[INFO] fetching crate concurrent-event 0.1.0...
[INFO] testing concurrent-event-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate concurrent-event 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate concurrent-event 0.1.0 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 concurrent-event 0.1.0
[INFO] finished tweaking crates.io crate concurrent-event 0.1.0
[INFO] tweaked toml for crates.io crate concurrent-event 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d4006fac0fd7cc79be011e65ca67f8f4012a07d537e430fa30fa829fee0af61
[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" "7d4006fac0fd7cc79be011e65ca67f8f4012a07d537e430fa30fa829fee0af61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d4006fac0fd7cc79be011e65ca67f8f4012a07d537e430fa30fa829fee0af61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4006fac0fd7cc79be011e65ca67f8f4012a07d537e430fa30fa829fee0af61", kill_on_drop: false }`
[INFO] [stdout] 7d4006fac0fd7cc79be011e65ca67f8f4012a07d537e430fa30fa829fee0af61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d86c6b98a2a1ddb7f11bb7a499f91d516b81703e3bc24ae147e71cf8e26df4da
[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" "d86c6b98a2a1ddb7f11bb7a499f91d516b81703e3bc24ae147e71cf8e26df4da", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling concurrent-event v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "d86c6b98a2a1ddb7f11bb7a499f91d516b81703e3bc24ae147e71cf8e26df4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86c6b98a2a1ddb7f11bb7a499f91d516b81703e3bc24ae147e71cf8e26df4da", kill_on_drop: false }`
[INFO] [stdout] d86c6b98a2a1ddb7f11bb7a499f91d516b81703e3bc24ae147e71cf8e26df4da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e2be15c34cacc14658e9698ef6ef9fce35a9f97aeea33e8fc7ec47ad7e64d51
[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" "7e2be15c34cacc14658e9698ef6ef9fce35a9f97aeea33e8fc7ec47ad7e64d51", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent-event v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "7e2be15c34cacc14658e9698ef6ef9fce35a9f97aeea33e8fc7ec47ad7e64d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2be15c34cacc14658e9698ef6ef9fce35a9f97aeea33e8fc7ec47ad7e64d51", kill_on_drop: false }`
[INFO] [stdout] 7e2be15c34cacc14658e9698ef6ef9fce35a9f97aeea33e8fc7ec47ad7e64d51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 439060bfd3da5f2d66248ff4e5f6ab89f05ce51123d91461751dc1137033f027
[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" "439060bfd3da5f2d66248ff4e5f6ab89f05ce51123d91461751dc1137033f027", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/concurrent_event-20d7aafcf1c347a7
[INFO] [stdout] test test::empty_emit ... ok
[INFO] [stdout] test test::boxed_handler ... ok
[INFO] [stdout] test test::single_handler_single_event ... ok
[INFO] [stdout] test test::awaits ... ok
[INFO] [stdout] test test::single_handler_multiple_events ... ok
[INFO] [stdout] test test::multiple_handlers_multiple_events ... ok
[INFO] [stdout] test test::parallel_execution ... ok
[INFO] [stderr]    Doc-tests concurrent-event
[INFO] [stdout] test test::panicking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/handler.rs - handler::StatefulEventHandler (line 68) ... ok
[INFO] [stdout] test src/handler.rs - handler::StatelessEventHandler (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "439060bfd3da5f2d66248ff4e5f6ab89f05ce51123d91461751dc1137033f027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439060bfd3da5f2d66248ff4e5f6ab89f05ce51123d91461751dc1137033f027", kill_on_drop: false }`
[INFO] [stdout] 439060bfd3da5f2d66248ff4e5f6ab89f05ce51123d91461751dc1137033f027