[INFO] fetching crate crossmist 0.1.8...
[INFO] checking crossmist-0.1.8 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate crossmist 0.1.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate crossmist 0.1.8 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crossmist 0.1.8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate crossmist 0.1.8
[INFO] tweaked toml for crates.io crate crossmist 0.1.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate crossmist 0.1.8 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filedesc v0.5.0
[INFO] [stderr]   Downloaded darling_macro v0.13.2
[INFO] [stderr]   Downloaded darling v0.13.2
[INFO] [stderr]   Downloaded tokio-seqpacket v0.5.4
[INFO] [stderr]   Downloaded ctor v0.1.22
[INFO] [stderr]   Downloaded paste v1.0.7
[INFO] [stderr]   Downloaded darling_core v0.13.2
[INFO] [stderr]   Downloaded syn v1.0.90
[INFO] [stderr]   Downloaded tokio v1.18.1
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.39.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.39.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.39.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.39.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.39.0
[INFO] [stderr]   Downloaded windows v0.39.0
[INFO] [stderr]   Downloaded crossmist-derive v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a811e1cfcce714aecb270e091710c3c3105128904364c50c032e3467d875114
[INFO] running `Command { std: "docker" "start" "-a" "8a811e1cfcce714aecb270e091710c3c3105128904364c50c032e3467d875114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a811e1cfcce714aecb270e091710c3c3105128904364c50c032e3467d875114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a811e1cfcce714aecb270e091710c3c3105128904364c50c032e3467d875114", kill_on_drop: false }`
[INFO] [stdout] 8a811e1cfcce714aecb270e091710c3c3105128904364c50c032e3467d875114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9af8c543705a9fc4a603a77c959a00429d5ed4eddbf142fb9c515becb713fe9b
[INFO] running `Command { std: "docker" "start" "-a" "9af8c543705a9fc4a603a77c959a00429d5ed4eddbf142fb9c515becb713fe9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]    Compiling darling_core v0.13.2
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling darling_macro v0.13.2
[INFO] [stderr]    Compiling darling v0.13.2
[INFO] [stderr]    Compiling crossmist-derive v0.1.8
[INFO] [stderr]     Checking crossmist v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_nonblock` is never used
[INFO] [stdout]   --> src/platform/unix/entry.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub(crate) fn enable_nonblock(fd: RawHandle) -> std::io::Result<()> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_nonblock` is never used
[INFO] [stdout]   --> src/platform/unix/entry.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub(crate) fn enable_nonblock(fd: RawHandle) -> std::io::Result<()> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> examples/worker_pool.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio::sync::{mpsc, Mutex};
[INFO] [stdout]    |     ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossmist::tokio`
[INFO] [stdout]  --> examples/worker_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tokio::{duplex, Child, Duplex},
[INFO] [stdout]   |     ^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> examples/worker_pool.rs:102:3
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]     |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> examples/worker_pool.rs:115:3
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]     |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossmist::tokio`
[INFO] [stdout]  --> tests/tokio.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossmist::tokio::{channel, duplex, Duplex, Receiver, Sender};
[INFO] [stdout]   |                ^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:47:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]    --> examples/worker_pool.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | #[func]
[INFO] [stdout]     | ^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   + use crossmist::Sender;
[INFO] [stdout]     |
[INFO] [stdout] 3   + use std::sync::mpsc::Sender;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_worker_0x7f1820d5e1d0>` in the current scope
[INFO] [stdout]   --> examples/worker_pool.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let child = worker.spawn_tokio(theirs).await?;
[INFO] [stdout]    |                                ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_worker_0x7f1820d5e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s in an async function that returns `Result`
[INFO] [stdout]   --> examples/worker_pool.rs:38:57
[INFO] [stdout]    |
[INFO] [stdout] 34 |       pub async fn new(concurrency: usize) -> Result<Self> {
[INFO] [stdout]    |  __________________________________________________________-
[INFO] [stdout] 35 | |         let (workers_sender, workers_receiver) = mpsc::unbounded_channel();
[INFO] [stdout] 36 | |         for _ in 0..concurrency {
[INFO] [stdout] 37 | |             let (ours, theirs) = duplex()?;
[INFO] [stdout] 38 | |             let child = worker.spawn_tokio(theirs).await?;
[INFO] [stdout]    | |                                                         ^ this `?` produces `_`, which is incompatible with `Result<WorkerPool, anyhow::Error>`
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |         })
[INFO] [stdout] 53 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `Result<WorkerPool, anyhow::Error>`
[INFO] [stdout]    = help: the following other types implement trait `FromResidual<R>`:
[INFO] [stdout]              <Result<T, F> as FromResidual<Result<Infallible, E>>>
[INFO] [stdout]              <Result<T, F> as FromResidual<Yeet<E>>>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> examples/worker_pool.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |             tasks.push(tokio::spawn(async move {
[INFO] [stdout]     |                        ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `or_else` exists for enum `Result<WorkerPool, Arc<WorkerPool>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> examples/worker_pool.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 28  |   struct WorkerPool {
[INFO] [stdout]     |   ----------------- doesn't satisfy `WorkerPool: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 132 | /     Arc::try_unwrap(pool)
[INFO] [stdout] 133 | |         .or_else(|_| bail!("Pool is still in use"))?
[INFO] [stdout]     | |         -^^^^^^^ method cannot be called on `Result<WorkerPool, Arc<WorkerPool>>` due to unsatisfied trait bounds
[INFO] [stdout]     | |_________|
[INFO] [stdout]     | 
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `{type error}: Sized`
[INFO] [stdout]             which is required by `WorkerPool: Sized`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_tokio` found for struct `CallWrapper<T_crossmist_simple_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 |         simple.run_tokio().await.expect("simple run failed"),
[INFO] [stdout]    |                ^^^^^^^^^ method not found in `CallWrapper<T_crossmist_simple_0x7f63a815e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `impl Future<Output = Result<(), anyhow::Error>>: crossmist::imp::Report` is not satisfied
[INFO] [stdout]    --> examples/worker_pool.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[crossmist::main]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^ the trait `crossmist::imp::Report` is not implemented for `impl Future<Output = Result<(), anyhow::Error>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `crossmist::imp::Report`:
[INFO] [stdout]               ()
[INFO] [stdout]               Result<T, E>
[INFO] [stdout]     = note: this error originates in the attribute macro `crossmist::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossmist` (example "worker_pool") due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_simple_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:72:14
[INFO] [stdout]    |
[INFO] [stdout] 71 | /         simple
[INFO] [stdout] 72 | |             .spawn_tokio()
[INFO] [stdout]    | |             -^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_simple_0x7f63a815e1d0>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_add_with_arguments_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 83 | /         add_with_arguments
[INFO] [stdout] 84 | |             .spawn_tokio(5, 7)
[INFO] [stdout]    | |             -^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_add_with_arguments_0x7f63a815e1d0>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_swap_complex_argument_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:99:14
[INFO] [stdout]    |
[INFO] [stdout] 98 | /         swap_complex_argument
[INFO] [stdout] 99 | |             .spawn_tokio(SimplePair { x: 5, y: 7 })
[INFO] [stdout]    | |             -^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_swap_complex_argument_0x7f63a815e1d0>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_with_passed_rx_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:111:40
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut child = with_passed_rx.spawn_tokio(rx).await.unwrap();
[INFO] [stdout]     |                                        ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_rx_0x7f63a815e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_with_passed_tx_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:120:40
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let mut child = with_passed_tx.spawn_tokio(tx).await.unwrap();
[INFO] [stdout]     |                                        ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_tx_0x7f63a815e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_with_passed_duplex_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:131:44
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut child = with_passed_duplex.spawn_tokio(downstream).await.unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_duplex_0x7f63a815e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_tokio` found for struct `CallWrapper<T_crossmist_with_passed_nested_channel_0x7f63a815e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:146:47
[INFO] [stdout]     |
[INFO] [stdout] 146 |         assert_eq!(with_passed_nested_channel.run_tokio(rx1).await.unwrap(), 5);
[INFO] [stdout]     |                                               ^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_nested_channel_0x7f63a815e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `impl Future<Output = ()>: crossmist::imp::Report` is not satisfied
[INFO] [stdout]   --> tests/tokio.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[crossmist::main]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ the trait `crossmist::imp::Report` is not implemented for `impl Future<Output = ()>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `crossmist::imp::Report`:
[INFO] [stdout]              ()
[INFO] [stdout]              Result<T, E>
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossmist` (test "tokio-main") due to 26 previous errors
[INFO] [stdout] error: aborting due to 25 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9af8c543705a9fc4a603a77c959a00429d5ed4eddbf142fb9c515becb713fe9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af8c543705a9fc4a603a77c959a00429d5ed4eddbf142fb9c515becb713fe9b", kill_on_drop: false }`
[INFO] [stdout] 9af8c543705a9fc4a603a77c959a00429d5ed4eddbf142fb9c515becb713fe9b
[INFO] checking crossmist-0.1.8 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate crossmist 0.1.8 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate crossmist 0.1.8 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crossmist 0.1.8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate crossmist 0.1.8
[INFO] tweaked toml for crates.io crate crossmist 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate crossmist 0.1.8 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c92ea584a0062c4d265dbb1c45aa7f5c7b5ad0b33790ce4504d40b3267f2592
[INFO] running `Command { std: "docker" "start" "-a" "7c92ea584a0062c4d265dbb1c45aa7f5c7b5ad0b33790ce4504d40b3267f2592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c92ea584a0062c4d265dbb1c45aa7f5c7b5ad0b33790ce4504d40b3267f2592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c92ea584a0062c4d265dbb1c45aa7f5c7b5ad0b33790ce4504d40b3267f2592", kill_on_drop: false }`
[INFO] [stdout] 7c92ea584a0062c4d265dbb1c45aa7f5c7b5ad0b33790ce4504d40b3267f2592
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6d54ebb2165c72edd4e0b795afac99cc4805bf7bd31f4295c2a475a9cdde715
[INFO] running `Command { std: "docker" "start" "-a" "b6d54ebb2165c72edd4e0b795afac99cc4805bf7bd31f4295c2a475a9cdde715", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]    Compiling darling_core v0.13.2
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling darling_macro v0.13.2
[INFO] [stderr]    Compiling darling v0.13.2
[INFO] [stderr]    Compiling crossmist-derive v0.1.8
[INFO] [stderr]     Checking crossmist v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_nonblock` is never used
[INFO] [stdout]   --> src/platform/unix/entry.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub(crate) fn enable_nonblock(fd: RawHandle) -> std::io::Result<()> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_nonblock` is never used
[INFO] [stdout]   --> src/platform/unix/entry.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub(crate) fn enable_nonblock(fd: RawHandle) -> std::io::Result<()> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> examples/worker_pool.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio::sync::{mpsc, Mutex};
[INFO] [stdout]    |     ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossmist::tokio`
[INFO] [stdout]  --> examples/worker_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tokio::{duplex, Child, Duplex},
[INFO] [stdout]   |     ^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> examples/worker_pool.rs:102:3
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]     |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> examples/worker_pool.rs:115:3
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]     |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossmist::tokio`
[INFO] [stdout]  --> tests/tokio.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossmist::tokio::{channel, duplex, Duplex, Receiver, Sender};
[INFO] [stdout]   |                ^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:47:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/tokio.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[tokio::main(flavor = "current_thread")]
[INFO] [stdout]    |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]    --> examples/worker_pool.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | #[func]
[INFO] [stdout]     | ^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   + use crossmist::Sender;
[INFO] [stdout]     |
[INFO] [stdout] 3   + use std::sync::mpsc::Sender;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `tokio` in `crossmist`
[INFO] [stdout]   --> tests/tokio.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[crossmist::func]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ could not find `tokio` in `crossmist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use crossmist::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::sync::mpsc::Sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_worker_0x7f375575e1d0>` in the current scope
[INFO] [stdout]   --> examples/worker_pool.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let child = worker.spawn_tokio(theirs).await?;
[INFO] [stdout]    |                                ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_worker_0x7f375575e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s in an async function that returns `Result`
[INFO] [stdout]   --> examples/worker_pool.rs:38:57
[INFO] [stdout]    |
[INFO] [stdout] 34 |       pub async fn new(concurrency: usize) -> Result<Self> {
[INFO] [stdout]    |  __________________________________________________________-
[INFO] [stdout] 35 | |         let (workers_sender, workers_receiver) = mpsc::unbounded_channel();
[INFO] [stdout] 36 | |         for _ in 0..concurrency {
[INFO] [stdout] 37 | |             let (ours, theirs) = duplex()?;
[INFO] [stdout] 38 | |             let child = worker.spawn_tokio(theirs).await?;
[INFO] [stdout]    | |                                                         ^ this `?` produces `_`, which is incompatible with `Result<WorkerPool, anyhow::Error>`
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |         })
[INFO] [stdout] 53 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `Result<WorkerPool, anyhow::Error>`
[INFO] [stdout]    = help: the following other types implement trait `FromResidual<R>`:
[INFO] [stdout]              <Result<T, F> as FromResidual<Result<Infallible, E>>>
[INFO] [stdout]              <Result<T, F> as FromResidual<Yeet<E>>>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> examples/worker_pool.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |             tasks.push(tokio::spawn(async move {
[INFO] [stdout]     |                        ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `or_else` exists for enum `Result<WorkerPool, Arc<WorkerPool>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> examples/worker_pool.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 28  |   struct WorkerPool {
[INFO] [stdout]     |   ----------------- doesn't satisfy `WorkerPool: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 132 | /     Arc::try_unwrap(pool)
[INFO] [stdout] 133 | |         .or_else(|_| bail!("Pool is still in use"))?
[INFO] [stdout]     | |         -^^^^^^^ method cannot be called on `Result<WorkerPool, Arc<WorkerPool>>` due to unsatisfied trait bounds
[INFO] [stdout]     | |_________|
[INFO] [stdout]     | 
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `{type error}: Sized`
[INFO] [stdout]             which is required by `WorkerPool: Sized`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_tokio` found for struct `CallWrapper<T_crossmist_simple_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 |         simple.run_tokio().await.expect("simple run failed"),
[INFO] [stdout]    |                ^^^^^^^^^ method not found in `CallWrapper<T_crossmist_simple_0x7faee6f5e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `impl Future<Output = Result<(), anyhow::Error>>: crossmist::imp::Report` is not satisfied
[INFO] [stdout]    --> examples/worker_pool.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[crossmist::main]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^ the trait `crossmist::imp::Report` is not implemented for `impl Future<Output = Result<(), anyhow::Error>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `crossmist::imp::Report`:
[INFO] [stdout]               ()
[INFO] [stdout]               Result<T, E>
[INFO] [stdout]     = note: this error originates in the attribute macro `crossmist::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossmist` (example "worker_pool") due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_simple_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:72:14
[INFO] [stdout]    |
[INFO] [stdout] 71 | /         simple
[INFO] [stdout] 72 | |             .spawn_tokio()
[INFO] [stdout]    | |             -^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_simple_0x7faee6f5e1d0>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_add_with_arguments_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 83 | /         add_with_arguments
[INFO] [stdout] 84 | |             .spawn_tokio(5, 7)
[INFO] [stdout]    | |             -^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_add_with_arguments_0x7faee6f5e1d0>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_swap_complex_argument_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]   --> tests/tokio.rs:99:14
[INFO] [stdout]    |
[INFO] [stdout] 98 | /         swap_complex_argument
[INFO] [stdout] 99 | |             .spawn_tokio(SimplePair { x: 5, y: 7 })
[INFO] [stdout]    | |             -^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_swap_complex_argument_0x7faee6f5e1d0>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_with_passed_rx_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:111:40
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut child = with_passed_rx.spawn_tokio(rx).await.unwrap();
[INFO] [stdout]     |                                        ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_rx_0x7faee6f5e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_with_passed_tx_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:120:40
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let mut child = with_passed_tx.spawn_tokio(tx).await.unwrap();
[INFO] [stdout]     |                                        ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_tx_0x7faee6f5e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `spawn_tokio` found for struct `CallWrapper<T_crossmist_with_passed_duplex_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:131:44
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut child = with_passed_duplex.spawn_tokio(downstream).await.unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_duplex_0x7faee6f5e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_tokio` found for struct `CallWrapper<T_crossmist_with_passed_nested_channel_0x7faee6f5e1d0>` in the current scope
[INFO] [stdout]    --> tests/tokio.rs:146:47
[INFO] [stdout]     |
[INFO] [stdout] 146 |         assert_eq!(with_passed_nested_channel.run_tokio(rx1).await.unwrap(), 5);
[INFO] [stdout]     |                                               ^^^^^^^^^ method not found in `CallWrapper<T_crossmist_with_passed_nested_channel_0x7faee6f5e1d0>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `impl Future<Output = ()>: crossmist::imp::Report` is not satisfied
[INFO] [stdout]   --> tests/tokio.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[crossmist::main]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ the trait `crossmist::imp::Report` is not implemented for `impl Future<Output = ()>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `crossmist::imp::Report`:
[INFO] [stdout]              ()
[INFO] [stdout]              Result<T, E>
[INFO] [stdout]    = note: this error originates in the attribute macro `crossmist::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 25 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossmist` (test "tokio-main") due to 26 previous errors
[INFO] running `Command { std: "docker" "inspect" "b6d54ebb2165c72edd4e0b795afac99cc4805bf7bd31f4295c2a475a9cdde715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d54ebb2165c72edd4e0b795afac99cc4805bf7bd31f4295c2a475a9cdde715", kill_on_drop: false }`
[INFO] [stdout] b6d54ebb2165c72edd4e0b795afac99cc4805bf7bd31f4295c2a475a9cdde715
