[INFO] fetching crate dashu-int 0.4.1... [INFO] building dashu-int-0.4.1 against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate dashu-int 0.4.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate dashu-int 0.4.1 on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dashu-int 0.4.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate dashu-int 0.4.1 [INFO] tweaked toml for crates.io crate dashu-int 0.4.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate dashu-int 0.4.1 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7f6f5432b7ac7dd01361322b8f5bee7ba5032a0d5bfdcff33ceef447bdd5048 [INFO] running `Command { std: "docker" "start" "-a" "d7f6f5432b7ac7dd01361322b8f5bee7ba5032a0d5bfdcff33ceef447bdd5048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7f6f5432b7ac7dd01361322b8f5bee7ba5032a0d5bfdcff33ceef447bdd5048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7f6f5432b7ac7dd01361322b8f5bee7ba5032a0d5bfdcff33ceef447bdd5048", kill_on_drop: false }` [INFO] [stdout] d7f6f5432b7ac7dd01361322b8f5bee7ba5032a0d5bfdcff33ceef447bdd5048 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f349b41dca43a9dd3c5dcebb363551849588b4378c16be5c3f43200d0c56ebea [INFO] running `Command { std: "docker" "start" "-a" "f349b41dca43a9dd3c5dcebb363551849588b4378c16be5c3f43200d0c56ebea", kill_on_drop: false }` [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling num-modular v0.6.1 [INFO] [stderr] Compiling dashu-base v0.4.0 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling num-order v1.2.0 [INFO] [stderr] Compiling dashu-int v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `force_bits` [INFO] [stdout] --> src/arch/mod.rs:17:14 [INFO] [stdout] | [INFO] [stdout] 17 | if #[cfg(force_bits = "16")] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(force_bits, values("16"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(force_bits, values(\"16\"))");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `force_bits` [INFO] [stdout] --> src/arch/mod.rs:21:19 [INFO] [stdout] | [INFO] [stdout] 21 | else if #[cfg(force_bits = "32")] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(force_bits, values("32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(force_bits, values(\"32\"))");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `force_bits` [INFO] [stdout] --> src/arch/mod.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | else if #[cfg(force_bits = "64")] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(force_bits, values("64"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(force_bits, values(\"64\"))");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/fmt/digit_writer.rs:20:74 [INFO] [stdout] | [INFO] [stdout] 19 | impl<'a> DigitWriter<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 20 | pub fn new(writer: &'a mut dyn fmt::Write, digit_case: DigitCase) -> DigitWriter { [INFO] [stdout] | ^^^^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/modular/convert.rs:199:10 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn reduce<'a, T: IntoRing<'a, ConstDivisor, RingElement = Reduced<'a>>>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 199 | ) -> Reduced { [INFO] [stdout] | ^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb73 [INFO] [stdout] --> src/parse/non_power_two.rs:124:2 [INFO] [stdout] | [INFO] [stdout] 124 | } [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x72c234f81caa - ::fmt::h636462e57d5ef1e1 [INFO] [stderr] 1: 0x72c235613cbc - core::fmt::write::h067060808ac50eb9 [INFO] [stderr] 2: 0x72c236528e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd [INFO] [stderr] 3: 0x72c234f81b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9 [INFO] [stderr] 4: 0x72c234f83ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d [INFO] [stderr] 5: 0x72c234f83e43 - std::panicking::default_hook::h25f21dc0f2064615 [INFO] [stderr] 6: 0x72c2340eff28 - std[b36e883d67eb0403]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x72c234f847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605 [INFO] [stderr] 8: 0x72c23412a341 - std[b36e883d67eb0403]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x72c23411f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x72c23411f50d - std[b36e883d67eb0403]::panicking::begin_panic:: [INFO] [stderr] 11: 0x72c2341342a1 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x72c234684fdc - ::span_bug:: [INFO] [stderr] 13: 0x72c23470a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 14: 0x72c2346f006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 15: 0x72c2346efefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 16: 0x72c232b34437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt:: [INFO] [stderr] 17: 0x72c235fd541b - ::build_unwind_tree [INFO] [stderr] 18: 0x72c235fcd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build [INFO] [stderr] 19: 0x72c235607714 - rustc_mir_transform[857cd804783fef4d]::mir_built [INFO] [stderr] 20: 0x72c2356076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 21: 0x72c2358953d1 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 22: 0x72c235894f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 23: 0x72c232667185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety [INFO] [stderr] 24: 0x72c235ee98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 25: 0x72c235ee9b69 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 26: 0x72c235ee97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x72c235a9bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses [INFO] [stderr] 28: 0x72c23652cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis [INFO] [stderr] 29: 0x72c23652cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 30: 0x72c23657b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x72c23657b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x72c2365701de - rustc_interface[b59e7ee7606ca029]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 33: 0x72c2365dff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 34: 0x72c2364f5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 35: 0x72c2364f551c - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[303105738bd0c2ae]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 36: 0x72c2364f6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05 [INFO] [stderr] 37: 0x72c23086bac3 - [INFO] [stderr] 38: 0x72c2308fca04 - clone [INFO] [stderr] 39: 0x0 - [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-2025-01-01T04_07_10-105.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.85.0-nightly (9b5e8b16b 2024-12-19) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -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 [mir_built] building MIR for `parse::non_power_two::parse_large_divide_conquer` [INFO] [stderr] #1 [check_unsafety] unsafety-checking `parse::non_power_two::parse_large_divide_conquer` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `dashu-int` (lib); 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/bin/rustc --crate-name dashu_int --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="num-order"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("default", "num-integer", "num-integer_v01", "num-order", "num-traits", "num-traits_v02", "rand", "rand_v08", "serde", "std", "zeroize"))' -C metadata=1251d6bab38fbddc -C extra-filename=-a1634d65c0eede39 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-d6c981cf4726d6cd.rmeta --extern dashu_base=/opt/rustwide/target/debug/deps/libdashu_base-e57dbd14fe51a77a.rmeta --extern num_modular=/opt/rustwide/target/debug/deps/libnum_modular-48daa9e0cf39eca8.rmeta --extern num_order=/opt/rustwide/target/debug/deps/libnum_order-65cd4641e73a0aa6.rmeta --extern rustversion=/opt/rustwide/target/debug/deps/librustversion-764dd516c5a12773.so --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-7bb0f4a01756e953.rmeta --cap-lints=forbid -Dtail-expr-drop-order` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "f349b41dca43a9dd3c5dcebb363551849588b4378c16be5c3f43200d0c56ebea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f349b41dca43a9dd3c5dcebb363551849588b4378c16be5c3f43200d0c56ebea", kill_on_drop: false }` [INFO] [stdout] f349b41dca43a9dd3c5dcebb363551849588b4378c16be5c3f43200d0c56ebea