[INFO] cloning repository https://github.com/SaimaMustafa/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/SaimaMustafa/Guessing-Game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaimaMustafa%2FGuessing-Game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaimaMustafa%2FGuessing-Game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7257fa11458d76b6156c0a0efdfdb435f7365034
[INFO] testing SaimaMustafa/Guessing-Game against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaimaMustafa%2FGuessing-Game" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SaimaMustafa/Guessing-Game on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SaimaMustafa/Guessing-Game
[INFO] finished tweaking git repo https://github.com/SaimaMustafa/Guessing-Game
[INFO] tweaked toml for git repo https://github.com/SaimaMustafa/Guessing-Game written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/SaimaMustafa/Guessing-Game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46df6ac09a9af5daf9ad1848f1017830e05a956c0aebc1fc43478983ef951408
[INFO] running `Command { std: "docker" "start" "-a" "46df6ac09a9af5daf9ad1848f1017830e05a956c0aebc1fc43478983ef951408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46df6ac09a9af5daf9ad1848f1017830e05a956c0aebc1fc43478983ef951408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46df6ac09a9af5daf9ad1848f1017830e05a956c0aebc1fc43478983ef951408", kill_on_drop: false }`
[INFO] [stdout] 46df6ac09a9af5daf9ad1848f1017830e05a956c0aebc1fc43478983ef951408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8fbd8079b044dfb8510a2f12955206e71d72a034fe24546b224c74de3f258b4
[INFO] running `Command { std: "docker" "start" "-a" "d8fbd8079b044dfb8510a2f12955206e71d72a034fe24546b224c74de3f258b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rust-class1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `Command { std: "docker" "inspect" "d8fbd8079b044dfb8510a2f12955206e71d72a034fe24546b224c74de3f258b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8fbd8079b044dfb8510a2f12955206e71d72a034fe24546b224c74de3f258b4", kill_on_drop: false }`
[INFO] [stdout] d8fbd8079b044dfb8510a2f12955206e71d72a034fe24546b224c74de3f258b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e7e828c5a0a3884708ffb7de02dd53354d38cea2b102f96b746a4cd52cdd806
[INFO] running `Command { std: "docker" "start" "-a" "6e7e828c5a0a3884708ffb7de02dd53354d38cea2b102f96b746a4cd52cdd806", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-class1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "6e7e828c5a0a3884708ffb7de02dd53354d38cea2b102f96b746a4cd52cdd806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7e828c5a0a3884708ffb7de02dd53354d38cea2b102f96b746a4cd52cdd806", kill_on_drop: false }`
[INFO] [stdout] 6e7e828c5a0a3884708ffb7de02dd53354d38cea2b102f96b746a4cd52cdd806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51e74b4748a2fbcb7505651bee8fdbee854bf5d75ff2aa35e24002ffa10bf037
[INFO] running `Command { std: "docker" "start" "-a" "51e74b4748a2fbcb7505651bee8fdbee854bf5d75ff2aa35e24002ffa10bf037", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.97s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_class1-64e4a83522fd538b)
[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" "51e74b4748a2fbcb7505651bee8fdbee854bf5d75ff2aa35e24002ffa10bf037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e74b4748a2fbcb7505651bee8fdbee854bf5d75ff2aa35e24002ffa10bf037", kill_on_drop: false }`
[INFO] [stdout] 51e74b4748a2fbcb7505651bee8fdbee854bf5d75ff2aa35e24002ffa10bf037