[INFO] cloning repository https://github.com/johnpelesko/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/johnpelesko/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnpelesko%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnpelesko%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adbb3b1f1bab908e3abc83d11d8caaaf01bb43bf
[INFO] testing johnpelesko/guessing_game against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnpelesko%2Fguessing_game" "/workspace/builds/worker-111/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-111/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johnpelesko/guessing_game 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/johnpelesko/guessing_game
[INFO] finished tweaking git repo https://github.com/johnpelesko/guessing_game
[INFO] tweaked toml for git repo https://github.com/johnpelesko/guessing_game written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate git repo https://github.com/johnpelesko/guessing_game 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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 1340e5fd0170b0e29950be15c6a34d44071910444a0ae9c4310690ed9d6ddcd0
[INFO] running `Command { std: "docker" "start" "-a" "1340e5fd0170b0e29950be15c6a34d44071910444a0ae9c4310690ed9d6ddcd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1340e5fd0170b0e29950be15c6a34d44071910444a0ae9c4310690ed9d6ddcd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1340e5fd0170b0e29950be15c6a34d44071910444a0ae9c4310690ed9d6ddcd0", kill_on_drop: false }`
[INFO] [stdout] 1340e5fd0170b0e29950be15c6a34d44071910444a0ae9c4310690ed9d6ddcd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 1bc16acb8cb894d85eb26d5747f90743d40bdcd61f5604c1915b2a8e0c254cf9
[INFO] running `Command { std: "docker" "start" "-a" "1bc16acb8cb894d85eb26d5747f90743d40bdcd61f5604c1915b2a8e0c254cf9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.43s
[INFO] running `Command { std: "docker" "inspect" "1bc16acb8cb894d85eb26d5747f90743d40bdcd61f5604c1915b2a8e0c254cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc16acb8cb894d85eb26d5747f90743d40bdcd61f5604c1915b2a8e0c254cf9", kill_on_drop: false }`
[INFO] [stdout] 1bc16acb8cb894d85eb26d5747f90743d40bdcd61f5604c1915b2a8e0c254cf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] ef925d704dadfbec1a95e1649f21bdd825bbba281458d7a9ebf02695eea6fe23
[INFO] running `Command { std: "docker" "start" "-a" "ef925d704dadfbec1a95e1649f21bdd825bbba281458d7a9ebf02695eea6fe23", 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 1.21s
[INFO] running `Command { std: "docker" "inspect" "ef925d704dadfbec1a95e1649f21bdd825bbba281458d7a9ebf02695eea6fe23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef925d704dadfbec1a95e1649f21bdd825bbba281458d7a9ebf02695eea6fe23", kill_on_drop: false }`
[INFO] [stdout] ef925d704dadfbec1a95e1649f21bdd825bbba281458d7a9ebf02695eea6fe23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] bbc5ea762083a06051c39b146e540aaaf6d48f59ab0f0446d3dd66d0e85222f8
[INFO] running `Command { std: "docker" "start" "-a" "bbc5ea762083a06051c39b146e540aaaf6d48f59ab0f0446d3dd66d0e85222f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-8d8877510e7516d3)
[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" "bbc5ea762083a06051c39b146e540aaaf6d48f59ab0f0446d3dd66d0e85222f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc5ea762083a06051c39b146e540aaaf6d48f59ab0f0446d3dd66d0e85222f8", kill_on_drop: false }`
[INFO] [stdout] bbc5ea762083a06051c39b146e540aaaf6d48f59ab0f0446d3dd66d0e85222f8