[INFO] fetching crate msg_channel 0.1.0-beat.3...
[INFO] testing msg_channel-0.1.0-beat.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate msg_channel 0.1.0-beat.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate msg_channel 0.1.0-beat.3
[INFO] finished tweaking crates.io crate msg_channel 0.1.0-beat.3
[INFO] tweaked toml for crates.io crate msg_channel 0.1.0-beat.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate msg_channel 0.1.0-beat.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate msg_channel 0.1.0-beat.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded force-send-sync v1.1.0
[INFO] [stderr]   Downloaded cc v1.0.91
[INFO] [stderr]   Downloaded msg_channel_macro v0.1.0-beat.3
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[INFO] [stderr]   Downloaded tokio-macros v2.2.0
[INFO] [stderr]   Downloaded backtrace v0.3.71
[INFO] [stderr]   Downloaded gimli v0.28.1
[INFO] [stderr]   Downloaded color-spantrace v0.2.1
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[INFO] [stderr]   Downloaded msg_channel_core v0.1.0-beat.3
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[INFO] running `Command { std: "docker" "inspect" "3d812667a5b593be7f1d8abb85d32d7c9191be4925464ccc95329786b28f431b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling paste v1.0.14
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[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling syn v2.0.58
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[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling msg_channel_macro v0.1.0-beat.3
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling msg_channel_core v0.1.0-beat.3
[INFO] [stderr]    Compiling msg_channel v0.1.0-beat.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.34s
[INFO] running `Command { std: "docker" "inspect" "c804be46727e6a60871d74a12e747cb4390de19b2065f7d748a6b83b26fad0c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c804be46727e6a60871d74a12e747cb4390de19b2065f7d748a6b83b26fad0c1", kill_on_drop: false }`
[INFO] [stdout] c804be46727e6a60871d74a12e747cb4390de19b2065f7d748a6b83b26fad0c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b46882c8235c3cf610cdac549a29bee4d84922d3388f04915ee75d31ba222029
[INFO] running `Command { std: "docker" "start" "-a" "b46882c8235c3cf610cdac549a29bee4d84922d3388f04915ee75d31ba222029", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.91
[INFO] [stderr]    Compiling adler v1.0.2
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[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling owo-colors v3.5.0
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[INFO] [stderr]    Compiling tokio-macros v2.2.0
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[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling tokio v1.37.0
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[INFO] [stderr]    Compiling color-spantrace v0.2.1
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[INFO] [stderr]    Compiling color-eyre v0.6.3
[INFO] [stderr]    Compiling msg_channel_core v0.1.0-beat.3
[INFO] [stderr]    Compiling msg_channel v0.1.0-beat.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `MsgHandler: msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not satisfied
[INFO] [stdout]    --> examples/playground.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |         Ok(self.x.send(_msg.0)?.await)
[INFO] [stdout]     |                   ---- ^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not implemented for `MsgHandler`
[INFO] [stdout]    --> examples/playground.rs:9:1
[INFO] [stdout]     |
[INFO] [stdout]   9 | pub struct MsgHandler;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `msg_channel::HandleReplay<M>`:
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncMsg>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<TestMsgSetAsyncConcurrentVariant>`
[INFO] [stdout]             and 3 others
[INFO] [stdout] note: required by a bound in `msg_channel::MessageSetSender::<MS>::send`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/msg_channel_core-0.1.0-beat.3/src/message_set.rs:81:22
[INFO] [stdout]     |
[INFO] [stdout]  69 |     pub fn send<M>(
[INFO] [stdout]     |            ---- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout]  81 |         MS::Handler: HandleReplay<M>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ required by this bound in `MessageSetSender::<MS>::send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MsgHandler: msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not satisfied
[INFO] [stdout]    --> examples/playground.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |         Ok(self.x.send(_msg.0)?.await)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not implemented for `MsgHandler`
[INFO] [stdout]    --> examples/playground.rs:9:1
[INFO] [stdout]     |
[INFO] [stdout]   9 | pub struct MsgHandler;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `msg_channel::HandleReplay<M>`:
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncMsg>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<TestMsgSetAsyncConcurrentVariant>`
[INFO] [stdout]             and 3 others
[INFO] [stdout] note: required by a bound in `msg_channel::MessageSetSender::<MS>::send`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/msg_channel_core-0.1.0-beat.3/src/message_set.rs:81:22
[INFO] [stdout]     |
[INFO] [stdout]  69 |     pub fn send<M>(
[INFO] [stdout]     |            ---- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout]  81 |         MS::Handler: HandleReplay<M>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ required by this bound in `MessageSetSender::<MS>::send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MsgHandler: msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not satisfied
[INFO] [stdout]    --> examples/playground.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |         Ok(self.x.send(_msg.0)?.await)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not implemented for `MsgHandler`
[INFO] [stdout]    --> examples/playground.rs:9:1
[INFO] [stdout]     |
[INFO] [stdout]   9 | pub struct MsgHandler;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `msg_channel::HandleReplay<M>`:
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncMsg>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<TestMsgSetAsyncConcurrentVariant>`
[INFO] [stdout]             and 3 others
[INFO] [stdout] note: required by a bound in `msg_channel::MessageSetSender::<MS>::send`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/msg_channel_core-0.1.0-beat.3/src/message_set.rs:81:22
[INFO] [stdout]     |
[INFO] [stdout]  69 |     pub fn send<M>(
[INFO] [stdout]     |            ---- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout]  81 |         MS::Handler: HandleReplay<M>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ required by this bound in `MessageSetSender::<MS>::send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MsgHandler: msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not satisfied
[INFO] [stdout]    --> examples/playground.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |         Ok(self.x.send(_msg.0)?.await)
[INFO] [stdout]     |                                 ^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `msg_channel::HandleReplay<msg_channel::MessageSetItem<TestMsgSet>>` is not implemented for `MsgHandler`
[INFO] [stdout]    --> examples/playground.rs:9:1
[INFO] [stdout]     |
[INFO] [stdout]   9 | pub struct MsgHandler;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `msg_channel::HandleReplay<M>`:
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<AsyncMsg>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncConcurrentMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgA>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<SyncMsgB>`
[INFO] [stdout]               `MsgHandler` implements `msg_channel::HandleReplay<TestMsgSetAsyncConcurrentVariant>`
[INFO] [stdout]             and 3 others
[INFO] [stdout] note: required by a bound in `msg_channel::MessageSetSender::<MS>::send`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/msg_channel_core-0.1.0-beat.3/src/message_set.rs:81:22
[INFO] [stdout]     |
[INFO] [stdout]  69 |     pub fn send<M>(
[INFO] [stdout]     |            ---- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout]  81 |         MS::Handler: HandleReplay<M>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ required by this bound in `MessageSetSender::<MS>::send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]  --> examples/playground.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::future::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `msg_channel` (example "playground") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b46882c8235c3cf610cdac549a29bee4d84922d3388f04915ee75d31ba222029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46882c8235c3cf610cdac549a29bee4d84922d3388f04915ee75d31ba222029", kill_on_drop: false }`
[INFO] [stdout] b46882c8235c3cf610cdac549a29bee4d84922d3388f04915ee75d31ba222029
