[INFO] fetching crate twm 0.12.3... [INFO] checking twm-0.12.3 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate twm 0.12.3 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate twm 0.12.3 [INFO] finished tweaking crates.io crate twm 0.12.3 [INFO] tweaked toml for crates.io crate twm 0.12.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate twm 0.12.3 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 twm 0.12.3 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0fb2e2e82a6ca7d33548bedd352a550bb9c02657b67104a448a0aba9edc51504 [INFO] running `Command { std: "docker" "start" "-a" "0fb2e2e82a6ca7d33548bedd352a550bb9c02657b67104a448a0aba9edc51504", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fb2e2e82a6ca7d33548bedd352a550bb9c02657b67104a448a0aba9edc51504", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fb2e2e82a6ca7d33548bedd352a550bb9c02657b67104a448a0aba9edc51504", kill_on_drop: false }` [INFO] [stdout] 0fb2e2e82a6ca7d33548bedd352a550bb9c02657b67104a448a0aba9edc51504 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0e73404cb87ce58364937c642745dd3b34700da9a9a74866a3d6ff3a6683ebc7 [INFO] running `Command { std: "docker" "start" "-a" "0e73404cb87ce58364937c642745dd3b34700da9a9a74866a3d6ff3a6683ebc7", kill_on_drop: false }` [INFO] [stderr] Compiling once_cell v1.20.2 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling rustix v0.38.43 [INFO] [stderr] Checking clap_builder v4.5.27 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Checking winnow v0.6.24 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking castaway v0.2.3 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking crossbeam-channel v0.5.14 [INFO] [stderr] Compiling schemars v0.8.21 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Checking arraydeque v0.5.1 [INFO] [stderr] Checking trim-in-place v0.1.7 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Checking compact_str v0.8.1 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking nucleo-matcher v0.3.1 [INFO] [stderr] Checking convert_case v0.6.0 [INFO] [stderr] Checking roff v0.2.2 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-width v0.2.0 [INFO] [stderr] Checking signal-hook-mio v0.2.4 [INFO] [stderr] Checking jwalk v0.8.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking shellexpand v3.1.0 [INFO] [stderr] Checking const-random v0.1.18 [INFO] [stderr] Checking sdd v3.0.5 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking xdg v2.5.2 [INFO] [stderr] Checking dlv-list v0.5.2 [INFO] [stderr] Checking nucleo v0.5.0 [INFO] [stderr] Checking scc v2.3.0 [INFO] [stderr] Checking hashlink v0.9.1 [INFO] [stderr] Checking ordered-multimap v0.7.3 [INFO] [stderr] Checking rust-ini v0.21.1 [INFO] [stderr] Checking yaml-rust2 v0.9.0 [INFO] [stderr] Checking unicode-truncate v1.1.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Compiling darling_core v0.20.10 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Compiling thiserror-impl v2.0.11 [INFO] [stderr] Compiling clap_derive v4.5.24 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Compiling async-trait v0.1.85 [INFO] [stderr] Compiling schemars_derive v0.8.21 [INFO] [stderr] Compiling enum_dispatch v0.3.13 [INFO] [stderr] Compiling serial_test_derive v3.2.0 [INFO] [stderr] Checking serial_test v3.2.0 [INFO] [stderr] Compiling darling_macro v0.20.10 [INFO] [stderr] Compiling thiserror v2.0.11 [INFO] [stderr] Compiling pest v2.7.15 [INFO] [stderr] Compiling darling v0.20.10 [INFO] [stderr] Compiling instability v0.3.7 [INFO] [stderr] Checking clap v4.5.27 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Checking clap_mangen v0.2.26 [INFO] [stderr] Checking clap_complete v4.5.42 [INFO] [stderr] Compiling pest_meta v2.7.15 [INFO] [stderr] Checking serde v1.0.217 [INFO] [stderr] Compiling pest_generator v2.7.15 [INFO] [stderr] Compiling pest_derive v2.7.15 [INFO] [stderr] Checking bitflags v2.8.0 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_json v1.0.137 [INFO] [stderr] Checking json5 v0.4.1 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking toml_edit v0.22.22 [INFO] [stderr] Checking ron v0.8.1 [INFO] [stderr] Checking crossterm v0.28.1 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking ratatui v0.29.0 [INFO] [stderr] Checking config v0.15.6 [INFO] [stderr] Checking twm v0.12.3 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (1132) 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/config.rs:409:5: 409:12 (#161), segments: [PathSegment { ident: #161, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(385), style: Outer, span: src/config.rs:409:5: 409:12 (#161) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7e673d82bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7e673de0fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7e673d842226 - ::write_fmt [INFO] [stderr] 3: 0x7e673d801b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7e673d81f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7e673c80236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7e673d81fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7e673d801c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7e673d7f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7e673d80372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7e673a438f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7e673ebe0110 - ::token_trees [INFO] [stderr] 12: 0x7e673f41c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7e673f3e65d2 - ::expand_crate [INFO] [stderr] 14: 0x7e673e4f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7e673f007658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7e673f0073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7e673f0073a7 - >::call_once [INFO] [stderr] 18: 0x7e673efecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7e673efec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7e673f17127b - , 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: 0x7e673f05ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7e673eeeac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7e673eeeaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7e673eeed138 - ::new::thread_start [INFO] [stderr] 25: 0x7e6738a8aaa4 - [INFO] [stderr] 26: 0x7e6738b17a64 - 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_46_14-1129.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 `twm` (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 twm --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=3456fd63226d9d41 -C extra-filename=-8758645d9720c366 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-f2d71ef6b6ea0b9a.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-6c8568badec7d850.rmeta --extern clap_complete=/opt/rustwide/target/debug/deps/libclap_complete-fa2b766e9383daab.rmeta --extern clap_mangen=/opt/rustwide/target/debug/deps/libclap_mangen-d6197482a8735766.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-149fa2ffe0de0657.rmeta --extern crossterm=/opt/rustwide/target/debug/deps/libcrossterm-7b3e206b94036e7e.rmeta --extern enum_dispatch=/opt/rustwide/target/debug/deps/libenum_dispatch-69b6342116eb97cd.so --extern jwalk=/opt/rustwide/target/debug/deps/libjwalk-9add37e1566f8740.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-68890eeeddb3bda2.rmeta --extern nucleo=/opt/rustwide/target/debug/deps/libnucleo-db80142fd5847c4a.rmeta --extern ratatui=/opt/rustwide/target/debug/deps/libratatui-78f047ec86b83558.rmeta --extern schemars=/opt/rustwide/target/debug/deps/libschemars-67e1d4eb14704b41.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-218435ecb1e2d079.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-2b98623c6403e155.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-7e8a8b22be9820b5.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-0bd1390ae133db1c.rmeta --extern shellexpand=/opt/rustwide/target/debug/deps/libshellexpand-25ea52d7d7ad44ff.rmeta --extern xdg=/opt/rustwide/target/debug/deps/libxdg-7bdf56267930585b.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0e73404cb87ce58364937c642745dd3b34700da9a9a74866a3d6ff3a6683ebc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e73404cb87ce58364937c642745dd3b34700da9a9a74866a3d6ff3a6683ebc7", kill_on_drop: false }` [INFO] [stdout] 0e73404cb87ce58364937c642745dd3b34700da9a9a74866a3d6ff3a6683ebc7