[INFO] fetching crate metrics-facade 0.1.1... [INFO] testing metrics-facade-0.1.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate metrics-facade 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate metrics-facade 0.1.1 [INFO] finished tweaking crates.io crate metrics-facade 0.1.1 [INFO] tweaked toml for crates.io crate metrics-facade 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate metrics-facade 0.1.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages to latest compatible versions [INFO] [stderr] Adding metrics-core v0.4.0 (available: v0.5.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5371693e8cb9f94d4fa84383c6c2d3392d1c7f42e790a3203c2dc721bdd88c00 [INFO] running `Command { std: "docker" "start" "-a" "5371693e8cb9f94d4fa84383c6c2d3392d1c7f42e790a3203c2dc721bdd88c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5371693e8cb9f94d4fa84383c6c2d3392d1c7f42e790a3203c2dc721bdd88c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5371693e8cb9f94d4fa84383c6c2d3392d1c7f42e790a3203c2dc721bdd88c00", kill_on_drop: false }` [INFO] [stdout] 5371693e8cb9f94d4fa84383c6c2d3392d1c7f42e790a3203c2dc721bdd88c00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fff2b9906b1292b58b69ccd3504b908661e3254de9bd2ddb8e24d8768cbd474 [INFO] running `Command { std: "docker" "start" "-a" "9fff2b9906b1292b58b69ccd3504b908661e3254de9bd2ddb8e24d8768cbd474", kill_on_drop: false }` [INFO] [stderr] Compiling metrics-facade v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling metrics-core v0.4.0 [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:215:7 [INFO] [stdout] | [INFO] [stdout] 215 | #[cfg(atomic_cas)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:231:28 [INFO] [stdout] | [INFO] [stdout] 231 | #[cfg(all(feature = "std", atomic_cas))] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:236:7 [INFO] [stdout] | [INFO] [stdout] 236 | #[cfg(atomic_cas)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:157:31 [INFO] [stdout] | [INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder; [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 [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] 157 | static mut RECORDER: &'static dyn Recorder = &NoopRecorder; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:216:40 [INFO] [stdout] | [INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:239:29 [INFO] [stdout] | [INFO] [stdout] 239 | F: FnOnce() -> &'static Recorder, [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 239 | F: FnOnce() -> &'static dyn Recorder, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:274:52 [INFO] [stdout] | [INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:310:31 [INFO] [stdout] | [INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 310 | pub fn recorder() -> &'static dyn Recorder { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:242:21 [INFO] [stdout] | [INFO] [stdout] 242 | match STATE.compare_and_swap(UNINITIALIZED, INITIALIZING, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `Command { std: "docker" "inspect" "9fff2b9906b1292b58b69ccd3504b908661e3254de9bd2ddb8e24d8768cbd474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fff2b9906b1292b58b69ccd3504b908661e3254de9bd2ddb8e24d8768cbd474", kill_on_drop: false }` [INFO] [stdout] 9fff2b9906b1292b58b69ccd3504b908661e3254de9bd2ddb8e24d8768cbd474 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08eabc3743654f0b409d0305ec781a09dcd7a79e65c65d1f0fad2a5daf2af9dd [INFO] running `Command { std: "docker" "start" "-a" "08eabc3743654f0b409d0305ec781a09dcd7a79e65c65d1f0fad2a5daf2af9dd", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:215:7 [INFO] [stdout] | [INFO] [stdout] 215 | #[cfg(atomic_cas)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:231:28 [INFO] [stdout] | [INFO] [stdout] 231 | #[cfg(all(feature = "std", atomic_cas))] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:236:7 [INFO] [stdout] | [INFO] [stdout] 236 | #[cfg(atomic_cas)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:157:31 [INFO] [stdout] | [INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder; [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 [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] 157 | static mut RECORDER: &'static dyn Recorder = &NoopRecorder; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:216:40 [INFO] [stdout] | [INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:239:29 [INFO] [stdout] | [INFO] [stdout] 239 | F: FnOnce() -> &'static Recorder, [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 239 | F: FnOnce() -> &'static dyn Recorder, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:274:52 [INFO] [stdout] | [INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling metrics-facade v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:310:31 [INFO] [stdout] | [INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 310 | pub fn recorder() -> &'static dyn Recorder { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:242:21 [INFO] [stdout] | [INFO] [stdout] 242 | match STATE.compare_and_swap(UNINITIALIZED, INITIALIZING, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:215:7 [INFO] [stdout] | [INFO] [stdout] 215 | #[cfg(atomic_cas)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:231:28 [INFO] [stdout] | [INFO] [stdout] 231 | #[cfg(all(feature = "std", atomic_cas))] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stdout] --> src/lib.rs:236:7 [INFO] [stdout] | [INFO] [stdout] 236 | #[cfg(atomic_cas)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:157:31 [INFO] [stdout] | [INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder; [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 [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] 157 | static mut RECORDER: &'static dyn Recorder = &NoopRecorder; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:216:40 [INFO] [stdout] | [INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:239:29 [INFO] [stdout] | [INFO] [stdout] 239 | F: FnOnce() -> &'static Recorder, [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 239 | F: FnOnce() -> &'static dyn Recorder, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:274:52 [INFO] [stdout] | [INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:310:31 [INFO] [stdout] | [INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 310 | pub fn recorder() -> &'static dyn Recorder { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:242:21 [INFO] [stdout] | [INFO] [stdout] 242 | match STATE.compare_and_swap(UNINITIALIZED, INITIALIZING, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "08eabc3743654f0b409d0305ec781a09dcd7a79e65c65d1f0fad2a5daf2af9dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08eabc3743654f0b409d0305ec781a09dcd7a79e65c65d1f0fad2a5daf2af9dd", kill_on_drop: false }` [INFO] [stdout] 08eabc3743654f0b409d0305ec781a09dcd7a79e65c65d1f0fad2a5daf2af9dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e4fe34b68bbba33975c87214542195cb4cb7b3920f952da2451ef9c7c6bf4e33 [INFO] running `Command { std: "docker" "start" "-a" "e4fe34b68bbba33975c87214542195cb4cb7b3920f952da2451ef9c7c6bf4e33", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stderr] --> src/lib.rs:215:7 [INFO] [stderr] | [INFO] [stderr] 215 | #[cfg(atomic_cas)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stderr] --> src/lib.rs:231:28 [INFO] [stderr] | [INFO] [stderr] 231 | #[cfg(all(feature = "std", atomic_cas))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `atomic_cas` [INFO] [stderr] --> src/lib.rs:236:7 [INFO] [stderr] | [INFO] [stderr] 236 | #[cfg(atomic_cas)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(atomic_cas)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(atomic_cas)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:157:31 [INFO] [stderr] | [INFO] [stderr] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder; [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 [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] 157 | static mut RECORDER: &'static dyn Recorder = &NoopRecorder; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:216:40 [INFO] [stderr] | [INFO] [stderr] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 216 | pub fn set_recorder(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:239:29 [INFO] [stderr] | [INFO] [stderr] 239 | F: FnOnce() -> &'static Recorder, [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 239 | F: FnOnce() -> &'static dyn Recorder, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:274:52 [INFO] [stderr] | [INFO] [stderr] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 274 | pub unsafe fn set_recorder_racy(recorder: &'static dyn Recorder) -> Result<(), SetRecorderError> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:310:31 [INFO] [stderr] | [INFO] [stderr] 310 | pub fn recorder() -> &'static Recorder { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 310 | pub fn recorder() -> &'static dyn Recorder { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/lib.rs:242:21 [INFO] [stderr] | [INFO] [stderr] 242 | match STATE.compare_and_swap(UNINITIALIZED, INITIALIZING, Ordering::SeqCst) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `metrics-facade` (lib) generated 9 warnings (run `cargo fix --lib -p metrics-facade` to apply 5 suggestions) [INFO] [stderr] warning: `metrics-facade` (lib test) generated 9 warnings (9 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_facade-b3fb82c21d56247c) [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 metrics_facade [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/macros.rs - macros::timing (line 51) ... ok [INFO] [stdout] test src/macros.rs - macros::counter (line 7) ... ok [INFO] [stdout] test src/lib.rs - (line 126) ... ok [INFO] [stdout] test src/lib.rs - (line 68) ... ok [INFO] [stdout] test src/lib.rs - (line 98) ... ok [INFO] [stdout] test src/macros.rs - macros::gauge (line 29) ... ok [INFO] [stdout] test src/lib.rs - (line 28) ... ok [INFO] [stdout] test src/macros.rs - macros::value (line 96) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e4fe34b68bbba33975c87214542195cb4cb7b3920f952da2451ef9c7c6bf4e33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4fe34b68bbba33975c87214542195cb4cb7b3920f952da2451ef9c7c6bf4e33", kill_on_drop: false }` [INFO] [stdout] e4fe34b68bbba33975c87214542195cb4cb7b3920f952da2451ef9c7c6bf4e33