[INFO] fetching crate option_trait 1.0.7... [INFO] testing option_trait-1.0.7 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate option_trait 1.0.7 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate option_trait 1.0.7 [INFO] finished tweaking crates.io crate option_trait 1.0.7 [INFO] tweaked toml for crates.io crate option_trait 1.0.7 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate option_trait 1.0.7 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate option_trait 1.0.7 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded moddef v0.2.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 828d7430377347496482e3948b8d39197f679d4269e6c4c415eb02a3be1829b0 [INFO] running `Command { std: "docker" "start" "-a" "828d7430377347496482e3948b8d39197f679d4269e6c4c415eb02a3be1829b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "828d7430377347496482e3948b8d39197f679d4269e6c4c415eb02a3be1829b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "828d7430377347496482e3948b8d39197f679d4269e6c4c415eb02a3be1829b0", kill_on_drop: false }` [INFO] [stdout] 828d7430377347496482e3948b8d39197f679d4269e6c4c415eb02a3be1829b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab6df1ac6cb59a576a83f1cb4942c6849d743516c4defae7e118fa88d2e553a8 [INFO] running `Command { std: "docker" "start" "-a" "ab6df1ac6cb59a576a83f1cb4942c6849d743516c4defae7e118fa88d2e553a8", kill_on_drop: false }` [INFO] [stderr] Compiling moddef v0.2.6 [INFO] [stderr] Compiling option_trait v1.0.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `const_deref` [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(const_deref)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> src/opt_cell.rs:1636:15 [INFO] [stdout] | [INFO] [stdout] 1636 | impl const Deref for OptCell [INFO] [stdout] | ^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-09-24; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> src/opt_cell.rs:1645:15 [INFO] [stdout] | [INFO] [stdout] 1645 | impl const DerefMut for OptCell [INFO] [stdout] | ^^^^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-09-24; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> src/opt_cell.rs:1095:19 [INFO] [stdout] | [INFO] [stdout] 1095 | T: ~const Deref + 'a [INFO] [stdout] | ------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-09-24; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_convert` [INFO] [stdout] --> src/opt_cell.rs:1124:19 [INFO] [stdout] | [INFO] [stdout] 1124 | T: ~const DerefMut + 'a [INFO] [stdout] | ------ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #143773 for more information [INFO] [stdout] = help: add `#![feature(const_convert)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-09-24; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] thread 'rustc' (35) panicked at /rustc-dev/caccb4d0368bd918ef6668af8e13834d07040417/compiler/rustc_type_ir/src/binder.rs:776:9: [INFO] [stderr] type parameter `T/#1` (T/#1/1) out of range when instantiating, args=[?2t] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7206aa9cc243 - ::fmt::h52160e9da139e442 [INFO] [stderr] 1: 0x7206ab002004 - core::fmt::write::hf09a056a304e021a [INFO] [stderr] 2: 0x7206aa980ac1 - std::io::Write::write_fmt::h361c7127187cda65 [INFO] [stderr] 3: 0x7206aa991fb2 - std::sys::backtrace::BacktraceLock::print::h15104dbcf0fd1f14 [INFO] [stderr] 4: 0x7206aa997f19 - std::panicking::default_hook::{{closure}}::h0fa6cd8dbe0dd76b [INFO] [stderr] 5: 0x7206aa997a43 - std::panicking::default_hook::h8d20506cf72e4831 [INFO] [stderr] 6: 0x7206a99bc747 - std[7e5923e4fb083e6e]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x7206aa99833f - std::panicking::panic_with_hook::h746880a052e02c85 [INFO] [stderr] 8: 0x7206aa9980fa - std::panicking::panic_handler::{{closure}}::h14b95830f89d14b3 [INFO] [stderr] 9: 0x7206aa9920e9 - std::sys::backtrace::__rust_end_short_backtrace::h7ddaac0e9609a83d [INFO] [stderr] 10: 0x7206aa972c2d - __rustc[76f7e7187978e2f8]::rust_begin_unwind [INFO] [stderr] 11: 0x7206a7ce8450 - core::panicking::panic_fmt::heb245a301f4395db [INFO] [stderr] 12: 0x7206a9fb8269 - >::type_param_out_of_range [INFO] [stderr] 13: 0x7206ab0cae50 - as rustc_type_ir[ff2a74baa8291a04]::fold::TypeFolder>::fold_ty [INFO] [stderr] 14: 0x7206ab0c6553 - <&rustc_middle[85294cbce27cd394]::ty::list::RawList<(), rustc_middle[85294cbce27cd394]::ty::generic_args::GenericArg> as rustc_type_ir[ff2a74baa8291a04]::fold::TypeFoldable>::fold_with::> [INFO] [stderr] 15: 0x7206ace328eb - as rustc_type_ir[ff2a74baa8291a04]::fold::TypeFolder>::fold_const.cold [INFO] [stderr] 16: 0x7206ab8365e1 - rustc_trait_selection[c50069425c2b5e27]::traits::project::confirm_candidate [INFO] [stderr] 17: 0x7206ab859be3 - rustc_trait_selection[c50069425c2b5e27]::traits::project::opt_normalize_projection_term [INFO] [stderr] 18: 0x7206ab857404 - ::commit_if_ok:: [INFO] [stderr] 19: 0x7206ab9841d1 - ::evaluate_predicate_recursively [INFO] [stderr] 20: 0x7206ab9836af - ::evaluate_candidate [INFO] [stderr] 21: 0x7206ab0b166d - ::poly_select::{closure#0} [INFO] [stderr] 22: 0x7206ab7ff671 - ::process_obligation [INFO] [stderr] 23: 0x7206ab004f49 - >::process_obligations:: [INFO] [stderr] 24: 0x7206aba1a3c4 - as rustc_infer[2041a7fa40cb12a5]::traits::engine::TraitEngine>::select_all_or_error [INFO] [stderr] 25: 0x7206ab9f08c8 - rustc_hir_analysis[fcc0bab0cf466b0d]::check::wfcheck::check_trait [INFO] [stderr] 26: 0x7206ab92557e - rustc_hir_analysis[fcc0bab0cf466b0d]::check::check::check_item_type [INFO] [stderr] 27: 0x7206ab91ddf9 - rustc_hir_analysis[fcc0bab0cf466b0d]::check::wfcheck::check_well_formed [INFO] [stderr] 28: 0x7206ab91dddb - rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 29: 0x7206ab91d652 - rustc_query_system[70b7ad0dceeed8ae]::query::plumbing::try_execute_query::, rustc_query_system[70b7ad0dceeed8ae]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::QueryCtxt, false> [INFO] [stderr] 30: 0x7206ab91d156 - rustc_query_impl[f5e7cf8f1e8ef554]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 31: 0x7206ab91a775 - rustc_hir_analysis[fcc0bab0cf466b0d]::check::wfcheck::check_type_wf [INFO] [stderr] 32: 0x7206ab91a675 - rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 33: 0x7206ac08c148 - rustc_query_system[70b7ad0dceeed8ae]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::QueryCtxt, false> [INFO] [stderr] 34: 0x7206ac08bdf6 - rustc_query_impl[f5e7cf8f1e8ef554]::query_impl::check_type_wf::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 35: 0x7206abaebd5c - rustc_hir_analysis[fcc0bab0cf466b0d]::check_crate [INFO] [stderr] 36: 0x7206ab1d30b0 - rustc_interface[2ea1c423c56ccb20]::passes::analysis [INFO] [stderr] 37: 0x7206ab1d2d6d - rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 38: 0x7206ac092a48 - rustc_query_system[70b7ad0dceeed8ae]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::QueryCtxt, false> [INFO] [stderr] 39: 0x7206ac092708 - rustc_query_impl[f5e7cf8f1e8ef554]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 40: 0x7206ac40ec4f - rustc_interface[2ea1c423c56ccb20]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[bee8db6accd21c89]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 41: 0x7206ac1dd87e - rustc_interface[2ea1c423c56ccb20]::interface::run_compiler::<(), rustc_driver_impl[bee8db6accd21c89]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 42: 0x7206ac162b38 - std[7e5923e4fb083e6e]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 43: 0x7206ac16281c - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[a75fa55fde0009ec]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 44: 0x7206ac1685cd - std::sys::thread::unix::Thread::new::thread_start::h14ea1ba6e320367c [INFO] [stderr] 45: 0x7206a5c8aaa4 - [INFO] [stderr] 46: 0x7206a5d17a34 - clone [INFO] [stderr] 47: 0x0 - [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: using internal features is not supported and expected to cause internal compiler errors when used incorrectly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2025-10-01T17_12_08-32.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.92.0-nightly (caccb4d03 2025-09-24) 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 [check_well_formed] checking that `Same` is well-formed [INFO] [stderr] #1 [check_type_wf] checking that types are well-formed [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] [INFO] [stderr] thread 'rustc' (35) panicked at /rustc-dev/caccb4d0368bd918ef6668af8e13834d07040417/compiler/rustc_type_ir/src/binder.rs:776:9: [INFO] [stderr] type parameter `T/#1` (T/#1/1) out of range when instantiating, args=[?2t] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7206aa9cc243 - ::fmt::h52160e9da139e442 [INFO] [stderr] 1: 0x7206ab002004 - core::fmt::write::hf09a056a304e021a [INFO] [stderr] 2: 0x7206aa980ac1 - std::io::Write::write_fmt::h361c7127187cda65 [INFO] [stderr] 3: 0x7206aa991fb2 - std::sys::backtrace::BacktraceLock::print::h15104dbcf0fd1f14 [INFO] [stderr] 4: 0x7206aa997f19 - std::panicking::default_hook::{{closure}}::h0fa6cd8dbe0dd76b [INFO] [stderr] 5: 0x7206aa997a43 - std::panicking::default_hook::h8d20506cf72e4831 [INFO] [stderr] 6: 0x7206a99bc747 - std[7e5923e4fb083e6e]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x7206aa99833f - std::panicking::panic_with_hook::h746880a052e02c85 [INFO] [stderr] 8: 0x7206aa9980fa - std::panicking::panic_handler::{{closure}}::h14b95830f89d14b3 [INFO] [stderr] 9: 0x7206aa9920e9 - std::sys::backtrace::__rust_end_short_backtrace::h7ddaac0e9609a83d [INFO] [stderr] 10: 0x7206aa972c2d - __rustc[76f7e7187978e2f8]::rust_begin_unwind [INFO] [stderr] 11: 0x7206a7ce8450 - core::panicking::panic_fmt::heb245a301f4395db [INFO] [stderr] 12: 0x7206a9fb8269 - >::type_param_out_of_range [INFO] [stderr] 13: 0x7206ab0cae50 - as rustc_type_ir[ff2a74baa8291a04]::fold::TypeFolder>::fold_ty [INFO] [stderr] 14: 0x7206ab0c6553 - <&rustc_middle[85294cbce27cd394]::ty::list::RawList<(), rustc_middle[85294cbce27cd394]::ty::generic_args::GenericArg> as rustc_type_ir[ff2a74baa8291a04]::fold::TypeFoldable>::fold_with::> [INFO] [stderr] 15: 0x7206ace328eb - as rustc_type_ir[ff2a74baa8291a04]::fold::TypeFolder>::fold_const.cold [INFO] [stderr] 16: 0x7206ab8365e1 - rustc_trait_selection[c50069425c2b5e27]::traits::project::confirm_candidate [INFO] [stderr] 17: 0x7206ab859be3 - rustc_trait_selection[c50069425c2b5e27]::traits::project::opt_normalize_projection_term [INFO] [stderr] 18: 0x7206ab857404 - ::commit_if_ok:: [INFO] [stderr] 19: 0x7206ab9841d1 - ::evaluate_predicate_recursively [INFO] [stderr] 20: 0x7206ab9836af - ::evaluate_candidate [INFO] [stderr] 21: 0x7206ab0b166d - ::poly_select::{closure#0} [INFO] [stderr] 22: 0x7206ab7ff671 - ::process_obligation [INFO] [stderr] 23: 0x7206ab004f49 - >::process_obligations:: [INFO] [stderr] 24: 0x7206aba1a3c4 - as rustc_infer[2041a7fa40cb12a5]::traits::engine::TraitEngine>::select_all_or_error [INFO] [stderr] 25: 0x7206ab9f08c8 - rustc_hir_analysis[fcc0bab0cf466b0d]::check::wfcheck::check_trait [INFO] [stderr] 26: 0x7206ab92557e - rustc_hir_analysis[fcc0bab0cf466b0d]::check::check::check_item_type [INFO] [stderr] 27: 0x7206ab91ddf9 - rustc_hir_analysis[fcc0bab0cf466b0d]::check::wfcheck::check_well_formed [INFO] [stderr] 28: 0x7206ab91dddb - rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 29: 0x7206ab91d652 - rustc_query_system[70b7ad0dceeed8ae]::query::plumbing::try_execute_query::, rustc_query_system[70b7ad0dceeed8ae]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::QueryCtxt, false> [INFO] [stderr] 30: 0x7206ab91d156 - rustc_query_impl[f5e7cf8f1e8ef554]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 31: 0x7206ab91a775 - rustc_hir_analysis[fcc0bab0cf466b0d]::check::wfcheck::check_type_wf [INFO] [stderr] 32: 0x7206ab91a675 - rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 33: 0x7206ac08c148 - rustc_query_system[70b7ad0dceeed8ae]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::QueryCtxt, false> [INFO] [stderr] 34: 0x7206ac08bdf6 - rustc_query_impl[f5e7cf8f1e8ef554]::query_impl::check_type_wf::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 35: 0x7206abaebd5c - rustc_hir_analysis[fcc0bab0cf466b0d]::check_crate [INFO] [stderr] 36: 0x7206ab1d30b0 - rustc_interface[2ea1c423c56ccb20]::passes::analysis [INFO] [stderr] 37: 0x7206ab1d2d6d - rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 38: 0x7206ac092a48 - rustc_query_system[70b7ad0dceeed8ae]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[f5e7cf8f1e8ef554]::plumbing::QueryCtxt, false> [INFO] [stderr] 39: 0x7206ac092708 - rustc_query_impl[f5e7cf8f1e8ef554]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 40: 0x7206ac40ec4f - rustc_interface[2ea1c423c56ccb20]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[bee8db6accd21c89]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 41: 0x7206ac1dd87e - rustc_interface[2ea1c423c56ccb20]::interface::run_compiler::<(), rustc_driver_impl[bee8db6accd21c89]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 42: 0x7206ac162b38 - std[7e5923e4fb083e6e]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 43: 0x7206ac16281c - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[a75fa55fde0009ec]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 44: 0x7206ac1685cd - std::sys::thread::unix::Thread::new::thread_start::h14ea1ba6e320367c [INFO] [stderr] 45: 0x7206a5c8aaa4 - [INFO] [stderr] 46: 0x7206a5d17a34 - clone [INFO] [stderr] 47: 0x0 - [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: using internal features is not supported and expected to cause internal compiler errors when used incorrectly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2025-10-01T17_12_08-32.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.92.0-nightly (caccb4d03 2025-09-24) 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 [check_well_formed] checking that `private::Same` is well-formed [INFO] [stderr] #1 [check_type_wf] checking that types are well-formed [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stdout] Some errors have detailed explanations: E0635, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `option_trait` (lib) due to 5 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ab6df1ac6cb59a576a83f1cb4942c6849d743516c4defae7e118fa88d2e553a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab6df1ac6cb59a576a83f1cb4942c6849d743516c4defae7e118fa88d2e553a8", kill_on_drop: false }` [INFO] [stdout] ab6df1ac6cb59a576a83f1cb4942c6849d743516c4defae7e118fa88d2e553a8