[INFO] fetching crate nio-task 0.2.0...
[INFO] testing nio-task-0.2.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate nio-task 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate nio-task 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nio-task 0.2.0
[INFO] tweaked toml for crates.io crate nio-task 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nio-task 0.2.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nio-task 0.2.0 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-process v2.5.0
[INFO] [stderr]   Downloaded easy-parallel v3.3.1
[INFO] [stderr]   Downloaded flaky_test_impl v0.2.2
[INFO] [stderr]   Downloaded async-fs v2.2.0
[INFO] [stderr]   Downloaded async-net v2.0.0
[INFO] [stderr]   Downloaded async-signal v0.2.13
[INFO] [stderr]   Downloaded flaky_test v0.2.2
[INFO] [stderr]   Downloaded flume v0.12.0
[INFO] [stderr]   Downloaded smol v2.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17aab95235da95b647b8bb4178309d0352e0fea2b9595b387d767422eb7e8f94
[INFO] running `Command { std: "docker" "start" "-a" "17aab95235da95b647b8bb4178309d0352e0fea2b9595b387d767422eb7e8f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17aab95235da95b647b8bb4178309d0352e0fea2b9595b387d767422eb7e8f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17aab95235da95b647b8bb4178309d0352e0fea2b9595b387d767422eb7e8f94", kill_on_drop: false }`
[INFO] [stdout] 17aab95235da95b647b8bb4178309d0352e0fea2b9595b387d767422eb7e8f94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c50d4d747ada4913574b78bb092e90a4b00f7aa620a4107fd446e00a6d2d4e
[INFO] running `Command { std: "docker" "start" "-a" "26c50d4d747ada4913574b78bb092e90a4b00f7aa620a4107fd446e00a6d2d4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling nio-task v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "26c50d4d747ada4913574b78bb092e90a4b00f7aa620a4107fd446e00a6d2d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c50d4d747ada4913574b78bb092e90a4b00f7aa620a4107fd446e00a6d2d4e", kill_on_drop: false }`
[INFO] [stdout] 26c50d4d747ada4913574b78bb092e90a4b00f7aa620a4107fd446e00a6d2d4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2985d57488b6422796acdd89c8eceac44d1cfee068a6719f696e15daabd254c8
[INFO] running `Command { std: "docker" "start" "-a" "2985d57488b6422796acdd89c8eceac44d1cfee068a6719f696e15daabd254c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling fastrand v2.2.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling easy-parallel v3.3.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling flume v0.12.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling syn v1.0.109
[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 signal-hook-registry v1.4.2
[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 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.02s
[INFO] running `Command { std: "docker" "inspect" "2985d57488b6422796acdd89c8eceac44d1cfee068a6719f696e15daabd254c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2985d57488b6422796acdd89c8eceac44d1cfee068a6719f696e15daabd254c8", kill_on_drop: false }`
[INFO] [stdout] 2985d57488b6422796acdd89c8eceac44d1cfee068a6719f696e15daabd254c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 575b739ba0a22d53a0cca2e84f46fd4b5b4297bff3e30320fdf63c7bfd4e166c
[INFO] running `Command { std: "docker" "start" "-a" "575b739ba0a22d53a0cca2e84f46fd4b5b4297bff3e30320fdf63c7bfd4e166c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nio_task-5fa6df988e34d5d4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-e6a03f70b3d8da17)
[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] [stdout] running 10 tests
[INFO] [stdout] test cancel_and_run ... ok
[INFO] [stdout] test detach_and_run ... ok
[INFO] [stdout] test drop_inside_schedule ... ok
[INFO] [stdout] test drop_and_detach ... ok
[INFO] [stdout] test run_and_detach ... ok
[INFO] [stdout] test cancel_join ... ok
[INFO] [stdout] test schedule ... ok
[INFO] [stdout] test schedule_counter ... ok
[INFO] [stdout] test detach_and_drop ... ok
[INFO] [stdout] test run_and_cancel ... 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] [stderr]      Running tests/cancel.rs (/opt/rustwide/target/debug/deps/cancel-fc59255bda8f2ec4)
[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] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/join.rs (/opt/rustwide/target/debug/deps/join-d1017f6615f70826)
[INFO] [stdout] 
[INFO] [stdout] running 10 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 drop_and_join ... ok
[INFO] [stdout] test try_join_and_cancel_and_run ... ok
[INFO] [stdout] test try_join_and_run_and_cancel ... ok
[INFO] [stdout] test join_and_run ... ok
[INFO] [stdout] test try_join_and_run_and_join ... ok
[INFO] [stdout] test join_and_cancel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/metadata.rs (/opt/rustwide/target/debug/deps/metadata-25b377c87c04bd9a)
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/panic.rs (/opt/rustwide/target/debug/deps/panic-686ea2ed416e359d)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test detach_during_run ... ok
[INFO] [stdout] test try_join_and_run_and_join ... ok
[INFO] [stdout] test run_and_join ... ok
[INFO] [stdout] test try_join_during_run ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stderr]      Running tests/ready.rs (/opt/rustwide/target/debug/deps/ready-e2956d475c125f5b)
[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 0.65s
[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 0.60s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/waker_panic.rs (/opt/rustwide/target/debug/deps/waker_panic-ff44fd5ec8809edc)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test panic_and_poll ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test cancel_and_wake_during_run ... ok
[INFO] [stdout] test wake_and_cancel_during_run ... ok
[INFO] [stdout] test wake_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] [stdout] 
[INFO] [stderr]      Running tests/waker_pending.rs (/opt/rustwide/target/debug/deps/waker_pending-b90d51626c56b748)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test drop_last_waker ... ok
[INFO] [stdout] test drop_last_task ... ok
[INFO] [stdout] test cancel_last_task ... ok
[INFO] [stdout] test wake_and_cancel_during_run ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test wake_during_run ... ok
[INFO] [stdout] test cancel_and_wake_during_run ... ok
[INFO] [stderr]      Running tests/waker_ready.rs (/opt/rustwide/target/debug/deps/waker_ready-22ef7d684a20cd7e)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test wake_dropped ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test wake ... ok
[INFO] [stdout] test wake_completed ... ok
[INFO] [stderr]    Doc-tests nio_task
[INFO] [stdout] test wake_by_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/error.rs - error::JoinError::is_panic (line 38) ... FAILED
[INFO] [stdout] test src/error.rs - error::JoinError::into_panic (line 64) ... FAILED
[INFO] [stdout] test src/error.rs - error::JoinError::try_into_panic (line 91) ... FAILED
[INFO] [stdout] test src/../README.md - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/error.rs - error::JoinError::is_panic (line 38) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `nio` in this scope
[INFO] [stdout]   --> src/error.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[nio::main]
[INFO] [stdout]    |   ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `nio` in this scope
[INFO] [stdout]   --> src/error.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |     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[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/error.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/error.rs - error::JoinError::into_panic (line 64) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `nio` in this scope
[INFO] [stdout]   --> src/error.rs:67:3
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[nio::main]
[INFO] [stdout]    |   ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `nio` in this scope
[INFO] [stdout]   --> src/error.rs:69:15
[INFO] [stdout]    |
[INFO] [stdout] 69 |     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[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/error.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/error.rs - error::JoinError::try_into_panic (line 91) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `nio` in this scope
[INFO] [stdout]   --> src/error.rs:94:3
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[nio::main]
[INFO] [stdout]    |   ^^^ use of unresolved module or unlinked crate `nio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `nio` in this scope
[INFO] [stdout]   --> src/error.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 |     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[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/error.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/error.rs - error::JoinError::into_panic (line 64)
[INFO] [stdout]     src/error.rs - error::JoinError::is_panic (line 38)
[INFO] [stdout]     src/error.rs - error::JoinError::try_into_panic (line 91)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.67s; merged doctests compilation took 0.24s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "575b739ba0a22d53a0cca2e84f46fd4b5b4297bff3e30320fdf63c7bfd4e166c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575b739ba0a22d53a0cca2e84f46fd4b5b4297bff3e30320fdf63c7bfd4e166c", kill_on_drop: false }`
[INFO] [stdout] 575b739ba0a22d53a0cca2e84f46fd4b5b4297bff3e30320fdf63c7bfd4e166c
