[INFO] fetching crate juggle 0.1.1...
[INFO] testing juggle-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate juggle 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate juggle 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate juggle 0.1.1
[INFO] finished tweaking crates.io crate juggle 0.1.1
[INFO] tweaked toml for crates.io crate juggle 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-fs v1.5.0
[INFO] [stderr]   Downloaded async-lock v2.3.0
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62d0de330e61d2035e204629c6b52337334f28be06e01c3fd46a244294c738a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "62d0de330e61d2035e204629c6b52337334f28be06e01c3fd46a244294c738a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62d0de330e61d2035e204629c6b52337334f28be06e01c3fd46a244294c738a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d0de330e61d2035e204629c6b52337334f28be06e01c3fd46a244294c738a6", kill_on_drop: false }`
[INFO] [stdout] 62d0de330e61d2035e204629c6b52337334f28be06e01c3fd46a244294c738a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51c481de4b8e23041d8eafa7ef77957361bc53722a75d46f12f78e33a522ed55
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "51c481de4b8e23041d8eafa7ef77957361bc53722a75d46f12f78e33a522ed55", kill_on_drop: false }`
[INFO] [stderr]    Compiling juggle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "51c481de4b8e23041d8eafa7ef77957361bc53722a75d46f12f78e33a522ed55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c481de4b8e23041d8eafa7ef77957361bc53722a75d46f12f78e33a522ed55", kill_on_drop: false }`
[INFO] [stdout] 51c481de4b8e23041d8eafa7ef77957361bc53722a75d46f12f78e33a522ed55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a47bbe97817dc490dcad5c57fcc9ac2c210fe4ec3ed998796f36c5c38f1fe79f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a47bbe97817dc490dcad5c57fcc9ac2c210fe4ec3ed998796f36c5c38f1fe79f", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling async-net v1.5.0
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling juggle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/utils/mod.rs:202:23
[INFO] [stdout]     |
[INFO] [stdout] 202 |         if WAKE_COUNT.compare_and_swap(0, 1, Ordering::Relaxed) != 0 {
[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 18.10s
[INFO] running `Command { std: "docker" "inspect" "a47bbe97817dc490dcad5c57fcc9ac2c210fe4ec3ed998796f36c5c38f1fe79f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a47bbe97817dc490dcad5c57fcc9ac2c210fe4ec3ed998796f36c5c38f1fe79f", kill_on_drop: false }`
[INFO] [stdout] a47bbe97817dc490dcad5c57fcc9ac2c210fe4ec3ed998796f36c5c38f1fe79f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d193bb486a1712e5f18739613720a2c7bc3aebe14746ee86d55914e0210e884
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d193bb486a1712e5f18739613720a2c7bc3aebe14746ee86d55914e0210e884", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/utils/mod.rs:202:23
[INFO] [stderr]     |
[INFO] [stderr] 202 |         if WAKE_COUNT.compare_and_swap(0, 1, Ordering::Relaxed) != 0 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/juggle-061dc39cf714df50
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test utils::cell::test::test_basic ... ok
[INFO] [stdout] test utils::chunk_slab::tests::test_fill ... ok
[INFO] [stdout] test utils::chunk_slab::tests::test_pinning ... ok
[INFO] [stdout] test utils::chunk_slab::tests::test_remove ... ok
[INFO] [stdout] test utils::tests::test_func_waker ... ok
[INFO] [stdout] test utils::chunk_slab::tests::test_part_fill ... ok
[INFO] [stdout] test utils::tests::test_waker_drop_clone ... ok
[INFO] [stdout] test utils::tests::test_waker_wake ... ok
[INFO] [stdout] test utils::chunk_slab::tests::test_overflow_big ... ok
[INFO] [stdout] test utils::chunk_slab::tests::test_overflow ... ok
[INFO] [stdout] test utils::cell::test::test_apply_many ... ok
[INFO] [stdout] test utils::chunk_slab::tests::test_retain ... ok
[INFO] [stdout] test utils::cell::test::test_apply_single ... ok
[INFO] [stdout] test utils::cell::test::test_swap_single ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/balancing-958eea163e505ab6
[INFO] [stdout] test utils::cell::test::test_swap_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.31s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/balancing_static-c8e7698f97fafcb6
[INFO] [stdout] test test_load_balancing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.59s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_static_balance_simple ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/control-398abcb95fd196aa
[INFO] [stdout] test test_static_balance_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.36s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_signal ... ok
[INFO] [stdout] test test_ready_task ... ok
[INFO] [stdout] test test_waiting ... ok
[INFO] [stdout] test test_suspend_waiting ... ok
[INFO] [stdout] test test_panic_task_really_panics ... ok
[INFO] [stdout] test test_suspend ... ok
[INFO] [stdout] test test_suspend_error ... ok
[INFO] [stdout] test test_dynamic_spawn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.35s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/messy-fb324e56c8051059
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_cancel_suspended ... ok
[INFO] [stdout] test test_cancel_waiting ... ok
[INFO] [stdout] test test_suspend_while_wait ... ok
[INFO] [stdout] test test_cancel_suspended_delay ... ok
[INFO] [stdout] test test_timeout_works ... ok
[INFO] [stdout] test test_arbitrary_waits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.82s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/polling-af8563b311aa7e10
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_assert_state_simple ... ok
[INFO] [stdout] test test_assert_suspend_error ... ok
[INFO] [stdout] test test_starving_bug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple-aabe3c4b7289686a
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_drop_with_name ... ok
[INFO] [stdout] test test_lock_with_name ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/timing_group-3cb9167be9443893
[INFO] [stdout] test test_round_robin ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_register ... ok
[INFO] [stderr]    Doc-tests juggle
[INFO] [stdout] test test_simple ... 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] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/utils/timing.rs - utils::timing::TimerClock (line 13) ... ok
[INFO] [stdout] test src/round/handle.rs - round::handle::WheelHandle::get_state (line 196) ... ok
[INFO] [stdout] test src/block.rs - block::spin_block_on (line 14) ... ok
[INFO] [stdout] test src/round/handle.rs - round::handle::WheelHandle::is_same (line 103) ... ok
[INFO] [stdout] test src/round/handle.rs - round::handle::WheelHandle::is_valid (line 90) ... ok
[INFO] [stdout] test src/block.rs - block::spin_block_on (line 23) ... ok
[INFO] [stdout] test src/block.rs - block::block_on (line 52) ... ok
[INFO] [stdout] test src/round/handle.rs - round::handle::WheelHandle::with_name (line 246) ... ok
[INFO] [stdout] test src/lib.rs - yield_once (line 94) ... ok
[INFO] [stdout] test src/round/wheel.rs - round::wheel::Wheel (line 58) ... ok
[INFO] [stdout] test src/yield_helper.rs - yield_helper::Yield::yield_while (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - yield_while (line 123) ... ok
[INFO] [stdout] test src/round/handle.rs - round::handle::WheelHandle::current (line 217) ... ok
[INFO] [stdout] test src/utils/load.rs - utils::load::LoadBalance (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.95s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d193bb486a1712e5f18739613720a2c7bc3aebe14746ee86d55914e0210e884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d193bb486a1712e5f18739613720a2c7bc3aebe14746ee86d55914e0210e884", kill_on_drop: false }`
[INFO] [stdout] 9d193bb486a1712e5f18739613720a2c7bc3aebe14746ee86d55914e0210e884