[INFO] fetching crate rsgridsynth 0.2.0... [INFO] checking rsgridsynth-0.2.0 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate rsgridsynth 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate rsgridsynth 0.2.0 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate rsgridsynth 0.2.0 [INFO] tweaked toml for crates.io crate rsgridsynth 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rsgridsynth 0.2.0 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 rsgridsynth 0.2.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2e4fb5ed4099e021515726f55b949bc115162d1959fea3af0be854fb30eaad76 [INFO] running `Command { std: "docker" "start" "-a" "2e4fb5ed4099e021515726f55b949bc115162d1959fea3af0be854fb30eaad76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e4fb5ed4099e021515726f55b949bc115162d1959fea3af0be854fb30eaad76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e4fb5ed4099e021515726f55b949bc115162d1959fea3af0be854fb30eaad76", kill_on_drop: false }` [INFO] [stdout] 2e4fb5ed4099e021515726f55b949bc115162d1959fea3af0be854fb30eaad76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9c245e9488c4cd9e6b0e5354d1ded54daeb932dc0b9c5ca79cad4a5c287e65d7 [INFO] running `Command { std: "docker" "start" "-a" "9c245e9488c4cd9e6b0e5354d1ded54daeb932dc0b9c5ca79cad4a5c287e65d7", kill_on_drop: false }` [INFO] [stderr] Compiling dashu-base v0.4.1 [INFO] [stderr] Compiling num-modular v0.6.1 [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Checking getrandom v0.3.4 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Compiling toml_parser v1.0.4 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking num-order v1.2.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling dashu-int v0.4.1 [INFO] [stderr] Checking simba v0.9.1 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Compiling toml_edit v0.23.9 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking env_filter v0.1.4 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking jiff v0.2.16 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Compiling proc-macro-crate v3.4.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking dashu-float v0.4.3 [INFO] [stderr] Compiling dashu-ratio v0.4.1 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Compiling dashu-macros v0.4.1 [INFO] [stderr] Compiling nalgebra-macros v0.2.2 [INFO] [stderr] Compiling clap_derive v4.5.49 [INFO] [stderr] Compiling serial_test_derive v3.2.0 [INFO] [stderr] Checking dashu v0.4.2 [INFO] [stderr] Checking serial_test v3.2.0 [INFO] [stderr] Compiling ntest_test_cases v0.9.3 [INFO] [stderr] Compiling ntest_timeout v0.9.3 [INFO] [stderr] Checking ntest v0.9.3 [INFO] [stderr] Checking env_logger v0.11.8 [INFO] [stderr] Checking nalgebra v0.33.2 [INFO] [stderr] Checking clap v4.5.53 [INFO] [stderr] Checking rsgridsynth v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (497) 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: tests/integration_test.rs:6:1: 6:8 (#6), segments: [PathSegment { ident: #6, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(16), style: Outer, span: tests/integration_test.rs:6:1: 6:8 (#6) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x74281d42bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x74281da0fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x74281d442226 - ::write_fmt [INFO] [stderr] 3: 0x74281d401b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x74281d41f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x74281c40236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x74281d41fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x74281d401c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x74281d3f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x74281d40372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x74281a038f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x74281e7e0110 - ::token_trees [INFO] [stderr] 12: 0x74281f01c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x74281efe65d2 - ::expand_crate [INFO] [stderr] 14: 0x74281e0f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x74281ec07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x74281ec073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x74281ec073a7 - >::call_once [INFO] [stderr] 18: 0x74281ebecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x74281ebec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x74281ed7127b - , 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: 0x74281ec5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x74281eaeac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x74281eaeaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x74281eaed138 - ::new::thread_start [INFO] [stderr] 25: 0x742818663aa4 - [INFO] [stderr] 26: 0x7428186f0a64 - 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-2026-01-08T22_15_13-489.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 `rsgridsynth` (test "integration_test") [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name integration_test --edition=2021 tests/integration_test.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=d158ebd0e9cc9c56 -C extra-filename=-db1f113832db0ed9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-edc70efa9d4986b9.rmeta --extern dashu=/opt/rustwide/target/debug/deps/libdashu-7a695d57d180225d.rmeta --extern dashu_base=/opt/rustwide/target/debug/deps/libdashu_base-38ab9cfbdea3440e.rmeta --extern dashu_float=/opt/rustwide/target/debug/deps/libdashu_float-3748b4b212953b5b.rmeta --extern dashu_int=/opt/rustwide/target/debug/deps/libdashu_int-a5ea3a5d855e2045.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-929c307825444fac.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-243a4081f8655140.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-ec195d2468e5d0b2.rmeta --extern ntest=/opt/rustwide/target/debug/deps/libntest-c1b4c65f6d6804b3.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-07bb131ac026d154.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-3f20bdcfe3eb0a45.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2ad934dc7da92e31.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-047de0f92a106c52.rmeta --extern rsgridsynth=/opt/rustwide/target/debug/deps/librsgridsynth-f232fe64542d9bae.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-277b29fce9e85634.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9c245e9488c4cd9e6b0e5354d1ded54daeb932dc0b9c5ca79cad4a5c287e65d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c245e9488c4cd9e6b0e5354d1ded54daeb932dc0b9c5ca79cad4a5c287e65d7", kill_on_drop: false }` [INFO] [stdout] 9c245e9488c4cd9e6b0e5354d1ded54daeb932dc0b9c5ca79cad4a5c287e65d7