[INFO] fetching crate hey_listen 0.4.0...
[INFO] testing hey_listen-0.4.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate hey_listen 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hey_listen 0.4.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hey_listen 0.4.0
[INFO] finished tweaking crates.io crate hey_listen 0.4.0
[INFO] tweaked toml for crates.io crate hey_listen 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e7af5cc9f5f54090690b27a92bb875f054eb6615ac465bafc876c1f5676c9bc
[INFO] running `"docker" "start" "-a" "3e7af5cc9f5f54090690b27a92bb875f054eb6615ac465bafc876c1f5676c9bc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling hey_listen v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:220:60
[INFO] [stderr]     |
[INFO] [stderr] 220 |             Err(error) => Err(BuildError::NumThreads(error.description().to_string())),
[INFO] [stderr]     |                                                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `std::ops::Fn` trait object that must be used
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 listener_collection.fns.swap_remove(*index);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.28s
[INFO] running `"docker" "inspect" "3e7af5cc9f5f54090690b27a92bb875f054eb6615ac465bafc876c1f5676c9bc"`
[INFO] running `"docker" "rm" "-f" "3e7af5cc9f5f54090690b27a92bb875f054eb6615ac465bafc876c1f5676c9bc"`
[INFO] [stdout] 3e7af5cc9f5f54090690b27a92bb875f054eb6615ac465bafc876c1f5676c9bc
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 07c8d9312891044e01cfe4371ce3ff6d725c3899d1b7023f8b5b6f4dfab979d2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "07c8d9312891044e01cfe4371ce3ff6d725c3899d1b7023f8b5b6f4dfab979d2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hey_listen v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:220:60
[INFO] [stderr]     |
[INFO] [stderr] 220 |             Err(error) => Err(BuildError::NumThreads(error.description().to_string())),
[INFO] [stderr]     |                                                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `std::ops::Fn` trait object that must be used
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 listener_collection.fns.swap_remove(*index);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:220:60
[INFO] [stderr]     |
[INFO] [stderr] 220 |             Err(error) => Err(BuildError::NumThreads(error.description().to_string())),
[INFO] [stderr]     |                                                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `std::ops::Fn` trait object that must be used
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 listener_collection.fns.swap_remove(*index);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.98s
[INFO] running `"docker" "inspect" "07c8d9312891044e01cfe4371ce3ff6d725c3899d1b7023f8b5b6f4dfab979d2"`
[INFO] running `"docker" "rm" "-f" "07c8d9312891044e01cfe4371ce3ff6d725c3899d1b7023f8b5b6f4dfab979d2"`
[INFO] [stdout] 07c8d9312891044e01cfe4371ce3ff6d725c3899d1b7023f8b5b6f4dfab979d2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 621ebad1182900b43d27ab7868ce30f60180264b643af5caf188d5b703adf43e
[INFO] running `"docker" "start" "-a" "621ebad1182900b43d27ab7868ce30f60180264b643af5caf188d5b703adf43e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:220:60
[INFO] [stderr]     |
[INFO] [stderr] 220 |             Err(error) => Err(BuildError::NumThreads(error.description().to_string())),
[INFO] [stderr]     |                                                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `std::ops::Fn` trait object that must be used
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 listener_collection.fns.swap_remove(*index);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:220:60
[INFO] [stderr]     |
[INFO] [stderr] 220 |             Err(error) => Err(BuildError::NumThreads(error.description().to_string())),
[INFO] [stderr]     |                                                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `std::ops::Fn` trait object that must be used
[INFO] [stderr]    --> src/sync/parallel_dispatcher.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 listener_collection.fns.swap_remove(*index);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hey_listen-76a1556f0b282f09
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test rc::tests::execute_sync_dispatcher_requests::remove_one_element_and_stop ... ok
[INFO] [stdout] test sync::tests::execute_sync_dispatcher_requests::empty_vec ... ok
[INFO] [stdout] test rc::tests::execute_sync_dispatcher_requests::removing_all ... ok
[INFO] [stdout] test sync::tests::execute_sync_dispatcher_requests::stop_listening ... ok
[INFO] [stdout] test sync::tests::execute_sync_dispatcher_requests::removing_all ... ok
[INFO] [stdout] test sync::tests::execute_sync_dispatcher_requests::remove_one_element_and_stop ... ok
[INFO] [stdout] test rc::tests::execute_sync_dispatcher_requests::empty_vec ... ok
[INFO] [stdout] test rc::tests::execute_sync_dispatcher_requests::stop_listening ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parallel_dispatcher_test-9c93f2ea61f73a7f
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test is_send_and_sync ... ok
[INFO] [stdout] test stop_listening_parallel_for_fns ... ok
[INFO] [stdout] test dispatch_parallel_to_functions ... ok
[INFO] [stdout] test dispatch_parallel_to_dyn_traits ... ok
[INFO] [stdout] test stop_listening_parallel_for_dyn_traits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/priority_listener_test-14aca1bc69f79ea8
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test stop_listening_and_propagation ... ok
[INFO] [stdout] test is_send_and_sync ... ok
[INFO] [stdout] test stop_listening ... ok
[INFO] [stdout] test stop_listening_of_fns ... ok
[INFO] [stdout] test stop_listening_and_propagation_of_fns ... ok
[INFO] [stdout] test listeners_dispatch_in_correct_order ... ok
[INFO] [stdout] test stop_propagation ... ok
[INFO] [stdout] test stop_propagation_of_fns ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/skeptic-575752d322271056
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sync_listener_test-e5f5cc9ee1f38ab6
[INFO] [stdout] I'm listening! :)
[INFO] [stdout] test readme_sect_example_line_21 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test dispatch_enum_variant_with_field ... ok
[INFO] [stdout] test dispatch_to_function ... ok
[INFO] [stdout] test register_one_enum_listener_for_one_event_variant_but_dispatch_two_variants ... ok
[INFO] [stdout] test register_and_request_stop_listening ... ok
[INFO] [stdout] test stop_propagation_on_sync_dispatcher ... ok
[INFO] [stdout] test stop_propagation_on_sync_dispatcher_of_fns ... ok
[INFO] [stdout] test stop_listening_and_propagation_on_sync_dispatcher ... ok
[INFO] [stdout] test is_send_and_sync ... ok
[INFO] [stdout] test stop_listening_on_sync_dispatcher_of_fns ... ok
[INFO] [stdout] test register_one_listener_for_two_event_variants_and_dispatch_two_variants ... ok
[INFO] [stdout] test stop_propagation_and_listening_on_sync_dispatcher_of_fns ... ok
[INFO] [stdout] test register_one_listener_for_one_event_variant_but_dispatch_two_variants ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hey_listen
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/rc/priority_dispatcher.rs - rc::priority_dispatcher::PriorityDispatcher<P, T>::add_listener (line 93) ... ok
[INFO] [stdout] test src/sync/parallel_dispatcher.rs - sync::parallel_dispatcher::ParallelDispatcher<T>::add_listener (line 82) ... ok
[INFO] [stdout] test src/rc/dispatcher.rs - rc::dispatcher::Dispatcher<T>::add_listener (line 75) ... ok
[INFO] [stdout] test src/sync/dispatcher.rs - sync::dispatcher::Dispatcher<T>::add_listener (line 78) ... ok
[INFO] [stdout] test src/sync/priority_dispatcher.rs - sync::priority_dispatcher::PriorityDispatcher<P, T>::add_listener (line 93) ... ok
[INFO] [stdout] test src/sync/dispatcher.rs - sync::dispatcher::Dispatcher<T>::add_listener (line 49) ... ok
[INFO] [stdout] test src/sync/dispatcher.rs - sync::dispatcher::Dispatcher<T>::add_fn (line 135) ... ok
[INFO] [stdout] test src/rc/priority_dispatcher.rs - rc::priority_dispatcher::PriorityDispatcher<P, T>::add_fn (line 164) ... ok
[INFO] [stdout] test src/rc/dispatcher.rs - rc::dispatcher::Dispatcher<T>::add_listener (line 49) ... ok
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] test src/rc/dispatcher.rs - rc::dispatcher::Dispatcher<T>::add_fn (line 132) ... ok
[INFO] [stdout] test src/sync/parallel_dispatcher.rs - sync::parallel_dispatcher::ParallelDispatcher<T>::add_fn (line 141) ... ok
[INFO] [stdout] test src/sync/priority_dispatcher.rs - sync::priority_dispatcher::PriorityDispatcher<P, T>::add_listener (line 64) ... ok
[INFO] [stdout] test src/sync/parallel_dispatcher.rs - sync::parallel_dispatcher::ParallelDispatcher<T>::add_listener (line 53) ... ok
[INFO] [stdout] test src/rc/priority_dispatcher.rs - rc::priority_dispatcher::PriorityDispatcher<P, T>::add_listener (line 64) ... ok
[INFO] [stdout] test src/sync/priority_dispatcher.rs - sync::priority_dispatcher::PriorityDispatcher<P, T>::add_fn (line 164) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "621ebad1182900b43d27ab7868ce30f60180264b643af5caf188d5b703adf43e"`
[INFO] running `"docker" "rm" "-f" "621ebad1182900b43d27ab7868ce30f60180264b643af5caf188d5b703adf43e"`
[INFO] [stdout] 621ebad1182900b43d27ab7868ce30f60180264b643af5caf188d5b703adf43e