[INFO] cloning repository https://github.com/muhammadsasmito/guessgame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/muhammadsasmito/guessgame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhammadsasmito%2Fguessgame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhammadsasmito%2Fguessgame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acc6384dd2ef9742b277befec188978c10f26705
[INFO] testing muhammadsasmito/guessgame against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhammadsasmito%2Fguessgame" "/workspace/builds/worker-73/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-73/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/muhammadsasmito/guessgame 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/muhammadsasmito/guessgame
[INFO] finished tweaking git repo https://github.com/muhammadsasmito/guessgame
[INFO] tweaked toml for git repo https://github.com/muhammadsasmito/guessgame written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate git repo https://github.com/muhammadsasmito/guessgame 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]     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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] a510bd50c5dfb5a5ea181fb0ab787ca0702b003ad1adbae5c35b41fcc6e8734e
[INFO] running `Command { std: "docker" "start" "-a" "a510bd50c5dfb5a5ea181fb0ab787ca0702b003ad1adbae5c35b41fcc6e8734e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a510bd50c5dfb5a5ea181fb0ab787ca0702b003ad1adbae5c35b41fcc6e8734e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a510bd50c5dfb5a5ea181fb0ab787ca0702b003ad1adbae5c35b41fcc6e8734e", kill_on_drop: false }`
[INFO] [stdout] a510bd50c5dfb5a5ea181fb0ab787ca0702b003ad1adbae5c35b41fcc6e8734e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 648c03ee5db0c820a0acfb7ddc2d80f10c6bdc64190ec70f650001681e7c703f
[INFO] running `Command { std: "docker" "start" "-a" "648c03ee5db0c820a0acfb7ddc2d80f10c6bdc64190ec70f650001681e7c703f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "648c03ee5db0c820a0acfb7ddc2d80f10c6bdc64190ec70f650001681e7c703f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648c03ee5db0c820a0acfb7ddc2d80f10c6bdc64190ec70f650001681e7c703f", kill_on_drop: false }`
[INFO] [stdout] 648c03ee5db0c820a0acfb7ddc2d80f10c6bdc64190ec70f650001681e7c703f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 739a0a9d1ec3728a317503051246a496fae7620ed793732e561a698cb6b2bc92
[INFO] running `Command { std: "docker" "start" "-a" "739a0a9d1ec3728a317503051246a496fae7620ed793732e561a698cb6b2bc92", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "739a0a9d1ec3728a317503051246a496fae7620ed793732e561a698cb6b2bc92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739a0a9d1ec3728a317503051246a496fae7620ed793732e561a698cb6b2bc92", kill_on_drop: false }`
[INFO] [stdout] 739a0a9d1ec3728a317503051246a496fae7620ed793732e561a698cb6b2bc92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] ab1ef2f22337d8ed18029d33586124be6fbaa7c0f376aaf154c43dbd20cb2bb3
[INFO] running `Command { std: "docker" "start" "-a" "ab1ef2f22337d8ed18029d33586124be6fbaa7c0f376aaf154c43dbd20cb2bb3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-3fb31d00a1fee373)
[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" "ab1ef2f22337d8ed18029d33586124be6fbaa7c0f376aaf154c43dbd20cb2bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab1ef2f22337d8ed18029d33586124be6fbaa7c0f376aaf154c43dbd20cb2bb3", kill_on_drop: false }`
[INFO] [stdout] ab1ef2f22337d8ed18029d33586124be6fbaa7c0f376aaf154c43dbd20cb2bb3