[INFO] cloning repository https://github.com/Baransu/actors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Baransu/actors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaransu%2Factors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaransu%2Factors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69d6797ac80a580239ab25c92ef1b4fb3bac3a9b
[INFO] testing Baransu/actors against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaransu%2Factors" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Baransu/actors on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Baransu/actors
[INFO] finished tweaking git repo https://github.com/Baransu/actors
[INFO] tweaked toml for git repo https://github.com/Baransu/actors written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Baransu/actors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c42faabc6911bc0cd5c58a35ef539c10d71e84cc28fd46c6fbfbd3815b4819f3
[INFO] running `Command { std: "docker" "start" "-a" "c42faabc6911bc0cd5c58a35ef539c10d71e84cc28fd46c6fbfbd3815b4819f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c42faabc6911bc0cd5c58a35ef539c10d71e84cc28fd46c6fbfbd3815b4819f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42faabc6911bc0cd5c58a35ef539c10d71e84cc28fd46c6fbfbd3815b4819f3", kill_on_drop: false }`
[INFO] [stdout] c42faabc6911bc0cd5c58a35ef539c10d71e84cc28fd46c6fbfbd3815b4819f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f5ec2b6fc7f42cbd4d8c9eae99f7c66f6892eac5305619629b8ca5f4409ce96e
[INFO] running `Command { std: "docker" "start" "-a" "f5ec2b6fc7f42cbd4d8c9eae99f7c66f6892eac5305619629b8ca5f4409ce96e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling actors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/root_actor.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn receive(&self, _message: Box<Any>, _context: Context) {}
[INFO] [stdout]    |                                     ^^^ help: use `dyn`: `dyn Any`
[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/actors/actor_ref.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub inner: Arc<Actor>,
[INFO] [stdout]    |                    ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/actor_ref.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Message(Box<Any + Send>),
[INFO] [stdout]    |                 ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/actor_ref.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(pid: Uuid, actor: Arc<Actor>) -> ActorRef {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/actors/actor_system.rs:101:36
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn spawn(&self, actor: Arc<Actor>) -> ActorRef {
[INFO] [stdout]     |                                    ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/actors/actor_system.rs:105:57
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn spawn_of(&self, parent: ActorRef, actor: Arc<Actor>) -> ActorRef {
[INFO] [stdout]     |                                                         ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/actors/actor_system.rs:120:29
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let message_to: Box<Any + Send> = Box::new(message);
[INFO] [stdout]     |                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/mod.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn receive(&self, message: Box<Any>, context: Context);
[INFO] [stdout]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:87:36
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn receive(&self, message: Box<Any>, context: Context) {
[INFO] [stdout]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:153:36
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn receive(&self, message: Box<Any>, context: Context) {
[INFO] [stdout]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "f5ec2b6fc7f42cbd4d8c9eae99f7c66f6892eac5305619629b8ca5f4409ce96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ec2b6fc7f42cbd4d8c9eae99f7c66f6892eac5305619629b8ca5f4409ce96e", kill_on_drop: false }`
[INFO] [stdout] f5ec2b6fc7f42cbd4d8c9eae99f7c66f6892eac5305619629b8ca5f4409ce96e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c0cba807d177685fdb26b3171d80063601934a7efd5b0ca2cb7b018337e1d38
[INFO] running `Command { std: "docker" "start" "-a" "8c0cba807d177685fdb26b3171d80063601934a7efd5b0ca2cb7b018337e1d38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling actors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/root_actor.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn receive(&self, _message: Box<Any>, _context: Context) {}
[INFO] [stdout]    |                                     ^^^ help: use `dyn`: `dyn Any`
[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/actors/actor_ref.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub inner: Arc<Actor>,
[INFO] [stdout]    |                    ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/actor_ref.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Message(Box<Any + Send>),
[INFO] [stdout]    |                 ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/actor_ref.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(pid: Uuid, actor: Arc<Actor>) -> ActorRef {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/actors/actor_system.rs:101:36
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn spawn(&self, actor: Arc<Actor>) -> ActorRef {
[INFO] [stdout]     |                                    ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/actors/actor_system.rs:105:57
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn spawn_of(&self, parent: ActorRef, actor: Arc<Actor>) -> ActorRef {
[INFO] [stdout]     |                                                         ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/actors/actor_system.rs:120:29
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let message_to: Box<Any + Send> = Box::new(message);
[INFO] [stdout]     |                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actors/mod.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn receive(&self, message: Box<Any>, context: Context);
[INFO] [stdout]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:87:36
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn receive(&self, message: Box<Any>, context: Context) {
[INFO] [stdout]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:153:36
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn receive(&self, message: Box<Any>, context: Context) {
[INFO] [stdout]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "8c0cba807d177685fdb26b3171d80063601934a7efd5b0ca2cb7b018337e1d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c0cba807d177685fdb26b3171d80063601934a7efd5b0ca2cb7b018337e1d38", kill_on_drop: false }`
[INFO] [stdout] 8c0cba807d177685fdb26b3171d80063601934a7efd5b0ca2cb7b018337e1d38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9dd811b9429214a2e2855e24768bba6ad98b057924bbbccc0c12b4c83a8346fa
[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" "9dd811b9429214a2e2855e24768bba6ad98b057924bbbccc0c12b4c83a8346fa", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/root_actor.rs:13:37
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn receive(&self, _message: Box<Any>, _context: Context) {}
[INFO] [stderr]    |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_ref.rs:12:20
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub inner: Arc<Actor>,
[INFO] [stderr]    |                    ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_ref.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Message(Box<Any + Send>),
[INFO] [stderr]    |                 ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/actor_ref.rs:28:38
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn new(pid: Uuid, actor: Arc<Actor>) -> ActorRef {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_system.rs:101:36
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn spawn(&self, actor: Arc<Actor>) -> ActorRef {
[INFO] [stderr]     |                                    ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_system.rs:105:57
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn spawn_of(&self, parent: ActorRef, actor: Arc<Actor>) -> ActorRef {
[INFO] [stderr]     |                                                         ^^^^^ help: use `dyn`: `dyn Actor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/actors/actor_system.rs:120:29
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let message_to: Box<Any + Send> = Box::new(message);
[INFO] [stderr]     |                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actors/mod.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn receive(&self, message: Box<Any>, context: Context);
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:87:36
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn receive(&self, message: Box<Any>, context: Context) {
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:153:36
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn receive(&self, message: Box<Any>, context: Context) {
[INFO] [stderr]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/actors-c0e321bb3b76ce26
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9dd811b9429214a2e2855e24768bba6ad98b057924bbbccc0c12b4c83a8346fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd811b9429214a2e2855e24768bba6ad98b057924bbbccc0c12b4c83a8346fa", kill_on_drop: false }`
[INFO] [stdout] 9dd811b9429214a2e2855e24768bba6ad98b057924bbbccc0c12b4c83a8346fa