[INFO] fetching crate concurrent-event 0.1.0...
[INFO] testing concurrent-event-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate concurrent-event 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate concurrent-event 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 748299e222dbbf4665ed66bc95b242f8d80d56c7a589e581830a5297bb7534c3
[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" "748299e222dbbf4665ed66bc95b242f8d80d56c7a589e581830a5297bb7534c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "748299e222dbbf4665ed66bc95b242f8d80d56c7a589e581830a5297bb7534c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "748299e222dbbf4665ed66bc95b242f8d80d56c7a589e581830a5297bb7534c3", kill_on_drop: false }`
[INFO] [stdout] 748299e222dbbf4665ed66bc95b242f8d80d56c7a589e581830a5297bb7534c3
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] dce86918a1291ba52e334446348510b847447712f1183576d9cda2b81e116f1a
[INFO] running `Command { std: "docker" "start" "-a" "dce86918a1291ba52e334446348510b847447712f1183576d9cda2b81e116f1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling concurrent-event v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "dce86918a1291ba52e334446348510b847447712f1183576d9cda2b81e116f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce86918a1291ba52e334446348510b847447712f1183576d9cda2b81e116f1a", kill_on_drop: false }`
[INFO] [stdout] dce86918a1291ba52e334446348510b847447712f1183576d9cda2b81e116f1a
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccd5bd1d26856a7e6e74cd3fec2918bac31a4e4aded3ba6c84eabff50978e155
[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" "ccd5bd1d26856a7e6e74cd3fec2918bac31a4e4aded3ba6c84eabff50978e155", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent-event v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "ccd5bd1d26856a7e6e74cd3fec2918bac31a4e4aded3ba6c84eabff50978e155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd5bd1d26856a7e6e74cd3fec2918bac31a4e4aded3ba6c84eabff50978e155", kill_on_drop: false }`
[INFO] [stdout] ccd5bd1d26856a7e6e74cd3fec2918bac31a4e4aded3ba6c84eabff50978e155
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b234bb88785b3a4cfa3573476f01869bf548aae9b4710a3d6f167864d28970af
[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" "b234bb88785b3a4cfa3573476f01869bf548aae9b4710a3d6f167864d28970af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/concurrent_event-7764e645fd94961e
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::empty_emit ... ok
[INFO] [stdout] test test::awaits ... ok
[INFO] [stderr] thread '<unnamed>' panicked at '(╯°□°）╯︵ ┻━┻', src/test.rs:121:13
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test test::single_handler_single_event ... ok
[INFO] [stdout] test test::boxed_handler ... ok
[INFO] [stdout] test test::single_handler_multiple_events ... ok
[INFO] [stdout] test test::multiple_handlers_multiple_events ... ok
[INFO] [stderr]    0:     0x5598391f6410 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x5598391f6410 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5598391f6410 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x5598391f6410 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x559839218c5c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]    5:     0x5598391f2982 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]    6:     0x5598391f893d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x5598391f893d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x5598391f893d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]    9:     0x5598391f85e8 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]   10:     0x5598391f9021 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]   11:     0x5598391d161c - std::panicking::begin_panic::{{closure}}::hd33f84db2da007e9
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:506
[INFO] [stderr]   12:     0x5598391d0869 - std::sys_common::backtrace::__rust_end_short_backtrace::h20462a1460e8ac2d
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x5598391d1547 - std::panicking::begin_panic::hfea094a661f08ea8
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:505
[INFO] [stderr]   14:     0x55983913528c - concurrent_event::test::panicking::{{closure}}::h7bcf134e0b6de7ce
[INFO] [stderr]                                at /opt/rustwide/workdir/src/test.rs:121
[INFO] [stderr]   15:     0x559839140286 - <alloc::boxed::Box<F> as core::ops::function::Fn<A>>::call::h09ae27f63fa8aa60
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1056
[INFO] [stderr]   16:     0x55983914c4a6 - <concurrent_event::handler::StatefulEventHandler<A,S> as concurrent_event::handler::EventHandler<A>>::on_event::h51b9d0ce432dc1b1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/handler.rs:116
[INFO] [stderr]   17:     0x55983912c073 - concurrent_event::Event<A,H>::emit::{{closure}}::{{closure}}::h0995ffe73ad1641e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:82
[INFO] [stderr]   18:     0x559839122c5d - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h6105efbdb35b4241
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:415
[INFO] [stderr]   19:     0x559839123701 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::hf6fd01852ee80713
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:423
[INFO] [stderr]   20:     0x559839140356 - <alloc::boxed::Box<F> as core::ops::function::FnMut<A>>::call_mut::hb3ba5be123ab4718
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1049
[INFO] [stderr]   21:     0x559839122f15 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h8ef897461761698c
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:431
[INFO] [stderr]   22:     0x55983912f183 - std::sys_common::backtrace::__rust_begin_short_backtrace::h5f17fe0eaa05dc6b
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   23:     0x559839148623 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha6aaa5f5788e2970
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stderr]   24:     0x55983913d4d3 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he9cde3a2788d871a
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stderr]   25:     0x559839149879 - std::panicking::try::do_call::he560414f236e3c44
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]   26:     0x55983914a01d - __rust_try
[INFO] [stderr]   27:     0x559839148bd0 - std::panicking::try::h3996769768c7b78e
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]   28:     0x55983913e593 - std::panic::catch_unwind::hbbeeb0c12a26b465
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]   29:     0x559839147adc - std::thread::Builder::spawn_unchecked::{{closure}}::h5499c23ebf78151b
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stderr]   30:     0x559839128aee - core::ops::function::FnOnce::call_once{{vtable.shim}}::h0a4e5ecf0fa1c17e
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]   31:     0x5598391ff51a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   32:     0x5598391ff51a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   33:     0x5598391ff51a - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   34:     0x7fac663c9609 - start_thread
[INFO] [stderr]   35:     0x7fac66654103 - clone
[INFO] [stderr]   36:                0x0 - <unknown>
[INFO] [stdout] test test::panicking ... ok
[INFO] [stdout] test test::parallel_execution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests concurrent-event
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/handler.rs - handler::StatelessEventHandler (line 24) ... ok
[INFO] [stdout] test src/handler.rs - handler::StatefulEventHandler (line 68) ... 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" "b234bb88785b3a4cfa3573476f01869bf548aae9b4710a3d6f167864d28970af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b234bb88785b3a4cfa3573476f01869bf548aae9b4710a3d6f167864d28970af", kill_on_drop: false }`
[INFO] [stdout] b234bb88785b3a4cfa3573476f01869bf548aae9b4710a3d6f167864d28970af
