[INFO] fetching crate vyder_core 0.3.4... [INFO] checking vyder_core-0.3.4 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate vyder_core 0.3.4 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate vyder_core 0.3.4 [INFO] finished tweaking crates.io crate vyder_core 0.3.4 [INFO] tweaked toml for crates.io crate vyder_core 0.3.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate vyder_core 0.3.4 on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate vyder_core 0.3.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1c9f09899411a6dc08dce7809769e2f9c21265e8a642595b0eb5493a3e49f97d [INFO] running `Command { std: "docker" "start" "-a" "1c9f09899411a6dc08dce7809769e2f9c21265e8a642595b0eb5493a3e49f97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c9f09899411a6dc08dce7809769e2f9c21265e8a642595b0eb5493a3e49f97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c9f09899411a6dc08dce7809769e2f9c21265e8a642595b0eb5493a3e49f97d", kill_on_drop: false }` [INFO] [stdout] 1c9f09899411a6dc08dce7809769e2f9c21265e8a642595b0eb5493a3e49f97d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e53e19156dd793c83100aedcd25cd6519d5bf13bcd49c51103e1eae7e9d3b41 [INFO] running `Command { std: "docker" "start" "-a" "5e53e19156dd793c83100aedcd25cd6519d5bf13bcd49c51103e1eae7e9d3b41", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking clap_builder v4.5.9 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling clap_derive v4.5.8 [INFO] [stderr] Compiling tracing-test-macro v0.2.5 [INFO] [stderr] Compiling enum_downcast_derive v0.2.0 [INFO] [stderr] Compiling vyder_macros v0.3.4 [INFO] [stderr] Checking enum_downcast v0.2.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking clap v4.5.9 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking tracing-test v0.2.5 [INFO] [stderr] Checking vyder_core v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (278) panicked at /rustc-dev/66388cc165a6c4ac98c074dc9f0281ff23528c55/compiler/rustc_ast/src/attr/mod.rs:302:36: [INFO] [stderr] attribute is missing tokens: Attribute { kind: Normal(NormalAttr { item: AttrItem { unsafety: Default, path: Path { span: src/interpreter/mod.rs:1215:5: 1215:12 (#667), segments: [PathSegment { ident: #667, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(563), style: Outer, span: src/interpreter/mod.rs:1215:5: 1215:12 (#667) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fa8d2a2bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7fa8d300fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7fa8d2a42226 - ::write_fmt [INFO] [stderr] 3: 0x7fa8d2a01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7fa8d2a1f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7fa8d1a0236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7fa8d2a1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7fa8d2a01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7fa8d29f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7fa8d2a0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7fa8cf638f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7fa8d3de0110 - ::token_trees [INFO] [stderr] 12: 0x7fa8d461c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7fa8d45e65d2 - ::expand_crate [INFO] [stderr] 14: 0x7fa8d36f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7fa8d4207658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7fa8d42073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7fa8d42073a7 - >::call_once [INFO] [stderr] 18: 0x7fa8d41ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7fa8d41ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7fa8d437127b - , rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[75ca2badb63c4514]::ops::function::FnOnce<(&rustc_session[1e6875ba352dc1ba]::session::Session, rustc_middle[2342951a64deba5]::ty::context::CurrentGcx, alloc[d7482eb0f1d19161]::sync::Arc, &std[7d609349af90bec6]::sync::once_lock::OnceLock, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0} [INFO] [stderr] 21: 0x7fa8d425ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7fa8d40eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7fa8d40eaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7fa8d40ed138 - ::new::thread_start [INFO] [stderr] 25: 0x7fa8cdc8aaa4 - [INFO] [stderr] 26: 0x7fa8cdd17a64 - clone [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2026-01-09T00_18_01-276.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.94.0-nightly (66388cc16 2026-01-08) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [resolver_for_lowering_raw] getting the resolver for lowering [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `vyder_core` (lib test) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name vyder_core --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=7a1cadad10894336 -C extra-filename=-2c42cd45f982bfb3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-58fd6472f16cc7ce.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-36f379aa4bd603b8.rmeta --extern enum_downcast=/opt/rustwide/target/debug/deps/libenum_downcast-61db6ec6f2e507dd.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-524b9a703c59a1cb.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-fc85a6f0c2bf054c.rmeta --extern tracing_test=/opt/rustwide/target/debug/deps/libtracing_test-3fedd99a846ce5c8.rmeta --extern vyder_macros=/opt/rustwide/target/debug/deps/libvyder_macros-54d2947066afd407.so --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/value/values.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 35 | #[derive(Clone, Debug, IntoValueEnum, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 43 | function: fn(&[ValueResult], Span) -> Result<(ValueResult, Option)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5e53e19156dd793c83100aedcd25cd6519d5bf13bcd49c51103e1eae7e9d3b41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e53e19156dd793c83100aedcd25cd6519d5bf13bcd49c51103e1eae7e9d3b41", kill_on_drop: false }` [INFO] [stdout] 5e53e19156dd793c83100aedcd25cd6519d5bf13bcd49c51103e1eae7e9d3b41