[INFO] cloning repository https://github.com/Fonan15/Rust-guessinggame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fonan15/Rust-guessinggame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFonan15%2FRust-guessinggame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFonan15%2FRust-guessinggame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01686daf56a6b9249d07219746d18b0453c8d1ec
[INFO] testing Fonan15/Rust-guessinggame against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFonan15%2FRust-guessinggame" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fonan15/Rust-guessinggame on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fonan15/Rust-guessinggame
[INFO] finished tweaking git repo https://github.com/Fonan15/Rust-guessinggame
[INFO] tweaked toml for git repo https://github.com/Fonan15/Rust-guessinggame written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/Fonan15/Rust-guessinggame already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44017e4e716522697fd6323cb2d205e3afd3b9ddeb1be3b4ba76208e14a24762
[INFO] running `Command { std: "docker" "start" "-a" "44017e4e716522697fd6323cb2d205e3afd3b9ddeb1be3b4ba76208e14a24762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44017e4e716522697fd6323cb2d205e3afd3b9ddeb1be3b4ba76208e14a24762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44017e4e716522697fd6323cb2d205e3afd3b9ddeb1be3b4ba76208e14a24762", kill_on_drop: false }`
[INFO] [stdout] 44017e4e716522697fd6323cb2d205e3afd3b9ddeb1be3b4ba76208e14a24762
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd524bdd55889980501daab101e87c578fb49c00f115b76a6ae774a562130dfa
[INFO] running `Command { std: "docker" "start" "-a" "bd524bdd55889980501daab101e87c578fb49c00f115b76a6ae774a562130dfa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "bd524bdd55889980501daab101e87c578fb49c00f115b76a6ae774a562130dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd524bdd55889980501daab101e87c578fb49c00f115b76a6ae774a562130dfa", kill_on_drop: false }`
[INFO] [stdout] bd524bdd55889980501daab101e87c578fb49c00f115b76a6ae774a562130dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fad7c857c7a9dfe5de54f31b70fe2f9baf385d1da922903ea39b79435d67215e
[INFO] running `Command { std: "docker" "start" "-a" "fad7c857c7a9dfe5de54f31b70fe2f9baf385d1da922903ea39b79435d67215e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "fad7c857c7a9dfe5de54f31b70fe2f9baf385d1da922903ea39b79435d67215e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad7c857c7a9dfe5de54f31b70fe2f9baf385d1da922903ea39b79435d67215e", kill_on_drop: false }`
[INFO] [stdout] fad7c857c7a9dfe5de54f31b70fe2f9baf385d1da922903ea39b79435d67215e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce0eba446148bccda0260d019998878f45689e3ceea23054a6e3d2209c803d5a
[INFO] running `Command { std: "docker" "start" "-a" "ce0eba446148bccda0260d019998878f45689e3ceea23054a6e3d2209c803d5a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-042035a765537c4c)
[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" "ce0eba446148bccda0260d019998878f45689e3ceea23054a6e3d2209c803d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0eba446148bccda0260d019998878f45689e3ceea23054a6e3d2209c803d5a", kill_on_drop: false }`
[INFO] [stdout] ce0eba446148bccda0260d019998878f45689e3ceea23054a6e3d2209c803d5a