[INFO] fetching crate queueue 0.1.1-beta.3...
[INFO] testing queueue-0.1.1-beta.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate queueue 0.1.1-beta.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate queueue 0.1.1-beta.3
[INFO] finished tweaking crates.io crate queueue 0.1.1-beta.3
[INFO] tweaked toml for crates.io crate queueue 0.1.1-beta.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate queueue 0.1.1-beta.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding rand_distr v0.2.2 (available: v0.5.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db39686d8d2de3921994c110ec16e83982f94d5313b0a2c12370b28676ef8b11
[INFO] running `Command { std: "docker" "start" "-a" "db39686d8d2de3921994c110ec16e83982f94d5313b0a2c12370b28676ef8b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db39686d8d2de3921994c110ec16e83982f94d5313b0a2c12370b28676ef8b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db39686d8d2de3921994c110ec16e83982f94d5313b0a2c12370b28676ef8b11", kill_on_drop: false }`
[INFO] [stdout] db39686d8d2de3921994c110ec16e83982f94d5313b0a2c12370b28676ef8b11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53ab07d6b5541a9060d707ec059bcd475447ed5a7678a4d29c16f1b9a735e391
[INFO] running `Command { std: "docker" "start" "-a" "53ab07d6b5541a9060d707ec059bcd475447ed5a7678a4d29c16f1b9a735e391", kill_on_drop: false }`
[INFO] [stderr]    Compiling queueue v0.1.1-beta.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.56.0; see <https://github.com/rust-lang/rust/pull/88369> for more information
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:78
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)]
[INFO] [stdout]   |                                                                              ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.54.0; see <https://github.com/rust-lang/rust/pull/85109> for more information
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:88
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)]
[INFO] [stdout]   |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.51.0; see <https://github.com/rust-lang/rust/pull/80404> for more information
[INFO] [stdout]   = note: removed due to causing promotable bugs
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/queue/nonblocking.rs:227:23
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut tot = box [0u8; LIMIT];
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 227 -         let mut tot = box [0u8; LIMIT];
[INFO] [stdout] 227 +         let mut tot = Box::new([0u8; LIMIT]);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/queue/nonblocking.rs:269:37
[INFO] [stdout]     |
[INFO] [stdout] 269 |             let counter = Box::leak(box [0u8; LIMIT]);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 269 -             let counter = Box::leak(box [0u8; LIMIT]);
[INFO] [stdout] 269 +             let counter = Box::leak(Box::new([0u8; LIMIT]));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/timing_wheel/hierarchical.rs:444:68
[INFO] [stdout]     |
[INFO] [stdout] 444 | type WheelLevel<S: SlotLike, const CUTOFF: usize> = Level<S, {1 << CUTOFF}>;
[INFO] [stdout]     |                                                                    ^^^^^^ cannot perform const operation using `CUTOFF`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `CUTOFF`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around const expression
[INFO] [stdout]   --> src/queue/nonblocking.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     slots: [Slot<T, S>; {N}],
[INFO] [stdout]    |                         ^ ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 35 -     slots: [Slot<T, S>; {N}],
[INFO] [stdout] 35 +     slots: [Slot<T, S>; N],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around const expression
[INFO] [stdout]    --> src/timing_wheel/hierarchical.rs:222:31
[INFO] [stdout]     |
[INFO] [stdout] 222 |     storage: [MaybeUninit<T>; {N}],
[INFO] [stdout]     |                               ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 222 -     storage: [MaybeUninit<T>; {N}],
[INFO] [stdout] 222 +     storage: [MaybeUninit<T>; N],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array`
[INFO] [stdout]  --> src/lib.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)]
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `internal_uninit_const`
[INFO] [stdout]  --> src/lib.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)]
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/queue/nonblocking.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |             if self.push_ticket.compare_and_swap(cur_push, cur_push + 1, Ordering::AcqRel) == cur_push {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/queue/nonblocking.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |             if self.pop_ticket.compare_and_swap(cur_pop, cur_pop + 1, Ordering::AcqRel) == cur_pop {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/queue/slot.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |         while self.occupied.compare_and_swap(false, true, Ordering::AcqRel) { }
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated item named `UNINIT` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/timing_wheel/hierarchical.rs:235:36
[INFO] [stdout]     |
[INFO] [stdout] 235 |             storage: [MaybeUninit::UNINIT; {N}],
[INFO] [stdout]     |                                    ^^^^^^ associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: core::marker::Copy` is not satisfied
[INFO] [stdout]    --> src/timing_wheel/hierarchical.rs:235:23
[INFO] [stdout]     |
[INFO] [stdout] 235 |             storage: [MaybeUninit::UNINIT; {N}],
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ the trait `core::marker::Copy` is not implemented for `T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required for `MaybeUninit<T>` to implement `core::marker::Copy`
[INFO] [stdout]     = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]     = help: consider using `core::array::from_fn` to initialize the array
[INFO] [stdout]     = help: see https://doc.rust-lang.org/stable/std/array/fn.from_fn.html for more information
[INFO] [stdout] help: consider restricting type parameter `T` with trait `Copy`
[INFO] [stdout]     |
[INFO] [stdout] 232 | impl<T: core::marker::Copy, const N: usize> BoundedSlot<T, {N}> {
[INFO] [stdout]     |       ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `BoundedSlot<T, D>: core::marker::Copy` is not satisfied
[INFO] [stdout]    --> src/timing_wheel/hierarchical.rs:298:21
[INFO] [stdout]     |
[INFO] [stdout] 298 |             slots: [BoundedSlot::<T, D>::new(); {N}],
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `core::marker::Copy` is not implemented for `BoundedSlot<T, D>`
[INFO] [stdout]    --> src/timing_wheel/hierarchical.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub struct BoundedSlot<T, const N: usize> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]     |
[INFO] [stdout] 298 |             slots: [const { BoundedSlot::<T, D>::new() }; {N}],
[INFO] [stdout]     |                     +++++++                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554, E0557, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `queueue` (lib) due to 12 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "53ab07d6b5541a9060d707ec059bcd475447ed5a7678a4d29c16f1b9a735e391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ab07d6b5541a9060d707ec059bcd475447ed5a7678a4d29c16f1b9a735e391", kill_on_drop: false }`
[INFO] [stdout] 53ab07d6b5541a9060d707ec059bcd475447ed5a7678a4d29c16f1b9a735e391
