[INFO] cloning repository https://github.com/gyaresu/rust_guessing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gyaresu/rust_guessing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyaresu%2Frust_guessing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyaresu%2Frust_guessing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 840c6a4b87d1ee3c476a38338e4fa246540f2f74
[INFO] testing gyaresu/rust_guessing against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyaresu%2Frust_guessing" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gyaresu/rust_guessing on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gyaresu/rust_guessing
[INFO] finished tweaking git repo https://github.com/gyaresu/rust_guessing
[INFO] tweaked toml for git repo https://github.com/gyaresu/rust_guessing written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/gyaresu/rust_guessing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c83c0d6fd2103e85962357ed233a66beff86c764ed4407a1e96b6becd6d58cd
[INFO] running `Command { std: "docker" "start" "-a" "3c83c0d6fd2103e85962357ed233a66beff86c764ed4407a1e96b6becd6d58cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c83c0d6fd2103e85962357ed233a66beff86c764ed4407a1e96b6becd6d58cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c83c0d6fd2103e85962357ed233a66beff86c764ed4407a1e96b6becd6d58cd", kill_on_drop: false }`
[INFO] [stdout] 3c83c0d6fd2103e85962357ed233a66beff86c764ed4407a1e96b6becd6d58cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72eac99464c75fa12ad4f304a02f274b104ab0647a960513933183ff45cffe49
[INFO] running `Command { std: "docker" "start" "-a" "72eac99464c75fa12ad4f304a02f274b104ab0647a960513933183ff45cffe49", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.13
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling rust_guessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "72eac99464c75fa12ad4f304a02f274b104ab0647a960513933183ff45cffe49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72eac99464c75fa12ad4f304a02f274b104ab0647a960513933183ff45cffe49", kill_on_drop: false }`
[INFO] [stdout] 72eac99464c75fa12ad4f304a02f274b104ab0647a960513933183ff45cffe49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83d632911d996927d0cbdc99367575dd7f8414998418b270970c81bd17e3e6b6
[INFO] running `Command { std: "docker" "start" "-a" "83d632911d996927d0cbdc99367575dd7f8414998418b270970c81bd17e3e6b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_guessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "83d632911d996927d0cbdc99367575dd7f8414998418b270970c81bd17e3e6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d632911d996927d0cbdc99367575dd7f8414998418b270970c81bd17e3e6b6", kill_on_drop: false }`
[INFO] [stdout] 83d632911d996927d0cbdc99367575dd7f8414998418b270970c81bd17e3e6b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 006ed6fc9d0a16d07c08df1b357f76226ed10b1f34a7c4829799ed7117bf505a
[INFO] running `Command { std: "docker" "start" "-a" "006ed6fc9d0a16d07c08df1b357f76226ed10b1f34a7c4829799ed7117bf505a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_guessing-5e729599ede6e64d)
[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" "006ed6fc9d0a16d07c08df1b357f76226ed10b1f34a7c4829799ed7117bf505a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "006ed6fc9d0a16d07c08df1b357f76226ed10b1f34a7c4829799ed7117bf505a", kill_on_drop: false }`
[INFO] [stdout] 006ed6fc9d0a16d07c08df1b357f76226ed10b1f34a7c4829799ed7117bf505a