[INFO] crate RobotS 0.3.0 is already in cache
[INFO] checking RobotS-0.3.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate RobotS 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate RobotS 0.3.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate RobotS 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate RobotS 0.3.0
[INFO] tweaked toml for crates.io crate RobotS 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a81659b184996267373b5d5161652a2f15d74cd05eb872c1f09b6bb8f9fc023
[INFO] running `"docker" "start" "-a" "9a81659b184996267373b5d5161652a2f15d74cd05eb872c1f09b6bb8f9fc023"`
[INFO] [stderr]     Checking RobotS v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_ref.rs:165:26
[INFO] [stderr]     |
[INFO] [stderr] 165 |         let message: Box<Any + Send> = Box::new(message);
[INFO] [stderr]     |                          ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:14:9
[INFO] [stderr]     |
[INFO] [stderr] 14  | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_system.rs:92:39
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_system.rs:97:46
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn system_actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_system.rs:258:35
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_system.rs:274:42
[INFO] [stderr]     |
[INFO] [stderr] 274 |     fn system_actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: unnecessary braces around assigned value
[INFO] [stderr]    --> src/actors/actor_system.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |         let n = {*self.n_threads.lock().unwrap()};
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:14:9
[INFO] [stderr]     |
[INFO] [stderr] 14  | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(unused_braces)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actors/props.rs:8:30
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn create(&self) ->  Arc<Actor>;
[INFO] [stderr]   |                              ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     creator: Arc<Fn(Args) -> A + Sync + Send>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args) -> A + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(creator: Arc<Fn(Args) -> A + Sync + Send>, args: Args) -> Arc<ActorFactory> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args) -> A + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:22:78
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(creator: Arc<Fn(Args) -> A + Sync + Send>, args: Args) -> Arc<ActorFactory> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:34:29
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn create(&self) -> Arc<Actor> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_cell.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub type FailureHandler = Arc<Fn(Failure, ActorCell) + Send + Sync>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Failure, ActorCell) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_cell.rs:58:28
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn new( props: Arc<ActorFactory>,
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:107:35
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> Result<ActorRef, &'static str>;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:130:45
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn do_computation<T: Message, F: Fn(Box<Any + Send>, ActorCell) -> T + Send + Sync + 'static>
[INFO] [stderr]     |                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:178:35
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> Result<ActorRef, &'static str> {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:242:31
[INFO] [stderr]     |
[INFO] [stderr] 242 |             let value = Box::<Any + Send>::downcast::<T>(value).expect("Message of the wrong type");
[INFO] [stderr]     |                               ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:250:31
[INFO] [stderr]     |
[INFO] [stderr] 250 |             let value = Box::<Any + Send>::downcast::<T>(value).expect("Message of the wrong type");
[INFO] [stderr]     |                               ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:256:45
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn do_computation<T: Message, F: Fn(Box<Any + Send>, ActorCell) -> T + Send + Sync + 'static>
[INFO] [stderr]     |                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:418:17
[INFO] [stderr]     |
[INFO] [stderr] 418 |     Message(Box<Any + Send>),
[INFO] [stderr]     |                 ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:464:16
[INFO] [stderr]     |
[INFO] [stderr] 464 |     props: Arc<ActorFactory>,
[INFO] [stderr]     |                ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:474:23
[INFO] [stderr]     |
[INFO] [stderr] 474 |     actor: RwLock<Arc<Actor>>,
[INFO] [stderr]     |                       ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:479:23
[INFO] [stderr]     |
[INFO] [stderr] 479 |     fn new(props: Arc<ActorFactory>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: unnecessary braces around assigned value
[INFO] [stderr]    --> src/actors/actor_cell.rs:534:21
[INFO] [stderr]     |
[INFO] [stderr] 534 |         let state = {self.actor_state.read().unwrap().clone()};
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/root_actor.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/root_actor.rs:29:36
[INFO] [stderr]    |
[INFO] [stderr] 29 |         if let Ok(message) = Box::<Any>::downcast::<(Arc<ActorFactory>, String, Arc<Mutex<Sender<Result<ActorRef, &'static str>>>>)>(message) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/root_actor.rs:29:58
[INFO] [stderr]    |
[INFO] [stderr] 29 |         if let Ok(message) = Box::<Any>::downcast::<(Arc<ActorFactory>, String, Arc<Mutex<Sender<Result<ActorRef, &'static str>>>>)>(message) {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/name_resolver.rs:34:36
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/name_resolver.rs:35:36
[INFO] [stderr]    |
[INFO] [stderr] 35 |         if let Ok(message) = Box::<Any>::downcast::<ResolveRequest>(message) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actors/future.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |     complete: Box<Any + Send>,
[INFO] [stderr]   |                   ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:13:30
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(complete: Box<Any + Send>) -> Complete {
[INFO] [stderr]    |                              ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Forward(ActorRef, Arc<Fn(Box<Any + Send>, ActorCell, ActorRef) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Any + Send>, ActorCell, ActorRef) -> FutureState + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:22:34
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Forward(ActorRef, Arc<Fn(Box<Any + Send>, ActorCell, ActorRef) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:24:21
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Computation(Arc<Fn(Box<Any + Send>, ActorCell) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Any + Send>, ActorCell) -> FutureState + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Computation(Arc<Fn(Box<Any + Send>, ActorCell) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                            ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:29:19
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Computing(Box<Any + Send>),
[INFO] [stderr]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:83:36
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 |         match Box::<Any>::downcast::<Computation>(message) {
[INFO] [stderr]    |                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:91:40
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 if let Ok(msg) = Box::<Any>::downcast::<Complete>(message) {
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/future.rs:145:36
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/future.rs:146:36
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if let Ok(message) = Box::<Any>::downcast::<T>(message) {
[INFO] [stderr]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/mod.rs:56:36
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn receive(&self, message: Box<Any>, context: ActorCell);
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_ref.rs:165:26
[INFO] [stderr]     |
[INFO] [stderr] 165 |         let message: Box<Any + Send> = Box::new(message);
[INFO] [stderr]     |                          ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:14:9
[INFO] [stderr]     |
[INFO] [stderr] 14  | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_system.rs:92:39
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_system.rs:97:46
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn system_actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_system.rs:258:35
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_system.rs:274:42
[INFO] [stderr]     |
[INFO] [stderr] 274 |     fn system_actor_of(&self, props: Arc<ActorFactory>, name: String) -> ActorRef {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: unnecessary braces around assigned value
[INFO] [stderr]    --> src/actors/actor_system.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |         let n = {*self.n_threads.lock().unwrap()};
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:14:9
[INFO] [stderr]     |
[INFO] [stderr] 14  | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(unused_braces)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actors/props.rs:8:30
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn create(&self) ->  Arc<Actor>;
[INFO] [stderr]   |                              ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     creator: Arc<Fn(Args) -> A + Sync + Send>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args) -> A + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(creator: Arc<Fn(Args) -> A + Sync + Send>, args: Args) -> Arc<ActorFactory> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args) -> A + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:22:78
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(creator: Arc<Fn(Args) -> A + Sync + Send>, args: Args) -> Arc<ActorFactory> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/props.rs:34:29
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn create(&self) -> Arc<Actor> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_cell.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub type FailureHandler = Arc<Fn(Failure, ActorCell) + Send + Sync>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Failure, ActorCell) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_cell.rs:58:28
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn new( props: Arc<ActorFactory>,
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:107:35
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> Result<ActorRef, &'static str>;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:130:45
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn do_computation<T: Message, F: Fn(Box<Any + Send>, ActorCell) -> T + Send + Sync + 'static>
[INFO] [stderr]     |                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:178:35
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn actor_of(&self, props: Arc<ActorFactory>, name: String) -> Result<ActorRef, &'static str> {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:242:31
[INFO] [stderr]     |
[INFO] [stderr] 242 |             let value = Box::<Any + Send>::downcast::<T>(value).expect("Message of the wrong type");
[INFO] [stderr]     |                               ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:250:31
[INFO] [stderr]     |
[INFO] [stderr] 250 |             let value = Box::<Any + Send>::downcast::<T>(value).expect("Message of the wrong type");
[INFO] [stderr]     |                               ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:256:45
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn do_computation<T: Message, F: Fn(Box<Any + Send>, ActorCell) -> T + Send + Sync + 'static>
[INFO] [stderr]     |                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:418:17
[INFO] [stderr]     |
[INFO] [stderr] 418 |     Message(Box<Any + Send>),
[INFO] [stderr]     |                 ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:464:16
[INFO] [stderr]     |
[INFO] [stderr] 464 |     props: Arc<ActorFactory>,
[INFO] [stderr]     |                ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:474:23
[INFO] [stderr]     |
[INFO] [stderr] 474 |     actor: RwLock<Arc<Actor>>,
[INFO] [stderr]     |                       ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_cell.rs:479:23
[INFO] [stderr]     |
[INFO] [stderr] 479 |     fn new(props: Arc<ActorFactory>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: unnecessary braces around assigned value
[INFO] [stderr]    --> src/actors/actor_cell.rs:534:21
[INFO] [stderr]     |
[INFO] [stderr] 534 |         let state = {self.actor_state.read().unwrap().clone()};
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/root_actor.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/root_actor.rs:29:36
[INFO] [stderr]    |
[INFO] [stderr] 29 |         if let Ok(message) = Box::<Any>::downcast::<(Arc<ActorFactory>, String, Arc<Mutex<Sender<Result<ActorRef, &'static str>>>>)>(message) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/root_actor.rs:29:58
[INFO] [stderr]    |
[INFO] [stderr] 29 |         if let Ok(message) = Box::<Any>::downcast::<(Arc<ActorFactory>, String, Arc<Mutex<Sender<Result<ActorRef, &'static str>>>>)>(message) {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn ActorFactory`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/name_resolver.rs:34:36
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/name_resolver.rs:35:36
[INFO] [stderr]    |
[INFO] [stderr] 35 |         if let Ok(message) = Box::<Any>::downcast::<ResolveRequest>(message) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actors/future.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |     complete: Box<Any + Send>,
[INFO] [stderr]   |                   ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:13:30
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(complete: Box<Any + Send>) -> Complete {
[INFO] [stderr]    |                              ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Forward(ActorRef, Arc<Fn(Box<Any + Send>, ActorCell, ActorRef) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Any + Send>, ActorCell, ActorRef) -> FutureState + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:22:34
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Forward(ActorRef, Arc<Fn(Box<Any + Send>, ActorCell, ActorRef) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:24:21
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Computation(Arc<Fn(Box<Any + Send>, ActorCell) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Any + Send>, ActorCell) -> FutureState + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Computation(Arc<Fn(Box<Any + Send>, ActorCell) -> FutureState + Send + Sync>),
[INFO] [stderr]    |                            ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:29:19
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Computing(Box<Any + Send>),
[INFO] [stderr]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:83:36
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 |         match Box::<Any>::downcast::<Computation>(message) {
[INFO] [stderr]    |                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/future.rs:91:40
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 if let Ok(msg) = Box::<Any>::downcast::<Complete>(message) {
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/future.rs:145:36
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn receive(&self, message: Box<Any>, context: ActorCell) {
[INFO] [stderr]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/future.rs:146:36
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if let Ok(message) = Box::<Any>::downcast::<T>(message) {
[INFO] [stderr]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/mod.rs:56:36
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn receive(&self, message: Box<Any>, context: ActorCell);
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 42 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `RobotS`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 42 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `RobotS`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9a81659b184996267373b5d5161652a2f15d74cd05eb872c1f09b6bb8f9fc023"`
[INFO] running `"docker" "rm" "-f" "9a81659b184996267373b5d5161652a2f15d74cd05eb872c1f09b6bb8f9fc023"`
[INFO] [stdout] 9a81659b184996267373b5d5161652a2f15d74cd05eb872c1f09b6bb8f9fc023
