[INFO] fetching crate syncpool 0.1.6...
[INFO] testing syncpool-0.1.6 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate syncpool 0.1.6 into /workspace/builds/worker-46/source
[INFO] validating manifest of crates.io crate syncpool 0.1.6 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syncpool 0.1.6
[INFO] finished tweaking crates.io crate syncpool 0.1.6
[INFO] tweaked toml for crates.io crate syncpool 0.1.6 written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate crates.io crate syncpool 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36c2d46c77e80f6e7f2350be5e03f85ecf661687ad9d4fd3d50b425ddcccad46
[INFO] running `Command { std: "docker" "start" "-a" "36c2d46c77e80f6e7f2350be5e03f85ecf661687ad9d4fd3d50b425ddcccad46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36c2d46c77e80f6e7f2350be5e03f85ecf661687ad9d4fd3d50b425ddcccad46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c2d46c77e80f6e7f2350be5e03f85ecf661687ad9d4fd3d50b425ddcccad46", kill_on_drop: false }`
[INFO] [stdout] 36c2d46c77e80f6e7f2350be5e03f85ecf661687ad9d4fd3d50b425ddcccad46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c8a81bd908abd962b359092f602ce65c09d9fbf07589a908d7ebee8e7a624b7
[INFO] running `Command { std: "docker" "start" "-a" "9c8a81bd908abd962b359092f602ce65c09d9fbf07589a908d7ebee8e7a624b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syncpool v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/utils.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |         atomic::spin_loop_hint()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 0.51s
[INFO] running `Command { std: "docker" "inspect" "9c8a81bd908abd962b359092f602ce65c09d9fbf07589a908d7ebee8e7a624b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8a81bd908abd962b359092f602ce65c09d9fbf07589a908d7ebee8e7a624b7", kill_on_drop: false }`
[INFO] [stdout] 9c8a81bd908abd962b359092f602ce65c09d9fbf07589a908d7ebee8e7a624b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2774fdd4b7038e61b5e4d557c7f3881b7049b7f371f201b7f992b23ca2f9a296
[INFO] running `Command { std: "docker" "start" "-a" "2774fdd4b7038e61b5e4d557c7f3881b7049b7f371f201b7f992b23ca2f9a296", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/utils.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |         atomic::spin_loop_hint()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syncpool v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/utils.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |         atomic::spin_loop_hint()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 1.57s
[INFO] running `Command { std: "docker" "inspect" "2774fdd4b7038e61b5e4d557c7f3881b7049b7f371f201b7f992b23ca2f9a296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2774fdd4b7038e61b5e4d557c7f3881b7049b7f371f201b7f992b23ca2f9a296", kill_on_drop: false }`
[INFO] [stdout] 2774fdd4b7038e61b5e4d557c7f3881b7049b7f371f201b7f992b23ca2f9a296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57bf306d49c273369cf21bb031bc56e34cb5d9b5205d4d60b547b5e4938b97b5
[INFO] running `Command { std: "docker" "start" "-a" "57bf306d49c273369cf21bb031bc56e34cb5d9b5205d4d60b547b5e4938b97b5", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]   --> src/utils.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |         atomic::spin_loop_hint()
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `syncpool` (lib) generated 1 warning
[INFO] [stderr] warning: `syncpool` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/syncpool-958fa71bb404f840)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test boxed::boxed_tests::defaulted ... ok
[INFO] [stdout] test boxed::boxed_tests::pack ... ok
[INFO] [stdout] test boxed::boxed_tests::raw_box_test ... ok
[INFO] [stdout] test tests::check ... ok
[INFO] [stdout] test utils::utils_test::access_deny ... ok
[INFO] [stdout] test utils::utils_test::access_pass ... ok
[INFO] [stdout] test boxed::boxed_tests::init ... ok
[INFO] [stdout] test boxed::boxed_tests::raw ... ok
[INFO] [stdout] test pool::pool_tests::use_builder ... ok
[INFO] [stdout] test pool::pool_tests::use_packer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syncpool
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/boxed.rs - boxed::raw_box_zeroed (line 115) ... ok
[INFO] [stdout] test src/boxed.rs - boxed::raw_box (line 74) ... ok
[INFO] [stdout] test src/boxed.rs - boxed::make_box (line 148) ... ok
[INFO] [stdout] test src/boxed.rs - boxed::default_box (line 205) ... ok
[INFO] [stdout] test src/lib.rs - (line 157) ... ok
[INFO] [stdout] test src/lib.rs - (line 115) ... ok
[INFO] [stdout] test src/pool.rs - pool::SyncPool<T>::with_packer (line 166) ... ok
[INFO] [stdout] test src/pool.rs - pool::SyncPool<T>::with_builder (line 112) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/boxed.rs - boxed (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57bf306d49c273369cf21bb031bc56e34cb5d9b5205d4d60b547b5e4938b97b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bf306d49c273369cf21bb031bc56e34cb5d9b5205d4d60b547b5e4938b97b5", kill_on_drop: false }`
[INFO] [stdout] 57bf306d49c273369cf21bb031bc56e34cb5d9b5205d4d60b547b5e4938b97b5