[INFO] fetching crate cyclic_data_types 0.2.3...
[INFO] checking cyclic_data_types-0.2.3 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate cyclic_data_types 0.2.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cyclic_data_types 0.2.3
[INFO] finished tweaking crates.io crate cyclic_data_types 0.2.3
[INFO] tweaked toml for crates.io crate cyclic_data_types 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cyclic_data_types 0.2.3 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 78 packages to latest compatible versions
[INFO] [stderr]       Adding arraydeque v0.4.5 (available: v0.5.1)
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.8.1)
[INFO] [stderr]       Adding ringbuffer v0.11.1 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6af1dd7c099cdffba02cb06c332136dd028796769e9629325b5afafc9d4c65c2
[INFO] running `Command { std: "docker" "start" "-a" "6af1dd7c099cdffba02cb06c332136dd028796769e9629325b5afafc9d4c65c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af1dd7c099cdffba02cb06c332136dd028796769e9629325b5afafc9d4c65c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af1dd7c099cdffba02cb06c332136dd028796769e9629325b5afafc9d4c65c2", kill_on_drop: false }`
[INFO] [stdout] 6af1dd7c099cdffba02cb06c332136dd028796769e9629325b5afafc9d4c65c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 047e7254cc58c1470241262a95c622c901d4834c4335412cd7ac9f33a47d61a8
[INFO] running `Command { std: "docker" "start" "-a" "047e7254cc58c1470241262a95c622c901d4834c4335412cd7ac9f33a47d61a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking serde_json v1.0.148
[INFO] [stderr]    Compiling circular-queue v0.2.7
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking const_panic v0.2.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking ring_queue v0.2.0
[INFO] [stderr]     Checking cyclic_data_types v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new_empty` is never used
[INFO] [stdout]   --> src/lib.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<const SIZE: usize, T, const WRITE_OVER: bool> CyclicList<SIZE, T, WRITE_OVER> {
[INFO] [stdout]    | ---------------------------------------------------------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub(crate) unsafe fn new_empty(initializer: fn()->T) -> Self{
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/mod.rs:510:17
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub fn iter(&self) -> Iter<SIZE, T, WRITE_OVER> where Self: Sized {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub fn iter(&self) -> Iter<'_, SIZE, T, WRITE_OVER> where Self: Sized {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ringbuffer v0.11.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: associated function `new_empty` is never used
[INFO] [stdout]   --> src/lib.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<const SIZE: usize, T, const WRITE_OVER: bool> CyclicList<SIZE, T, WRITE_OVER> {
[INFO] [stdout]    | ---------------------------------------------------------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub(crate) unsafe fn new_empty(initializer: fn()->T) -> Self{
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/mod.rs:510:17
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub fn iter(&self) -> Iter<SIZE, T, WRITE_OVER> where Self: Sized {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub fn iter(&self) -> Iter<'_, SIZE, T, WRITE_OVER> where Self: Sized {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cyclic_data_types` (bench "list_benchmark")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name list_benchmark --edition=2021 benches/list_benchmark/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=1c1224bc68e8c6ad -C extra-filename=-9ce2d2a0a7ce1fc8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arraydeque=/opt/rustwide/target/debug/deps/libarraydeque-6bbe1ec5c3746847.rmeta --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-30751d79791e52e6.rmeta --extern circular_queue=/opt/rustwide/target/debug/deps/libcircular_queue-d14489576c1049a8.rmeta --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-6c67b7108d225ea2.rmeta --extern cyclic_data_types=/opt/rustwide/target/debug/deps/libcyclic_data_types-070f7ce8e00d1904.rmeta --extern ring_queue=/opt/rustwide/target/debug/deps/libring_queue-f73f79039f00a6b6.rmeta --extern ringbuffer=/opt/rustwide/target/debug/deps/libringbuffer-097d223e02a44573.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-0ed15a39e79b0386.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "047e7254cc58c1470241262a95c622c901d4834c4335412cd7ac9f33a47d61a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "047e7254cc58c1470241262a95c622c901d4834c4335412cd7ac9f33a47d61a8", kill_on_drop: false }`
[INFO] [stdout] 047e7254cc58c1470241262a95c622c901d4834c4335412cd7ac9f33a47d61a8