[INFO] fetching crate merfolk_middleware_router 0.1.0...
[INFO] testing merfolk_middleware_router-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate merfolk_middleware_router 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate merfolk_middleware_router 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate merfolk_middleware_router 0.1.0
[INFO] tweaked toml for crates.io crate merfolk_middleware_router 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merfolk_middleware_router 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding derive_builder v0.10.2 (available: v0.20.2)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e3a454c906be8685ad2b832247318b596bca37582239900c518112ef438c49b
[INFO] running `Command { std: "docker" "start" "-a" "0e3a454c906be8685ad2b832247318b596bca37582239900c518112ef438c49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3a454c906be8685ad2b832247318b596bca37582239900c518112ef438c49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3a454c906be8685ad2b832247318b596bca37582239900c518112ef438c49b", kill_on_drop: false }`
[INFO] [stdout] 0e3a454c906be8685ad2b832247318b596bca37582239900c518112ef438c49b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd8abc99ba36d630e85eef8b841073a1b8f2713df7f4cf5aa8052f9b9146a8a4
[INFO] running `Command { std: "docker" "start" "-a" "dd8abc99ba36d630e85eef8b841073a1b8f2713df7f4cf5aa8052f9b9146a8a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling spin v0.7.1
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling merfolk v0.1.4
[INFO] [stderr]    Compiling merfolk_middleware_router v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.72s
[INFO] running `Command { std: "docker" "inspect" "dd8abc99ba36d630e85eef8b841073a1b8f2713df7f4cf5aa8052f9b9146a8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8abc99ba36d630e85eef8b841073a1b8f2713df7f4cf5aa8052f9b9146a8a4", kill_on_drop: false }`
[INFO] [stdout] dd8abc99ba36d630e85eef8b841073a1b8f2713df7f4cf5aa8052f9b9146a8a4
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2162357dc112067b5cf572dcfce673c89a33548f71aee575e2af9d69031489db
[INFO] running `Command { std: "docker" "start" "-a" "2162357dc112067b5cf572dcfce673c89a33548f71aee575e2af9d69031489db", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling merfolk_middleware_router v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `tokio::sync::mpsc`, `tokio::sync::mpsc`
[INFO] [stdout]    --> test/tests.rs:10:5
[INFO] [stdout]     |
[INFO] [stdout]  10 |     mpsc,
[INFO] [stdout]     |     ^^^^ no `mpsc` in `sync`
[INFO] [stdout]  11 |     mpsc::{Receiver, Sender},
[INFO] [stdout]     |     ^^^^ could not find `mpsc` in `sync`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing this module instead:
[INFO] [stdout]             std::sync::mpsc
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/sync/mod.rs:460:13
[INFO] [stdout]     |
[INFO] [stdout] 449 | / cfg_sync! {
[INFO] [stdout] 450 | |     /// Named future types.
[INFO] [stdout] 451 | |     pub mod futures {
[INFO] [stdout] 452 | |         pub use super::notify::{Notified, OwnedNotified};
[INFO] [stdout] ...   |
[INFO] [stdout] 460 | |     pub mod mpsc;
[INFO] [stdout]     | |             ^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 494 | |     pub mod watch;
[INFO] [stdout] 495 | | }
[INFO] [stdout]     | |_- the item is gated behind the `sync` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_frontend_register`
[INFO] [stdout]   --> test/tests.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |   let register_caller = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_frontend_register`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_frontend_register`, use `cargo add merfolk_frontend_register` to add it to your `Cargo.toml`
[INFO] [stdout] help: there is an enum variant `crate::Error::Register` and 1 other; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 14 -   let register_caller = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout] 14 +   let register_caller = crate::Error::builder().build().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 14 -   let register_caller = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout] 14 +   let register_caller = merfolk::Error::builder().build().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_frontend_register`
[INFO] [stdout]   --> test/tests.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |   let register_receiver = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_frontend_register`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_frontend_register`, use `cargo add merfolk_frontend_register` to add it to your `Cargo.toml`
[INFO] [stdout] help: there is an enum variant `crate::Error::Register` and 1 other; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 15 -   let register_receiver = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout] 15 +   let register_receiver = crate::Error::builder().build().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 15 -   let register_receiver = merfolk_frontend_register::Register::builder().build().unwrap();
[INFO] [stdout] 15 +   let register_receiver = merfolk::Error::builder().build().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]   --> test/tests.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     .backend(merfolk_backend_in_process::InProcess::builder().to(to).build().unwrap())
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_backend_in_process`, use `cargo add merfolk_backend_in_process` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_middleware_authentication`
[INFO] [stdout]   --> test/tests.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     .middlewares(vec![merfolk_middleware_authentication::Authentication::builder().auth((auth.0, auth.1)).build_boxed().unwrap()])
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_middleware_authentication`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_middleware_authentication`, use `cargo add merfolk_middleware_authentication` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]   --> test/tests.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |     .backend(merfolk_backend_in_process::InProcess::builder().from(from).build().unwrap())
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_backend_in_process`, use `cargo add merfolk_backend_in_process` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_middleware_authentication`
[INFO] [stdout]   --> test/tests.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 |       merfolk_middleware_authentication::Authentication::builder()
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_middleware_authentication`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_middleware_authentication`, use `cargo add merfolk_middleware_authentication` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `sync` is private
[INFO] [stdout]    --> test/tests.rs:9:14
[INFO] [stdout]     |
[INFO] [stdout]   9 |   use tokio::sync::{
[INFO] [stdout]     |              ^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `sync` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/lib.rs:546:5
[INFO] [stdout]     |
[INFO] [stdout] 546 |     mod sync;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]   --> test/tests.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 |   let (to, from): (Sender<merfolk_backend_in_process::InProcessChannel>, Receiver<merfolk_backend_in_process::InProcessChannel>) = mpsc::...
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_backend_in_process`, use `cargo add merfolk_backend_in_process` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]   --> test/tests.rs:20:83
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...hannel>, Receiver<merfolk_backend_in_process::InProcessChannel>) = mpsc::channel(1);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merfolk_backend_in_process`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `merfolk_backend_in_process`, use `cargo add merfolk_backend_in_process` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `merfolk_middleware_router` (test "test") due to 10 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0603.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2162357dc112067b5cf572dcfce673c89a33548f71aee575e2af9d69031489db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2162357dc112067b5cf572dcfce673c89a33548f71aee575e2af9d69031489db", kill_on_drop: false }`
[INFO] [stdout] 2162357dc112067b5cf572dcfce673c89a33548f71aee575e2af9d69031489db
