[INFO] fetching crate snowflake-rs 0.1.1...
[INFO] testing snowflake-rs-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate snowflake-rs 0.1.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate snowflake-rs 0.1.1 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 crates.io crate snowflake-rs 0.1.1
[INFO] finished tweaking crates.io crate snowflake-rs 0.1.1
[INFO] tweaked toml for crates.io crate snowflake-rs 0.1.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] ab6426814497f97e2f488d2f00f14ec1ca0f8e2cf83d6867fcd63a0a05113b82
[INFO] running `Command { std: "docker" "start" "-a" "ab6426814497f97e2f488d2f00f14ec1ca0f8e2cf83d6867fcd63a0a05113b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab6426814497f97e2f488d2f00f14ec1ca0f8e2cf83d6867fcd63a0a05113b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab6426814497f97e2f488d2f00f14ec1ca0f8e2cf83d6867fcd63a0a05113b82", kill_on_drop: false }`
[INFO] [stdout] ab6426814497f97e2f488d2f00f14ec1ca0f8e2cf83d6867fcd63a0a05113b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] a7ddee8c8becf4e49bb8b897fd57670e0bc2659702bf8287e29423bfe51a5b6e
[INFO] running `Command { std: "docker" "start" "-a" "a7ddee8c8becf4e49bb8b897fd57670e0bc2659702bf8287e29423bfe51a5b6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling snowflake-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "a7ddee8c8becf4e49bb8b897fd57670e0bc2659702bf8287e29423bfe51a5b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ddee8c8becf4e49bb8b897fd57670e0bc2659702bf8287e29423bfe51a5b6e", kill_on_drop: false }`
[INFO] [stdout] a7ddee8c8becf4e49bb8b897fd57670e0bc2659702bf8287e29423bfe51a5b6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 5a3c574fa84edf5cfa07225193ff1dea441d797aa7b94390fe2453675cbf526a
[INFO] running `Command { std: "docker" "start" "-a" "5a3c574fa84edf5cfa07225193ff1dea441d797aa7b94390fe2453675cbf526a", kill_on_drop: false }`
[INFO] [stderr]    Compiling snowflake-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/snowflake.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             t.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 0.58s
[INFO] running `Command { std: "docker" "inspect" "5a3c574fa84edf5cfa07225193ff1dea441d797aa7b94390fe2453675cbf526a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3c574fa84edf5cfa07225193ff1dea441d797aa7b94390fe2453675cbf526a", kill_on_drop: false }`
[INFO] [stdout] 5a3c574fa84edf5cfa07225193ff1dea441d797aa7b94390fe2453675cbf526a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 1e693388b192e7e8c076e76db7e9b836274c532c24df52a3bc5787e3966be808
[INFO] running `Command { std: "docker" "start" "-a" "1e693388b192e7e8c076e76db7e9b836274c532c24df52a3bc5787e3966be808", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/snowflake.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |             t.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: `snowflake-rs` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snowflake_rs-06654aac4bc88908)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test snowflake::test::loop_test ... ok
[INFO] [stdout] test snowflake::test::multi_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snowflake-rs
[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" "1e693388b192e7e8c076e76db7e9b836274c532c24df52a3bc5787e3966be808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e693388b192e7e8c076e76db7e9b836274c532c24df52a3bc5787e3966be808", kill_on_drop: false }`
[INFO] [stdout] 1e693388b192e7e8c076e76db7e9b836274c532c24df52a3bc5787e3966be808