[INFO] fetching crate ns-router 0.1.6...
[INFO] checking ns-router-0.1.6 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate ns-router 0.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ns-router 0.1.6 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ns-router 0.1.6
[INFO] finished tweaking crates.io crate ns-router 0.1.6
[INFO] tweaked toml for crates.io crate ns-router 0.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b54bf0d5189d2638a27ebee83294d4cf9b8e1927328ca4e6f9085259155444e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b54bf0d5189d2638a27ebee83294d4cf9b8e1927328ca4e6f9085259155444e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b54bf0d5189d2638a27ebee83294d4cf9b8e1927328ca4e6f9085259155444e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b54bf0d5189d2638a27ebee83294d4cf9b8e1927328ca4e6f9085259155444e", kill_on_drop: false }`
[INFO] [stdout] 2b54bf0d5189d2638a27ebee83294d4cf9b8e1927328ca4e6f9085259155444e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36f61c1eea42c0913fd8dd52a75783217521f50f6228ae033580a1216ab94331
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36f61c1eea42c0913fd8dd52a75783217521f50f6228ae033580a1216ab94331", kill_on_drop: false }`
[INFO] [stderr]     Checking async-slot v0.1.0
[INFO] [stderr]     Checking abstract-ns v0.4.3
[INFO] [stderr]     Checking ns-std-threaded v0.3.0
[INFO] [stderr]     Checking ns-router v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:21:46
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub(crate) suffixes: HashMap<String, Arc<Resolver>>,
[INFO] [stdout]    |                                              ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub(crate) root: Arc<Resolver>,
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:26:35
[INFO] [stdout]    |
[INFO] [stdout] 26 |     futures: FuturesUnordered<Box<Future<Item=FutureResult, Error=Void>>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 |         next: Box<Future<Item=FutureResult, Error=Void>>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |         task: Box<Continuation>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |         task: Box<Continuation>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |             as Box<Future<Item=FutureResult, Error=Void>>);
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:92:75
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub(crate) fn get_suffix<'x>(cfg: &'x Arc<Config>, name: &str) -> &'x Arc<Resolver> {
[INFO] [stdout]    |                                                                           ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/coroutine.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 |             as Box<Future<Item=FutureResult, Error=Void>>)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/coroutine.rs:232:34
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         ) as Box<Future<Item=_, Error=_>>);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=_, Error=_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Task(Box<Continuation+Send>),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation+Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |         sub: &Arc<Resolver>, cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |         sub: &Arc<Resolver>, cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |         sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |         sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internal_traits.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 |         _sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]     |                    ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internal_traits.rs:137:20
[INFO] [stdout]     |
[INFO] [stdout] 137 |         _sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]     |                    ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub subscriber: Arc<Resolver>,
[INFO] [stdout]    |                         ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub subscriber: Arc<Resolver>,
[INFO] [stdout]    |                         ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:69:45
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub(crate) fn wrap_send(task: T) -> Box<Continuation + Send> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:70:46
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Box::new(Wrapper(Some(task))) as Box<Continuation + Send>
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub(crate) fn wrap(task: T) -> Box<Continuation> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:76:46
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Box::new(Wrapper(Some(task))) as Box<Continuation>
[INFO] [stdout]    |                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:21:46
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub(crate) suffixes: HashMap<String, Arc<Resolver>>,
[INFO] [stdout]    |                                              ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub(crate) root: Arc<Resolver>,
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:26:35
[INFO] [stdout]    |
[INFO] [stdout] 26 |     futures: FuturesUnordered<Box<Future<Item=FutureResult, Error=Void>>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 |         next: Box<Future<Item=FutureResult, Error=Void>>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |         task: Box<Continuation>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |         task: Box<Continuation>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |             as Box<Future<Item=FutureResult, Error=Void>>);
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:92:75
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub(crate) fn get_suffix<'x>(cfg: &'x Arc<Config>, name: &str) -> &'x Arc<Resolver> {
[INFO] [stdout]    |                                                                           ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/coroutine.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 |             as Box<Future<Item=FutureResult, Error=Void>>)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=FutureResult, Error=Void>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/coroutine.rs:232:34
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         ) as Box<Future<Item=_, Error=_>>);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=_, Error=_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Task(Box<Continuation+Send>),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation+Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |         sub: &Arc<Resolver>, cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |         sub: &Arc<Resolver>, cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |         sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/internal_traits.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |         sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internal_traits.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 |         _sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]     |                    ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internal_traits.rs:137:20
[INFO] [stdout]     |
[INFO] [stdout] 137 |         _sub: &Arc<Resolver>, _cfg: &Arc<Config>,
[INFO] [stdout]     |                    ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub subscriber: Arc<Resolver>,
[INFO] [stdout]    |                         ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub subscriber: Arc<Resolver>,
[INFO] [stdout]    |                         ^^^^^^^^ help: use `dyn`: `dyn Resolver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:69:45
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub(crate) fn wrap_send(task: T) -> Box<Continuation + Send> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:70:46
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Box::new(Wrapper(Some(task))) as Box<Continuation + Send>
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub(crate) fn wrap(task: T) -> Box<Continuation> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscr.rs:76:46
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Box::new(Wrapper(Some(task))) as Box<Continuation>
[INFO] [stdout]    |                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Continuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "36f61c1eea42c0913fd8dd52a75783217521f50f6228ae033580a1216ab94331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f61c1eea42c0913fd8dd52a75783217521f50f6228ae033580a1216ab94331", kill_on_drop: false }`
[INFO] [stdout] 36f61c1eea42c0913fd8dd52a75783217521f50f6228ae033580a1216ab94331