[INFO] fetching crate concurrent-round-robin 0.1.0...
[INFO] testing concurrent-round-robin-0.1.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate concurrent-round-robin 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate concurrent-round-robin 0.1.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concurrent-round-robin 0.1.0
[INFO] finished tweaking crates.io crate concurrent-round-robin 0.1.0
[INFO] tweaked toml for crates.io crate concurrent-round-robin 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 891f41ab13e4b23e2f397a19d2710dd285f9908d26945dc1445566b0dda5bc6a
[INFO] running `Command { std: "docker" "start" "-a" "891f41ab13e4b23e2f397a19d2710dd285f9908d26945dc1445566b0dda5bc6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "891f41ab13e4b23e2f397a19d2710dd285f9908d26945dc1445566b0dda5bc6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891f41ab13e4b23e2f397a19d2710dd285f9908d26945dc1445566b0dda5bc6a", kill_on_drop: false }`
[INFO] [stdout] 891f41ab13e4b23e2f397a19d2710dd285f9908d26945dc1445566b0dda5bc6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1410fb8ef29ceac6eb2f7028ea5469b194be34fcd3530fb8f03216355c0b5cf
[INFO] running `Command { std: "docker" "start" "-a" "b1410fb8ef29ceac6eb2f7028ea5469b194be34fcd3530fb8f03216355c0b5cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling dashmap v5.4.0
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling concurrent-round-robin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "b1410fb8ef29ceac6eb2f7028ea5469b194be34fcd3530fb8f03216355c0b5cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1410fb8ef29ceac6eb2f7028ea5469b194be34fcd3530fb8f03216355c0b5cf", kill_on_drop: false }`
[INFO] [stdout] b1410fb8ef29ceac6eb2f7028ea5469b194be34fcd3530fb8f03216355c0b5cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 515fef93bc6c0e55120b99e72c0236d79bc04d3a6e69234815676084c847d881
[INFO] running `Command { std: "docker" "start" "-a" "515fef93bc6c0e55120b99e72c0236d79bc04d3a6e69234815676084c847d881", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent-round-robin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "515fef93bc6c0e55120b99e72c0236d79bc04d3a6e69234815676084c847d881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515fef93bc6c0e55120b99e72c0236d79bc04d3a6e69234815676084c847d881", kill_on_drop: false }`
[INFO] [stdout] 515fef93bc6c0e55120b99e72c0236d79bc04d3a6e69234815676084c847d881
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63d6163098265d208f635bca112fb7d5138c3e5b5f51a4fbf2610852c20085df
[INFO] running `Command { std: "docker" "start" "-a" "63d6163098265d208f635bca112fb7d5138c3e5b5f51a4fbf2610852c20085df", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/concurrent_round_robin-4d141177f370deeb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test t ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 19.59s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests concurrent-round-robin
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - WeightedRoundRobinSelector (line 32) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - WeightedRoundRobinSelector (line 32) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Arc`
[INFO] [stdout]  --> src/lib.rs:34:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | let balancer = Arc::new(WeightedRoundRobinSelector::new(
[INFO] [stdout]   |                ^^^ use of undeclared type `Arc`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - WeightedRoundRobinSelector (line 32)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "63d6163098265d208f635bca112fb7d5138c3e5b5f51a4fbf2610852c20085df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d6163098265d208f635bca112fb7d5138c3e5b5f51a4fbf2610852c20085df", kill_on_drop: false }`
[INFO] [stdout] 63d6163098265d208f635bca112fb7d5138c3e5b5f51a4fbf2610852c20085df
