701a7f36833a5", kill_on_drop: false }`
[INFO] [stdout] 703ca98a5005c4e7e800ae769e32d0a611ce149c3a921495599701a7f36833a5