[INFO] cloning repository https://github.com/EnderDev/i-am-very-rusty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EnderDev/i-am-very-rusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnderDev%2Fi-am-very-rusty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnderDev%2Fi-am-very-rusty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48f7aa169d70b3ac78439fe09bb0ae6eaee26fac
[INFO] testing EnderDev/i-am-very-rusty against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnderDev%2Fi-am-very-rusty" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EnderDev/i-am-very-rusty 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/EnderDev/i-am-very-rusty
[INFO] finished tweaking git repo https://github.com/EnderDev/i-am-very-rusty
[INFO] tweaked toml for git repo https://github.com/EnderDev/i-am-very-rusty written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/EnderDev/i-am-very-rusty 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 556a97d67ad1667e37dbb9062c1787eef207767912405270e7d35c5cf864e73d
[INFO] running `Command { std: "docker" "start" "-a" "556a97d67ad1667e37dbb9062c1787eef207767912405270e7d35c5cf864e73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "556a97d67ad1667e37dbb9062c1787eef207767912405270e7d35c5cf864e73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556a97d67ad1667e37dbb9062c1787eef207767912405270e7d35c5cf864e73d", kill_on_drop: false }`
[INFO] [stdout] 556a97d67ad1667e37dbb9062c1787eef207767912405270e7d35c5cf864e73d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 49d06a5d69c9c2a8dc0d8903c68465524bbd9d836edb0e7f0dae9145e8802cd6
[INFO] running `Command { std: "docker" "start" "-a" "49d06a5d69c9c2a8dc0d8903c68465524bbd9d836edb0e7f0dae9145e8802cd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling guessing-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "49d06a5d69c9c2a8dc0d8903c68465524bbd9d836edb0e7f0dae9145e8802cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d06a5d69c9c2a8dc0d8903c68465524bbd9d836edb0e7f0dae9145e8802cd6", kill_on_drop: false }`
[INFO] [stdout] 49d06a5d69c9c2a8dc0d8903c68465524bbd9d836edb0e7f0dae9145e8802cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c26c35b124ae0411e1d9fe309526eeee94a7973027a804ff9410c9f1e92f1ecf
[INFO] running `Command { std: "docker" "start" "-a" "c26c35b124ae0411e1d9fe309526eeee94a7973027a804ff9410c9f1e92f1ecf", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c26c35b124ae0411e1d9fe309526eeee94a7973027a804ff9410c9f1e92f1ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26c35b124ae0411e1d9fe309526eeee94a7973027a804ff9410c9f1e92f1ecf", kill_on_drop: false }`
[INFO] [stdout] c26c35b124ae0411e1d9fe309526eeee94a7973027a804ff9410c9f1e92f1ecf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 73713be6bccd92f89306fe34a35f5df673b9e7afc9bf361dbd62ebd6ba2c033f
[INFO] running `Command { std: "docker" "start" "-a" "73713be6bccd92f89306fe34a35f5df673b9e7afc9bf361dbd62ebd6ba2c033f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-0a3ebcb7079db289)
[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" "73713be6bccd92f89306fe34a35f5df673b9e7afc9bf361dbd62ebd6ba2c033f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73713be6bccd92f89306fe34a35f5df673b9e7afc9bf361dbd62ebd6ba2c033f", kill_on_drop: false }`
[INFO] [stdout] 73713be6bccd92f89306fe34a35f5df673b9e7afc9bf361dbd62ebd6ba2c033f