[INFO] fetching crate actors 0.1.0...
[INFO] testing actors-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate actors 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate actors 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actors 0.1.0
[INFO] finished tweaking crates.io crate actors 0.1.0
[INFO] tweaked toml for crates.io crate actors 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd6aac499d84922671b68ab25ec8ed6e5cad3a15305abc9c39f9aa00235f4306
[INFO] running `Command { std: "docker" "start" "-a" "bd6aac499d84922671b68ab25ec8ed6e5cad3a15305abc9c39f9aa00235f4306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd6aac499d84922671b68ab25ec8ed6e5cad3a15305abc9c39f9aa00235f4306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd6aac499d84922671b68ab25ec8ed6e5cad3a15305abc9c39f9aa00235f4306", kill_on_drop: false }`
[INFO] [stdout] bd6aac499d84922671b68ab25ec8ed6e5cad3a15305abc9c39f9aa00235f4306
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea5f8f64b6a74566887b0095dfb3d3f6fbc02313d17d7d2371fe57cf42d9c448
[INFO] running `Command { std: "docker" "start" "-a" "ea5f8f64b6a74566887b0095dfb3d3f6fbc02313d17d7d2371fe57cf42d9c448", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling actors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<Message: Send> Actor<Message> for FnMut(Message) + Send {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Message) + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Message` cannot be sent between threads safely
[INFO] [stdout]   --> src/channel/mod.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ActorCell<Message, A: Actor<Message>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ `Message` cannot be sent between threads safely
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait Actor<Message: Send>: Send {
[INFO] [stdout]    |                          ---- required by this bound in `Actor`
[INFO] [stdout]    |
[INFO] [stdout] help: consider restricting type parameter `Message`
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ActorCell<Message: std::marker::Send, A: Actor<Message>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `actors`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ea5f8f64b6a74566887b0095dfb3d3f6fbc02313d17d7d2371fe57cf42d9c448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5f8f64b6a74566887b0095dfb3d3f6fbc02313d17d7d2371fe57cf42d9c448", kill_on_drop: false }`
[INFO] [stdout] ea5f8f64b6a74566887b0095dfb3d3f6fbc02313d17d7d2371fe57cf42d9c448