[INFO] crate stage 0.2.0 is already in cache
[INFO] checking stage-0.2.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate stage 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate stage 0.2.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate stage 0.2.0
[INFO] finished tweaking crates.io crate stage 0.2.0
[INFO] tweaked toml for crates.io crate stage 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate stage 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 8674622b7a2747557a8436e84004270e743d991bd9c4601834e0048f36268977
[INFO] running `"docker" "start" "-a" "8674622b7a2747557a8436e84004270e743d991bd9c4601834e0048f36268977"`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking tracing-serde v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking dashmap v3.7.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking mirai v0.0.4
[INFO] [stderr]     Checking stage v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: cannot find macro `actor_msg` in this scope
[INFO] [stderr]    --> examples/tcp.rs:136:1
[INFO] [stderr]     |
[INFO] [stderr] 136 | actor_msg!(Continue, TcpRecvMsg, TcpSendCmd, ReadingTcp, WritingTcp);
[INFO] [stderr]     | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::SocketAddr`
[INFO] [stderr]  --> examples/tcp.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::SocketAddr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::io::Error`
[INFO] [stderr]  --> examples/tcp.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use futures::io::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsyncRead`, `Result as FutIoResult`
[INFO] [stderr]  --> examples/tcp.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 |     io::{AsyncRead, AsyncReadExt, Result as FutIoResult},
[INFO] [stderr]   |          ^^^^^^^^^                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpConnection`
[INFO] [stderr]  --> examples/tcp.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 | use mirai::tcp::{TcpConnection, TcpListenerStream, TcpRecvStream, TcpSendStream};
[INFO] [stderr]   |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MsgError`
[INFO] [stderr]   --> examples/tcp.rs:12:80
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Actor, ActorCtx, ActorError, ActorRef, ActorResult, BuildActorOp, Message, MsgError,
[INFO] [stderr]    |                                                                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `tcp`
[INFO] [stderr]    --> examples/tcp.rs:1:1
[INFO] [stderr]     |
[INFO] [stderr] 1   | / use std::net::SocketAddr;
[INFO] [stderr] 2   | |
[INFO] [stderr] 3   | | use futures::io::Error;
[INFO] [stderr] 4   | | use futures::{
[INFO] [stderr] ...   |
[INFO] [stderr] 135 | |
[INFO] [stderr] 136 | | actor_msg!(Continue, TcpRecvMsg, TcpSendCmd, ReadingTcp, WritingTcp);
[INFO] [stderr]     | |_____________________________________________________________________^ consider adding a `main` function to `examples/tcp.rs`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Continue: std::convert::From<Continue>` is not satisfied
[INFO] [stderr]   --> examples/tcp.rs:47:31
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let _ = ctx.this.send(Continue);
[INFO] [stderr]    |                               ^^^^^^^^
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               expected an implementor of trait `std::convert::From<Continue>`
[INFO] [stderr]    |                               help: consider borrowing here: `&Continue`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::From<Continue>` for `stage::actors::message::Message`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::Into<stage::actors::message::Message>` for `Continue`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `TcpRecvMsg: std::convert::From<TcpRecvMsg>` is not satisfied
[INFO] [stderr]   --> examples/tcp.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |         match self.handler.send(msg) {
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 expected an implementor of trait `std::convert::From<TcpRecvMsg>`
[INFO] [stderr]    |                                 help: consider borrowing here: `&msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::From<TcpRecvMsg>` for `stage::actors::message::Message`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::Into<stage::actors::message::Message>` for `TcpRecvMsg`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `TcpSendCmd: stage::traits::ActorMessage` is not satisfied
[INFO] [stderr]   --> examples/tcp.rs:61:32
[INFO] [stderr]    |
[INFO] [stderr] 61 |         if let Some(cmd) = msg.try_cast::<TcpSendCmd>() {
[INFO] [stderr]    |                                ^^^^^^^^ the trait `stage::traits::ActorMessage` is not implemented for `TcpSendCmd`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `TcpRecvMsg: stage::traits::ActorMessage` is not satisfied
[INFO] [stderr]    --> examples/tcp.rs:105:32
[INFO] [stderr]     |
[INFO] [stderr] 105 |         if let Some(msg) = msg.try_cast::<TcpRecvMsg>() {
[INFO] [stderr]     |                                ^^^^^^^^ the trait `stage::traits::ActorMessage` is not implemented for `TcpRecvMsg`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `TcpSendCmd: std::convert::From<TcpSendCmd>` is not satisfied
[INFO] [stderr]    --> examples/tcp.rs:107:35
[INFO] [stderr]     |
[INFO] [stderr] 107 |             self.tx.unwrap().send(TcpSendCmd::Send(msg.into_bytes())).unwrap();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   expected an implementor of trait `std::convert::From<TcpSendCmd>`
[INFO] [stderr]     |                                   help: consider borrowing here: `&TcpSendCmd::Send(msg.into_bytes())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::From<TcpSendCmd>` for `stage::actors::message::Message`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<stage::actors::message::Message>` for `TcpSendCmd`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `ReadingTcp: stage::traits::ActorMessage` is not satisfied
[INFO] [stderr]    --> examples/tcp.rs:109:39
[INFO] [stderr]     |
[INFO] [stderr] 109 |         } else if let Some(msg) = msg.try_cast::<ReadingTcp>() {
[INFO] [stderr]     |                                       ^^^^^^^^ the trait `stage::traits::ActorMessage` is not implemented for `ReadingTcp`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `WritingTcp: stage::traits::ActorMessage` is not satisfied
[INFO] [stderr]    --> examples/tcp.rs:112:39
[INFO] [stderr]     |
[INFO] [stderr] 112 |         } else if let Some(msg) = msg.try_cast::<WritingTcp>() {
[INFO] [stderr]     |                                       ^^^^^^^^ the trait `stage::traits::ActorMessage` is not implemented for `WritingTcp`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> examples/tcp.rs:84:85
[INFO] [stderr]     |
[INFO] [stderr] 84  |       pub async fn handle(mut self, ctx: ActorCtx, msg: Message) -> ActorResult<Self> {
[INFO] [stderr]     |  _____________________________________________________________________________________^
[INFO] [stderr] 85  | |         // Await each incoming connection. The Actor will use no CPU time until the system gives the
[INFO] [stderr] 86  | |         // event letting us know we have a connection.
[INFO] [stderr] 87  | |         let incoming = match self.listener.next().await.unwrap() {
[INFO] [stderr] ...   |
[INFO] [stderr] 99  | |         let rx_actor_state = TcpRecvActor { conn: rx, handler: echo_actor.clone() };
[INFO] [stderr] 100 | |     }
[INFO] [stderr]     | |_____^ expected enum `std::result::Result`, found `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note:   expected enum `std::result::Result<TcpListenerActor, stage::actors::error::ActorError>`
[INFO] [stderr]             found unit type `()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0308, E0601.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `stage`.
[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: build failed
[INFO] running `"docker" "inspect" "8674622b7a2747557a8436e84004270e743d991bd9c4601834e0048f36268977"`
[INFO] running `"docker" "rm" "-f" "8674622b7a2747557a8436e84004270e743d991bd9c4601834e0048f36268977"`
[INFO] [stdout] 8674622b7a2747557a8436e84004270e743d991bd9c4601834e0048f36268977
