[INFO] cloning repository https://github.com/oysterbank/guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oysterbank/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foysterbank%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foysterbank%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3398b5a6a50ba4033239bca2465128ad057a946a
[INFO] testing oysterbank/guessing_game against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foysterbank%2Fguessing_game" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oysterbank/guessing_game 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 git repo https://github.com/oysterbank/guessing_game
[INFO] finished tweaking git repo https://github.com/oysterbank/guessing_game
[INFO] tweaked toml for git repo https://github.com/oysterbank/guessing_game written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/oysterbank/guessing_game 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 82053df6bed09b0a8df16e0fbdd4796247a9934dbb871e6239690dd5a30d8b98
[INFO] running `Command { std: "docker" "start" "-a" "82053df6bed09b0a8df16e0fbdd4796247a9934dbb871e6239690dd5a30d8b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82053df6bed09b0a8df16e0fbdd4796247a9934dbb871e6239690dd5a30d8b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82053df6bed09b0a8df16e0fbdd4796247a9934dbb871e6239690dd5a30d8b98", kill_on_drop: false }`
[INFO] [stdout] 82053df6bed09b0a8df16e0fbdd4796247a9934dbb871e6239690dd5a30d8b98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 879c6c97b255289f3514d3d7545d0dff210310de89a35130513872e8dd59824f
[INFO] running `Command { std: "docker" "start" "-a" "879c6c97b255289f3514d3d7545d0dff210310de89a35130513872e8dd59824f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.52s
[INFO] running `Command { std: "docker" "inspect" "879c6c97b255289f3514d3d7545d0dff210310de89a35130513872e8dd59824f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879c6c97b255289f3514d3d7545d0dff210310de89a35130513872e8dd59824f", kill_on_drop: false }`
[INFO] [stdout] 879c6c97b255289f3514d3d7545d0dff210310de89a35130513872e8dd59824f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] b7bb9af5299064c26dd36728684ec0fe0eb2c0abec2b329ce16d59b3813bb1eb
[INFO] running `Command { std: "docker" "start" "-a" "b7bb9af5299064c26dd36728684ec0fe0eb2c0abec2b329ce16d59b3813bb1eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game 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-5f57cc570162ea78)
[INFO] running `Command { std: "docker" "inspect" "b7bb9af5299064c26dd36728684ec0fe0eb2c0abec2b329ce16d59b3813bb1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7bb9af5299064c26dd36728684ec0fe0eb2c0abec2b329ce16d59b3813bb1eb", kill_on_drop: false }`
[INFO] [stdout] b7bb9af5299064c26dd36728684ec0fe0eb2c0abec2b329ce16d59b3813bb1eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 596b8007114199627ea00c4a3add4deca7d41a2e163263007a27643104070d9e
[INFO] running `Command { std: "docker" "start" "-a" "596b8007114199627ea00c4a3add4deca7d41a2e163263007a27643104070d9e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-5f57cc570162ea78)
[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" "596b8007114199627ea00c4a3add4deca7d41a2e163263007a27643104070d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596b8007114199627ea00c4a3add4deca7d41a2e163263007a27643104070d9e", kill_on_drop: false }`
[INFO] [stdout] 596b8007114199627ea00c4a3add4deca7d41a2e163263007a27643104070d9e