[INFO] fetching crate nio-task 0.0.1...
[INFO] testing nio-task-0.0.1 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate nio-task 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nio-task 0.0.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nio-task 0.0.1
[INFO] tweaked toml for crates.io crate nio-task 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nio-task 0.0.1 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nio-task 0.0.1 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5d248fb35919ab59553477ef5db95a9b7a4b51d486807ffb083e1a99b101560
[INFO] running `Command { std: "docker" "start" "-a" "b5d248fb35919ab59553477ef5db95a9b7a4b51d486807ffb083e1a99b101560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5d248fb35919ab59553477ef5db95a9b7a4b51d486807ffb083e1a99b101560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d248fb35919ab59553477ef5db95a9b7a4b51d486807ffb083e1a99b101560", kill_on_drop: false }`
[INFO] [stdout] b5d248fb35919ab59553477ef5db95a9b7a4b51d486807ffb083e1a99b101560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] bba0151c89384bc3f72e1ff75e5a656a9eda36a4e1341f8575aa218400516784
[INFO] running `Command { std: "docker" "start" "-a" "bba0151c89384bc3f72e1ff75e5a656a9eda36a4e1341f8575aa218400516784", kill_on_drop: false }`
[INFO] [stderr]    Compiling nio-task v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "bba0151c89384bc3f72e1ff75e5a656a9eda36a4e1341f8575aa218400516784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba0151c89384bc3f72e1ff75e5a656a9eda36a4e1341f8575aa218400516784", kill_on_drop: false }`
[INFO] [stdout] bba0151c89384bc3f72e1ff75e5a656a9eda36a4e1341f8575aa218400516784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] c2b89cc402a46025c3243943b2b5251b5bb777893b8dfee637da01efbf7d3a4c
[INFO] running `Command { std: "docker" "start" "-a" "c2b89cc402a46025c3243943b2b5251b5bb777893b8dfee637da01efbf7d3a4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling fastrand v2.2.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling easy-parallel v3.3.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling flume v0.12.0
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-fs v2.2.0
[INFO] [stderr]    Compiling flaky_test_impl v0.2.2
[INFO] [stderr]    Compiling flaky_test v0.2.2
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-signal v0.2.13
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]    Compiling nio-task v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.39s
[INFO] running `Command { std: "docker" "inspect" "c2b89cc402a46025c3243943b2b5251b5bb777893b8dfee637da01efbf7d3a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b89cc402a46025c3243943b2b5251b5bb777893b8dfee637da01efbf7d3a4c", kill_on_drop: false }`
[INFO] [stdout] c2b89cc402a46025c3243943b2b5251b5bb777893b8dfee637da01efbf7d3a4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] b1e189fdbb4a0954b18d41d8b1c1bc884c5519ef9625774e617f050869a9a180
[INFO] running `Command { std: "docker" "start" "-a" "b1e189fdbb4a0954b18d41d8b1c1bc884c5519ef9625774e617f050869a9a180", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/nio-task/89c322eec7b78622/deps/nio_task-89c322eec7b78622)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/build/nio-task/8c334a65c8002547/deps/basic-8c334a65c8002547)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cancel.rs (/opt/rustwide/target/debug/build/nio-task/3bd7180d1e8d8f27/deps/cancel-3bd7180d1e8d8f27)
[INFO] [stdout] running 10 tests
[INFO] [stdout] test cancel_and_run ... ok
[INFO] [stdout] test cancel_join ... ok
[INFO] [stdout] test detach_and_run ... ok
[INFO] [stdout] test detach_and_drop ... ok
[INFO] [stdout] test drop_and_detach ... ok
[INFO] [stdout] test drop_inside_schedule ... ok
[INFO] [stdout] test run_and_cancel ... ok
[INFO] [stdout] test run_and_detach ... ok
[INFO] [stdout] test schedule ... ok
[INFO] [stdout] test schedule_counter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test run_and_cancel ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test cancel_and_run ... ok
[INFO] [stderr]      Running tests/join.rs (/opt/rustwide/target/debug/build/nio-task/157e28e9ceceaa58/deps/join-157e28e9ceceaa58)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test await_output ... ok
[INFO] [stdout] test detach_and_run ... ok
[INFO] [stdout] test run_and_join ... ok
[INFO] [stdout] test join_twice ... ok
[INFO] [stdout] test try_join_and_cancel_and_run ... ok
[INFO] [stdout] test try_join_and_run_and_cancel ... ok
[INFO] [stdout] test try_join_and_run_and_join ... ok
[INFO] [stdout] test join_and_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/metadata.rs (/opt/rustwide/target/debug/build/nio-task/3ea6605ee90933f9/deps/metadata-3ea6605ee90933f9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test metadata_use_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/panic.rs (/opt/rustwide/target/debug/build/nio-task/e776710b431c6968/deps/panic-e776710b431c6968)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test try_join_and_run_and_join ... ok
[INFO] [stdout] test detach_during_run ... ok
[INFO] [stdout] test run_and_join ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test try_join_during_run ... ok
[INFO] [stderr]      Running tests/ready.rs (/opt/rustwide/target/debug/build/nio-task/3d528ed528386f96/deps/ready-3d528ed528386f96)
[INFO] [stdout] test join_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test detach_during_run ... ok
[INFO] [stdout] test try_join_during_run ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test join_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/waker_panic.rs (/opt/rustwide/target/debug/build/nio-task/e87ffe0911ea013c/deps/waker_panic-e87ffe0911ea013c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test panic_and_poll ... ok
[INFO] [stdout] test cancel_and_wake_during_run ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test wake_during_run ... ok
[INFO] [stdout] test wake_and_cancel_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/waker_pending.rs (/opt/rustwide/target/debug/build/nio-task/de68d169de73b95e/deps/waker_pending-de68d169de73b95e)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test drop_last_waker ... ok
[INFO] [stdout] test cancel_last_task ... ok
[INFO] [stdout] test drop_last_task ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test cancel_and_wake_during_run ... ok
[INFO] [stdout] test wake_during_run ... ok
[INFO] [stdout] test wake_and_cancel_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/waker_ready.rs (/opt/rustwide/target/debug/build/nio-task/6ee7df58ef3d3909/deps/waker_ready-6ee7df58ef3d3909)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test wake_dropped ... ok
[INFO] [stdout] test wake ... ok
[INFO] [stdout] test wake_by_ref ... ok
[INFO] [stdout] test wake_completed ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nio_task
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/error.rs - error::JoinError::is_panic (line 46) ... FAILED
[INFO] [stdout] test src/error.rs - error::JoinError::try_into_panic (line 99) ... FAILED
[INFO] [stdout] test src/error.rs - error::JoinError::into_panic (line 72) ... FAILED
[INFO] [stdout] test src/../README.md - (line 3) ... ok
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/error.rs - error::JoinError::is_panic (line 46) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `nio`
[INFO] [stdout]   --> src/error.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 49 | #[nio::main]
[INFO] [stdout]    |   ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `nio`
[INFO] [stdout]   --> src/error.rs:51:15
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let err = nio::spawn(async {
[INFO] [stdout]    |               ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `nio`, use `cargo add nio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/error.rs:51:15
[INFO] [stdout]    |
[INFO] [stdout] 51 |       let err = nio::spawn(async {
[INFO] [stdout]    |  _______________^
[INFO] [stdout] 52 | |         panic!("boom");
[INFO] [stdout] 53 | |     }).await.unwrap_err();
[INFO] [stdout]    | |____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/error.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/error.rs - error::JoinError::try_into_panic (line 99) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `nio`
[INFO] [stdout]    --> src/error.rs:102:3
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[nio::main]
[INFO] [stdout]     |   ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `nio`
[INFO] [stdout]    --> src/error.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let err = nio::spawn(async {
[INFO] [stdout]     |               ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `nio`, use `cargo add nio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/error.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 104 |       let err = nio::spawn(async {
[INFO] [stdout]     |  _______________^
[INFO] [stdout] 105 | |         panic!("boom");
[INFO] [stdout] 106 | |     }).await.unwrap_err();
[INFO] [stdout]     | |____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]    --> src/error.rs:103:1
[INFO] [stdout]     |
[INFO] [stdout] 103 | async fn main() {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/error.rs - error::JoinError::into_panic (line 72) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `nio`
[INFO] [stdout]   --> src/error.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[nio::main]
[INFO] [stdout]    |   ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `nio`
[INFO] [stdout]   --> src/error.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let err = nio::spawn(async {
[INFO] [stdout]    |               ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `nio`, use `cargo add nio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/error.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |       let err = nio::spawn(async {
[INFO] [stdout]    |  _______________^
[INFO] [stdout] 78 | |         panic!("boom");
[INFO] [stdout] 79 | |     }).await.unwrap_err();
[INFO] [stdout]    | |____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/error.rs:76:1
[INFO] [stdout]    |
[INFO] [stdout] 76 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/error.rs - error::JoinError::into_panic (line 72)
[INFO] [stdout]     src/error.rs - error::JoinError::is_panic (line 46)
[INFO] [stdout]     src/error.rs - error::JoinError::try_into_panic (line 99)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.51s; merged doctests compilation took 0.19s
[INFO] running `Command { std: "docker" "inspect" "b1e189fdbb4a0954b18d41d8b1c1bc884c5519ef9625774e617f050869a9a180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e189fdbb4a0954b18d41d8b1c1bc884c5519ef9625774e617f050869a9a180", kill_on_drop: false }`
[INFO] [stdout] b1e189fdbb4a0954b18d41d8b1c1bc884c5519ef9625774e617f050869a9a180
