[INFO] fetching crate merfolk_middleware_router 0.1.0...
[INFO] checking merfolk_middleware_router-0.1.0 against 47574b82ff3fe9b0a45ff65a4fe189e295ecb748 for pr-160780
[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 47574b82ff3fe9b0a45ff65a4fe189e295ecb748
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "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" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to highest compatible versions
[INFO] [stderr]       Adding derive_builder v0.10.2 (available: v0.20.2)
[INFO] [stderr]       Adding rand v0.8.8 (available: v0.10.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.20)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b
[INFO] running `Command { std: "docker" "start" "4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b" "/opt/rustwide/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b" "/opt/rustwide/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking spin v0.7.2
[INFO] [stderr]     Checking log v0.4.34
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.8
[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]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking merfolk v0.1.4
[INFO] [stderr]     Checking 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-1.53.1/src/sync/mod.rs:463:13
[INFO] [stdout]     |
[INFO] [stdout] 463 |     pub mod mpsc;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.53.1/src/macros/cfg.rs:464:19
[INFO] [stdout]     |
[INFO] [stdout] 464 |             #[cfg(feature = "sync")]
[INFO] [stdout]     |                   ---------------- the item is gated behind the `sync` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `merfolk_frontend_register` in this scope
[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]: cannot find module or crate `merfolk_frontend_register` in this scope
[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]: cannot find module or crate `merfolk_backend_in_process` in this scope
[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]: cannot find module or crate `merfolk_middleware_authentication` in this scope
[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]: cannot find module or crate `merfolk_backend_in_process` in this scope
[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]: cannot find module or crate `merfolk_middleware_authentication` in this scope
[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-1.53.1/src/lib.rs:567:5
[INFO] [stdout]     |
[INFO] [stdout] 567 |     mod sync;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `merfolk_backend_in_process` in this scope
[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>) = m...
[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]: cannot find module or crate `merfolk_backend_in_process` in this scope
[INFO] [stdout]   --> test/tests.rs:20:83
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...nel>, 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] [stdout] Some errors have detailed explanations: E0432, E0433, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `merfolk_middleware_router` (test "test") due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b", kill_on_drop: false }`
[INFO] [stdout] 4bb1198bcd21d9bad157b1c736f41d2e613e472058821155c153d1eee8cbb85b
