[INFO] fetching crate option_trait 1.0.7...
[INFO] testing option_trait-1.0.7 against 1.90.0 for beta-1.91-3
[INFO] extracting crate option_trait 1.0.7 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate option_trait 1.0.7 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0efac738c359de61e444e4e2ec37485a073aa6467abfbb14e1143a3f70884a34
[INFO] running `Command { std: "docker" "start" "-a" "0efac738c359de61e444e4e2ec37485a073aa6467abfbb14e1143a3f70884a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0efac738c359de61e444e4e2ec37485a073aa6467abfbb14e1143a3f70884a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0efac738c359de61e444e4e2ec37485a073aa6467abfbb14e1143a3f70884a34", kill_on_drop: false }`
[INFO] [stdout] 0efac738c359de61e444e4e2ec37485a073aa6467abfbb14e1143a3f70884a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d2346a9b666a87085e51ff95fed8418ac47f891f730d565b8a1d03a9da8f176
[INFO] running `Command { std: "docker" "start" "-a" "6d2346a9b666a87085e51ff95fed8418ac47f891f730d565b8a1d03a9da8f176", kill_on_drop: false }`
[INFO] [stderr]    Compiling moddef v0.2.6
[INFO] [stderr]    Compiling option_trait v1.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_trait_impl)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(auto_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(negative_impls)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(try_trait_v2_yeet)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(unboxed_closures)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(associated_const_equality)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(structural_match)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(core_intrinsics)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(const_eval_select)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(const_deref)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(generic_const_exprs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' panicked at /rustc-dev/1159e78c4747b02ef996e55082b704c09b970588/compiler/rustc_type_ir/src/binder.rs:764:9:
[INFO] [stderr] type parameter `T/#1` (T/#1/1) out of range when instantiating, args=[?2t]
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x74aa2c200f83 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stderr]    1:     0x74aa2ca02d77 - core::fmt::write::h8a494366950f23bb
[INFO] [stderr]    2:     0x74aa2ddd14d1 - std::io::Write::write_fmt::h6556609fca33d0b1
[INFO] [stderr]    3:     0x74aa2c200de2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stderr]    4:     0x74aa2c204887 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stderr]    5:     0x74aa2c2043eb - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stderr]    6:     0x74aa2b2627e3 - std[9479b33d5e275715]::panicking::update_hook::<alloc[252dd2b3abdfe4a]::boxed::Box<rustc_driver_impl[773a1ede480c2143]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    7:     0x74aa2c2050ce - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stderr]    8:     0x74aa2c204dca - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stderr]    9:     0x74aa2c201459 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stderr]   10:     0x74aa2c204aad - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stderr]   11:     0x74aa288d01a0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stderr]   12:     0x74aa2b835d89 - <rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::type_param_out_of_range
[INFO] [stderr]   13:     0x74aa2cab8ce5 - <rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt> as rustc_type_ir[e11decee25f0b077]::fold::TypeFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::fold_ty
[INFO] [stderr]   14:     0x74aa2cab438e - <&rustc_middle[581473cc959b0df7]::ty::list::RawList<(), rustc_middle[581473cc959b0df7]::ty::generic_args::GenericArg> as rustc_type_ir[e11decee25f0b077]::fold::TypeFoldable<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::fold_with::<rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>
[INFO] [stderr]   15:     0x74aa2e8cf92b - <rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt> as rustc_type_ir[e11decee25f0b077]::fold::TypeFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::fold_const.cold
[INFO] [stderr]   16:     0x74aa2cc1ecb2 - rustc_trait_selection[6d7a3a0502c35771]::traits::project::confirm_candidate
[INFO] [stderr]   17:     0x74aa2cc42dc4 - rustc_trait_selection[6d7a3a0502c35771]::traits::project::opt_normalize_projection_term
[INFO] [stderr]   18:     0x74aa2cc4782f - <rustc_infer[b47835bb4f4f8057]::infer::InferCtxt>::commit_if_ok::<rustc_trait_selection[6d7a3a0502c35771]::traits::project::ProjectAndUnifyResult, rustc_infer[b47835bb4f4f8057]::traits::project::MismatchedProjectionTypes, rustc_trait_selection[6d7a3a0502c35771]::traits::project::poly_project_and_unify_term::{closure#0}>
[INFO] [stderr]   19:     0x74aa2ca0877e - <rustc_trait_selection[6d7a3a0502c35771]::traits::select::SelectionContext>::evaluate_predicate_recursively
[INFO] [stderr]   20:     0x74aa2d76956f - <rustc_trait_selection[6d7a3a0502c35771]::traits::select::SelectionContext>::candidate_from_obligation::{closure#0}::{closure#0}
[INFO] [stderr]   21:     0x74aa2ca9c904 - <rustc_trait_selection[6d7a3a0502c35771]::traits::select::SelectionContext>::poly_select::{closure#0}
[INFO] [stderr]   22:     0x74aa2d26f531 - <rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::FulfillProcessor as rustc_data_structures[32e9e1243901af9b]::obligation_forest::ObligationProcessor>::process_obligation
[INFO] [stderr]   23:     0x74aa2ca05a42 - <rustc_data_structures[32e9e1243901af9b]::obligation_forest::ObligationForest<rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::PendingPredicateObligation>>::process_obligations::<rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::FulfillProcessor>
[INFO] [stderr]   24:     0x74aa2d314c73 - <rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::FulfillmentContext<rustc_trait_selection[6d7a3a0502c35771]::traits::FulfillmentError> as rustc_infer[b47835bb4f4f8057]::traits::engine::TraitEngine<rustc_trait_selection[6d7a3a0502c35771]::traits::FulfillmentError>>::select_all_or_error
[INFO] [stderr]   25:     0x74aa2dce2754 - rustc_hir_analysis[64676e49d1c8bee]::check::wfcheck::check_trait
[INFO] [stderr]   26:     0x74aa2d32015e - rustc_hir_analysis[64676e49d1c8bee]::check::check::check_item_type
[INFO] [stderr]   27:     0x74aa2d3166f5 - rustc_hir_analysis[64676e49d1c8bee]::check::wfcheck::check_well_formed
[INFO] [stderr]   28:     0x74aa2d3166d7 - rustc_query_impl[4e8a788e737bdb2b]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_well_formed::dynamic_query::{closure#2}::{closure#0}, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   29:     0x74aa2d315f0c - rustc_query_system[5711f675e4c02644]::query::plumbing::try_execute_query::<rustc_query_impl[4e8a788e737bdb2b]::DynamicConfig<rustc_data_structures[32e9e1243901af9b]::vec_cache::VecCache<rustc_span[dd7040bcb6abea74]::def_id::LocalDefId, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>, rustc_query_system[5711f675e4c02644]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[4e8a788e737bdb2b]::plumbing::QueryCtxt, false>
[INFO] [stderr]   30:     0x74aa2d315a42 - rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   31:     0x74aa2d3126a3 - rustc_hir_analysis[64676e49d1c8bee]::check::wfcheck::check_type_wf
[INFO] [stderr]   32:     0x74aa2d31259d - rustc_query_impl[4e8a788e737bdb2b]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_type_wf::dynamic_query::{closure#2}::{closure#0}, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   33:     0x74aa2dad1dbc - rustc_query_system[5711f675e4c02644]::query::plumbing::try_execute_query::<rustc_query_impl[4e8a788e737bdb2b]::DynamicConfig<rustc_query_system[5711f675e4c02644]::query::caches::SingleCache<rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[4e8a788e737bdb2b]::plumbing::QueryCtxt, false>
[INFO] [stderr]   34:     0x74aa2dad1bb6 - rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_type_wf::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   35:     0x74aa2cbd4a79 - rustc_hir_analysis[64676e49d1c8bee]::check_crate
[INFO] [stderr]   36:     0x74aa2cbd9004 - rustc_interface[c9c4c8df4db17049]::passes::analysis
[INFO] [stderr]   37:     0x74aa2cbd8cc7 - rustc_query_impl[4e8a788e737bdb2b]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4e8a788e737bdb2b]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   38:     0x74aa2dad2b08 - rustc_query_system[5711f675e4c02644]::query::plumbing::try_execute_query::<rustc_query_impl[4e8a788e737bdb2b]::DynamicConfig<rustc_query_system[5711f675e4c02644]::query::caches::SingleCache<rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[4e8a788e737bdb2b]::plumbing::QueryCtxt, false>
[INFO] [stderr]   39:     0x74aa2dad2776 - rustc_query_impl[4e8a788e737bdb2b]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   40:     0x74aa2de17e0b - rustc_interface[c9c4c8df4db17049]::passes::create_and_enter_global_ctxt::<core[42326c15e70145c1]::option::Option<rustc_interface[c9c4c8df4db17049]::queries::Linker>, rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0}
[INFO] [stderr]   41:     0x74aa2dcc11f1 - rustc_interface[c9c4c8df4db17049]::interface::run_compiler::<(), rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   42:     0x74aa2db751c1 - std[9479b33d5e275715]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_with_globals<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_pool_with_globals<rustc_interface[c9c4c8df4db17049]::interface::run_compiler<(), rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   43:     0x74aa2db74ea2 - <<std[9479b33d5e275715]::thread::Builder>::spawn_unchecked_<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_with_globals<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_pool_with_globals<rustc_interface[c9c4c8df4db17049]::interface::run_compiler<(), rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[42326c15e70145c1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   44:     0x74aa2db7a7c5 - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stderr]   45:     0x74aa2748aaa4 - <unknown>
[INFO] [stderr]   46:     0x74aa27517a34 - clone
[INFO] [stderr]   47:                0x0 - <unknown>
[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] note: rustc 1.90.0 (1159e78c4 2025-09-14) 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' panicked at /rustc-dev/1159e78c4747b02ef996e55082b704c09b970588/compiler/rustc_type_ir/src/binder.rs:764:9:
[INFO] [stderr] type parameter `T/#1` (T/#1/1) out of range when instantiating, args=[?2t]
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x74aa2c200f83 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stderr]    1:     0x74aa2ca02d77 - core::fmt::write::h8a494366950f23bb
[INFO] [stderr]    2:     0x74aa2ddd14d1 - std::io::Write::write_fmt::h6556609fca33d0b1
[INFO] [stderr]    3:     0x74aa2c200de2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stderr]    4:     0x74aa2c204887 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stderr]    5:     0x74aa2c2043eb - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stderr]    6:     0x74aa2b2627e3 - std[9479b33d5e275715]::panicking::update_hook::<alloc[252dd2b3abdfe4a]::boxed::Box<rustc_driver_impl[773a1ede480c2143]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    7:     0x74aa2c2050ce - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stderr]    8:     0x74aa2c204dca - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stderr]    9:     0x74aa2c201459 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stderr]   10:     0x74aa2c204aad - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stderr]   11:     0x74aa288d01a0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stderr]   12:     0x74aa2b835d89 - <rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::type_param_out_of_range
[INFO] [stderr]   13:     0x74aa2cab8ce5 - <rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt> as rustc_type_ir[e11decee25f0b077]::fold::TypeFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::fold_ty
[INFO] [stderr]   14:     0x74aa2cab438e - <&rustc_middle[581473cc959b0df7]::ty::list::RawList<(), rustc_middle[581473cc959b0df7]::ty::generic_args::GenericArg> as rustc_type_ir[e11decee25f0b077]::fold::TypeFoldable<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::fold_with::<rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>
[INFO] [stderr]   15:     0x74aa2e8cf92b - <rustc_type_ir[e11decee25f0b077]::binder::ArgFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt> as rustc_type_ir[e11decee25f0b077]::fold::TypeFolder<rustc_middle[581473cc959b0df7]::ty::context::TyCtxt>>::fold_const.cold
[INFO] [stderr]   16:     0x74aa2cc1ecb2 - rustc_trait_selection[6d7a3a0502c35771]::traits::project::confirm_candidate
[INFO] [stderr]   17:     0x74aa2cc42dc4 - rustc_trait_selection[6d7a3a0502c35771]::traits::project::opt_normalize_projection_term
[INFO] [stderr]   18:     0x74aa2cc4782f - <rustc_infer[b47835bb4f4f8057]::infer::InferCtxt>::commit_if_ok::<rustc_trait_selection[6d7a3a0502c35771]::traits::project::ProjectAndUnifyResult, rustc_infer[b47835bb4f4f8057]::traits::project::MismatchedProjectionTypes, rustc_trait_selection[6d7a3a0502c35771]::traits::project::poly_project_and_unify_term::{closure#0}>
[INFO] [stderr]   19:     0x74aa2ca0877e - <rustc_trait_selection[6d7a3a0502c35771]::traits::select::SelectionContext>::evaluate_predicate_recursively
[INFO] [stderr]   20:     0x74aa2d76956f - <rustc_trait_selection[6d7a3a0502c35771]::traits::select::SelectionContext>::candidate_from_obligation::{closure#0}::{closure#0}
[INFO] [stderr]   21:     0x74aa2ca9c904 - <rustc_trait_selection[6d7a3a0502c35771]::traits::select::SelectionContext>::poly_select::{closure#0}
[INFO] [stderr]   22:     0x74aa2d26f531 - <rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::FulfillProcessor as rustc_data_structures[32e9e1243901af9b]::obligation_forest::ObligationProcessor>::process_obligation
[INFO] [stderr]   23:     0x74aa2ca05a42 - <rustc_data_structures[32e9e1243901af9b]::obligation_forest::ObligationForest<rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::PendingPredicateObligation>>::process_obligations::<rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::FulfillProcessor>
[INFO] [stderr]   24:     0x74aa2d314c73 - <rustc_trait_selection[6d7a3a0502c35771]::traits::fulfill::FulfillmentContext<rustc_trait_selection[6d7a3a0502c35771]::traits::FulfillmentError> as rustc_infer[b47835bb4f4f8057]::traits::engine::TraitEngine<rustc_trait_selection[6d7a3a0502c35771]::traits::FulfillmentError>>::select_all_or_error
[INFO] [stderr]   25:     0x74aa2dce2754 - rustc_hir_analysis[64676e49d1c8bee]::check::wfcheck::check_trait
[INFO] [stderr]   26:     0x74aa2d32015e - rustc_hir_analysis[64676e49d1c8bee]::check::check::check_item_type
[INFO] [stderr]   27:     0x74aa2d3166f5 - rustc_hir_analysis[64676e49d1c8bee]::check::wfcheck::check_well_formed
[INFO] [stderr]   28:     0x74aa2d3166d7 - rustc_query_impl[4e8a788e737bdb2b]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_well_formed::dynamic_query::{closure#2}::{closure#0}, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   29:     0x74aa2d315f0c - rustc_query_system[5711f675e4c02644]::query::plumbing::try_execute_query::<rustc_query_impl[4e8a788e737bdb2b]::DynamicConfig<rustc_data_structures[32e9e1243901af9b]::vec_cache::VecCache<rustc_span[dd7040bcb6abea74]::def_id::LocalDefId, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>, rustc_query_system[5711f675e4c02644]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[4e8a788e737bdb2b]::plumbing::QueryCtxt, false>
[INFO] [stderr]   30:     0x74aa2d315a42 - rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   31:     0x74aa2d3126a3 - rustc_hir_analysis[64676e49d1c8bee]::check::wfcheck::check_type_wf
[INFO] [stderr]   32:     0x74aa2d31259d - rustc_query_impl[4e8a788e737bdb2b]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_type_wf::dynamic_query::{closure#2}::{closure#0}, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   33:     0x74aa2dad1dbc - rustc_query_system[5711f675e4c02644]::query::plumbing::try_execute_query::<rustc_query_impl[4e8a788e737bdb2b]::DynamicConfig<rustc_query_system[5711f675e4c02644]::query::caches::SingleCache<rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[4e8a788e737bdb2b]::plumbing::QueryCtxt, false>
[INFO] [stderr]   34:     0x74aa2dad1bb6 - rustc_query_impl[4e8a788e737bdb2b]::query_impl::check_type_wf::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   35:     0x74aa2cbd4a79 - rustc_hir_analysis[64676e49d1c8bee]::check_crate
[INFO] [stderr]   36:     0x74aa2cbd9004 - rustc_interface[c9c4c8df4db17049]::passes::analysis
[INFO] [stderr]   37:     0x74aa2cbd8cc7 - rustc_query_impl[4e8a788e737bdb2b]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4e8a788e737bdb2b]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   38:     0x74aa2dad2b08 - rustc_query_system[5711f675e4c02644]::query::plumbing::try_execute_query::<rustc_query_impl[4e8a788e737bdb2b]::DynamicConfig<rustc_query_system[5711f675e4c02644]::query::caches::SingleCache<rustc_middle[581473cc959b0df7]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[4e8a788e737bdb2b]::plumbing::QueryCtxt, false>
[INFO] [stderr]   39:     0x74aa2dad2776 - rustc_query_impl[4e8a788e737bdb2b]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   40:     0x74aa2de17e0b - rustc_interface[c9c4c8df4db17049]::passes::create_and_enter_global_ctxt::<core[42326c15e70145c1]::option::Option<rustc_interface[c9c4c8df4db17049]::queries::Linker>, rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0}
[INFO] [stderr]   41:     0x74aa2dcc11f1 - rustc_interface[c9c4c8df4db17049]::interface::run_compiler::<(), rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   42:     0x74aa2db751c1 - std[9479b33d5e275715]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_with_globals<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_pool_with_globals<rustc_interface[c9c4c8df4db17049]::interface::run_compiler<(), rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   43:     0x74aa2db74ea2 - <<std[9479b33d5e275715]::thread::Builder>::spawn_unchecked_<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_with_globals<rustc_interface[c9c4c8df4db17049]::util::run_in_thread_pool_with_globals<rustc_interface[c9c4c8df4db17049]::interface::run_compiler<(), rustc_driver_impl[773a1ede480c2143]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[42326c15e70145c1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   44:     0x74aa2db7a7c5 - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stderr]   45:     0x74aa2748aaa4 - <unknown>
[INFO] [stderr]   46:     0x74aa27517a34 - clone
[INFO] [stderr]   47:                0x0 - <unknown>
[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] note: rustc 1.90.0 (1159e78c4 2025-09-14) 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] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `option_trait` (lib) due to 13 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6d2346a9b666a87085e51ff95fed8418ac47f891f730d565b8a1d03a9da8f176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2346a9b666a87085e51ff95fed8418ac47f891f730d565b8a1d03a9da8f176", kill_on_drop: false }`
[INFO] [stdout] 6d2346a9b666a87085e51ff95fed8418ac47f891f730d565b8a1d03a9da8f176
