[INFO] fetching crate wombo 0.1.2...
[INFO] testing wombo-0.1.2 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate wombo 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wombo 0.1.2
[INFO] finished tweaking crates.io crate wombo 0.1.2
[INFO] tweaked toml for crates.io crate wombo 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wombo 0.1.2 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] [stderr]       Adding parking_lot v0.5.5 (available: v0.12.5)
[INFO] [stderr]       Adding pretty_env_logger v0.1.1 (available: v0.5.0)
[INFO] [stderr]       Adding thread-id v3.3.0 (available: v5.1.0)
[INFO] [stderr]       Adding tokio-timer v0.1.2 (available: v0.2.13)
[INFO] [stderr]       Adding uuid v0.5.1 (available: v1.23.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee11fdcadfba74a8d21cee905b06fa8de36452d01d8159141de67338c60d8da7
[INFO] running `Command { std: "docker" "start" "-a" "ee11fdcadfba74a8d21cee905b06fa8de36452d01d8159141de67338c60d8da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee11fdcadfba74a8d21cee905b06fa8de36452d01d8159141de67338c60d8da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee11fdcadfba74a8d21cee905b06fa8de36452d01d8159141de67338c60d8da7", kill_on_drop: false }`
[INFO] [stdout] ee11fdcadfba74a8d21cee905b06fa8de36452d01d8159141de67338c60d8da7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ae1cda42522452d8d05fb9d0cea109b468384effccad3366697c503214aaef4
[INFO] running `Command { std: "docker" "start" "-a" "9ae1cda42522452d8d05fb9d0cea109b468384effccad3366697c503214aaef4", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling pretty_env_logger v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.18
[INFO] [stderr]    Compiling wombo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[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] 136 | pub type CancelHookFt<T: Send + 'static> = Box<dyn Future<Item=T, Error=()>>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:37:60
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<Future<Item=T, Error=E>> {
[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] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:41:55
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<Future<Item=T, Error=E>> {
[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] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:50:56
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[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] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<dyn Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |   -> (InterruptSender, Box<Future<Item=Option<T>, Error=()>>)
[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 |   -> (InterruptSender, Box<dyn Future<Item=Option<T>, Error=()>>)
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]    --> src/lib.rs:136:26
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout]     |                          ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]             see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]     = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove this bound
[INFO] [stdout]     |
[INFO] [stdout] 136 - pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout] 136 + pub type CancelHookFt<T> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/utils.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stdout]    |                        ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stdout] 33 + pub type ExitSender<T> = OneshotSender<Option<T>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.21s
[INFO] running `Command { std: "docker" "inspect" "9ae1cda42522452d8d05fb9d0cea109b468384effccad3366697c503214aaef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae1cda42522452d8d05fb9d0cea109b468384effccad3366697c503214aaef4", kill_on_drop: false }`
[INFO] [stdout] 9ae1cda42522452d8d05fb9d0cea109b468384effccad3366697c503214aaef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b68d612da91fcbd2b5428bfea0be00773ff285bf7953135ddba5051bec7a040
[INFO] running `Command { std: "docker" "start" "-a" "0b68d612da91fcbd2b5428bfea0be00773ff285bf7953135ddba5051bec7a040", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[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] 136 | pub type CancelHookFt<T: Send + 'static> = Box<dyn Future<Item=T, Error=()>>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:37:60
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<Future<Item=T, Error=E>> {
[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] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:41:55
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<Future<Item=T, Error=E>> {
[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] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:50:56
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[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] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<dyn Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |   -> (InterruptSender, Box<Future<Item=Option<T>, Error=()>>)
[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 |   -> (InterruptSender, Box<dyn Future<Item=Option<T>, Error=()>>)
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]    --> src/lib.rs:136:26
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout]     |                          ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]             see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]     = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove this bound
[INFO] [stdout]     |
[INFO] [stdout] 136 - pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout] 136 + pub type CancelHookFt<T> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/utils.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stdout]    |                        ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stdout] 33 + pub type ExitSender<T> = OneshotSender<Option<T>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling wombo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[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] 136 | pub type CancelHookFt<T: Send + 'static> = Box<dyn Future<Item=T, Error=()>>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:37:60
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<Future<Item=T, Error=E>> {
[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] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:41:55
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<Future<Item=T, Error=E>> {
[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] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:50:56
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[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] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<dyn Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |   -> (InterruptSender, Box<Future<Item=Option<T>, Error=()>>)
[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 |   -> (InterruptSender, Box<dyn Future<Item=Option<T>, Error=()>>)
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/utils.rs:184:53
[INFO] [stdout]     |
[INFO] [stdout] 184 |   fn fake_callback_ft<T: 'static>(result: T) -> Box<Future<Item=T, Error=()>> {
[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] 184 |   fn fake_callback_ft<T: 'static>(result: T) -> Box<dyn Future<Item=T, Error=()>> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:406:62
[INFO] [stdout]     |
[INFO] [stdout] 406 |   fn fake_timer_ft(timer: &Timer, dur: u64, c: usize) -> Box<Future<Item=usize, Error=()>> {
[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] 406 |   fn fake_timer_ft(timer: &Timer, dur: u64, c: usize) -> Box<dyn Future<Item=usize, Error=()>> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]    --> src/lib.rs:136:26
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout]     |                          ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]             see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]     = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove this bound
[INFO] [stdout]     |
[INFO] [stdout] 136 - pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout] 136 + pub type CancelHookFt<T> = Box<Future<Item=T, Error=()>>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> src/utils.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stdout]    |                        ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stdout] 33 + pub type ExitSender<T> = OneshotSender<Option<T>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "0b68d612da91fcbd2b5428bfea0be00773ff285bf7953135ddba5051bec7a040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b68d612da91fcbd2b5428bfea0be00773ff285bf7953135ddba5051bec7a040", kill_on_drop: false }`
[INFO] [stdout] 0b68d612da91fcbd2b5428bfea0be00773ff285bf7953135ddba5051bec7a040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b12fda594d57311681b8071717a19031d1e56012995fc21a847349a064a6792d
[INFO] running `Command { std: "docker" "start" "-a" "b12fda594d57311681b8071717a19031d1e56012995fc21a847349a064a6792d", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:136:48
[INFO] [stderr]     |
[INFO] [stderr] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[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] 136 | pub type CancelHookFt<T: Send + 'static> = Box<dyn Future<Item=T, Error=()>>;
[INFO] [stderr]     |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:37:60
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<Future<Item=T, Error=E>> {
[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] 37 | pub fn future_error<T: 'static, E: 'static>(err: E) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stderr]    |                                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:41:55
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<Future<Item=T, Error=E>> {
[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] 41 | pub fn future_ok<T: 'static, E: 'static>(d: T) -> Box<dyn Future<Item=T, Error=E>> {
[INFO] [stderr]    |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:50:56
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[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] 50 | pub fn interruptible_future<T: Send + 'static>(ft: Box<dyn Future<Item=T, Error=()>>, on_cancel: Arc<RwLock<Option<CancelHookFt<T>>>>)
[INFO] [stderr]    |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:51:28
[INFO] [stderr]    |
[INFO] [stderr] 51 |   -> (InterruptSender, Box<Future<Item=Option<T>, Error=()>>)
[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 |   -> (InterruptSender, Box<dyn Future<Item=Option<T>, Error=()>>)
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stderr]    --> src/lib.rs:136:26
[INFO] [stderr]     |
[INFO] [stderr] 136 | pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stderr]     |                          ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stderr]             see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stderr]     = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stderr]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: remove this bound
[INFO] [stderr]     |
[INFO] [stderr] 136 - pub type CancelHookFt<T: Send + 'static> = Box<Future<Item=T, Error=()>>;
[INFO] [stderr] 136 + pub type CancelHookFt<T> = Box<Future<Item=T, Error=()>>;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stderr]   --> src/utils.rs:33:24
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stderr]    |                        ^^^^   ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stderr]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stderr]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stderr] help: remove this bound
[INFO] [stderr]    |
[INFO] [stderr] 33 - pub type ExitSender<T: Send + 'static> = OneshotSender<Option<T>>;
[INFO] [stderr] 33 + pub type ExitSender<T> = OneshotSender<Option<T>>;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/utils.rs:184:53
[INFO] [stderr]     |
[INFO] [stderr] 184 |   fn fake_callback_ft<T: 'static>(result: T) -> Box<Future<Item=T, Error=()>> {
[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] 184 |   fn fake_callback_ft<T: 'static>(result: T) -> Box<dyn Future<Item=T, Error=()>> {
[INFO] [stderr]     |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:406:62
[INFO] [stderr]     |
[INFO] [stderr] 406 |   fn fake_timer_ft(timer: &Timer, dur: u64, c: usize) -> Box<Future<Item=usize, Error=()>> {
[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] 406 |   fn fake_timer_ft(timer: &Timer, dur: u64, c: usize) -> Box<dyn Future<Item=usize, Error=()>> {
[INFO] [stderr]     |                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `wombo` (lib) generated 7 warnings (run `cargo fix --lib -p wombo` to apply 5 suggestions)
[INFO] [stderr] warning: `wombo` (lib test) generated 9 warnings (7 duplicates) (run `cargo fix --lib -p wombo --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wombo-940b525bc5e86e55)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::should_error_uninitialized_cancel ... ok
[INFO] [stdout] test tests::should_read_wombo_metadata ... ok
[INFO] [stdout] test tests::should_error_uninitialized_exit ... ok
[INFO] [stdout] test tests::should_create_empty_wombo ... ok
[INFO] [stdout] test utils::tests::should_interrupt_timer_without_callback ... ok
[INFO] [stdout] test utils::tests::should_interrupt_timer_with_callback ... ok
[INFO] [stdout] test tests::should_spawn_timer_event_loop_with_cancel ... ok
[INFO] [stdout] test tests::should_spawn_simple_timer_event_loop ... ok
[INFO] [stdout] test tests::should_spawn_timer_event_loop_without_cancel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b12fda594d57311681b8071717a19031d1e56012995fc21a847349a064a6792d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12fda594d57311681b8071717a19031d1e56012995fc21a847349a064a6792d", kill_on_drop: false }`
[INFO] [stdout] b12fda594d57311681b8071717a19031d1e56012995fc21a847349a064a6792d
