[INFO] cloning repository https://github.com/hugollm/rust-web-server-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hugollm/rust-web-server-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhugollm%2Frust-web-server-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhugollm%2Frust-web-server-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f8ad7145ca5bf0a4806d2c1b6a1b49c45af69b6
[INFO] testing hugollm/rust-web-server-example against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhugollm%2Frust-web-server-example" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hugollm/rust-web-server-example on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hugollm/rust-web-server-example
[INFO] finished tweaking git repo https://github.com/hugollm/rust-web-server-example
[INFO] tweaked toml for git repo https://github.com/hugollm/rust-web-server-example written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/hugollm/rust-web-server-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 069332db7767068aca0bbae031476b438174ba0b87d4fdc86f333d2bae251644
[INFO] running `Command { std: "docker" "start" "-a" "069332db7767068aca0bbae031476b438174ba0b87d4fdc86f333d2bae251644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069332db7767068aca0bbae031476b438174ba0b87d4fdc86f333d2bae251644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069332db7767068aca0bbae031476b438174ba0b87d4fdc86f333d2bae251644", kill_on_drop: false }`
[INFO] [stdout] 069332db7767068aca0bbae031476b438174ba0b87d4fdc86f333d2bae251644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4bf596dd2cd002bf83614752abdd4b940e8a8fcb1ae79ab7ef74cfd37b8df79
[INFO] running `Command { std: "docker" "start" "-a" "c4bf596dd2cd002bf83614752abdd4b940e8a8fcb1ae79ab7ef74cfd37b8df79", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-web-server-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `workers`
[INFO] [stdout]   --> src/pool.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     workers: Vec<Worker>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/pool.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread`
[INFO] [stdout]   --> src/pool.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     thread: Thread,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "c4bf596dd2cd002bf83614752abdd4b940e8a8fcb1ae79ab7ef74cfd37b8df79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bf596dd2cd002bf83614752abdd4b940e8a8fcb1ae79ab7ef74cfd37b8df79", kill_on_drop: false }`
[INFO] [stdout] c4bf596dd2cd002bf83614752abdd4b940e8a8fcb1ae79ab7ef74cfd37b8df79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aa88b7cd9b529df9c83d7d9d10f3862bef248c90036c7e95ca8ae7820dd238a
[INFO] running `Command { std: "docker" "start" "-a" "7aa88b7cd9b529df9c83d7d9d10f3862bef248c90036c7e95ca8ae7820dd238a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-web-server-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `workers`
[INFO] [stdout]   --> src/pool.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     workers: Vec<Worker>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/pool.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread`
[INFO] [stdout]   --> src/pool.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     thread: Thread,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "7aa88b7cd9b529df9c83d7d9d10f3862bef248c90036c7e95ca8ae7820dd238a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa88b7cd9b529df9c83d7d9d10f3862bef248c90036c7e95ca8ae7820dd238a", kill_on_drop: false }`
[INFO] [stdout] 7aa88b7cd9b529df9c83d7d9d10f3862bef248c90036c7e95ca8ae7820dd238a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f34d639a2e5f8fcb1fa47a2ef5db164af9cc45223edde187dcd42c675e9cf02f
[INFO] running `Command { std: "docker" "start" "-a" "f34d639a2e5f8fcb1fa47a2ef5db164af9cc45223edde187dcd42c675e9cf02f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `workers`
[INFO] [stderr]   --> src/pool.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     workers: Vec<Worker>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]   --> src/pool.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `thread`
[INFO] [stderr]   --> src/pool.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     thread: Thread,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-web-server-example` (bin "rust-web-server-example" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4m 59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_web_server_example-3d54b6f1f55b164e)
[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" "f34d639a2e5f8fcb1fa47a2ef5db164af9cc45223edde187dcd42c675e9cf02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34d639a2e5f8fcb1fa47a2ef5db164af9cc45223edde187dcd42c675e9cf02f", kill_on_drop: false }`
[INFO] [stdout] f34d639a2e5f8fcb1fa47a2ef5db164af9cc45223edde187dcd42c675e9cf02f