[INFO] fetching crate scoped-pool 1.0.0... [INFO] testing scoped-pool-1.0.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate scoped-pool 1.0.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate scoped-pool 1.0.0 [INFO] finished tweaking crates.io crate scoped-pool 1.0.0 [INFO] tweaked toml for crates.io crate scoped-pool 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate scoped-pool 1.0.0 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 14 packages to latest compatible versions [INFO] [stderr] Adding crossbeam v0.2.12 (available: v0.8.4) [INFO] [stderr] Adding itertools v0.4.19 (available: v0.14.0) [INFO] [stderr] Adding rand v0.3.23 (available: v0.9.2) [INFO] [stderr] Adding scopeguard v0.1.2 (available: v1.2.0) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] 3aa5d42c304a247c8ee2101d86170514c93f9b33a4adb4bb094b1191c00bd463 [INFO] running `Command { std: "docker" "start" "-a" "3aa5d42c304a247c8ee2101d86170514c93f9b33a4adb4bb094b1191c00bd463", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3aa5d42c304a247c8ee2101d86170514c93f9b33a4adb4bb094b1191c00bd463", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3aa5d42c304a247c8ee2101d86170514c93f9b33a4adb4bb094b1191c00bd463", kill_on_drop: false }` [INFO] [stdout] 3aa5d42c304a247c8ee2101d86170514c93f9b33a4adb4bb094b1191c00bd463 [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] 6426060caca8d775c1ffd5620061a5862b29c6c4a98a22671bd922a79ccb41f2 [INFO] running `Command { std: "docker" "start" "-a" "6426060caca8d775c1ffd5620061a5862b29c6c4a98a22671bd922a79ccb41f2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling crossbeam v0.2.12 [INFO] [stderr] Compiling scopeguard v0.1.2 [INFO] [stderr] Compiling variance v0.1.3 [INFO] [stderr] Compiling scoped-pool v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:366:14 [INFO] [stdout] | [INFO] [stdout] 366 | Task(Box, Arc) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 366 | Task(Box, Arc) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:299:34 [INFO] [stdout] | [INFO] [stdout] 299 | mem::transmute::, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 299 | mem::transmute::, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:300:34 [INFO] [stdout] | [INFO] [stdout] 300 | ... Box>(Box::new(job)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 300 | Box>(Box::new(job)) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present [INFO] [stdout] --> src/lib.rs:325:44 [INFO] [stdout] | [INFO] [stdout] 325 | let scope = unsafe { self.refine::<'smaller>() }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 355 | unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other { [INFO] [stdout] | - the late bound lifetime parameter is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #42868 [INFO] [stdout] = note: `#[warn(late_bound_lifetime_arguments)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | struct Sentinel(Pool, Option>); [INFO] [stdout] | -------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 465 - struct Sentinel(Pool, Option>); [INFO] [stdout] 465 + struct Sentinel((), Option>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `Command { std: "docker" "inspect" "6426060caca8d775c1ffd5620061a5862b29c6c4a98a22671bd922a79ccb41f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6426060caca8d775c1ffd5620061a5862b29c6c4a98a22671bd922a79ccb41f2", kill_on_drop: false }` [INFO] [stdout] 6426060caca8d775c1ffd5620061a5862b29c6c4a98a22671bd922a79ccb41f2 [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] 0c1f9a102068cc1a2e755ccee3bd91c7d53b57aa9bc58718c177ae1b8657a468 [INFO] running `Command { std: "docker" "start" "-a" "0c1f9a102068cc1a2e755ccee3bd91c7d53b57aa9bc58718c177ae1b8657a468", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:366:14 [INFO] [stdout] | [INFO] [stdout] 366 | Task(Box, Arc) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 366 | Task(Box, Arc) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:299:34 [INFO] [stdout] | [INFO] [stdout] 299 | mem::transmute::, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 299 | mem::transmute::, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:300:34 [INFO] [stdout] | [INFO] [stdout] 300 | ... Box>(Box::new(job)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 300 | Box>(Box::new(job)) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present [INFO] [stdout] --> src/lib.rs:325:44 [INFO] [stdout] | [INFO] [stdout] 325 | let scope = unsafe { self.refine::<'smaller>() }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 355 | unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other { [INFO] [stdout] | - the late bound lifetime parameter is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #42868 [INFO] [stdout] = note: `#[warn(late_bound_lifetime_arguments)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | struct Sentinel(Pool, Option>); [INFO] [stdout] | -------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 465 - struct Sentinel(Pool, Option>); [INFO] [stdout] 465 + struct Sentinel((), Option>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling scoped-pool v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:366:14 [INFO] [stdout] | [INFO] [stdout] 366 | Task(Box, Arc) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(test, deny(warnings))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 366 | Task(Box, Arc) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:299:34 [INFO] [stdout] | [INFO] [stdout] 299 | mem::transmute::, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 299 | mem::transmute::, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:300:34 [INFO] [stdout] | [INFO] [stdout] 300 | ... Box>(Box::new(job)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 300 | Box>(Box::new(job)) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present [INFO] [stdout] --> src/lib.rs:325:44 [INFO] [stdout] | [INFO] [stdout] 325 | let scope = unsafe { self.refine::<'smaller>() }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 355 | unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other { [INFO] [stdout] | - the late bound lifetime parameter is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #42868 [INFO] [stdout] = note: `#[warn(late_bound_lifetime_arguments)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | struct Sentinel(Pool, Option>); [INFO] [stdout] | -------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(warnings)]` [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 465 - struct Sentinel(Pool, Option>); [INFO] [stdout] 465 + struct Sentinel((), Option>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `Command { std: "docker" "inspect" "0c1f9a102068cc1a2e755ccee3bd91c7d53b57aa9bc58718c177ae1b8657a468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c1f9a102068cc1a2e755ccee3bd91c7d53b57aa9bc58718c177ae1b8657a468", kill_on_drop: false }` [INFO] [stdout] 0c1f9a102068cc1a2e755ccee3bd91c7d53b57aa9bc58718c177ae1b8657a468 [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] 66dfc4925003cd0d1d0b8887c38baf5d33eb94b9789ca9bcff8bb9f21785d1af [INFO] running `Command { std: "docker" "start" "-a" "66dfc4925003cd0d1d0b8887c38baf5d33eb94b9789ca9bcff8bb9f21785d1af", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:366:14 [INFO] [stderr] | [INFO] [stderr] 366 | Task(Box, Arc) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) 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] 366 | Task(Box, Arc) [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:299:34 [INFO] [stderr] | [INFO] [stderr] 299 | mem::transmute::, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) 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] 299 | mem::transmute::, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:300:34 [INFO] [stderr] | [INFO] [stderr] 300 | ... Box>(Box::new(job)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) 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] 300 | Box>(Box::new(job)) [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present [INFO] [stderr] --> src/lib.rs:325:44 [INFO] [stderr] | [INFO] [stderr] 325 | let scope = unsafe { self.refine::<'smaller>() }; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 355 | unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other { [INFO] [stderr] | - the late bound lifetime parameter is introduced here [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #42868 [INFO] [stderr] = note: `#[warn(late_bound_lifetime_arguments)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:465:17 [INFO] [stderr] | [INFO] [stderr] 465 | struct Sentinel(Pool, Option>); [INFO] [stderr] | -------- ^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 465 - struct Sentinel(Pool, Option>); [INFO] [stderr] 465 + struct Sentinel((), Option>); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:366:14 [INFO] [stderr] | [INFO] [stderr] 366 | Task(Box, Arc) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:1:24 [INFO] [stderr] | [INFO] [stderr] 1 | #![cfg_attr(test, deny(warnings))] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 366 | Task(Box, Arc) [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: cannot specify lifetime arguments explicitly if late bound lifetime parameters are present [INFO] [stderr] --> src/lib.rs:325:44 [INFO] [stderr] | [INFO] [stderr] 325 | let scope = unsafe { self.refine::<'smaller>() }; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 355 | unsafe fn refine<'other>(&self) -> Scope<'other> where 'scope: 'other { [INFO] [stderr] | - the late bound lifetime parameter is introduced here [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #42868 [INFO] [stderr] = note: `#[warn(late_bound_lifetime_arguments)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:465:17 [INFO] [stderr] | [INFO] [stderr] 465 | struct Sentinel(Pool, Option>); [INFO] [stderr] | -------- ^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` implied by `#[warn(warnings)]` [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 465 - struct Sentinel(Pool, Option>); [INFO] [stderr] 465 + struct Sentinel((), Option>); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `scoped-pool` (lib) generated 5 warnings (run `cargo fix --lib -p scoped-pool` to apply 3 suggestions) [INFO] [stderr] warning: `scoped-pool` (lib test) generated 5 warnings (2 duplicates) (run `cargo fix --lib -p scoped-pool --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scoped_pool-94caf90269e519d3) [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test test::test_no_thread_config ... ok [INFO] [stdout] test test::test_forever_zoom ... ok [INFO] [stdout] test test::test_recurse ... ok [INFO] [stdout] test test::test_shutdown ... ok [INFO] [stdout] test test::test_simple_use ... ok [INFO] [stdout] test test::test_spawn_doesnt_hang ... ok [INFO] [stdout] test test::test_with_thread_config ... ok [INFO] [stdout] test test::test_zoom ... ok [INFO] [stdout] test test::test_scheduler_panic - should panic ... ok [INFO] [stdout] test test::test_pool_panic - should panic ... ok [INFO] [stdout] test test::test_recurse_execute_panic - should panic ... ok [INFO] [stdout] test test::test_recurse_scheduler_panic - should panic ... ok [INFO] [stdout] test test::test_zoomed_scoped_execute_panic - should panic ... ok [INFO] [stdout] test test::test_scoped_execute_panic - should panic ... ok [INFO] [stdout] test test::test_scoped_panic_waits_for_all_tasks - should panic ... ok [INFO] [stdout] test test::test_scheduler_panic_waits_for_tasks - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s [INFO] [stdout] [INFO] [stderr] Doc-tests scoped_pool [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" "66dfc4925003cd0d1d0b8887c38baf5d33eb94b9789ca9bcff8bb9f21785d1af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66dfc4925003cd0d1d0b8887c38baf5d33eb94b9789ca9bcff8bb9f21785d1af", kill_on_drop: false }` [INFO] [stdout] 66dfc4925003cd0d1d0b8887c38baf5d33eb94b9789ca9bcff8bb9f21785d1af