[INFO] cloning repository https://github.com/mdmundo/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/mdmundo/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdmundo%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdmundo%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72412882cb146203566b4d68a350c43d565171ac
[INFO] testing mdmundo/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%2Fmdmundo%2Fguessing_game" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdmundo/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/mdmundo/guessing_game
[INFO] finished tweaking git repo https://github.com/mdmundo/guessing_game
[INFO] tweaked toml for git repo https://github.com/mdmundo/guessing_game written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/mdmundo/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 3084920fafa9b66c2677e7c61a19afa2cdbf4db66059b266531bf8df580add08
[INFO] running `Command { std: "docker" "start" "-a" "3084920fafa9b66c2677e7c61a19afa2cdbf4db66059b266531bf8df580add08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3084920fafa9b66c2677e7c61a19afa2cdbf4db66059b266531bf8df580add08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3084920fafa9b66c2677e7c61a19afa2cdbf4db66059b266531bf8df580add08", kill_on_drop: false }`
[INFO] [stdout] 3084920fafa9b66c2677e7c61a19afa2cdbf4db66059b266531bf8df580add08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 59ae12d93da5093d8b215817e7a69e54d9de30d084683f9775baa261623ad531
[INFO] running `Command { std: "docker" "start" "-a" "59ae12d93da5093d8b215817e7a69e54d9de30d084683f9775baa261623ad531", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "59ae12d93da5093d8b215817e7a69e54d9de30d084683f9775baa261623ad531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ae12d93da5093d8b215817e7a69e54d9de30d084683f9775baa261623ad531", kill_on_drop: false }`
[INFO] [stdout] 59ae12d93da5093d8b215817e7a69e54d9de30d084683f9775baa261623ad531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 719b8e2ce6e7d429c957ad1d50d8d2c9f6f8dd9a6e31de8e981a7fbf5ed74b82
[INFO] running `Command { std: "docker" "start" "-a" "719b8e2ce6e7d429c957ad1d50d8d2c9f6f8dd9a6e31de8e981a7fbf5ed74b82", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "719b8e2ce6e7d429c957ad1d50d8d2c9f6f8dd9a6e31de8e981a7fbf5ed74b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719b8e2ce6e7d429c957ad1d50d8d2c9f6f8dd9a6e31de8e981a7fbf5ed74b82", kill_on_drop: false }`
[INFO] [stdout] 719b8e2ce6e7d429c957ad1d50d8d2c9f6f8dd9a6e31de8e981a7fbf5ed74b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] e3c0cb0289bd4a6a0a6d809ad5791654ca19feba26b222262a0a7eb84019ee5e
[INFO] running `Command { std: "docker" "start" "-a" "e3c0cb0289bd4a6a0a6d809ad5791654ca19feba26b222262a0a7eb84019ee5e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-c286786991a9263c)
[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" "e3c0cb0289bd4a6a0a6d809ad5791654ca19feba26b222262a0a7eb84019ee5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c0cb0289bd4a6a0a6d809ad5791654ca19feba26b222262a0a7eb84019ee5e", kill_on_drop: false }`
[INFO] [stdout] e3c0cb0289bd4a6a0a6d809ad5791654ca19feba26b222262a0a7eb84019ee5e