[INFO] fetching crate coordinator 0.1.1...
[INFO] testing coordinator-0.1.1 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate coordinator 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate coordinator 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate coordinator 0.1.1
[INFO] tweaked toml for crates.io crate coordinator 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coordinator 0.1.1 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate coordinator 0.1.1 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 188dad5347ac059fb31f69125af693206a61af712bbc80e89262076b0e658030
[INFO] running `Command { std: "docker" "start" "-a" "188dad5347ac059fb31f69125af693206a61af712bbc80e89262076b0e658030", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "188dad5347ac059fb31f69125af693206a61af712bbc80e89262076b0e658030", kill_on_drop: false }`
[INFO] [stdout] 188dad5347ac059fb31f69125af693206a61af712bbc80e89262076b0e658030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df4c3e0626a036732c38c02df6a7a371a31533141111981b47eddcf6950a1924
[INFO] running `Command { std: "docker" "start" "-a" "df4c3e0626a036732c38c02df6a7a371a31533141111981b47eddcf6950a1924", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
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[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v0.8.11
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[INFO] [stderr]    Compiling event-listener v5.3.1
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[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
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[INFO] [stderr]    Compiling derivative v2.2.0
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[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling coordinator_derive v0.1.0
[INFO] [stderr]    Compiling tokio v1.38.1
[INFO] [stderr]    Compiling futures-util v0.3.30
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[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling coordinator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "df4c3e0626a036732c38c02df6a7a371a31533141111981b47eddcf6950a1924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4c3e0626a036732c38c02df6a7a371a31533141111981b47eddcf6950a1924", kill_on_drop: false }`
[INFO] [stdout] df4c3e0626a036732c38c02df6a7a371a31533141111981b47eddcf6950a1924
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 002062222bb37dcf403fe2bc797ecc83646291b0e2ab38704434500bbc114d77
[INFO] running `Command { std: "docker" "start" "-a" "002062222bb37dcf403fe2bc797ecc83646291b0e2ab38704434500bbc114d77", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling coordinator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.15s
[INFO] running `Command { std: "docker" "inspect" "002062222bb37dcf403fe2bc797ecc83646291b0e2ab38704434500bbc114d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002062222bb37dcf403fe2bc797ecc83646291b0e2ab38704434500bbc114d77", kill_on_drop: false }`
[INFO] [stdout] 002062222bb37dcf403fe2bc797ecc83646291b0e2ab38704434500bbc114d77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b86102eb0107114ba6fb74aa827c98b01ea14e0ba3e9532458aeb2e593f24c80
[INFO] running `Command { std: "docker" "start" "-a" "b86102eb0107114ba6fb74aa827c98b01ea14e0ba3e9532458aeb2e593f24c80", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coordinator-ce4695eab6969f46)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test signal::tests::sig_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coordinator
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 73) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 35) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `TaskProcessor` in this scope
[INFO] [stdout]  --> src/lib.rs:38:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl TaskProcessor<i32> for Doubler {
[INFO] [stdout]   |      ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use coordinator::TaskProcessor;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Duration`
[INFO] [stdout]  --> src/lib.rs:41:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |         tokio::time::sleep(Duration::from_secs(1)).await;
[INFO] [stdout]   |                            ^^^^^^^^ use of undeclared type `Duration`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use tokio::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Coordinator`
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | let b = Coordinator::new(queue_len);
[INFO] [stdout]    |         ^^^^^^^^^^^ use of undeclared type `Coordinator`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use coordinator::Coordinator;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TaskPrefs`
[INFO] [stdout]   --> src/lib.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 28 | let join_handle = b.run(2, TaskPrefs::Any).await.unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^ use of undeclared type `TaskPrefs`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 2  + use coordinator::TaskPrefs;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/lib.rs:54:6
[INFO] [stdout]    |
[INFO] [stdout] 2  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() {
[INFO] [stdout]    |                                      ---------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 21 |     .await;
[INFO] [stdout]    |      ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/lib.rs:57:55
[INFO] [stdout]    |
[INFO] [stdout] 2  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() {
[INFO] [stdout]    |                                      ---------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 24 | b.add_worker("Doubler 2nd", |x| async move { x * 2 }).await;
[INFO] [stdout]    |                                                       ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/lib.rs:61:44
[INFO] [stdout]    |
[INFO] [stdout] 2  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() {
[INFO] [stdout]    |                                      ---------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 28 | let join_handle = b.run(2, TaskPrefs::Any).await.unwrap();
[INFO] [stdout]    |                                            ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/lib.rs:67:29
[INFO] [stdout]    |
[INFO] [stdout] 2  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() {
[INFO] [stdout]    |                                      ---------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 34 | let rs = join_handle.join().await.unwrap().0;
[INFO] [stdout]    |                             ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 73) stdout ----
[INFO] [stdout] error: cannot find attribute `coordinator` in this scope
[INFO] [stdout]   --> src/lib.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[coordinator]
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `coordinator` is imported here, but it is a crate, not an attribute
[INFO] [stdout]   --> src/lib.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | extern crate r#coordinator;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]    |
[INFO] [stdout] 2  + use coordinator::coordinator;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use coordinator_derive::coordinator;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stdout]   --> src/lib.rs:85:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | type ArcMut<T> = Arc<AssertUnwindSafe<Mutex<T>>>;
[INFO] [stdout]    |                  ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::sync::Arc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `AssertUnwindSafe` in this scope
[INFO] [stdout]   --> src/lib.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 14 | type ArcMut<T> = Arc<AssertUnwindSafe<Mutex<T>>>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::panic::AssertUnwindSafe;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mutex` in this scope
[INFO] [stdout]   --> src/lib.rs:85:39
[INFO] [stdout]    |
[INFO] [stdout] 14 | type ArcMut<T> = Arc<AssertUnwindSafe<Mutex<T>>>;
[INFO] [stdout]    |                                       ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::sync::Mutex;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use futures::lock::Mutex;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use tokio::sync::Mutex;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `RefUnwindSafe` in this scope
[INFO] [stdout]   --> src/lib.rs:90:29
[INFO] [stdout]    |
[INFO] [stdout] 19 |     I: InteractableObject + RefUnwindSafe,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::panic::RefUnwindSafe;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0424]: expected value, found module `self`
[INFO] [stdout]   --> src/lib.rs:101:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn meow_repeatedly(times: usize)
[INFO] [stdout]    |        --------------- this function doesn't have a `self` parameter
[INFO] [stdout] ...
[INFO] [stdout] 30 |                 self.meow().await;
[INFO] [stdout]    |                 ^^^^ `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stdout]    |
[INFO] [stdout] help: add a `self` receiver parameter to make the associated `fn` a method
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn meow_repeatedly(&self, times: usize)
[INFO] [stdout]    |                        ++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `CatFamilyProcessor` in this scope
[INFO] [stdout]   --> src/lib.rs:119:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl<I> CatFamilyProcessor<I> for DomesticatedCat
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `RefUnwindSafe` in this scope
[INFO] [stdout]   --> src/lib.rs:121:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |     I: InteractableObject + RefUnwindSafe + Send + Sync + 'static,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::panic::RefUnwindSafe;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Error` in this scope
[INFO] [stdout]   --> src/lib.rs:138:39
[INFO] [stdout]    |
[INFO] [stdout] 67 | async fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                                       ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::error::Error;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Coordinator`
[INFO] [stdout]   --> src/lib.rs:140:54
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let cat_family: CatFamily<Ball, Crystal, &str> = Coordinator::new(3).into();
[INFO] [stdout]    |                                                      ^^^^^^^^^^^ use of undeclared type `Coordinator`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use coordinator::Coordinator;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Arc`
[INFO] [stdout]   --> src/lib.rs:153:25
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let balls = Arc::new(AssertUnwindSafe(Mutex::new(Ball {
[INFO] [stdout]    |                         ^^^ use of undeclared type `Arc`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::sync::Arc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `AssertUnwindSafe` in this scope
[INFO] [stdout]   --> src/lib.rs:153:34
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let balls = Arc::new(AssertUnwindSafe(Mutex::new(Ball {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this tuple struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::panic::AssertUnwindSafe;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mutex`
[INFO] [stdout]   --> src/lib.rs:153:51
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let balls = Arc::new(AssertUnwindSafe(Mutex::new(Ball {
[INFO] [stdout]    |                                                   ^^^^^ use of undeclared type `Mutex`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::sync::Mutex;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use futures::lock::Mutex;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use tokio::sync::Mutex;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Error` in this scope
[INFO] [stdout]    --> src/lib.rs:194:37
[INFO] [stdout]     |
[INFO] [stdout] 123 |             return Ok::<(), Box<dyn Error + Send + Sync + 'static>>(());
[INFO] [stdout]     |                                     ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 2   + use std::error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0424, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 35)
[INFO] [stdout]     src/lib.rs - (line 73)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b86102eb0107114ba6fb74aa827c98b01ea14e0ba3e9532458aeb2e593f24c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86102eb0107114ba6fb74aa827c98b01ea14e0ba3e9532458aeb2e593f24c80", kill_on_drop: false }`
[INFO] [stdout] b86102eb0107114ba6fb74aa827c98b01ea14e0ba3e9532458aeb2e593f24c80
