[INFO] cloning repository https://github.com/landon1013/Rust-Control-Flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/landon1013/Rust-Control-Flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flandon1013%2FRust-Control-Flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flandon1013%2FRust-Control-Flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d039147809322a26d716b95a1ddb9f0a40708500
[INFO] testing landon1013/Rust-Control-Flow 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%2Flandon1013%2FRust-Control-Flow" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/landon1013/Rust-Control-Flow 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/landon1013/Rust-Control-Flow
[INFO] finished tweaking git repo https://github.com/landon1013/Rust-Control-Flow
[INFO] tweaked toml for git repo https://github.com/landon1013/Rust-Control-Flow written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/landon1013/Rust-Control-Flow 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 37a6da09861ce0cde8040fa8ec2368f3793bd52512d6e20813f705b8e653219a
[INFO] running `Command { std: "docker" "start" "-a" "37a6da09861ce0cde8040fa8ec2368f3793bd52512d6e20813f705b8e653219a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37a6da09861ce0cde8040fa8ec2368f3793bd52512d6e20813f705b8e653219a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a6da09861ce0cde8040fa8ec2368f3793bd52512d6e20813f705b8e653219a", kill_on_drop: false }`
[INFO] [stdout] 37a6da09861ce0cde8040fa8ec2368f3793bd52512d6e20813f705b8e653219a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ce71e67bb96ee6aec2140484eb463334240fb199bc1ced2d4874eb1e56bc2374
[INFO] running `Command { std: "docker" "start" "-a" "ce71e67bb96ee6aec2140484eb463334240fb199bc1ced2d4874eb1e56bc2374", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-control-flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `unused_must_see`
[INFO] [stdout]  --> src/main.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![allow(unused_must_see)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^ help: did you mean: `unused_must_use`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "ce71e67bb96ee6aec2140484eb463334240fb199bc1ced2d4874eb1e56bc2374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce71e67bb96ee6aec2140484eb463334240fb199bc1ced2d4874eb1e56bc2374", kill_on_drop: false }`
[INFO] [stdout] ce71e67bb96ee6aec2140484eb463334240fb199bc1ced2d4874eb1e56bc2374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 88c7163d0893f9b21a09d142127893c586d2ff24355ba70f12b373389e23bc14
[INFO] running `Command { std: "docker" "start" "-a" "88c7163d0893f9b21a09d142127893c586d2ff24355ba70f12b373389e23bc14", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-control-flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `unused_must_see`
[INFO] [stdout]  --> src/main.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![allow(unused_must_see)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^ help: did you mean: `unused_must_use`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "88c7163d0893f9b21a09d142127893c586d2ff24355ba70f12b373389e23bc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c7163d0893f9b21a09d142127893c586d2ff24355ba70f12b373389e23bc14", kill_on_drop: false }`
[INFO] [stdout] 88c7163d0893f9b21a09d142127893c586d2ff24355ba70f12b373389e23bc14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 945523222a7ca7bb4474257f6028e5de341c8a0885b4d70f400d211cd2644a5a
[INFO] running `Command { std: "docker" "start" "-a" "945523222a7ca7bb4474257f6028e5de341c8a0885b4d70f400d211cd2644a5a", kill_on_drop: false }`
[INFO] [stderr] warning: unknown lint: `unused_must_see`
[INFO] [stderr]  --> src/main.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![allow(unused_must_see)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^ help: did you mean: `unused_must_use`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-control-flow` (bin "rust-control-flow" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_control_flow-7d9f0449a511de54)
[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" "945523222a7ca7bb4474257f6028e5de341c8a0885b4d70f400d211cd2644a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945523222a7ca7bb4474257f6028e5de341c8a0885b4d70f400d211cd2644a5a", kill_on_drop: false }`
[INFO] [stdout] 945523222a7ca7bb4474257f6028e5de341c8a0885b4d70f400d211cd2644a5a