[INFO] fetching crate loupedeck 0.0.0...
[INFO] testing loupedeck-0.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate loupedeck 0.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate loupedeck 0.0.0
[INFO] finished tweaking crates.io crate loupedeck 0.0.0
[INFO] tweaked toml for crates.io crate loupedeck 0.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate loupedeck 0.0.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding core-foundation v0.10.0 (available: v0.10.1)
[INFO] [stderr]       Adding quote v1.0.40 (available: v1.0.41)
[INFO] [stderr]       Adding rustc_version v0.2.3 (available: v0.4.1)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b03ecb6f59ef34fa2002e043e58e89b868a5bdf87c02bad556f332e8ebd0ec05
[INFO] running `Command { std: "docker" "start" "-a" "b03ecb6f59ef34fa2002e043e58e89b868a5bdf87c02bad556f332e8ebd0ec05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b03ecb6f59ef34fa2002e043e58e89b868a5bdf87c02bad556f332e8ebd0ec05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03ecb6f59ef34fa2002e043e58e89b868a5bdf87c02bad556f332e8ebd0ec05", kill_on_drop: false }`
[INFO] [stdout] b03ecb6f59ef34fa2002e043e58e89b868a5bdf87c02bad556f332e8ebd0ec05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d572ba5cbf960ea07de43aa36edebfd4c7fb61666a19ef76b5b106aebbe67ce1
[INFO] running `Command { std: "docker" "start" "-a" "d572ba5cbf960ea07de43aa36edebfd4c7fb61666a19ef76b5b106aebbe67ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling loupedeck v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling unescaper v0.1.6
[INFO] [stderr]    Compiling serialport v4.8.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stdout] warning: `extern` fn uses type `dyn PluginRegistrar`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub register: unsafe extern "C" fn(&mut dyn PluginRegistrar),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.34s
[INFO] running `Command { std: "docker" "inspect" "d572ba5cbf960ea07de43aa36edebfd4c7fb61666a19ef76b5b106aebbe67ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d572ba5cbf960ea07de43aa36edebfd4c7fb61666a19ef76b5b106aebbe67ce1", kill_on_drop: false }`
[INFO] [stdout] d572ba5cbf960ea07de43aa36edebfd4c7fb61666a19ef76b5b106aebbe67ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6cac764f643431715e88111326a8332316e2fd56891d720a608b682dea1c546d
[INFO] running `Command { std: "docker" "start" "-a" "6cac764f643431715e88111326a8332316e2fd56891d720a608b682dea1c546d", kill_on_drop: false }`
[INFO] [stdout] warning: `extern` fn uses type `dyn PluginRegistrar`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub register: unsafe extern "C" fn(&mut dyn PluginRegistrar),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling loupedeck v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `dyn PluginRegistrar`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub register: unsafe extern "C" fn(&mut dyn PluginRegistrar),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "6cac764f643431715e88111326a8332316e2fd56891d720a608b682dea1c546d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cac764f643431715e88111326a8332316e2fd56891d720a608b682dea1c546d", kill_on_drop: false }`
[INFO] [stdout] 6cac764f643431715e88111326a8332316e2fd56891d720a608b682dea1c546d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 893f1b469ab134bee5f5ef13b01648698ea5173dbdd2d578c52e1f3a9ef2bd1d
[INFO] running `Command { std: "docker" "start" "-a" "893f1b469ab134bee5f5ef13b01648698ea5173dbdd2d578c52e1f3a9ef2bd1d", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` fn uses type `dyn PluginRegistrar`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:41:19
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub register: unsafe extern "C" fn(&mut dyn PluginRegistrar),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: trait objects have no C equivalent
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `loupedeck` (lib) generated 1 warning
[INFO] [stderr] warning: `loupedeck` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/loupedeck-a5af9ddab113c225)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests loupedeck
[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] [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] running `Command { std: "docker" "inspect" "893f1b469ab134bee5f5ef13b01648698ea5173dbdd2d578c52e1f3a9ef2bd1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "893f1b469ab134bee5f5ef13b01648698ea5173dbdd2d578c52e1f3a9ef2bd1d", kill_on_drop: false }`
[INFO] [stdout] 893f1b469ab134bee5f5ef13b01648698ea5173dbdd2d578c52e1f3a9ef2bd1d