[INFO] fetching crate drumbeat 0.0.2...
[INFO] testing drumbeat-0.0.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate drumbeat 0.0.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate drumbeat 0.0.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drumbeat 0.0.2
[INFO] finished tweaking crates.io crate drumbeat 0.0.2
[INFO] tweaked toml for crates.io crate drumbeat 0.0.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate drumbeat 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32a51ff5c0e03d1a28a89aa1fd91429e9732c77c803b1f4bd6b1c8c098723ee1
[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" "32a51ff5c0e03d1a28a89aa1fd91429e9732c77c803b1f4bd6b1c8c098723ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32a51ff5c0e03d1a28a89aa1fd91429e9732c77c803b1f4bd6b1c8c098723ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32a51ff5c0e03d1a28a89aa1fd91429e9732c77c803b1f4bd6b1c8c098723ee1", kill_on_drop: false }`
[INFO] [stdout] 32a51ff5c0e03d1a28a89aa1fd91429e9732c77c803b1f4bd6b1c8c098723ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f011d2786a2447e6e1e0144b16610163779e95757cfc539d6623749d8421171b
[INFO] running `Command { std: "docker" "start" "-a" "f011d2786a2447e6e1e0144b16610163779e95757cfc539d6623749d8421171b", kill_on_drop: false }`
[INFO] [stderr]    Compiling drumbeat v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "f011d2786a2447e6e1e0144b16610163779e95757cfc539d6623749d8421171b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f011d2786a2447e6e1e0144b16610163779e95757cfc539d6623749d8421171b", kill_on_drop: false }`
[INFO] [stdout] f011d2786a2447e6e1e0144b16610163779e95757cfc539d6623749d8421171b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c50d286b79f7d9780a51113ace4bda3a3618496e188a44ee1a20f7e41416dcf
[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" "4c50d286b79f7d9780a51113ace4bda3a3618496e188a44ee1a20f7e41416dcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling drumbeat v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "4c50d286b79f7d9780a51113ace4bda3a3618496e188a44ee1a20f7e41416dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c50d286b79f7d9780a51113ace4bda3a3618496e188a44ee1a20f7e41416dcf", kill_on_drop: false }`
[INFO] [stdout] 4c50d286b79f7d9780a51113ace4bda3a3618496e188a44ee1a20f7e41416dcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eca4bfb92843a1d43b92ebf92b44d6f4e4581d19b7c2708403c4f904f3b3e02c
[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" "eca4bfb92843a1d43b92ebf92b44d6f4e4581d19b7c2708403c4f904f3b3e02c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/drumbeat-96683ab8c9c3e4c2
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test sync::buffer::test::push_test ... ok
[INFO] [stdout] test sync::buffer::test::get_unfilled_test ... ok
[INFO] [stdout] test sync::buffer::test::overflow_test ... ok
[INFO] [stdout] test sync::buffer::test::get_filled_test ... ok
[INFO] [stdout] test sync::buffer::test::get_wraparound_test ... ok
[INFO] [stdout] test sync::buffer::test::new_ring_buffer_test ... ok
[INFO] [stdout] test sync::runtime::test::submit_runtime_jobs_test ... ok
[INFO] [stdout] test sync::worker::test::submit_worker_jobs_test ... ok
[INFO] [stdout] test sync::threadpool::test::thread_builder_test ... ok
[INFO] [stdout] test utils::testing::test::panic_after_timeout_test ... ok
[INFO] [stdout] test utils::testing::test::interrupt_panic_passthrough_test ... ok
[INFO] [stdout] test sync::threadpool::test::submit_threadpool_jobs_test ... ok
[INFO] [stdout] test utils::testing::test::no_panic_after_timeout_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sync_test-9cc41f893a660326
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test runtime_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drumbeat
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/sync/threadpool.rs - sync::threadpool::ThreadPool::submit (line 111) ... ok
[INFO] [stdout] test src/sync/worker.rs - sync::worker::Worker::submit (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eca4bfb92843a1d43b92ebf92b44d6f4e4581d19b7c2708403c4f904f3b3e02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca4bfb92843a1d43b92ebf92b44d6f4e4581d19b7c2708403c4f904f3b3e02c", kill_on_drop: false }`
[INFO] [stdout] eca4bfb92843a1d43b92ebf92b44d6f4e4581d19b7c2708403c4f904f3b3e02c