[INFO] fetching crate vst2 0.0.1...
[INFO] checking vst2-0.0.1 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate vst2 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate vst2 0.0.1 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vst2 0.0.1
[INFO] finished tweaking crates.io crate vst2 0.0.1
[INFO] tweaked toml for crates.io crate vst2 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7c8a9053d275e228d686c9067dd80ee7a16209c5f97b827ed77110e21c62600
[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" "c7c8a9053d275e228d686c9067dd80ee7a16209c5f97b827ed77110e21c62600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7c8a9053d275e228d686c9067dd80ee7a16209c5f97b827ed77110e21c62600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c8a9053d275e228d686c9067dd80ee7a16209c5f97b827ed77110e21c62600", kill_on_drop: false }`
[INFO] [stdout] c7c8a9053d275e228d686c9067dd80ee7a16209c5f97b827ed77110e21c62600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 512e033e476366e8427e7fbb19a8bbe0c347720c82f7cdeea012f2dc916e1bc0
[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" "512e033e476366e8427e7fbb19a8bbe0c347720c82f7cdeea012f2dc916e1bc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking vst2 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, `#[no_mangle]` functions always exported`
[INFO] [stdout]    --> src/lib.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 | #[allow(private_no_mangle_fns)] // For `plugin_main!`
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, `#[no_mangle]` functions always exported`
[INFO] [stdout]    --> src/lib.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 | #[allow(private_no_mangle_fns)] // For `plugin_main!`
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 | /     bitflags! {
[INFO] [stdout] 567 | |         /// Flags for VST channels.
[INFO] [stdout] 568 | |         pub flags Channel: i32 {
[INFO] [stdout] 569 | |             /// Indicates channel is active. Ignored by host.
[INFO] [stdout] ...   |
[INFO] [stdout] 575 | |         }
[INFO] [stdout] 576 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 | /     bitflags! {
[INFO] [stdout] 567 | |         /// Flags for VST channels.
[INFO] [stdout] 568 | |         pub flags Channel: i32 {
[INFO] [stdout] 569 | |             /// Indicates channel is active. Ignored by host.
[INFO] [stdout] ...   |
[INFO] [stdout] 575 | |         }
[INFO] [stdout] 576 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:578:5
[INFO] [stdout]     |
[INFO] [stdout] 578 | /     bitflags! {
[INFO] [stdout] 579 | |         /// Flags for VST plugins.
[INFO] [stdout] 580 | |         pub flags Plugin: i32 {
[INFO] [stdout] 581 | |             /// Plugin has an editor.
[INFO] [stdout] ...   |
[INFO] [stdout] 593 | |         }
[INFO] [stdout] 594 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:578:5
[INFO] [stdout]     |
[INFO] [stdout] 578 | /     bitflags! {
[INFO] [stdout] 579 | |         /// Flags for VST plugins.
[INFO] [stdout] 580 | |         pub flags Plugin: i32 {
[INFO] [stdout] 581 | |             /// Plugin has an editor.
[INFO] [stdout] ...   |
[INFO] [stdout] 593 | |         }
[INFO] [stdout] 594 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:596:5
[INFO] [stdout]     |
[INFO] [stdout] 596 | /     bitflags!{
[INFO] [stdout] 597 | |         /// Cross platform modifier key flags.
[INFO] [stdout] 598 | |         pub flags ModifierKey: u8 {
[INFO] [stdout] 599 | |             /// Shift key.
[INFO] [stdout] ...   |
[INFO] [stdout] 607 | |         }
[INFO] [stdout] 608 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:596:5
[INFO] [stdout]     |
[INFO] [stdout] 596 | /     bitflags!{
[INFO] [stdout] 597 | |         /// Cross platform modifier key flags.
[INFO] [stdout] 598 | |         pub flags ModifierKey: u8 {
[INFO] [stdout] 599 | |             /// Shift key.
[INFO] [stdout] ...   |
[INFO] [stdout] 607 | |         }
[INFO] [stdout] 608 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:610:5
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     bitflags! {
[INFO] [stdout] 611 | |         /// MIDI event flags.
[INFO] [stdout] 612 | |         pub flags MidiEvent: i32 {
[INFO] [stdout] 613 | |             /// This event is played live (not in playback from a sequencer track). This allows the
[INFO] [stdout] ...   |
[INFO] [stdout] 617 | |         }
[INFO] [stdout] 618 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:610:5
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     bitflags! {
[INFO] [stdout] 611 | |         /// MIDI event flags.
[INFO] [stdout] 612 | |         pub flags MidiEvent: i32 {
[INFO] [stdout] 613 | |             /// This event is played live (not in playback from a sequencer track). This allows the
[INFO] [stdout] ...   |
[INFO] [stdout] 617 | |         }
[INFO] [stdout] 618 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api.rs:138:53
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub unsafe fn get_plugin(&mut self) -> &mut Box<Plugin> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api.rs:139:38
[INFO] [stdout]     |
[INFO] [stdout] 139 |         mem::transmute::<_, &mut Box<Plugin>>(self.object)
[INFO] [stdout]     |                                      ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api.rs:145:42
[INFO] [stdout]     |
[INFO] [stdout] 145 |         drop(mem::transmute::<_, Box<Box<Plugin>>>(self.object))
[INFO] [stdout]     |                                          ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `api` is imported redundantly
[INFO] [stdout]    --> src/host.rs:589:13
[INFO] [stdout]     |
[INFO] [stdout] 14  | use api::{self, AEffect, PluginMain, Supported};
[INFO] [stdout]     |           ---- the item `api` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 589 |         use api;
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:657:45
[INFO] [stdout]     |
[INFO] [stdout] 657 |     fn get_editor(&mut self) -> Option<&mut Editor> { None }
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Editor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interfaces.rs:266:33
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn host_dispatch(host: &mut Host,
[INFO] [stdout]     |                                 ^^^^ help: use `dyn`: `dyn Host`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:236:65
[INFO] [stdout]     |
[INFO] [stdout] 236 |         object: mem::transmute(Box::new(Box::new(plugin) as Box<Plugin>)),
[INFO] [stdout]     |                                                                 ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/host.rs:693:34
[INFO] [stdout]     |
[INFO] [stdout] 693 |         let mut props = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/host.rs:702:34
[INFO] [stdout]     |
[INFO] [stdout] 702 |         let mut props = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 | /     bitflags! {
[INFO] [stdout] 567 | |         /// Flags for VST channels.
[INFO] [stdout] 568 | |         pub flags Channel: i32 {
[INFO] [stdout] 569 | |             /// Indicates channel is active. Ignored by host.
[INFO] [stdout] ...   |
[INFO] [stdout] 575 | |         }
[INFO] [stdout] 576 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 | /     bitflags! {
[INFO] [stdout] 567 | |         /// Flags for VST channels.
[INFO] [stdout] 568 | |         pub flags Channel: i32 {
[INFO] [stdout] 569 | |             /// Indicates channel is active. Ignored by host.
[INFO] [stdout] ...   |
[INFO] [stdout] 575 | |         }
[INFO] [stdout] 576 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:578:5
[INFO] [stdout]     |
[INFO] [stdout] 578 | /     bitflags! {
[INFO] [stdout] 579 | |         /// Flags for VST plugins.
[INFO] [stdout] 580 | |         pub flags Plugin: i32 {
[INFO] [stdout] 581 | |             /// Plugin has an editor.
[INFO] [stdout] ...   |
[INFO] [stdout] 593 | |         }
[INFO] [stdout] 594 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:578:5
[INFO] [stdout]     |
[INFO] [stdout] 578 | /     bitflags! {
[INFO] [stdout] 579 | |         /// Flags for VST plugins.
[INFO] [stdout] 580 | |         pub flags Plugin: i32 {
[INFO] [stdout] 581 | |             /// Plugin has an editor.
[INFO] [stdout] ...   |
[INFO] [stdout] 593 | |         }
[INFO] [stdout] 594 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:596:5
[INFO] [stdout]     |
[INFO] [stdout] 596 | /     bitflags!{
[INFO] [stdout] 597 | |         /// Cross platform modifier key flags.
[INFO] [stdout] 598 | |         pub flags ModifierKey: u8 {
[INFO] [stdout] 599 | |             /// Shift key.
[INFO] [stdout] ...   |
[INFO] [stdout] 607 | |         }
[INFO] [stdout] 608 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:596:5
[INFO] [stdout]     |
[INFO] [stdout] 596 | /     bitflags!{
[INFO] [stdout] 597 | |         /// Cross platform modifier key flags.
[INFO] [stdout] 598 | |         pub flags ModifierKey: u8 {
[INFO] [stdout] 599 | |             /// Shift key.
[INFO] [stdout] ...   |
[INFO] [stdout] 607 | |         }
[INFO] [stdout] 608 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:610:5
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     bitflags! {
[INFO] [stdout] 611 | |         /// MIDI event flags.
[INFO] [stdout] 612 | |         pub flags MidiEvent: i32 {
[INFO] [stdout] 613 | |             /// This event is played live (not in playback from a sequencer track). This allows the
[INFO] [stdout] ...   |
[INFO] [stdout] 617 | |         }
[INFO] [stdout] 618 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/api.rs:610:5
[INFO] [stdout]     |
[INFO] [stdout] 610 | /     bitflags! {
[INFO] [stdout] 611 | |         /// MIDI event flags.
[INFO] [stdout] 612 | |         pub flags MidiEvent: i32 {
[INFO] [stdout] 613 | |             /// This event is played live (not in playback from a sequencer track). This allows the
[INFO] [stdout] ...   |
[INFO] [stdout] 617 | |         }
[INFO] [stdout] 618 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api.rs:138:53
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub unsafe fn get_plugin(&mut self) -> &mut Box<Plugin> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api.rs:139:38
[INFO] [stdout]     |
[INFO] [stdout] 139 |         mem::transmute::<_, &mut Box<Plugin>>(self.object)
[INFO] [stdout]     |                                      ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api.rs:145:42
[INFO] [stdout]     |
[INFO] [stdout] 145 |         drop(mem::transmute::<_, Box<Box<Plugin>>>(self.object))
[INFO] [stdout]     |                                          ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `api` is imported redundantly
[INFO] [stdout]    --> src/host.rs:589:13
[INFO] [stdout]     |
[INFO] [stdout] 14  | use api::{self, AEffect, PluginMain, Supported};
[INFO] [stdout]     |           ---- the item `api` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 589 |         use api;
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:657:45
[INFO] [stdout]     |
[INFO] [stdout] 657 |     fn get_editor(&mut self) -> Option<&mut Editor> { None }
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Editor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interfaces.rs:266:33
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn host_dispatch(host: &mut Host,
[INFO] [stdout]     |                                 ^^^^ help: use `dyn`: `dyn Host`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:236:65
[INFO] [stdout]     |
[INFO] [stdout] 236 |         object: mem::transmute(Box::new(Box::new(plugin) as Box<Plugin>)),
[INFO] [stdout]     |                                                                 ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/host.rs:693:34
[INFO] [stdout]     |
[INFO] [stdout] 693 |         let mut props = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/host.rs:702:34
[INFO] [stdout]     |
[INFO] [stdout] 702 |         let mut props = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/host.rs:233:30
[INFO] [stdout]     |
[INFO] [stdout] 233 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/host.rs:233:30
[INFO] [stdout]     |
[INFO] [stdout] 233 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Plugin`
[INFO] [stdout]   --> src/interfaces.rs:65:33
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use plugin::{CanDo, OpCode, Plugin};
[INFO] [stdout]    |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Plugin`
[INFO] [stdout]   --> src/interfaces.rs:65:33
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use plugin::{CanDo, OpCode, Plugin};
[INFO] [stdout]    |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interfaces.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut plugin = unsafe { (*effect).get_plugin() };
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interfaces.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut plugin = unsafe { (*effect).get_plugin() };
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/lib.rs:363:25
[INFO] [stdout]     |
[INFO] [stdout] 363 |                         mem::transmute::<_, usize>($b)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 372 |         assert_fn_eq!(aeffect.dispatcher, interfaces::dispatch);
[INFO] [stdout]     |         -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: fn(*mut api::AEffect, i32, i32, isize, *mut libc::c_void, f32) -> isize {interfaces::dispatch}
[INFO] [stdout]     = note: target type: usize
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/lib.rs:363:25
[INFO] [stdout]     |
[INFO] [stdout] 363 |                         mem::transmute::<_, usize>($b)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |         assert_fn_eq!(aeffect._process, interfaces::process_deprecated);
[INFO] [stdout]     |         ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: fn(*mut api::AEffect, *mut *mut f32, *mut *mut f32, i32) {interfaces::process_deprecated}
[INFO] [stdout]     = note: target type: usize
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/lib.rs:363:25
[INFO] [stdout]     |
[INFO] [stdout] 363 |                         mem::transmute::<_, usize>($b)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 374 |         assert_fn_eq!(aeffect.setParameter, interfaces::set_parameter);
[INFO] [stdout]     |         --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: fn(*mut api::AEffect, i32, f32) {interfaces::set_parameter}
[INFO] [stdout]     = note: target type: usize
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/lib.rs:363:25
[INFO] [stdout]     |
[INFO] [stdout] 363 |                         mem::transmute::<_, usize>($b)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 375 |         assert_fn_eq!(aeffect.getParameter, interfaces::get_parameter);
[INFO] [stdout]     |         --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: fn(*mut api::AEffect, i32) -> f32 {interfaces::get_parameter}
[INFO] [stdout]     = note: target type: usize
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/lib.rs:363:25
[INFO] [stdout]     |
[INFO] [stdout] 363 |                         mem::transmute::<_, usize>($b)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 385 |         assert_fn_eq!(aeffect.processReplacing, interfaces::process_replacing);
[INFO] [stdout]     |         ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: fn(*mut api::AEffect, *mut *mut f32, *mut *mut f32, i32) {interfaces::process_replacing}
[INFO] [stdout]     = note: target type: usize
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/lib.rs:363:25
[INFO] [stdout]     |
[INFO] [stdout] 363 |                         mem::transmute::<_, usize>($b)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |         assert_fn_eq!(aeffect.processReplacingF64, interfaces::process_replacing_f64);
[INFO] [stdout]     |         ------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: fn(*mut api::AEffect, *mut *mut f64, *mut *mut f64, i32) {interfaces::process_replacing_f64}
[INFO] [stdout]     = note: target type: usize
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interfaces.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let mut plugin = unsafe { (*effect).get_plugin() };
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `api::AEffect` does not permit zero-initialization
[INFO] [stdout]    --> src/lib.rs:173:51
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let effect = unsafe { mem::transmute(Box::new(mem::zeroed::<AEffect>())) };
[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:57:5
[INFO] [stdout]     |
[INFO] [stdout] 57  |     pub dispatcher: DispatcherProc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `load_pointer` should have an upper case name
[INFO] [stdout]    --> src/host.rs:724:12
[INFO] [stdout]     |
[INFO] [stdout] 724 | static mut load_pointer: *mut c_void = 0 as *mut c_void;
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to upper case: `LOAD_POINTER`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interfaces.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut plugin = unsafe { (*effect).get_plugin() };
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interfaces.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut plugin = unsafe { (*effect).get_plugin() };
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interfaces.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let mut plugin = unsafe { (*effect).get_plugin() };
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vst2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> examples/simple_host.rs:32:64
[INFO] [stdout]    |
[INFO] [stdout] 32 | ...                   e.description()));
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "512e033e476366e8427e7fbb19a8bbe0c347720c82f7cdeea012f2dc916e1bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512e033e476366e8427e7fbb19a8bbe0c347720c82f7cdeea012f2dc916e1bc0", kill_on_drop: false }`
[INFO] [stdout] 512e033e476366e8427e7fbb19a8bbe0c347720c82f7cdeea012f2dc916e1bc0
