[INFO] fetching crate little_guess_game 0.1.0...
[INFO] testing little_guess_game-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate little_guess_game 0.1.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate little_guess_game 0.1.0 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 crates.io crate little_guess_game 0.1.0
[INFO] finished tweaking crates.io crate little_guess_game 0.1.0
[INFO] tweaked toml for crates.io crate little_guess_game 0.1.0 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate little_guess_game 0.1.0 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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] d1ade39679f9af070b9e6f07380ece358bea5dec933836228c3c9965a91b89fe
[INFO] running `Command { std: "docker" "start" "-a" "d1ade39679f9af070b9e6f07380ece358bea5dec933836228c3c9965a91b89fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1ade39679f9af070b9e6f07380ece358bea5dec933836228c3c9965a91b89fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ade39679f9af070b9e6f07380ece358bea5dec933836228c3c9965a91b89fe", kill_on_drop: false }`
[INFO] [stdout] d1ade39679f9af070b9e6f07380ece358bea5dec933836228c3c9965a91b89fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] f4bc3045633743b8f632c9d8d700f875b383beb86d23cdd01bad2472cea15458
[INFO] running `Command { std: "docker" "start" "-a" "f4bc3045633743b8f632c9d8d700f875b383beb86d23cdd01bad2472cea15458", kill_on_drop: false }`
[INFO] [stderr]    Compiling little_guess_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f4bc3045633743b8f632c9d8d700f875b383beb86d23cdd01bad2472cea15458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4bc3045633743b8f632c9d8d700f875b383beb86d23cdd01bad2472cea15458", kill_on_drop: false }`
[INFO] [stdout] f4bc3045633743b8f632c9d8d700f875b383beb86d23cdd01bad2472cea15458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] e6b306a28455506947cb873085c73cee1021fc8c6c1132a424c41f1fe6a50446
[INFO] running `Command { std: "docker" "start" "-a" "e6b306a28455506947cb873085c73cee1021fc8c6c1132a424c41f1fe6a50446", kill_on_drop: false }`
[INFO] [stderr]    Compiling little_guess_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "e6b306a28455506947cb873085c73cee1021fc8c6c1132a424c41f1fe6a50446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b306a28455506947cb873085c73cee1021fc8c6c1132a424c41f1fe6a50446", kill_on_drop: false }`
[INFO] [stdout] e6b306a28455506947cb873085c73cee1021fc8c6c1132a424c41f1fe6a50446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] c1387bb328b274eb6871cd702a287557770d6e68707f71742d972e3714aa23ea
[INFO] running `Command { std: "docker" "start" "-a" "c1387bb328b274eb6871cd702a287557770d6e68707f71742d972e3714aa23ea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/little_guess_game-bd29b9984716b50f)
[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" "c1387bb328b274eb6871cd702a287557770d6e68707f71742d972e3714aa23ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1387bb328b274eb6871cd702a287557770d6e68707f71742d972e3714aa23ea", kill_on_drop: false }`
[INFO] [stdout] c1387bb328b274eb6871cd702a287557770d6e68707f71742d972e3714aa23ea