[INFO] fetching crate rusty_link 0.4.5...
[INFO] testing rusty_link-0.4.5 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rusty_link 0.4.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rusty_link 0.4.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rusty_link 0.4.5
[INFO] tweaked toml for crates.io crate rusty_link 0.4.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_link 0.4.5 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusty_link 0.4.5 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3997fae5938a1395d7151f920f0398d59b630b80e7190f9abf171b083a49e26a
[INFO] running `Command { std: "docker" "start" "-a" "3997fae5938a1395d7151f920f0398d59b630b80e7190f9abf171b083a49e26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3997fae5938a1395d7151f920f0398d59b630b80e7190f9abf171b083a49e26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3997fae5938a1395d7151f920f0398d59b630b80e7190f9abf171b083a49e26a", kill_on_drop: false }`
[INFO] [stdout] 3997fae5938a1395d7151f920f0398d59b630b80e7190f9abf171b083a49e26a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4100b9cc2c0453d803b1b254138e1e1ab2335b1a358e9a29f37f977c7e3b22f
[INFO] running `Command { std: "docker" "start" "-a" "f4100b9cc2c0453d803b1b254138e1e1ab2335b1a358e9a29f37f977c7e3b22f", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling rusty_link v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.66s
[INFO] running `Command { std: "docker" "inspect" "f4100b9cc2c0453d803b1b254138e1e1ab2335b1a358e9a29f37f977c7e3b22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4100b9cc2c0453d803b1b254138e1e1ab2335b1a358e9a29f37f977c7e3b22f", kill_on_drop: false }`
[INFO] [stdout] f4100b9cc2c0453d803b1b254138e1e1ab2335b1a358e9a29f37f977c7e3b22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cc965602967b0077acd30caada3c7e6b039f7ebde10529f9258f2b312db9d03
[INFO] running `Command { std: "docker" "start" "-a" "6cc965602967b0077acd30caada3c7e6b039f7ebde10529f9258f2b312db9d03", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling rusty_link v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> examples/link_hut/audio_platform_cpal.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |         engine_callback: (impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32> + Send + 'static),
[INFO] [stdout]    |                          ^                                                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 -         engine_callback: (impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32> + Send + 'static),
[INFO] [stdout] 73 +         engine_callback: impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32> + Send + 'static ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> examples/link_hut/audio_platform_cpal.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |         mut engine_callback: (impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32>
[INFO] [stdout]     |                              ^
[INFO] [stdout] 105 |              + Send
[INFO] [stdout] 106 |              + 'static),
[INFO] [stdout]     |                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 ~         mut engine_callback: impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32>
[INFO] [stdout] 105 |              + Send
[INFO] [stdout] 106 ~              + 'static ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 50.42s
[INFO] running `Command { std: "docker" "inspect" "6cc965602967b0077acd30caada3c7e6b039f7ebde10529f9258f2b312db9d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc965602967b0077acd30caada3c7e6b039f7ebde10529f9258f2b312db9d03", kill_on_drop: false }`
[INFO] [stdout] 6cc965602967b0077acd30caada3c7e6b039f7ebde10529f9258f2b312db9d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bd7de2e52f7fbcc4c51fb1b7e83b7a2eb1bbc9cfbff395bdb5990a480697fe9
[INFO] running `Command { std: "docker" "start" "-a" "4bd7de2e52f7fbcc4c51fb1b7e83b7a2eb1bbc9cfbff395bdb5990a480697fe9", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> examples/link_hut/audio_platform_cpal.rs:73:26
[INFO] [stderr]    |
[INFO] [stderr] 73 |         engine_callback: (impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32> + Send + 'static),
[INFO] [stderr]    |                          ^                                                                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 73 -         engine_callback: (impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32> + Send + 'static),
[INFO] [stderr] 73 +         engine_callback: impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32> + Send + 'static ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/link_hut/audio_platform_cpal.rs:104:30
[INFO] [stderr]     |
[INFO] [stderr] 104 |         mut engine_callback: (impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32>
[INFO] [stderr]     |                              ^
[INFO] [stderr] 105 |              + Send
[INFO] [stderr] 106 |              + 'static),
[INFO] [stderr]     |                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 104 ~         mut engine_callback: impl FnMut(usize, u64, Duration, Duration, u64) -> Vec<f32>
[INFO] [stderr] 105 |              + Send
[INFO] [stderr] 106 ~              + 'static ,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty_link` (example "link_hut") generated 2 warnings (run `cargo fix --example "link_hut" -p rusty_link` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_link-4f36e7e1f87c93d2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_link
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/split.rs - split::split_closure (line 9) ... FAILED
[INFO] [stdout] test src/split.rs - split::split_closure_trailing_data (line 59) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/split.rs - split::split_closure (line 9) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `ffi_helpers`
[INFO] [stdout]   --> src/split.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let (state, callback) = ffi_helpers::split_closure(&mut some_closure);
[INFO] [stdout]    |                             ^^^^^^^^^^^ use of unresolved module or unlinked crate `ffi_helpers`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `ffi_helpers`, use `cargo add ffi_helpers` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function is unsafe and requires unsafe block
[INFO] [stdout]   --> src/split.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let got = cb(user_data, i);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/split.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | unsafe fn some_c_function(max_value: usize, cb: Callback, user_data: *mut c_void) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0133, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0133`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/split.rs - split::split_closure_trailing_data (line 59) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `c_void` in this scope
[INFO] [stdout]  --> src/split.rs:60:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | type Callback = unsafe extern "C" fn(usize, *mut c_void) -> usize;
[INFO] [stdout]   |                                                  ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::ffi::c_void;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::os::raw::c_void;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::ffi::c_void;
[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 E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/split.rs - split::split_closure (line 9)
[INFO] [stdout]     src/split.rs - split::split_closure_trailing_data (line 59)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.39s; merged doctests compilation took 0.16s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4bd7de2e52f7fbcc4c51fb1b7e83b7a2eb1bbc9cfbff395bdb5990a480697fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd7de2e52f7fbcc4c51fb1b7e83b7a2eb1bbc9cfbff395bdb5990a480697fe9", kill_on_drop: false }`
[INFO] [stdout] 4bd7de2e52f7fbcc4c51fb1b7e83b7a2eb1bbc9cfbff395bdb5990a480697fe9
