[INFO] cloning repository https://github.com/KelseyCarlow/rust_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/KelseyCarlow/rust_guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelseyCarlow%2Frust_guessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelseyCarlow%2Frust_guessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 440c91b47e7eb9c109efa165b8c0b1d1504e0e1a
[INFO] testing KelseyCarlow/rust_guessing_game against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelseyCarlow%2Frust_guessing_game" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KelseyCarlow/rust_guessing_game 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/KelseyCarlow/rust_guessing_game
[INFO] finished tweaking git repo https://github.com/KelseyCarlow/rust_guessing_game
[INFO] tweaked toml for git repo https://github.com/KelseyCarlow/rust_guessing_game written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/KelseyCarlow/rust_guessing_game 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 57a4e957984090641f4c62e134d13b81b43dafd07090c62c282881f8866b5563
[INFO] running `Command { std: "docker" "start" "-a" "57a4e957984090641f4c62e134d13b81b43dafd07090c62c282881f8866b5563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57a4e957984090641f4c62e134d13b81b43dafd07090c62c282881f8866b5563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a4e957984090641f4c62e134d13b81b43dafd07090c62c282881f8866b5563", kill_on_drop: false }`
[INFO] [stdout] 57a4e957984090641f4c62e134d13b81b43dafd07090c62c282881f8866b5563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a27eb0da9a1b1f81c0165f3a34d32c2613da6992cddbf7d284f6b02b2cc925ad
[INFO] running `Command { std: "docker" "start" "-a" "a27eb0da9a1b1f81c0165f3a34d32c2613da6992cddbf7d284f6b02b2cc925ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "a27eb0da9a1b1f81c0165f3a34d32c2613da6992cddbf7d284f6b02b2cc925ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a27eb0da9a1b1f81c0165f3a34d32c2613da6992cddbf7d284f6b02b2cc925ad", kill_on_drop: false }`
[INFO] [stdout] a27eb0da9a1b1f81c0165f3a34d32c2613da6992cddbf7d284f6b02b2cc925ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 6e366a76829b6bd1bf27fa7004f30f761ee7f0dc4ab4f30f620ea1fd974f3bc1
[INFO] running `Command { std: "docker" "start" "-a" "6e366a76829b6bd1bf27fa7004f30f761ee7f0dc4ab4f30f620ea1fd974f3bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6e366a76829b6bd1bf27fa7004f30f761ee7f0dc4ab4f30f620ea1fd974f3bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e366a76829b6bd1bf27fa7004f30f761ee7f0dc4ab4f30f620ea1fd974f3bc1", kill_on_drop: false }`
[INFO] [stdout] 6e366a76829b6bd1bf27fa7004f30f761ee7f0dc4ab4f30f620ea1fd974f3bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5734ef97a21b1c6c2111541ba5897d4fc8833e51bda08999f858b52f2b01e9a3
[INFO] running `Command { std: "docker" "start" "-a" "5734ef97a21b1c6c2111541ba5897d4fc8833e51bda08999f858b52f2b01e9a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-b4133d87831c7567)
[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" "5734ef97a21b1c6c2111541ba5897d4fc8833e51bda08999f858b52f2b01e9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5734ef97a21b1c6c2111541ba5897d4fc8833e51bda08999f858b52f2b01e9a3", kill_on_drop: false }`
[INFO] [stdout] 5734ef97a21b1c6c2111541ba5897d4fc8833e51bda08999f858b52f2b01e9a3