[INFO] fetching crate vst 0.2.0...
[INFO] testing vst-0.2.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate vst 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate vst 0.2.0 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 vst 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate vst 0.2.0
[INFO] tweaked toml for crates.io crate vst 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate vst 0.2.0 already has a lockfile, it will not be regenerated
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 772a147b264f5bbad3cc144dc1626795c125a1d51fd9d379d6235b1ca1ce4dc4
[INFO] running `Command { std: "docker" "start" "-a" "772a147b264f5bbad3cc144dc1626795c125a1d51fd9d379d6235b1ca1ce4dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "772a147b264f5bbad3cc144dc1626795c125a1d51fd9d379d6235b1ca1ce4dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "772a147b264f5bbad3cc144dc1626795c125a1d51fd9d379d6235b1ca1ce4dc4", kill_on_drop: false }`
[INFO] [stdout] 772a147b264f5bbad3cc144dc1626795c125a1d51fd9d379d6235b1ca1ce4dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 14a3fc0878f11cc119e0563164a5e401c4631263502031f03ace98a56d1d1210
[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" "14a3fc0878f11cc119e0563164a5e401c4631263502031f03ace98a56d1d1210", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling vst v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/plugin.rs:960:34
[INFO] [stdout]     |
[INFO] [stdout] 960 |             ptr => Some(unsafe { (*(ptr as *const TimeInfo)) }),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/host.rs:248:30
[INFO] [stdout]     |
[INFO] [stdout] 248 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `AEffect` does not permit zero-initialization
[INFO] [stdout]    --> src/lib.rs:194:50
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let effect = unsafe { Box::into_raw(Box::new(mem::MaybeUninit::zeroed().assume_init())) };
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  this code causes undefined behavior when executed
[INFO] [stdout]     |                                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: function pointers must be non-null (in this struct field)
[INFO] [stdout]    --> src/api.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout] 56  |     pub dispatcher: DispatcherProc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.20s
[INFO] running `Command { std: "docker" "inspect" "14a3fc0878f11cc119e0563164a5e401c4631263502031f03ace98a56d1d1210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14a3fc0878f11cc119e0563164a5e401c4631263502031f03ace98a56d1d1210", kill_on_drop: false }`
[INFO] [stdout] 14a3fc0878f11cc119e0563164a5e401c4631263502031f03ace98a56d1d1210
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f3364080b196eb1e5922a184696d1bf699738617cec937dfc0641b16521a06f6
[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" "f3364080b196eb1e5922a184696d1bf699738617cec937dfc0641b16521a06f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/plugin.rs:960:34
[INFO] [stdout]     |
[INFO] [stdout] 960 |             ptr => Some(unsafe { (*(ptr as *const TimeInfo)) }),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/host.rs:248:30
[INFO] [stdout]     |
[INFO] [stdout] 248 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `AEffect` does not permit zero-initialization
[INFO] [stdout]    --> src/lib.rs:194:50
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let effect = unsafe { Box::into_raw(Box::new(mem::MaybeUninit::zeroed().assume_init())) };
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  this code causes undefined behavior when executed
[INFO] [stdout]     |                                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: function pointers must be non-null (in this struct field)
[INFO] [stdout]    --> src/api.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout] 56  |     pub dispatcher: DispatcherProc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling vst v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> examples/simple_host.rs:37:67
[INFO] [stdout]    |
[INFO] [stdout] 37 |         .unwrap_or_else(|e| panic!("Failed to load plugin: {}", e.description()));
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/plugin.rs:960:34
[INFO] [stdout]     |
[INFO] [stdout] 960 |             ptr => Some(unsafe { (*(ptr as *const TimeInfo)) }),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/host.rs:248:30
[INFO] [stdout]     |
[INFO] [stdout] 248 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `AEffect` does not permit zero-initialization
[INFO] [stdout]    --> src/lib.rs:194:50
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let effect = unsafe { Box::into_raw(Box::new(mem::MaybeUninit::zeroed().assume_init())) };
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  this code causes undefined behavior when executed
[INFO] [stdout]     |                                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: function pointers must be non-null (in this struct field)
[INFO] [stdout]    --> src/api.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout] 56  |     pub dispatcher: DispatcherProc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `fn(*mut AEffect, i32, i32, isize, *mut c_void, f32) -> isize`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:182:51
[INFO] [stdout]     |
[INFO] [stdout] 182 |         pub extern "C" fn VSTPluginMain(callback: $crate::api::HostCallbackProc) -> *mut $crate::api::AEffect {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout] ...
[INFO] [stdout] 309 |     plugin_main!(TestPlugin);
[INFO] [stdout]     |     ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.11s
[INFO] running `Command { std: "docker" "inspect" "f3364080b196eb1e5922a184696d1bf699738617cec937dfc0641b16521a06f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3364080b196eb1e5922a184696d1bf699738617cec937dfc0641b16521a06f6", kill_on_drop: false }`
[INFO] [stdout] f3364080b196eb1e5922a184696d1bf699738617cec937dfc0641b16521a06f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f9295d0672035af4b2d695151a62b81f97f67075c0f9eb2b14bc18a43a74c6ba
[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" "f9295d0672035af4b2d695151a62b81f97f67075c0f9eb2b14bc18a43a74c6ba", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/plugin.rs:960:34
[INFO] [stderr]     |
[INFO] [stderr] 960 |             ptr => Some(unsafe { (*(ptr as *const TimeInfo)) }),
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/host.rs:248:30
[INFO] [stderr]     |
[INFO] [stderr] 248 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `AEffect` does not permit zero-initialization
[INFO] [stderr]    --> src/lib.rs:194:50
[INFO] [stderr]     |
[INFO] [stderr] 194 |     let effect = unsafe { Box::into_raw(Box::new(mem::MaybeUninit::zeroed().assume_init())) };
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                                  |
[INFO] [stderr]     |                                                  this code causes undefined behavior when executed
[INFO] [stderr]     |                                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: function pointers must be non-null (in this struct field)
[INFO] [stderr]    --> src/api.rs:56:5
[INFO] [stderr]     |
[INFO] [stderr] 56  |     pub dispatcher: DispatcherProc,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/plugin.rs:960:34
[INFO] [stderr]     |
[INFO] [stderr] 960 |             ptr => Some(unsafe { (*(ptr as *const TimeInfo)) }),
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/host.rs:248:30
[INFO] [stderr]     |
[INFO] [stderr] 248 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `AEffect` does not permit zero-initialization
[INFO] [stderr]    --> src/lib.rs:194:50
[INFO] [stderr]     |
[INFO] [stderr] 194 |     let effect = unsafe { Box::into_raw(Box::new(mem::MaybeUninit::zeroed().assume_init())) };
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                                  |
[INFO] [stderr]     |                                                  this code causes undefined behavior when executed
[INFO] [stderr]     |                                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: function pointers must be non-null (in this struct field)
[INFO] [stderr]    --> src/api.rs:56:5
[INFO] [stderr]     |
[INFO] [stderr] 56  |     pub dispatcher: DispatcherProc,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `fn(*mut AEffect, i32, i32, isize, *mut c_void, f32) -> isize`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:182:51
[INFO] [stderr]     |
[INFO] [stderr] 182 |         pub extern "C" fn VSTPluginMain(callback: $crate::api::HostCallbackProc) -> *mut $crate::api::AEffect {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr] ...
[INFO] [stderr] 309 |     plugin_main!(TestPlugin);
[INFO] [stderr]     |     ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stderr]     = note: this function pointer has Rust-specific calling convention
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] running 16 tests
[INFO] [stderr]   --> examples/simple_host.rs:37:67
[INFO] [stdout] test buffer::tests::buffer_zip ... ok
[INFO] [stderr]    |
[INFO] [stderr] 37 |         .unwrap_or_else(|e| panic!("Failed to load plugin: {}", e.description()));
[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 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vst-35580d330903fed5
[INFO] [stdout] test buffer::tests::buffer_zip_more_inputs_than_outputs ... ok
[INFO] [stdout] test buffer::tests::from_raw ... ok
[INFO] [stdout] test tests::aeffect_params ... ok
[INFO] [stdout] test tests::plugin_drop ... ok
[INFO] [stdout] test buffer::tests::buffer_zip_fewer_inputs_than_outputs ... ok
[INFO] [stdout] test api::tests::encode_and_decode_gives_back_original_message ... ok
[INFO] [stdout] test tests::plugin_no_drop ... ok
[INFO] [stdout] test api::tests::message_survives_calling_events ... ok
[INFO] [stdout] test tests::plugin_deref ... ok
[INFO] [stdout] test plugin::tests::host_callbacks ... ok
[INFO] [stdout] test tests::host_callback ... ok
[INFO] [stdout] test tests::aeffect_created ... ok
[INFO] [stdout] test plugin::tests::null_panic ... ok
[INFO] [stdout] test host::tests::host_buffer ... ok
[INFO] [stderr]    Doc-tests vst
[INFO] [stdout] test util::parameter_transfer::tests::parameter_transfer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/plugin.rs:960:34
[INFO] [stderr]     |
[INFO] [stderr] 960 |             ptr => Some(unsafe { (*(ptr as *const TimeInfo)) }),
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/buffer.rs - buffer::SendEventBuffer::send_events (line 415) ... ok
[INFO] [stdout] test src/api.rs - api::AEffect::flags (line 81) ... ok
[INFO] [stdout] test src/api.rs - api::Events::events (line 431) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/plugin.rs - plugin::Plugin::process_f64 (line 609) ... ok
[INFO] [stdout] test src/plugin.rs - plugin::Plugin::process (line 568) ... ok
[INFO] [stdout] test src/host.rs - host::PluginLoader<T>::load (line 307) ... ok
[INFO] [stdout] test src/api.rs - api::Event::event_type (line 499) ... FAILED
[INFO] [stdout] test src/api.rs - api::Event (line 486) ... FAILED
[INFO] [stdout] test src/host.rs - host::HostBuffer (line 690) ... ok
[INFO] [stdout] test src/plugin.rs - plugin::Plugin::new (line 483) ... ok
[INFO] [stdout] test src/plugin.rs - plugin::HostCallback (line 796) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/api.rs - api::Event::event_type (line 499) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'attempted to zero-initialize type `vst::api::Event`, which is invalid', /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/mem/mod.rs:622:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55faccb97330 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x55faccb97330 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55faccb97330 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x55faccb97330 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x55faccbaf8ac - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x55faccb95a12 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x55faccb9945d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    7:     0x55faccb9945d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    8:     0x55faccb9945d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]    9:     0x55faccb99108 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stdout]   10:     0x55faccb99ae1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   11:     0x55faccb99689 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   12:     0x55faccb977bc - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   13:     0x55faccb99649 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   14:     0x55faccbaebc1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   15:     0x55faccbaeb0d - core::panicking::panic::hc6be4d7009fb30ae
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:50
[INFO] [stdout]   16:     0x55faccb86366 - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   17:     0x55faccb86293 - core::ops::function::FnOnce::call_once::h5c25fabf55f68cb0
[INFO] [stdout]   18:     0x55faccb86169 - std::sys_common::backtrace::__rust_begin_short_backtrace::he48b78818c6bb8fc
[INFO] [stdout]   19:     0x55faccb861f9 - std::rt::lang_start::{{closure}}::h2090de6a9fc357b8
[INFO] [stdout]   20:     0x55faccb99f07 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stdout]   21:     0x55faccb99f07 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   22:     0x55faccb99f07 - std::panicking::try::h8815656b2b76e792
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   23:     0x55faccb99f07 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   24:     0x55faccb99f07 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stdout]   25:     0x55faccb861d8 - std::rt::lang_start::h5654c047948033d3
[INFO] [stdout]   26:     0x55faccb8642b - main
[INFO] [stdout]   27:     0x7f934f1fa0b3 - __libc_start_main
[INFO] [stdout]   28:     0x55faccb8609e - _start
[INFO] [stdout]   29:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/api.rs - api::Event (line 486) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'attempted to zero-initialize type `vst::api::Event`, which is invalid', /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/mem/mod.rs:622:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55835d2f22f0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x55835d2f22f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55835d2f22f0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x55835d2f22f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x55835d30a86c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x55835d2f09d2 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x55835d2f441d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    7:     0x55835d2f441d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    8:     0x55835d2f441d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]    9:     0x55835d2f40c8 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stdout]   10:     0x55835d2f4aa1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   11:     0x55835d2f4649 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   12:     0x55835d2f277c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   13:     0x55835d2f4609 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   14:     0x55835d309b81 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   15:     0x55835d309acd - core::panicking::panic::hc6be4d7009fb30ae
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:50
[INFO] [stdout]   16:     0x55835d2e1363 - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   17:     0x55835d2e1293 - core::ops::function::FnOnce::call_once::h5c25fabf55f68cb0
[INFO] [stdout]   18:     0x55835d2e1169 - std::sys_common::backtrace::__rust_begin_short_backtrace::he48b78818c6bb8fc
[INFO] [stdout]   19:     0x55835d2e11f9 - std::rt::lang_start::{{closure}}::h2090de6a9fc357b8
[INFO] [stdout]   20:     0x55835d2f4ec7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stdout]   21:     0x55835d2f4ec7 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   22:     0x55835d2f4ec7 - std::panicking::try::h8815656b2b76e792
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   23:     0x55835d2f4ec7 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   24:     0x55835d2f4ec7 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stdout]   25:     0x55835d2e11d8 - std::rt::lang_start::h5654c047948033d3
[INFO] [stdout]   26:     0x55835d2e13eb - main
[INFO] [stdout]   27:     0x7fc452e4b0b3 - __libc_start_main
[INFO] [stdout]   28:     0x55835d2e109e - _start
[INFO] [stdout]   29:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/api.rs - api::Event (line 486)
[INFO] [stdout]     src/api.rs - api::Event::event_type (line 499)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "f9295d0672035af4b2d695151a62b81f97f67075c0f9eb2b14bc18a43a74c6ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9295d0672035af4b2d695151a62b81f97f67075c0f9eb2b14bc18a43a74c6ba", kill_on_drop: false }`
[INFO] [stdout] f9295d0672035af4b2d695151a62b81f97f67075c0f9eb2b14bc18a43a74c6ba
