[INFO] fetching crate fx-callback 2.0.0...
[INFO] testing fx-callback-2.0.0 against 1.98.0-beta.1 for beta-1.98-1
[INFO] extracting crate fx-callback 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate fx-callback 2.0.0
[INFO] finished tweaking crates.io crate fx-callback 2.0.0
[INFO] tweaked toml for crates.io crate fx-callback 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fx-callback 2.0.0 on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fx-callback 2.0.0 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" "+1.98.0-beta.1" "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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b
[INFO] running `Command { std: "docker" "start" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b", 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" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling fx-callback v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling unsafe-any-ors v1.0.0
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling typemap-ors v1.0.0
[INFO] [stderr]    Compiling thread-id v5.1.0
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling mock_instant v0.6.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling fx-callback v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling log4rs v1.4.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 37.77s
[INFO] running `Command { std: "docker" "inspect" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fx_callback-757b5ec14f7a3c23)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test callback::tests::test_invoke_dropped_receiver ... ok
[INFO] [stdout] test callback::tests::test_non_cloneable_type ... ok
[INFO] [stdout] test callback::tests::test_multi_threaded_invoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fx_callback
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/callback.rs - callback::MultiThreadedCallback (line 73) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... FAILED
[INFO] [stdout] test src/callback.rs - callback::Callback::subscribe (line 43) - compile ... FAILED
[INFO] [stdout] test src/callback.rs - callback::Callback (line 15) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 84) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 58) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 47) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 72) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `MyStruct` in this scope
[INFO] [stdout]   --> src/lib.rs:73:6
[INFO] [stdout]    |
[INFO] [stdout] 73 | impl MyStruct {
[INFO] [stdout]    |      ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `MyEvent` in this scope
[INFO] [stdout]   --> src/lib.rs:75:31
[INFO] [stdout]    |
[INFO] [stdout] 75 |         self.callbacks.invoke(MyEvent::Foo);
[INFO] [stdout]    |                               ^^^^^^^ use of undeclared type `MyEvent`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/callback.rs - callback::Callback::subscribe (line 43) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/callback.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     if let Some(event) = receiver.recv().await {
[INFO] [stdout]    |            ^^^^^^^^^^^   --------------------- this expression has type `Result<Arc<MyEvent>, tokio::sync::broadcast::error::RecvError>`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            expected `Result<Arc<MyEvent>, RecvError>`, found `Option<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<Arc<MyEvent>, tokio::sync::broadcast::error::RecvError>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 84) stdout ----
[INFO] [stdout] error: The default runtime flavor is `multi_thread`, but the `rt-multi-thread` feature is disabled.
[INFO] [stdout]   --> src/lib.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[tokio::main]
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `tokio::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `new` found for struct `MyStruct` in the current scope
[INFO] [stdout]    --> src/lib.rs:91:42
[INFO] [stdout]     |
[INFO] [stdout]  91 |     let struct_with_callback = MyStruct::new();
[INFO] [stdout]     |                                          ^^^ associated function or constant not found in `MyStruct`
[INFO] [stdout] ...
[INFO] [stdout] 105 | pub struct MyStruct {
[INFO] [stdout]     | ------------------- associated function or constant `new` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 58) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Callback` in this scope
[INFO] [stdout]   --> src/lib.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Callback<MyEvent> for MyStruct {
[INFO] [stdout]    |      ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `MyEvent` in this scope
[INFO] [stdout]   --> src/lib.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Callback<MyEvent> for MyStruct {
[INFO] [stdout]    |               ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl<MyEvent> Callback<MyEvent> for MyStruct {
[INFO] [stdout]    |     +++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `MyStruct` in this scope
[INFO] [stdout]   --> src/lib.rs:59:28
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Callback<MyEvent> for MyStruct {
[INFO] [stdout]    |                            ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Subscription` in this scope
[INFO] [stdout]   --> src/lib.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn subscribe(&self) -> Subscription<MyEvent> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `MyEvent` in this scope
[INFO] [stdout]   --> src/lib.rs:60:41
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn subscribe(&self) -> Subscription<MyEvent> {
[INFO] [stdout]    |                                         ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl<MyEvent> Callback<MyEvent> for MyStruct {
[INFO] [stdout]    |     +++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Subscriber` in this scope
[INFO] [stdout]   --> src/lib.rs:64:42
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn subscribe_with(&self, subscriber: Subscriber<MyEvent>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `MyEvent` in this scope
[INFO] [stdout]   --> src/lib.rs:64:53
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn subscribe_with(&self, subscriber: Subscriber<MyEvent>) {
[INFO] [stdout]    |                                                     ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl<MyEvent> Callback<MyEvent> for MyStruct {
[INFO] [stdout]    |     +++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 47) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `MyEvent` in this scope
[INFO] [stdout]   --> src/lib.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 |     callbacks: MultiThreadedCallback<MyEvent>,
[INFO] [stdout]    |                                      ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct MyStruct<MyEvent> {
[INFO] [stdout]    |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/callback.rs - callback::Callback::subscribe (line 43)
[INFO] [stdout]     src/lib.rs - (line 47)
[INFO] [stdout]     src/lib.rs - (line 58)
[INFO] [stdout]     src/lib.rs - (line 72)
[INFO] [stdout]     src/lib.rs - (line 84)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b", kill_on_drop: false }`
[INFO] [stdout] 6bedb179ccb77f47130cc1996b1c5a49c50714f76834389bddd0e886d198474b
