[INFO] fetching crate dispatchers 0.3.0...
[INFO] checking dispatchers-0.3.0 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate dispatchers 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate dispatchers 0.3.0 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dispatchers 0.3.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dispatchers 0.3.0
[INFO] tweaked toml for crates.io crate dispatchers 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate dispatchers 0.3.0 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c71ec91992c387b50272c5ec20b94495b71c86572128ee19c5b541948d78c7c
[INFO] running `Command { std: "docker" "start" "-a" "4c71ec91992c387b50272c5ec20b94495b71c86572128ee19c5b541948d78c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c71ec91992c387b50272c5ec20b94495b71c86572128ee19c5b541948d78c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c71ec91992c387b50272c5ec20b94495b71c86572128ee19c5b541948d78c7c", kill_on_drop: false }`
[INFO] [stdout] 4c71ec91992c387b50272c5ec20b94495b71c86572128ee19c5b541948d78c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac64f5c6911387a0a29158dcab5daca0146cba76a9296f41a65b4f1e5fb02b82
[INFO] running `Command { std: "docker" "start" "-a" "ac64f5c6911387a0a29158dcab5daca0146cba76a9296f41a65b4f1e5fb02b82", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking thiserror v1.0.38
[INFO] [stderr]     Checking dispatchers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `dispatchers::Broadcaster`
[INFO] [stdout]  --> examples/broadcaster.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dispatchers::{Broadcaster, MessageType, Observer};
[INFO] [stdout]   |                   ^^^^^^^^^^^ no `Broadcaster` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio`
[INFO] [stdout]  --> examples/broadcaster.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio;
[INFO] [stdout]   |     ^^^^^ no external crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `tokio::main`
[INFO] [stdout]   --> examples/broadcaster.rs:56:3
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[tokio::main]
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `tokio::select`
[INFO] [stdout]   --> examples/broadcaster.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         tokio::select! {
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> examples/broadcaster.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dispatchers` (example "broadcaster") due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ac64f5c6911387a0a29158dcab5daca0146cba76a9296f41a65b4f1e5fb02b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac64f5c6911387a0a29158dcab5daca0146cba76a9296f41a65b4f1e5fb02b82", kill_on_drop: false }`
[INFO] [stdout] ac64f5c6911387a0a29158dcab5daca0146cba76a9296f41a65b4f1e5fb02b82
