[INFO] fetching crate liblightning 0.0.2...
[INFO] testing liblightning-0.0.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate liblightning 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate liblightning 0.0.2
[INFO] finished tweaking crates.io crate liblightning 0.0.2
[INFO] tweaked toml for crates.io crate liblightning 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate liblightning 0.0.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6d8fd7340fc9e8ed8412dc5a1545e86939654e6207c3980bf97125f04096188
[INFO] running `Command { std: "docker" "start" "-a" "f6d8fd7340fc9e8ed8412dc5a1545e86939654e6207c3980bf97125f04096188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6d8fd7340fc9e8ed8412dc5a1545e86939654e6207c3980bf97125f04096188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d8fd7340fc9e8ed8412dc5a1545e86939654e6207c3980bf97125f04096188", kill_on_drop: false }`
[INFO] [stdout] f6d8fd7340fc9e8ed8412dc5a1545e86939654e6207c3980bf97125f04096188
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2c56699bef7321984988b2d8e18c26d47136a620479e75ad4c9d32776aae13a
[INFO] running `Command { std: "docker" "start" "-a" "f2c56699bef7321984988b2d8e18c26d47136a620479e75ad4c9d32776aae13a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling liblightning v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `resume_unwind`
[INFO] [stdout]  --> src/scheduler.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::panic::{catch_unwind, AssertUnwindSafe, resume_unwind};
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `invoke_box::OnceInvokeBox`
[INFO] [stdout]   --> src/scheduler.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use invoke_box::OnceInvokeBox;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:44:27
[INFO] [stdout]    |
[INFO] [stdout] 44 |     error_val: Option<Box<Any + Send>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     error_val: Option<Box<dyn Any + Send>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: Box<CommonCoState>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: Box<dyn CommonCoState>
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     running_cos: VecDeque<Box<CommonCoState>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     running_cos: VecDeque<Box<dyn CommonCoState>>,
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pending_cos: Vec<Box<CommonCoState>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pending_cos: Vec<Box<dyn CommonCoState>>
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     co: Box<CommonCoState>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     co: Box<dyn CommonCoState>
[INFO] [stdout]    |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/invoke_box.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: Box<Fn(A1) -> R>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: Box<dyn Fn(A1) -> R>
[INFO] [stdout]   |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:40:35
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CoState<F: FnOnce(&mut Yieldable) + 'static> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CoState<F: FnOnce(&mut dyn Yieldable) + 'static> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl<F: FnOnce(&mut Yieldable) + 'static> Drop for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Drop for CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:81:127
[INFO] [stdout]    |
[INFO] [stdout] 81 | ...e) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<dyn Any + Send>>> {
[INFO] [stdout]    |                                                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl<F: FnOnce(&mut Yieldable) + 'static> Yieldable for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Yieldable for CoState<F> {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F: FnOnce(&mut Yieldable) + 'static> CommonCoState for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CommonCoState for CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<F: FnOnce(&mut Yieldable) + 'static> CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:57:27
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(inner: Box<CommonCoState>) -> SendableCoState {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(inner: Box<dyn CommonCoState>) -> SendableCoState {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:63:39
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub unsafe fn unwrap(self) -> Box<CommonCoState> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub unsafe fn unwrap(self) -> Box<dyn CommonCoState> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:68:53
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<CommonCoState>) {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<dyn CommonCoState>) {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:72:43
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn start_coroutine<F: FnOnce(&mut Yieldable) + 'static>(&self, f: F) {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn start_coroutine<F: FnOnce(&mut dyn Yieldable) + 'static>(&self, f: F) {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:81:57
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut dyn Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<CommonCoState>) -> NotifyHandle {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<dyn CommonCoState>) -> NotifyHandle {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:82:49
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value: Rc<Cell<Option<Result<R, Box<Any + Send>>>>> = Rc::new(Cell::new(None));
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value: Rc<Cell<Option<Result<R, Box<dyn Any + Send>>>>> = Rc::new(Cell::new(None));
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:87:44
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let vp: ValuePromise<Result<R, Box<Any + Send>>> = ValuePromise {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let vp: ValuePromise<Result<R, Box<dyn Any + Send>>> = ValuePromise {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _: Box<Send> = Box::new(self);
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _: Box<dyn Send> = Box::new(self);
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f2c56699bef7321984988b2d8e18c26d47136a620479e75ad4c9d32776aae13a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c56699bef7321984988b2d8e18c26d47136a620479e75ad4c9d32776aae13a", kill_on_drop: false }`
[INFO] [stdout] f2c56699bef7321984988b2d8e18c26d47136a620479e75ad4c9d32776aae13a
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a1023a9a01564978890d5d6167cf65ed72c6bad8309d9103896e131dc39dde1
[INFO] running `Command { std: "docker" "start" "-a" "6a1023a9a01564978890d5d6167cf65ed72c6bad8309d9103896e131dc39dde1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unused import: `resume_unwind`
[INFO] [stdout]  --> src/scheduler.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::panic::{catch_unwind, AssertUnwindSafe, resume_unwind};
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `invoke_box::OnceInvokeBox`
[INFO] [stdout]   --> src/scheduler.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use invoke_box::OnceInvokeBox;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:44:27
[INFO] [stdout]    |
[INFO] [stdout] 44 |     error_val: Option<Box<Any + Send>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     error_val: Option<Box<dyn Any + Send>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: Box<CommonCoState>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: Box<dyn CommonCoState>
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     running_cos: VecDeque<Box<CommonCoState>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     running_cos: VecDeque<Box<dyn CommonCoState>>,
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pending_cos: Vec<Box<CommonCoState>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pending_cos: Vec<Box<dyn CommonCoState>>
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     co: Box<CommonCoState>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     co: Box<dyn CommonCoState>
[INFO] [stdout]    |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/invoke_box.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: Box<Fn(A1) -> R>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: Box<dyn Fn(A1) -> R>
[INFO] [stdout]   |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:40:35
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CoState<F: FnOnce(&mut Yieldable) + 'static> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CoState<F: FnOnce(&mut dyn Yieldable) + 'static> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl<F: FnOnce(&mut Yieldable) + 'static> Drop for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Drop for CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:81:127
[INFO] [stdout]    |
[INFO] [stdout] 81 | ...e) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<dyn Any + Send>>> {
[INFO] [stdout]    |                                                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl<F: FnOnce(&mut Yieldable) + 'static> Yieldable for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Yieldable for CoState<F> {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F: FnOnce(&mut Yieldable) + 'static> CommonCoState for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CommonCoState for CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<F: FnOnce(&mut Yieldable) + 'static> CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:57:27
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(inner: Box<CommonCoState>) -> SendableCoState {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(inner: Box<dyn CommonCoState>) -> SendableCoState {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:63:39
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub unsafe fn unwrap(self) -> Box<CommonCoState> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub unsafe fn unwrap(self) -> Box<dyn CommonCoState> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:68:53
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<CommonCoState>) {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<dyn CommonCoState>) {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:72:43
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn start_coroutine<F: FnOnce(&mut Yieldable) + 'static>(&self, f: F) {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn start_coroutine<F: FnOnce(&mut dyn Yieldable) + 'static>(&self, f: F) {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:81:57
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut dyn Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<CommonCoState>) -> NotifyHandle {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<dyn CommonCoState>) -> NotifyHandle {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:82:49
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value: Rc<Cell<Option<Result<R, Box<Any + Send>>>>> = Rc::new(Cell::new(None));
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value: Rc<Cell<Option<Result<R, Box<dyn Any + Send>>>>> = Rc::new(Cell::new(None));
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:87:44
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let vp: ValuePromise<Result<R, Box<Any + Send>>> = ValuePromise {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let vp: ValuePromise<Result<R, Box<dyn Any + Send>>> = ValuePromise {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _: Box<Send> = Box::new(self);
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _: Box<dyn Send> = Box::new(self);
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling liblightning v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `resume_unwind`
[INFO] [stdout]  --> src/scheduler.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::panic::{catch_unwind, AssertUnwindSafe, resume_unwind};
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `invoke_box::OnceInvokeBox`
[INFO] [stdout]   --> src/scheduler.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use invoke_box::OnceInvokeBox;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:44:27
[INFO] [stdout]    |
[INFO] [stdout] 44 |     error_val: Option<Box<Any + Send>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     error_val: Option<Box<dyn Any + Send>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: Box<CommonCoState>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: Box<dyn CommonCoState>
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     running_cos: VecDeque<Box<CommonCoState>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     running_cos: VecDeque<Box<dyn CommonCoState>>,
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pending_cos: Vec<Box<CommonCoState>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pending_cos: Vec<Box<dyn CommonCoState>>
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     co: Box<CommonCoState>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     co: Box<dyn CommonCoState>
[INFO] [stdout]    |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/invoke_box.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: Box<Fn(A1) -> R>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: Box<dyn Fn(A1) -> R>
[INFO] [stdout]   |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:40:35
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CoState<F: FnOnce(&mut Yieldable) + 'static> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CoState<F: FnOnce(&mut dyn Yieldable) + 'static> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl<F: FnOnce(&mut Yieldable) + 'static> Drop for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Drop for CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:81:127
[INFO] [stdout]    |
[INFO] [stdout] 81 | ...e) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<dyn Any + Send>>> {
[INFO] [stdout]    |                                                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl<F: FnOnce(&mut Yieldable) + 'static> Yieldable for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Yieldable for CoState<F> {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F: FnOnce(&mut Yieldable) + 'static> CommonCoState for CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CommonCoState for CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/co.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<F: FnOnce(&mut Yieldable) + 'static> CoState<F> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CoState<F> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> examples/sleep.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/sleep.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn sleep_ms(c: &mut Yieldable, ms: u64) {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn sleep_ms(c: &mut dyn Yieldable, ms: u64) {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:57:27
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(inner: Box<CommonCoState>) -> SendableCoState {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(inner: Box<dyn CommonCoState>) -> SendableCoState {
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/co.rs:63:39
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub unsafe fn unwrap(self) -> Box<CommonCoState> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub unsafe fn unwrap(self) -> Box<dyn CommonCoState> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:68:53
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<CommonCoState>) {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<dyn CommonCoState>) {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:72:43
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn start_coroutine<F: FnOnce(&mut Yieldable) + 'static>(&self, f: F) {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn start_coroutine<F: FnOnce(&mut dyn Yieldable) + 'static>(&self, f: F) {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:81:57
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut dyn Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<CommonCoState>) -> NotifyHandle {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<dyn CommonCoState>) -> NotifyHandle {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:82:49
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value: Rc<Cell<Option<Result<R, Box<Any + Send>>>>> = Rc::new(Cell::new(None));
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let value: Rc<Cell<Option<Result<R, Box<dyn Any + Send>>>>> = Rc::new(Cell::new(None));
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scheduler.rs:87:44
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let vp: ValuePromise<Result<R, Box<Any + Send>>> = ValuePromise {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let vp: ValuePromise<Result<R, Box<dyn Any + Send>>> = ValuePromise {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/promise.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _: Box<Send> = Box::new(self);
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _: Box<dyn Send> = Box::new(self);
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "6a1023a9a01564978890d5d6167cf65ed72c6bad8309d9103896e131dc39dde1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1023a9a01564978890d5d6167cf65ed72c6bad8309d9103896e131dc39dde1", kill_on_drop: false }`
[INFO] [stdout] 6a1023a9a01564978890d5d6167cf65ed72c6bad8309d9103896e131dc39dde1
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e29a49301504bbbcf0acfc732ff9404f637b4ea7c695ef0fd636caa666d5bbe
[INFO] running `Command { std: "docker" "start" "-a" "9e29a49301504bbbcf0acfc732ff9404f637b4ea7c695ef0fd636caa666d5bbe", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused import: `resume_unwind`
[INFO] [stderr]  --> src/scheduler.rs:3:50
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::panic::{catch_unwind, AssertUnwindSafe, resume_unwind};
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `invoke_box::OnceInvokeBox`
[INFO] [stderr]   --> src/scheduler.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use invoke_box::OnceInvokeBox;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/co.rs:44:27
[INFO] [stderr]    |
[INFO] [stderr] 44 |     error_val: Option<Box<Any + Send>>,
[INFO] [stderr]    |                           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 44 |     error_val: Option<Box<dyn Any + Send>>,
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/co.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 |     inner: Box<CommonCoState>
[INFO] [stderr]    |                ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 51 |     inner: Box<dyn CommonCoState>
[INFO] [stderr]    |                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:25:31
[INFO] [stderr]    |
[INFO] [stderr] 25 |     running_cos: VecDeque<Box<CommonCoState>>,
[INFO] [stderr]    |                               ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 25 |     running_cos: VecDeque<Box<dyn CommonCoState>>,
[INFO] [stderr]    |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:35:26
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pending_cos: Vec<Box<CommonCoState>>
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pending_cos: Vec<Box<dyn CommonCoState>>
[INFO] [stderr]    |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/promise.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     co: Box<CommonCoState>
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 23 |     co: Box<dyn CommonCoState>
[INFO] [stderr]    |             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/invoke_box.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 |     inner: Box<Fn(A1) -> R>
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 4 |     inner: Box<dyn Fn(A1) -> R>
[INFO] [stderr]   |                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/co.rs:40:35
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct CoState<F: FnOnce(&mut Yieldable) + 'static> {
[INFO] [stderr]    |                                   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct CoState<F: FnOnce(&mut dyn Yieldable) + 'static> {
[INFO] [stderr]    |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/co.rs:192:21
[INFO] [stderr]     |
[INFO] [stderr] 192 | impl<F: FnOnce(&mut Yieldable) + 'static> Drop for CoState<F> {
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 192 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Drop for CoState<F> {
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:81:127
[INFO] [stderr]    |
[INFO] [stderr] 81 | ...e) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<dyn Any + Send>>> {
[INFO] [stderr]    |                                                                                                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/co.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 | impl<F: FnOnce(&mut Yieldable) + 'static> Yieldable for CoState<F> {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 77 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> Yieldable for CoState<F> {
[INFO] [stderr]    |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/co.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl<F: FnOnce(&mut Yieldable) + 'static> CommonCoState for CoState<F> {
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CommonCoState for CoState<F> {
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/co.rs:143:21
[INFO] [stderr]     |
[INFO] [stderr] 143 | impl<F: FnOnce(&mut Yieldable) + 'static> CoState<F> {
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 143 | impl<F: FnOnce(&mut dyn Yieldable) + 'static> CoState<F> {
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/co.rs:57:27
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn new(inner: Box<CommonCoState>) -> SendableCoState {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn new(inner: Box<dyn CommonCoState>) -> SendableCoState {
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/co.rs:63:39
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub unsafe fn unwrap(self) -> Box<CommonCoState> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub unsafe fn unwrap(self) -> Box<dyn CommonCoState> {
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:68:53
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<CommonCoState>) {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub(crate) fn push_coroutine_raw(&self, co: Box<dyn CommonCoState>) {
[INFO] [stderr]    |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:72:43
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn start_coroutine<F: FnOnce(&mut Yieldable) + 'static>(&self, f: F) {
[INFO] [stderr]    |                                           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn start_coroutine<F: FnOnce(&mut dyn Yieldable) + 'static>(&self, f: F) {
[INFO] [stderr]    |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:81:57
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>...
[INFO] [stderr]    |                                                         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn prepare_coroutine<R: 'static, F: FnOnce(&mut dyn Yieldable) -> R + 'static>(&self, f: F) -> ValuePromise<Result<R, Box<Any + Send>>> {
[INFO] [stderr]    |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/promise.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<CommonCoState>) -> NotifyHandle {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub(crate) fn new(s: SharedSchedState, co: Box<dyn CommonCoState>) -> NotifyHandle {
[INFO] [stderr]    |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:82:49
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let value: Rc<Cell<Option<Result<R, Box<Any + Send>>>>> = Rc::new(Cell::new(None));
[INFO] [stderr]    |                                                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let value: Rc<Cell<Option<Result<R, Box<dyn Any + Send>>>>> = Rc::new(Cell::new(None));
[INFO] [stderr]    |                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scheduler.rs:87:44
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let vp: ValuePromise<Result<R, Box<Any + Send>>> = ValuePromise {
[INFO] [stderr]    |                                            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let vp: ValuePromise<Result<R, Box<dyn Any + Send>>> = ValuePromise {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/promise.rs:62:20
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let _: Box<Send> = Box::new(self);
[INFO] [stderr]    |                    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let _: Box<dyn Send> = Box::new(self);
[INFO] [stderr]    |                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: `liblightning` (lib) generated 23 warnings (run `cargo fix --lib -p liblightning` to apply 23 suggestions)
[INFO] [stderr] warning: `liblightning` (lib test) generated 23 warnings (23 duplicates)
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]  --> examples/sleep.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::mpsc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/sleep.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn sleep_ms(c: &mut Yieldable, ms: u64) {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn sleep_ms(c: &mut dyn Yieldable, ms: u64) {
[INFO] [stderr]    |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: `liblightning` (example "sleep") generated 2 warnings (run `cargo fix --example "sleep" -p liblightning` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/liblightning-f768a7a1baaf86e9)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test co::tests::nested_should_work ... ok
[INFO] [stdout] test co::tests::resume_terminated_should_return_none ... ok
[INFO] [stdout] test co::tests::yield_should_work ... ok
[INFO] [stdout] test co::tests::taking_stack_should_work ... ok
[INFO] [stdout] test platform::tests::stack_size_should_be_rounded_up ... ok
[INFO] [stdout] test platform::tests::setup_stack_guard_page_should_succeed ... ok
[INFO] [stdout] test platform::tests::stack_should_be_writable ... ok
[INFO] [stdout] test co::tests::taking_stack_before_termination_should_panic ... ok
[INFO] [stdout] test co::tests::panics_should_propagate ... ok
[INFO] [stdout] test scheduler::tests::coroutines_should_be_scheduled ... ok
[INFO] [stdout] test co::tests::instant_termination_should_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests liblightning
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e29a49301504bbbcf0acfc732ff9404f637b4ea7c695ef0fd636caa666d5bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e29a49301504bbbcf0acfc732ff9404f637b4ea7c695ef0fd636caa666d5bbe", kill_on_drop: false }`
[INFO] [stdout] 9e29a49301504bbbcf0acfc732ff9404f637b4ea7c695ef0fd636caa666d5bbe
