[INFO] cloning repository https://github.com/corndog/pe11_20
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/corndog/pe11_20" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorndog%2Fpe11_20", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorndog%2Fpe11_20'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4171255bdb0b927a544c9c82eb0b0a9db5e509d2
[INFO] testing corndog/pe11_20 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorndog%2Fpe11_20" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/corndog/pe11_20 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/corndog/pe11_20
[INFO] finished tweaking git repo https://github.com/corndog/pe11_20
[INFO] tweaked toml for git repo https://github.com/corndog/pe11_20 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/corndog/pe11_20 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 84680dee540a883123aa7b63d42739187ca989f3359bd4290d8d0d960b90c0be
[INFO] running `Command { std: "docker" "start" "-a" "84680dee540a883123aa7b63d42739187ca989f3359bd4290d8d0d960b90c0be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84680dee540a883123aa7b63d42739187ca989f3359bd4290d8d0d960b90c0be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84680dee540a883123aa7b63d42739187ca989f3359bd4290d8d0d960b90c0be", kill_on_drop: false }`
[INFO] [stdout] 84680dee540a883123aa7b63d42739187ca989f3359bd4290d8d0d960b90c0be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 81ea4c9c7804a09ca80dc468990d576bc7a054a994063ffb6de22402dd09f3b1
[INFO] running `Command { std: "docker" "start" "-a" "81ea4c9c7804a09ca80dc468990d576bc7a054a994063ffb6de22402dd09f3b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.40
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling stopwatch v0.0.7
[INFO] [stderr]    Compiling pe2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sw`
[INFO] [stdout]    --> src/main.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |     let sw = Stopwatch::start_new();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_sw`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 3.06s
[INFO] running `Command { std: "docker" "inspect" "81ea4c9c7804a09ca80dc468990d576bc7a054a994063ffb6de22402dd09f3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ea4c9c7804a09ca80dc468990d576bc7a054a994063ffb6de22402dd09f3b1", kill_on_drop: false }`
[INFO] [stdout] 81ea4c9c7804a09ca80dc468990d576bc7a054a994063ffb6de22402dd09f3b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8486066bc614b3c7075b2815704f3e82911b79125d569278bb38cc13cd42db77
[INFO] running `Command { std: "docker" "start" "-a" "8486066bc614b3c7075b2815704f3e82911b79125d569278bb38cc13cd42db77", kill_on_drop: false }`
[INFO] [stderr]    Compiling pe2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sw`
[INFO] [stdout]    --> src/main.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |     let sw = Stopwatch::start_new();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_sw`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 0.43s
[INFO] running `Command { std: "docker" "inspect" "8486066bc614b3c7075b2815704f3e82911b79125d569278bb38cc13cd42db77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8486066bc614b3c7075b2815704f3e82911b79125d569278bb38cc13cd42db77", kill_on_drop: false }`
[INFO] [stdout] 8486066bc614b3c7075b2815704f3e82911b79125d569278bb38cc13cd42db77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 1c4e6a454d7ca1c828c3da8bd80e5d10f323aa6d713e6786066f8ee33df62bbb
[INFO] running `Command { std: "docker" "start" "-a" "1c4e6a454d7ca1c828c3da8bd80e5d10f323aa6d713e6786066f8ee33df62bbb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `sw`
[INFO] [stderr]    --> src/main.rs:358:9
[INFO] [stderr]     |
[INFO] [stderr] 358 |     let sw = Stopwatch::start_new();
[INFO] [stderr]     |         ^^ help: if this is intentional, prefix it with an underscore: `_sw`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pe2` (bin "pe2" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pe2-3cc049c51724649a)
[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" "1c4e6a454d7ca1c828c3da8bd80e5d10f323aa6d713e6786066f8ee33df62bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4e6a454d7ca1c828c3da8bd80e5d10f323aa6d713e6786066f8ee33df62bbb", kill_on_drop: false }`
[INFO] [stdout] 1c4e6a454d7ca1c828c3da8bd80e5d10f323aa6d713e6786066f8ee33df62bbb