[INFO] cloning repository https://github.com/gruberb/NumberGuessing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gruberb/NumberGuessing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgruberb%2FNumberGuessing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgruberb%2FNumberGuessing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f33aeddb2dfed4ddebd855df5676e2a693a0b03
[INFO] testing gruberb/NumberGuessing against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgruberb%2FNumberGuessing" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gruberb/NumberGuessing on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gruberb/NumberGuessing
[INFO] finished tweaking git repo https://github.com/gruberb/NumberGuessing
[INFO] tweaked toml for git repo https://github.com/gruberb/NumberGuessing written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/gruberb/NumberGuessing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c700f579281ad486a6c86eda0ef33e11c7e4090f3fe7fffd2b7f6281c9c15040
[INFO] running `Command { std: "docker" "start" "-a" "c700f579281ad486a6c86eda0ef33e11c7e4090f3fe7fffd2b7f6281c9c15040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c700f579281ad486a6c86eda0ef33e11c7e4090f3fe7fffd2b7f6281c9c15040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c700f579281ad486a6c86eda0ef33e11c7e4090f3fe7fffd2b7f6281c9c15040", kill_on_drop: false }`
[INFO] [stdout] c700f579281ad486a6c86eda0ef33e11c7e4090f3fe7fffd2b7f6281c9c15040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03817dee08db6976a4eda1c2c6eeade50a1282e6bfaf907d45de097bfdd3aa6a
[INFO] running `Command { std: "docker" "start" "-a" "03817dee08db6976a4eda1c2c6eeade50a1282e6bfaf907d45de097bfdd3aa6a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "03817dee08db6976a4eda1c2c6eeade50a1282e6bfaf907d45de097bfdd3aa6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03817dee08db6976a4eda1c2c6eeade50a1282e6bfaf907d45de097bfdd3aa6a", kill_on_drop: false }`
[INFO] [stdout] 03817dee08db6976a4eda1c2c6eeade50a1282e6bfaf907d45de097bfdd3aa6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2af19afa5ef9a86751d1a18ede144b28a04dca3f11170a62aa7777ecb123a9f
[INFO] running `Command { std: "docker" "start" "-a" "b2af19afa5ef9a86751d1a18ede144b28a04dca3f11170a62aa7777ecb123a9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "b2af19afa5ef9a86751d1a18ede144b28a04dca3f11170a62aa7777ecb123a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2af19afa5ef9a86751d1a18ede144b28a04dca3f11170a62aa7777ecb123a9f", kill_on_drop: false }`
[INFO] [stdout] b2af19afa5ef9a86751d1a18ede144b28a04dca3f11170a62aa7777ecb123a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 257bd1069631a1353e3c36f1d710447b5a6fc27b45d4c11334c9009798c68d40
[INFO] running `Command { std: "docker" "start" "-a" "257bd1069631a1353e3c36f1d710447b5a6fc27b45d4c11334c9009798c68d40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-6d9708c1b9afb7db)
[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" "257bd1069631a1353e3c36f1d710447b5a6fc27b45d4c11334c9009798c68d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257bd1069631a1353e3c36f1d710447b5a6fc27b45d4c11334c9009798c68d40", kill_on_drop: false }`
[INFO] [stdout] 257bd1069631a1353e3c36f1d710447b5a6fc27b45d4c11334c9009798c68d40