[INFO] fetching crate my_guessing_game 0.1.0...
[INFO] testing my_guessing_game-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate my_guessing_game 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate my_guessing_game 0.1.0 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 crates.io crate my_guessing_game 0.1.0
[INFO] finished tweaking crates.io crate my_guessing_game 0.1.0
[INFO] tweaked toml for crates.io crate my_guessing_game 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5c764d74926bf85922348686040043c16f9eb8598f823e906cd23ebabc5fa02c
[INFO] running `Command { std: "docker" "start" "-a" "5c764d74926bf85922348686040043c16f9eb8598f823e906cd23ebabc5fa02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c764d74926bf85922348686040043c16f9eb8598f823e906cd23ebabc5fa02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c764d74926bf85922348686040043c16f9eb8598f823e906cd23ebabc5fa02c", kill_on_drop: false }`
[INFO] [stdout] 5c764d74926bf85922348686040043c16f9eb8598f823e906cd23ebabc5fa02c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7e04c4e9e60b3cf631d54a74cd54178c1bb6ca95fa6ab3c42e9123461776e423
[INFO] running `Command { std: "docker" "start" "-a" "7e04c4e9e60b3cf631d54a74cd54178c1bb6ca95fa6ab3c42e9123461776e423", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling my_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "7e04c4e9e60b3cf631d54a74cd54178c1bb6ca95fa6ab3c42e9123461776e423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e04c4e9e60b3cf631d54a74cd54178c1bb6ca95fa6ab3c42e9123461776e423", kill_on_drop: false }`
[INFO] [stdout] 7e04c4e9e60b3cf631d54a74cd54178c1bb6ca95fa6ab3c42e9123461776e423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ab8aac3ef6be85ea617d7c73e35c267de555bc254571f11b210cdb060ad82902
[INFO] running `Command { std: "docker" "start" "-a" "ab8aac3ef6be85ea617d7c73e35c267de555bc254571f11b210cdb060ad82902", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "ab8aac3ef6be85ea617d7c73e35c267de555bc254571f11b210cdb060ad82902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8aac3ef6be85ea617d7c73e35c267de555bc254571f11b210cdb060ad82902", kill_on_drop: false }`
[INFO] [stdout] ab8aac3ef6be85ea617d7c73e35c267de555bc254571f11b210cdb060ad82902
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ab0665f9bd3d2955b313b374f53847b0d833fb714e36efc51b18ea09a1b4834b
[INFO] running `Command { std: "docker" "start" "-a" "ab0665f9bd3d2955b313b374f53847b0d833fb714e36efc51b18ea09a1b4834b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/my_guessing_game-8b316826843706aa)
[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" "ab0665f9bd3d2955b313b374f53847b0d833fb714e36efc51b18ea09a1b4834b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0665f9bd3d2955b313b374f53847b0d833fb714e36efc51b18ea09a1b4834b", kill_on_drop: false }`
[INFO] [stdout] ab0665f9bd3d2955b313b374f53847b0d833fb714e36efc51b18ea09a1b4834b