[INFO] cloning repository https://github.com/ackintosh/raft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ackintosh/raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fackintosh%2Fraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fackintosh%2Fraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1c1571b8c4d931ea56991f9b0322de9ef45c866
[INFO] testing ackintosh/raft against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fackintosh%2Fraft" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ackintosh/raft on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ackintosh/raft
[INFO] finished tweaking git repo https://github.com/ackintosh/raft
[INFO] tweaked toml for git repo https://github.com/ackintosh/raft written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/ackintosh/raft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libmath v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 789a2bfbd2c775f55bbd67e7823ae281fb2e757d4ef03de3dc891cdc7f5c29f5
[INFO] running `Command { std: "docker" "start" "-a" "789a2bfbd2c775f55bbd67e7823ae281fb2e757d4ef03de3dc891cdc7f5c29f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "789a2bfbd2c775f55bbd67e7823ae281fb2e757d4ef03de3dc891cdc7f5c29f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789a2bfbd2c775f55bbd67e7823ae281fb2e757d4ef03de3dc891cdc7f5c29f5", kill_on_drop: false }`
[INFO] [stdout] 789a2bfbd2c775f55bbd67e7823ae281fb2e757d4ef03de3dc891cdc7f5c29f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f9115345f40b3f9021843856998b1ddc3c8fcdc6ee0384873cde0aec8ae769e
[INFO] running `Command { std: "docker" "start" "-a" "1f9115345f40b3f9021843856998b1ddc3c8fcdc6ee0384873cde0aec8ae769e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling libmath v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling raft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:604:13
[INFO] [stdout]     |
[INFO] [stdout] 604 |             h.join();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.37s
[INFO] running `Command { std: "docker" "inspect" "1f9115345f40b3f9021843856998b1ddc3c8fcdc6ee0384873cde0aec8ae769e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9115345f40b3f9021843856998b1ddc3c8fcdc6ee0384873cde0aec8ae769e", kill_on_drop: false }`
[INFO] [stdout] 1f9115345f40b3f9021843856998b1ddc3c8fcdc6ee0384873cde0aec8ae769e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f320cb3d48f859aa7004dca2d06e9e3a5de30cf1a3a4227e68aa793f44e498d
[INFO] running `Command { std: "docker" "start" "-a" "0f320cb3d48f859aa7004dca2d06e9e3a5de30cf1a3a4227e68aa793f44e498d", kill_on_drop: false }`
[INFO] [stderr]    Compiling raft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:604:13
[INFO] [stdout]     |
[INFO] [stdout] 604 |             h.join();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "0f320cb3d48f859aa7004dca2d06e9e3a5de30cf1a3a4227e68aa793f44e498d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f320cb3d48f859aa7004dca2d06e9e3a5de30cf1a3a4227e68aa793f44e498d", kill_on_drop: false }`
[INFO] [stdout] 0f320cb3d48f859aa7004dca2d06e9e3a5de30cf1a3a4227e68aa793f44e498d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c51f98d6d37892fd46a3aa24e35f31ad4731f46f6f3fbd681633a3a0215e28f
[INFO] running `Command { std: "docker" "start" "-a" "3c51f98d6d37892fd46a3aa24e35f31ad4731f46f6f3fbd681633a3a0215e28f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:604:13
[INFO] [stderr]     |
[INFO] [stderr] 604 |             h.join();
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `raft` (bin "raft" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/raft-52a134f0806b47df)
[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" "3c51f98d6d37892fd46a3aa24e35f31ad4731f46f6f3fbd681633a3a0215e28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c51f98d6d37892fd46a3aa24e35f31ad4731f46f6f3fbd681633a3a0215e28f", kill_on_drop: false }`
[INFO] [stdout] 3c51f98d6d37892fd46a3aa24e35f31ad4731f46f6f3fbd681633a3a0215e28f