[INFO] fetching crate romeo 0.0.5... [INFO] checking romeo-0.0.5 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710 [INFO] extracting crate romeo 0.0.5 into /workspace/builds/worker-73/source [INFO] validating manifest of crates.io crate romeo 0.0.5 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate romeo 0.0.5 [INFO] finished tweaking crates.io crate romeo 0.0.5 [INFO] tweaked toml for crates.io crate romeo 0.0.5 written to /workspace/builds/worker-73/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parking_lot v0.6.4 [INFO] [stderr] Downloaded parking_lot_core v0.3.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.6.1 [INFO] [stderr] Downloaded crossbeam-utils v0.5.0 [INFO] [stderr] Downloaded crossbeam-channel v0.2.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cab3700d583976f5fff1595c5854e39d75c39ac15d810798d3445086047d14c9 [INFO] running `Command { std: "docker" "start" "-a" "cab3700d583976f5fff1595c5854e39d75c39ac15d810798d3445086047d14c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cab3700d583976f5fff1595c5854e39d75c39ac15d810798d3445086047d14c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cab3700d583976f5fff1595c5854e39d75c39ac15d810798d3445086047d14c9", kill_on_drop: false }` [INFO] [stdout] cab3700d583976f5fff1595c5854e39d75c39ac15d810798d3445086047d14c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44f6c077a3f223bbaa897d5b9c0324e1525ce8f7a4faaa62684b1ee12fc23eb7 [INFO] running `Command { std: "docker" "start" "-a" "44f6c077a3f223bbaa897d5b9c0324e1525ce8f7a4faaa62684b1ee12fc23eb7", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking romeo v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `std::boxed::FnBox` [INFO] [stdout] --> src/address.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::boxed::FnBox; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::boxed::FnBox` [INFO] [stdout] --> src/cell.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::FnBox; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::boxed::FnBox` [INFO] [stdout] --> src/address.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::boxed::FnBox; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::boxed::FnBox` [INFO] [stdout] --> src/cell.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::FnBox; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 19 | actor_producer: Box A>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:27:43 [INFO] [stdout] | [INFO] [stdout] 27 | pub(crate) fn new(actor_producer: Box A>, scheduler: Weak) -> Arc { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:91:20 [INFO] [stdout] | [INFO] [stdout] 91 | impl PartialEq for ACell { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | fn eq(&self, other: &ACell) -> bool { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | impl Eq for ACell {} [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:18:27 [INFO] [stdout] | [INFO] [stdout] 18 | cells: RwLock>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:21:38 [INFO] [stdout] | [INFO] [stdout] 21 | actor_starts: Mutex>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:22:38 [INFO] [stdout] | [INFO] [stdout] 22 | actor_stops: Mutex>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:35:54 [INFO] [stdout] | [INFO] [stdout] 35 | pub(crate) fn register_new_cell(&self, cell: Arc) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 19 | actor_producer: Box A>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:27:43 [INFO] [stdout] | [INFO] [stdout] 27 | pub(crate) fn new(actor_producer: Box A>, scheduler: Weak) -> Arc { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:91:20 [INFO] [stdout] | [INFO] [stdout] 91 | impl PartialEq for ACell { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | fn eq(&self, other: &ACell) -> bool { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cell.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | impl Eq for ACell {} [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:18:27 [INFO] [stdout] | [INFO] [stdout] 18 | cells: RwLock>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:21:38 [INFO] [stdout] | [INFO] [stdout] 21 | actor_starts: Mutex>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:22:38 [INFO] [stdout] | [INFO] [stdout] 22 | actor_stops: Mutex>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scheduler.rs:35:54 [INFO] [stdout] | [INFO] [stdout] 35 | pub(crate) fn register_new_cell(&self, cell: Arc) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ACell` [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `romeo` due to 3 previous errors; 9 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "44f6c077a3f223bbaa897d5b9c0324e1525ce8f7a4faaa62684b1ee12fc23eb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44f6c077a3f223bbaa897d5b9c0324e1525ce8f7a4faaa62684b1ee12fc23eb7", kill_on_drop: false }` [INFO] [stdout] 44f6c077a3f223bbaa897d5b9c0324e1525ce8f7a4faaa62684b1ee12fc23eb7