[INFO] fetching crate thag_profiler 0.1.1... [INFO] checking thag_profiler-0.1.1 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate thag_profiler 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate thag_profiler 0.1.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate thag_profiler 0.1.1 [INFO] tweaked toml for crates.io crate thag_profiler 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate thag_profiler 0.1.1 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 thag_profiler 0.1.1 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 03a60a7884ed2fb4d680919588746af726089163e01884fff032f048c5f54a79 [INFO] running `Command { std: "docker" "start" "-a" "03a60a7884ed2fb4d680919588746af726089163e01884fff032f048c5f54a79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03a60a7884ed2fb4d680919588746af726089163e01884fff032f048c5f54a79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03a60a7884ed2fb4d680919588746af726089163e01884fff032f048c5f54a79", kill_on_drop: false }` [INFO] [stdout] 03a60a7884ed2fb4d680919588746af726089163e01884fff032f048c5f54a79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 383526735e159ab7f842b0fa8962fcec6c1131e8371bebfb848282a9ac74a570 [INFO] running `Command { std: "docker" "start" "-a" "383526735e159ab7f842b0fa8962fcec6c1131e8371bebfb848282a9ac74a570", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Checking memchr v2.7.6 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Checking linux-raw-sys v0.11.0 [INFO] [stderr] Compiling async-io v2.6.0 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Checking value-bag v1.11.1 [INFO] [stderr] Checking event-listener v5.4.1 [INFO] [stderr] Compiling phf_shared v0.12.1 [INFO] [stderr] Checking lock_api v0.4.14 [INFO] [stderr] Checking futures-lite v2.6.1 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling convert_case v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling phf_generator v0.12.1 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking event-listener-strategy v0.5.4 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling thag_proc_macros v0.2.1 [INFO] [stderr] Checking gimli v0.32.3 [INFO] [stderr] Compiling toml_writer v1.0.4 [INFO] [stderr] Checking async-channel v2.5.0 [INFO] [stderr] Checking async-lock v3.4.1 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling strict v0.2.0 [INFO] [stderr] Checking sdd v3.0.10 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling inline_colorization v0.1.6 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking scc v2.4.0 [INFO] [stderr] Checking blocking v1.6.2 [INFO] [stderr] Checking async-executor v1.13.3 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking dirs-sys v0.5.0 [INFO] [stderr] Compiling toml_parser v1.0.4 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking dirs v6.0.0 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking async-fs v2.2.0 [INFO] [stderr] Checking fslock v0.2.1 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Compiling serde_spanned v1.0.3 [INFO] [stderr] Compiling toml_datetime v0.7.3 [INFO] [stderr] Compiling toml v0.9.8 [INFO] [stderr] Checking addr2line v0.25.1 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking backtrace v0.3.76 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Checking polling v3.11.0 [INFO] [stderr] Compiling strum_macros v0.27.2 [INFO] [stderr] Compiling phf_macros v0.12.1 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling optfield v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling serial_test_derive v3.2.0 [INFO] [stderr] Checking async-signal v0.2.13 [INFO] [stderr] Checking async-net v2.0.0 [INFO] [stderr] Checking async-global-executor v2.4.1 [INFO] [stderr] Checking async-std v1.13.2 [INFO] [stderr] Checking async-process v2.5.0 [INFO] [stderr] Checking smol v2.0.2 [INFO] [stderr] Checking serial_test v3.2.0 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking phf v0.12.1 [INFO] [stderr] Compiling strum v0.27.2 [INFO] [stderr] Compiling documented-macros v0.9.2 [INFO] [stderr] Checking documented v0.9.2 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking thag_common v0.2.1 [INFO] [stderr] Checking thag_profiler v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (1354) 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/profiling.rs:3427:5: 3427:12 (#291), segments: [PathSegment { ident: #291, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(1331), style: Outer, span: src/profiling.rs:3427:5: 3427:12 (#291) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7ac1fd42bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7ac1fda0fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7ac1fd442226 - ::write_fmt [INFO] [stderr] 3: 0x7ac1fd401b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7ac1fd41f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7ac1fc40236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7ac1fd41fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7ac1fd401c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7ac1fd3f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7ac1fd40372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7ac1fa038f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7ac1fe7e0110 - ::token_trees [INFO] [stderr] 12: 0x7ac1ff01c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7ac1fefe65d2 - ::expand_crate [INFO] [stderr] 14: 0x7ac1fe0f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7ac1fec07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7ac1fec073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7ac1fec073a7 - >::call_once [INFO] [stderr] 18: 0x7ac1febecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7ac1febec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7ac1fed7127b - , 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: 0x7ac1fec5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7ac1feaeac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7ac1feaeaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7ac1feaed138 - ::new::thread_start [INFO] [stderr] 25: 0x7ac1f868aaa4 - [INFO] [stderr] 26: 0x7ac1f8717a64 - 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-2026-01-08T23_26_54-1351.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 `thag_profiler` (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 thag_profiler --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 '--allow=clippy::uninlined_format_args' --test --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("analyze_tool", "debug_logging", "default", "demo", "dirs", "document-features", "full_profiling", "inferno", "inquire", "inquire_theming", "instrument_tool", "internal_docs", "ra_ap_syntax", "serde_json", "smol", "thag_styling", "time_profiling", "tools"))' -C metadata=e25e5825dbaebf88 -C extra-filename=-a98086684d3c233c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-56d537a5dc096628.rmeta --extern backtrace=/opt/rustwide/target/debug/deps/libbacktrace-86074d51b8ea0723.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5c30092b4c35bbe1.rmeta --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-229ebf71b5a70646.rmeta --extern inline_colorization=/opt/rustwide/target/debug/deps/libinline_colorization-42c26957430192d7.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2ad934dc7da92e31.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-8c3651b5020fc7a7.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-c14a51d2b5c81222.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-e7825e8cb1fc7cd2.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-2223f70e1b9e44cb.rmeta --extern smol=/opt/rustwide/target/debug/deps/libsmol-6fa37dc8c3f3ae3a.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-520ddd6a4ab7b66e.rmeta --extern thag_common=/opt/rustwide/target/debug/deps/libthag_common-f9d0cbcb01d4ac7c.rmeta --extern thag_proc_macros=/opt/rustwide/target/debug/deps/libthag_proc_macros-e40cca4f1c36c2d2.so --extern tokio=/opt/rustwide/target/debug/deps/libtokio-51a6e6e5bb13dbfe.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: value assigned to `colon_count` is never read [INFO] [stdout] --> src/profiling.rs:2890:17 [INFO] [stdout] | [INFO] [stdout] 2890 | colon_count += 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "383526735e159ab7f842b0fa8962fcec6c1131e8371bebfb848282a9ac74a570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "383526735e159ab7f842b0fa8962fcec6c1131e8371bebfb848282a9ac74a570", kill_on_drop: false }` [INFO] [stdout] 383526735e159ab7f842b0fa8962fcec6c1131e8371bebfb848282a9ac74a570