[INFO] fetching crate lv2rs-core 0.3.3...
[INFO] testing lv2rs-core-0.3.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate lv2rs-core 0.3.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lv2rs-core 0.3.3
[INFO] finished tweaking crates.io crate lv2rs-core 0.3.3
[INFO] tweaked toml for crates.io crate lv2rs-core 0.3.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lv2rs-core 0.3.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3697e5ead9e2a8acdfeaf1196fe31ac4144793992a38a098d10b413a850cf652
[INFO] running `Command { std: "docker" "start" "-a" "3697e5ead9e2a8acdfeaf1196fe31ac4144793992a38a098d10b413a850cf652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3697e5ead9e2a8acdfeaf1196fe31ac4144793992a38a098d10b413a850cf652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3697e5ead9e2a8acdfeaf1196fe31ac4144793992a38a098d10b413a850cf652", kill_on_drop: false }`
[INFO] [stdout] 3697e5ead9e2a8acdfeaf1196fe31ac4144793992a38a098d10b413a850cf652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] eb2db3fb2b3e6b2a095f0927ecb7568bba1a4be468b177662596fb0b2ea5a2f8
[INFO] running `Command { std: "docker" "start" "-a" "eb2db3fb2b3e6b2a095f0927ecb7568bba1a4be468b177662596fb0b2ea5a2f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lv2rs-core v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:269:55
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static ExtensionData> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static dyn ExtensionData> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:394:46
[INFO] [stdout]     |
[INFO] [stdout] 394 |         Some(ext_data) => ext_data as *const ExtensionData as *const c_void,
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 394 |         Some(ext_data) => ext_data as *const dyn ExtensionData as *const c_void,
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/plugin.rs:392:5
[INFO] [stdout]     |
[INFO] [stdout] 392 |     std::mem::forget(uri);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&CStr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 392 -     std::mem::forget(uri);
[INFO] [stdout] 392 +     let _ = uri;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "eb2db3fb2b3e6b2a095f0927ecb7568bba1a4be468b177662596fb0b2ea5a2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2db3fb2b3e6b2a095f0927ecb7568bba1a4be468b177662596fb0b2ea5a2f8", kill_on_drop: false }`
[INFO] [stdout] eb2db3fb2b3e6b2a095f0927ecb7568bba1a4be468b177662596fb0b2ea5a2f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 232de0358281cdc9ad9e38b2abebd5c578bbe9a25587ccb98a3371dd2af374f8
[INFO] running `Command { std: "docker" "start" "-a" "232de0358281cdc9ad9e38b2abebd5c578bbe9a25587ccb98a3371dd2af374f8", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:269:55
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static ExtensionData> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static dyn ExtensionData> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:394:46
[INFO] [stdout]     |
[INFO] [stdout] 394 |         Some(ext_data) => ext_data as *const ExtensionData as *const c_void,
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 394 |         Some(ext_data) => ext_data as *const dyn ExtensionData as *const c_void,
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/plugin.rs:392:5
[INFO] [stdout]     |
[INFO] [stdout] 392 |     std::mem::forget(uri);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&CStr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 392 -     std::mem::forget(uri);
[INFO] [stdout] 392 +     let _ = uri;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lv2rs-core v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:269:55
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static ExtensionData> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static dyn ExtensionData> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plugin.rs:394:46
[INFO] [stdout]     |
[INFO] [stdout] 394 |         Some(ext_data) => ext_data as *const ExtensionData as *const c_void,
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 394 |         Some(ext_data) => ext_data as *const dyn ExtensionData as *const c_void,
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/plugin.rs:392:5
[INFO] [stdout]     |
[INFO] [stdout] 392 |     std::mem::forget(uri);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&CStr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 392 -     std::mem::forget(uri);
[INFO] [stdout] 392 +     let _ = uri;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "232de0358281cdc9ad9e38b2abebd5c578bbe9a25587ccb98a3371dd2af374f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232de0358281cdc9ad9e38b2abebd5c578bbe9a25587ccb98a3371dd2af374f8", kill_on_drop: false }`
[INFO] [stdout] 232de0358281cdc9ad9e38b2abebd5c578bbe9a25587ccb98a3371dd2af374f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4ffe4db66cfa4e37c18d1ccbe9733e97464ecb0121b2338bafb1968faf610e58
[INFO] running `Command { std: "docker" "start" "-a" "4ffe4db66cfa4e37c18d1ccbe9733e97464ecb0121b2338bafb1968faf610e58", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/plugin.rs:269:55
[INFO] [stderr]     |
[INFO] [stderr] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static ExtensionData> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 269 |     fn extension_data(_uri: &CStr) -> Option<&'static dyn ExtensionData> {
[INFO] [stderr]     |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/plugin.rs:394:46
[INFO] [stderr]     |
[INFO] [stderr] 394 |         Some(ext_data) => ext_data as *const ExtensionData as *const c_void,
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 394 |         Some(ext_data) => ext_data as *const dyn ExtensionData as *const c_void,
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/plugin.rs:392:5
[INFO] [stderr]     |
[INFO] [stderr] 392 |     std::mem::forget(uri);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^---^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `&CStr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(forgetting_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 392 -     std::mem::forget(uri);
[INFO] [stderr] 392 +     let _ = uri;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `lv2rs-core` (lib) generated 3 warnings (run `cargo fix --lib -p lv2rs-core` to apply 2 suggestions)
[INFO] [stderr] warning: `lv2rs-core` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lv2rs_core-944458b056938740)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test feature::test_map_features ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/plugin.rs (/opt/rustwide/target/debug/deps/plugin-c5c068019b18c4c9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_plugin ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lv2rs_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - lv2_main (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ffe4db66cfa4e37c18d1ccbe9733e97464ecb0121b2338bafb1968faf610e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ffe4db66cfa4e37c18d1ccbe9733e97464ecb0121b2338bafb1968faf610e58", kill_on_drop: false }`
[INFO] [stdout] 4ffe4db66cfa4e37c18d1ccbe9733e97464ecb0121b2338bafb1968faf610e58
