[INFO] cloning repository https://github.com/aquartier/guess-game-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aquartier/guess-game-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquartier%2Fguess-game-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquartier%2Fguess-game-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d30b07c3a79d45bca18f8769d51ecb78c8bb549f
[INFO] testing aquartier/guess-game-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquartier%2Fguess-game-rust" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aquartier/guess-game-rust 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/aquartier/guess-game-rust
[INFO] finished tweaking git repo https://github.com/aquartier/guess-game-rust
[INFO] tweaked toml for git repo https://github.com/aquartier/guess-game-rust written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/aquartier/guess-game-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 99ff4edccc68731b713aa2c57a79b40b81455e16cbd03eb26eccb2b7b268eb52
[INFO] running `Command { std: "docker" "start" "-a" "99ff4edccc68731b713aa2c57a79b40b81455e16cbd03eb26eccb2b7b268eb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ff4edccc68731b713aa2c57a79b40b81455e16cbd03eb26eccb2b7b268eb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ff4edccc68731b713aa2c57a79b40b81455e16cbd03eb26eccb2b7b268eb52", kill_on_drop: false }`
[INFO] [stdout] 99ff4edccc68731b713aa2c57a79b40b81455e16cbd03eb26eccb2b7b268eb52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 236bb2fa40628484dab9889e4b192da60522fe36b259d5f80d3dd6a5befd8bf2
[INFO] running `Command { std: "docker" "start" "-a" "236bb2fa40628484dab9889e4b192da60522fe36b259d5f80d3dd6a5befd8bf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[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 guess-number-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.23s
[INFO] running `Command { std: "docker" "inspect" "236bb2fa40628484dab9889e4b192da60522fe36b259d5f80d3dd6a5befd8bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236bb2fa40628484dab9889e4b192da60522fe36b259d5f80d3dd6a5befd8bf2", kill_on_drop: false }`
[INFO] [stdout] 236bb2fa40628484dab9889e4b192da60522fe36b259d5f80d3dd6a5befd8bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 407689c69747c3f2b499faaa858c51a8d917f29f8ffee65c113fc57036dd74e0
[INFO] running `Command { std: "docker" "start" "-a" "407689c69747c3f2b499faaa858c51a8d917f29f8ffee65c113fc57036dd74e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guess-number-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "407689c69747c3f2b499faaa858c51a8d917f29f8ffee65c113fc57036dd74e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "407689c69747c3f2b499faaa858c51a8d917f29f8ffee65c113fc57036dd74e0", kill_on_drop: false }`
[INFO] [stdout] 407689c69747c3f2b499faaa858c51a8d917f29f8ffee65c113fc57036dd74e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 2bf7cd527ea894e1fee298b77df39087a900ef8088e11a15c3d44e922a6380aa
[INFO] running `Command { std: "docker" "start" "-a" "2bf7cd527ea894e1fee298b77df39087a900ef8088e11a15c3d44e922a6380aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guess_number_rust-0d4d48912979f4d1)
[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" "2bf7cd527ea894e1fee298b77df39087a900ef8088e11a15c3d44e922a6380aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf7cd527ea894e1fee298b77df39087a900ef8088e11a15c3d44e922a6380aa", kill_on_drop: false }`
[INFO] [stdout] 2bf7cd527ea894e1fee298b77df39087a900ef8088e11a15c3d44e922a6380aa