[INFO] fetching crate rs_lockfree 0.1.1... [INFO] testing rs_lockfree-0.1.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate rs_lockfree 0.1.1 into /workspace/builds/worker-41/source [INFO] validating manifest of crates.io crate rs_lockfree 0.1.1 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rs_lockfree 0.1.1 [INFO] finished tweaking crates.io crate rs_lockfree 0.1.1 [INFO] tweaked toml for crates.io crate rs_lockfree 0.1.1 written to /workspace/builds/worker-41/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 485ba2888bada77ba37c512a6f8668c5ac02d8c2b0af37b0d67c57d938796846 [INFO] running `Command { std: "docker" "start" "-a" "485ba2888bada77ba37c512a6f8668c5ac02d8c2b0af37b0d67c57d938796846", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "485ba2888bada77ba37c512a6f8668c5ac02d8c2b0af37b0d67c57d938796846", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "485ba2888bada77ba37c512a6f8668c5ac02d8c2b0af37b0d67c57d938796846", kill_on_drop: false }` [INFO] [stdout] 485ba2888bada77ba37c512a6f8668c5ac02d8c2b0af37b0d67c57d938796846 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4be423e6d6d0a7a55bdb1694428c152d15a3c54b8190c521c14ff7087063faa6 [INFO] running `Command { std: "docker" "start" "-a" "4be423e6d6d0a7a55bdb1694428c152d15a3c54b8190c521c14ff7087063faa6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling rs_lockfree v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `std::raw` [INFO] [stdout] --> src/hazard_pointer.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{mem, raw}; [INFO] [stdout] | ^^^ no `raw` in the root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #![feature(raw)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hazard_pointer.rs:296:32 [INFO] [stdout] | [INFO] [stdout] 296 | &mut *node as &mut HazardNodeT, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HazardNodeT` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hazard_pointer.rs:373:59 [INFO] [stdout] | [INFO] [stdout] 373 | let obj = mem::transmute::(trait_obj); [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HazardNodeT` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hazard_pointer.rs:374:35 [INFO] [stdout] | [INFO] [stdout] 374 | Box::from_raw(obj as *mut HazardNodeT); [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HazardNodeT` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/util.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | atomic::spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied [INFO] [stdout] --> src/util.rs:98:35 [INFO] [stdout] | [INFO] [stdout] 98 | intrinsics::atomic_xadd::(dst, src) [INFO] [stdout] | ^ the trait `Copy` is not implemented for `T` [INFO] [stdout] | [INFO] [stdout] help: consider restricting type parameter `T` [INFO] [stdout] | [INFO] [stdout] 97 | pub unsafe fn sync_fetch_and_add(dst: *mut T, src: T) -> T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rs_lockfree` due to 5 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4be423e6d6d0a7a55bdb1694428c152d15a3c54b8190c521c14ff7087063faa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4be423e6d6d0a7a55bdb1694428c152d15a3c54b8190c521c14ff7087063faa6", kill_on_drop: false }` [INFO] [stdout] 4be423e6d6d0a7a55bdb1694428c152d15a3c54b8190c521c14ff7087063faa6