[INFO] fetching crate android_ffi 0.1.0...
[INFO] checking android_ffi-0.1.0 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate android_ffi 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate android_ffi 0.1.0 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate android_ffi 0.1.0
[INFO] finished tweaking crates.io crate android_ffi 0.1.0
[INFO] tweaked toml for crates.io crate android_ffi 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f21fcb5f88dbceaedb165a505e1ef2dd604fddca0feaffe89e44bc16a709e71
[INFO] running `Command { std: "docker" "start" "-a" "1f21fcb5f88dbceaedb165a505e1ef2dd604fddca0feaffe89e44bc16a709e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f21fcb5f88dbceaedb165a505e1ef2dd604fddca0feaffe89e44bc16a709e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f21fcb5f88dbceaedb165a505e1ef2dd604fddca0feaffe89e44bc16a709e71", kill_on_drop: false }`
[INFO] [stdout] 1f21fcb5f88dbceaedb165a505e1ef2dd604fddca0feaffe89e44bc16a709e71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cec561d81c6eb9b5b3e3fe2f510b60899f89e3e6dab0be18aa9d69dcb480d71
[INFO] running `Command { std: "docker" "start" "-a" "9cec561d81c6eb9b5b3e3fe2f510b60899f89e3e6dab0be18aa9d69dcb480d71", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking android_ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `channel`
[INFO] [stdout]  --> src/lib.rs:9:55
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::{Sender, Receiver, TryRecvError, channel};
[INFO] [stdout]   |                                                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `channel`
[INFO] [stdout]  --> src/lib.rs:9:55
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::{Sender, Receiver, TryRecvError, channel};
[INFO] [stdout]   |                                                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pthread_t` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type pthread_t = c_long;
[INFO] [stdout]    |          ^^^^^^^^^ help: convert the identifier to upper camel case: `PthreadT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pthread_t` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type pthread_t = c_long;
[INFO] [stdout]    |          ^^^^^^^^^ help: convert the identifier to upper camel case: `PthreadT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pthread_mutexattr_t` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type pthread_mutexattr_t = c_long;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PthreadMutexattrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pthread_mutexattr_t` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type pthread_mutexattr_t = c_long;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PthreadMutexattrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pthread_attr_t` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type pthread_attr_t = c_void;       // FIXME: wrong
[INFO] [stdout]    |          ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PthreadAttrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `pthread_attr_t` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type pthread_attr_t = c_void;       // FIXME: wrong
[INFO] [stdout]    |          ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PthreadAttrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:294:35
[INFO] [stdout]     |
[INFO] [stdout] 294 |             let mut thread = mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:344:35
[INFO] [stdout]     |
[INFO] [stdout] 344 |             let mut events = mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:345:66
[INFO] [stdout]     |
[INFO] [stdout] 345 |             let mut source: *mut ffi::android_poll_source = mem::uninitialized();
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/lib.rs:580:17
[INFO] [stdout]     |
[INFO] [stdout] 580 |         thread::sleep_ms(10);
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:294:35
[INFO] [stdout]     |
[INFO] [stdout] 294 |             let mut thread = mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:344:35
[INFO] [stdout]     |
[INFO] [stdout] 344 |             let mut events = mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:345:66
[INFO] [stdout]     |
[INFO] [stdout] 345 |             let mut source: *mut ffi::android_poll_source = mem::uninitialized();
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/lib.rs:580:17
[INFO] [stdout]     |
[INFO] [stdout] 580 |         thread::sleep_ms(10);
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:41
[INFO] [stdout]    |
[INFO] [stdout] 97 |     sync_event_handlers:  Mutex<Vec<Box<SyncEventHandler>>>,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     sync_event_handlers:  Mutex<Vec<Box<dyn SyncEventHandler>>>,
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:41
[INFO] [stdout]    |
[INFO] [stdout] 97 |     sync_event_handlers:  Mutex<Vec<Box<SyncEventHandler>>>,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     sync_event_handlers:  Mutex<Vec<Box<dyn SyncEventHandler>>>,
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:530:44
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub fn add_sync_event_handler(handler: Box<SyncEventHandler>) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub fn add_sync_event_handler(handler: Box<dyn SyncEventHandler>) {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:536:50
[INFO] [stdout]     |
[INFO] [stdout] 536 | pub fn remove_sync_event_handler(handler: *const SyncEventHandler) {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 536 | pub fn remove_sync_event_handler(handler: *const dyn SyncEventHandler) {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:530:44
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub fn add_sync_event_handler(handler: Box<SyncEventHandler>) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub fn add_sync_event_handler(handler: Box<dyn SyncEventHandler>) {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:536:50
[INFO] [stdout]     |
[INFO] [stdout] 536 | pub fn remove_sync_event_handler(handler: *const SyncEventHandler) {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 536 | pub fn remove_sync_event_handler(handler: *const dyn SyncEventHandler) {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let handler: Box<Box<SyncEventHandler>> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let handler: Box<Box<dyn SyncEventHandler>> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let handler: Box<*const SyncEventHandler> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let handler: Box<*const dyn SyncEventHandler> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let handler: Box<Box<SyncEventHandler>> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let handler: Box<Box<dyn SyncEventHandler>> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let handler: Box<*const SyncEventHandler> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let handler: Box<*const dyn SyncEventHandler> = Box::from_raw(handler as *mut _);
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:215:20
[INFO] [stdout]     |
[INFO] [stdout] 215 |     app.userData = unsafe { &context as *const Context as *mut Context as *mut _ };
[INFO] [stdout]     |                    ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:215:20
[INFO] [stdout]     |
[INFO] [stdout] 215 |     app.userData = unsafe { &context as *const Context as *mut Context as *mut _ };
[INFO] [stdout]     |                    ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `g_mainthread_boxed` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 161 | static mut g_mainthread_boxed: Option<*mut Receiver<()>> = Option::None;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `G_MAINTHREAD_BOXED`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i64` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:294:30
[INFO] [stdout]     |
[INFO] [stdout] 294 |             let mut thread = mem::uninitialized();
[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: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `g_mainthread_boxed` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 161 | static mut g_mainthread_boxed: Option<*mut Receiver<()>> = Option::None;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `G_MAINTHREAD_BOXED`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:344:30
[INFO] [stdout]     |
[INFO] [stdout] 344 |             let mut events = mem::uninitialized();
[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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i64` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:294:30
[INFO] [stdout]     |
[INFO] [stdout] 294 |             let mut thread = mem::uninitialized();
[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: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:344:30
[INFO] [stdout]     |
[INFO] [stdout] 344 |             let mut events = mem::uninitialized();
[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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut android_poll_source` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:345:61
[INFO] [stdout]     |
[INFO] [stdout] 345 |             let mut source: *mut ffi::android_poll_source = mem::uninitialized();
[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: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut android_poll_source` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:345:61
[INFO] [stdout]     |
[INFO] [stdout] 345 |             let mut source: *mut ffi::android_poll_source = mem::uninitialized();
[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: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:538:29
[INFO] [stdout]     |
[INFO] [stdout] 538 |     handlers.retain(|ref b| b.as_ref() as *const _ != handler);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 538 |     handlers.retain(|ref b| !std::ptr::addr_eq(b.as_ref() as *const _, handler));
[INFO] [stdout]     |                             +++++++++++++++++++                      ~        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:538:29
[INFO] [stdout]     |
[INFO] [stdout] 538 |     handlers.retain(|ref b| b.as_ref() as *const _ != handler);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 538 |     handlers.retain(|ref b| !std::ptr::addr_eq(b.as_ref() as *const _, handler));
[INFO] [stdout]     |                             +++++++++++++++++++                      ~        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "9cec561d81c6eb9b5b3e3fe2f510b60899f89e3e6dab0be18aa9d69dcb480d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cec561d81c6eb9b5b3e3fe2f510b60899f89e3e6dab0be18aa9d69dcb480d71", kill_on_drop: false }`
[INFO] [stdout] 9cec561d81c6eb9b5b3e3fe2f510b60899f89e3e6dab0be18aa9d69dcb480d71
