[INFO] fetching crate option_trait 1.0.7...
[INFO] testing option_trait-1.0.7 against 1.91.0 for beta-1.92-2
[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 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d10ea4d753f13cad3810e2590c57f81cf500c2782b82818a6f0d3d86ff9af20c
[INFO] running `Command { std: "docker" "start" "-a" "d10ea4d753f13cad3810e2590c57f81cf500c2782b82818a6f0d3d86ff9af20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d10ea4d753f13cad3810e2590c57f81cf500c2782b82818a6f0d3d86ff9af20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10ea4d753f13cad3810e2590c57f81cf500c2782b82818a6f0d3d86ff9af20c", kill_on_drop: false }`
[INFO] [stdout] d10ea4d753f13cad3810e2590c57f81cf500c2782b82818a6f0d3d86ff9af20c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0648c7406bb581c336a072ee15382679ad01686173b32e7705aa15497a149c0
[INFO] running `Command { std: "docker" "start" "-a" "e0648c7406bb581c336a072ee15382679ad01686173b32e7705aa15497a149c0", 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] [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<T> const Deref for OptCell<T, true>
[INFO] [stdout]      |               ^^^^^ trait is not stable as const yet
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[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<T> const DerefMut for OptCell<T, true>
[INFO] [stdout]      |               ^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[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 <https://github.com/rust-lang/rust/issues/143773> for more information
[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 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (35) panicked at /rustc-dev/f8297e351a40c1439a467bbbb6879088047f50b3/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:     0x71f57be50a23 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stderr]    1:     0x71f57c601bd8 - core::fmt::write::hecf68a131630c74d
[INFO] [stderr]    2:     0x71f57dcb57af - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stderr]    3:     0x71f57be15ee2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stderr]    4:     0x71f57be1be39 - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stderr]    5:     0x71f57be1b963 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stderr]    6:     0x71f57ae024e7 - std[752e03a6421f8218]::panicking::update_hook::<alloc[cb649fc9a76fa509]::boxed::Box<rustc_driver_impl[7060c14ee153e4be]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    7:     0x71f57be1c25f - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stderr]    8:     0x71f57be1c01a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stderr]    9:     0x71f57be16029 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stderr]   10:     0x71f57bdf698d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stderr]   11:     0x71f5784e7940 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stderr]   12:     0x71f57b41b859 - <rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::type_param_out_of_range
[INFO] [stderr]   13:     0x71f57c6db515 - <rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt> as rustc_type_ir[bbc5d72d4c267751]::fold::TypeFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::fold_ty
[INFO] [stderr]   14:     0x71f57c6d6d4e - <&rustc_middle[d4b0c03c541beb2b]::ty::list::RawList<(), rustc_middle[d4b0c03c541beb2b]::ty::generic_args::GenericArg> as rustc_type_ir[bbc5d72d4c267751]::fold::TypeFoldable<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::fold_with::<rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>
[INFO] [stderr]   15:     0x71f57e4067bd - <rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt> as rustc_type_ir[bbc5d72d4c267751]::fold::TypeFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::fold_const.cold
[INFO] [stderr]   16:     0x71f57cafadc1 - rustc_trait_selection[d6833817165672cc]::traits::project::confirm_candidate
[INFO] [stderr]   17:     0x71f57cb0581f - rustc_trait_selection[d6833817165672cc]::traits::project::opt_normalize_projection_term
[INFO] [stderr]   18:     0x71f57cb01725 - <rustc_infer[d00850cb7b066a06]::infer::InferCtxt>::commit_if_ok::<rustc_trait_selection[d6833817165672cc]::traits::project::ProjectAndUnifyResult, rustc_infer[d00850cb7b066a06]::traits::project::MismatchedProjectionTypes, rustc_trait_selection[d6833817165672cc]::traits::project::poly_project_and_unify_term::{closure#0}>
[INFO] [stderr]   19:     0x71f57c60ce40 - <rustc_trait_selection[d6833817165672cc]::traits::select::SelectionContext>::evaluate_predicate_recursively
[INFO] [stderr]   20:     0x71f57c754415 - <rustc_trait_selection[d6833817165672cc]::traits::select::SelectionContext>::candidate_from_obligation::{closure#0}::{closure#0}
[INFO] [stderr]   21:     0x71f57c6b7c46 - <rustc_trait_selection[d6833817165672cc]::traits::select::SelectionContext>::poly_select::{closure#0}
[INFO] [stderr]   22:     0x71f57ce6168d - <rustc_trait_selection[d6833817165672cc]::traits::fulfill::FulfillProcessor as rustc_data_structures[4650b20a5e683390]::obligation_forest::ObligationProcessor>::process_obligation
[INFO] [stderr]   23:     0x71f57c604dc9 - <rustc_data_structures[4650b20a5e683390]::obligation_forest::ObligationForest<rustc_trait_selection[d6833817165672cc]::traits::fulfill::PendingPredicateObligation>>::process_obligations::<rustc_trait_selection[d6833817165672cc]::traits::fulfill::FulfillProcessor>
[INFO] [stderr]   24:     0x71f57ccc4faa - <rustc_trait_selection[d6833817165672cc]::traits::fulfill::FulfillmentContext<rustc_trait_selection[d6833817165672cc]::traits::FulfillmentError> as rustc_infer[d00850cb7b066a06]::traits::engine::TraitEngine<rustc_trait_selection[d6833817165672cc]::traits::FulfillmentError>>::select_all_or_error
[INFO] [stderr]   25:     0x71f57d9eed7e - rustc_hir_analysis[89ecafbf117ed272]::check::wfcheck::check_trait
[INFO] [stderr]   26:     0x71f57d1eadc4 - rustc_hir_analysis[89ecafbf117ed272]::check::check::check_item_type
[INFO] [stderr]   27:     0x71f57d1e31db - rustc_hir_analysis[89ecafbf117ed272]::check::wfcheck::check_well_formed
[INFO] [stderr]   28:     0x71f57d1e31a3 - rustc_query_impl[105cc161e39911be]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[105cc161e39911be]::query_impl::check_well_formed::dynamic_query::{closure#2}::{closure#0}, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   29:     0x71f57d1e29e3 - rustc_query_system[eecf37c567c7c9f0]::query::plumbing::try_execute_query::<rustc_query_impl[105cc161e39911be]::DynamicConfig<rustc_data_structures[4650b20a5e683390]::vec_cache::VecCache<rustc_span[56f068732132fb52]::def_id::LocalDefId, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>, rustc_query_system[eecf37c567c7c9f0]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[105cc161e39911be]::plumbing::QueryCtxt, false>
[INFO] [stderr]   30:     0x71f57d1e2502 - rustc_query_impl[105cc161e39911be]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   31:     0x71f57d1dfacd - rustc_hir_analysis[89ecafbf117ed272]::check::wfcheck::check_type_wf
[INFO] [stderr]   32:     0x71f57d1df9d5 - rustc_query_impl[105cc161e39911be]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[105cc161e39911be]::query_impl::check_type_wf::dynamic_query::{closure#2}::{closure#0}, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   33:     0x71f57d7301d4 - rustc_query_system[eecf37c567c7c9f0]::query::plumbing::try_execute_query::<rustc_query_impl[105cc161e39911be]::DynamicConfig<rustc_query_system[eecf37c567c7c9f0]::query::caches::SingleCache<rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[105cc161e39911be]::plumbing::QueryCtxt, false>
[INFO] [stderr]   34:     0x71f57d72ffb6 - rustc_query_impl[105cc161e39911be]::query_impl::check_type_wf::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   35:     0x71f57cc8d6ba - rustc_hir_analysis[89ecafbf117ed272]::check_crate
[INFO] [stderr]   36:     0x71f57c82467e - rustc_interface[356b87dbb86a0c69]::passes::analysis
[INFO] [stderr]   37:     0x71f57c82434b - rustc_query_impl[105cc161e39911be]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[105cc161e39911be]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   38:     0x71f57d736960 - rustc_query_system[eecf37c567c7c9f0]::query::plumbing::try_execute_query::<rustc_query_impl[105cc161e39911be]::DynamicConfig<rustc_query_system[eecf37c567c7c9f0]::query::caches::SingleCache<rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[105cc161e39911be]::plumbing::QueryCtxt, false>
[INFO] [stderr]   39:     0x71f57d7365b6 - rustc_query_impl[105cc161e39911be]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   40:     0x71f57d8bea24 - rustc_interface[356b87dbb86a0c69]::passes::create_and_enter_global_ctxt::<core[23fa5c620bd8b707]::option::Option<rustc_interface[356b87dbb86a0c69]::queries::Linker>, rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0}
[INFO] [stderr]   41:     0x71f57d8ae6be - rustc_interface[356b87dbb86a0c69]::interface::run_compiler::<(), rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   42:     0x71f57d7de7b8 - std[752e03a6421f8218]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_with_globals<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_pool_with_globals<rustc_interface[356b87dbb86a0c69]::interface::run_compiler<(), rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   43:     0x71f57d7de49c - <<std[752e03a6421f8218]::thread::Builder>::spawn_unchecked_<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_with_globals<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_pool_with_globals<rustc_interface[356b87dbb86a0c69]::interface::run_compiler<(), rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[23fa5c620bd8b707]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   44:     0x71f57d7e4a6f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stderr]   45:     0x71f57708aaa4 - <unknown>
[INFO] [stderr]   46:     0x71f577117a64 - 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 1.91.0 (f8297e351 2025-10-28) 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] [stdout] Some errors have detailed explanations: E0554, E0635, E0658.
[INFO] [stdout] 
[INFO] [stderr] thread 'rustc' (35) panicked at /rustc-dev/f8297e351a40c1439a467bbbb6879088047f50b3/compiler/rustc_type_ir/src/binder.rs:776:9:
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] type parameter `T/#1` (T/#1/1) out of range when instantiating, args=[?2t]
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x71f57be50a23 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stderr]    1:     0x71f57c601bd8 - core::fmt::write::hecf68a131630c74d
[INFO] [stderr]    2:     0x71f57dcb57af - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stderr]    3:     0x71f57be15ee2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stderr]    4:     0x71f57be1be39 - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stderr]    5:     0x71f57be1b963 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stderr]    6:     0x71f57ae024e7 - std[752e03a6421f8218]::panicking::update_hook::<alloc[cb649fc9a76fa509]::boxed::Box<rustc_driver_impl[7060c14ee153e4be]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    7:     0x71f57be1c25f - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stderr]    8:     0x71f57be1c01a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stderr]    9:     0x71f57be16029 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stderr]   10:     0x71f57bdf698d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stderr]   11:     0x71f5784e7940 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stderr]   12:     0x71f57b41b859 - <rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::type_param_out_of_range
[INFO] [stderr]   13:     0x71f57c6db515 - <rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt> as rustc_type_ir[bbc5d72d4c267751]::fold::TypeFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::fold_ty
[INFO] [stderr]   14:     0x71f57c6d6d4e - <&rustc_middle[d4b0c03c541beb2b]::ty::list::RawList<(), rustc_middle[d4b0c03c541beb2b]::ty::generic_args::GenericArg> as rustc_type_ir[bbc5d72d4c267751]::fold::TypeFoldable<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::fold_with::<rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>
[INFO] [stderr]   15:     0x71f57e4067bd - <rustc_type_ir[bbc5d72d4c267751]::binder::ArgFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt> as rustc_type_ir[bbc5d72d4c267751]::fold::TypeFolder<rustc_middle[d4b0c03c541beb2b]::ty::context::TyCtxt>>::fold_const.cold
[INFO] [stderr]   16:     0x71f57cafadc1 - rustc_trait_selection[d6833817165672cc]::traits::project::confirm_candidate
[INFO] [stderr]   17:     0x71f57cb0581f - rustc_trait_selection[d6833817165672cc]::traits::project::opt_normalize_projection_term
[INFO] [stderr]   18:     0x71f57cb01725 - <rustc_infer[d00850cb7b066a06]::infer::InferCtxt>::commit_if_ok::<rustc_trait_selection[d6833817165672cc]::traits::project::ProjectAndUnifyResult, rustc_infer[d00850cb7b066a06]::traits::project::MismatchedProjectionTypes, rustc_trait_selection[d6833817165672cc]::traits::project::poly_project_and_unify_term::{closure#0}>
[INFO] [stderr]   19:     0x71f57c60ce40 - <rustc_trait_selection[d6833817165672cc]::traits::select::SelectionContext>::evaluate_predicate_recursively
[INFO] [stderr]   20:     0x71f57c754415 - <rustc_trait_selection[d6833817165672cc]::traits::select::SelectionContext>::candidate_from_obligation::{closure#0}::{closure#0}
[INFO] [stderr]   21:     0x71f57c6b7c46 - <rustc_trait_selection[d6833817165672cc]::traits::select::SelectionContext>::poly_select::{closure#0}
[INFO] [stderr]   22:     0x71f57ce6168d - <rustc_trait_selection[d6833817165672cc]::traits::fulfill::FulfillProcessor as rustc_data_structures[4650b20a5e683390]::obligation_forest::ObligationProcessor>::process_obligation
[INFO] [stderr]   23:     0x71f57c604dc9 - <rustc_data_structures[4650b20a5e683390]::obligation_forest::ObligationForest<rustc_trait_selection[d6833817165672cc]::traits::fulfill::PendingPredicateObligation>>::process_obligations::<rustc_trait_selection[d6833817165672cc]::traits::fulfill::FulfillProcessor>
[INFO] [stderr]   24:     0x71f57ccc4faa - <rustc_trait_selection[d6833817165672cc]::traits::fulfill::FulfillmentContext<rustc_trait_selection[d6833817165672cc]::traits::FulfillmentError> as rustc_infer[d00850cb7b066a06]::traits::engine::TraitEngine<rustc_trait_selection[d6833817165672cc]::traits::FulfillmentError>>::select_all_or_error
[INFO] [stderr]   25:     0x71f57d9eed7e - rustc_hir_analysis[89ecafbf117ed272]::check::wfcheck::check_trait
[INFO] [stderr]   26:     0x71f57d1eadc4 - rustc_hir_analysis[89ecafbf117ed272]::check::check::check_item_type
[INFO] [stderr]   27:     0x71f57d1e31db - rustc_hir_analysis[89ecafbf117ed272]::check::wfcheck::check_well_formed
[INFO] [stderr]   28:     0x71f57d1e31a3 - rustc_query_impl[105cc161e39911be]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[105cc161e39911be]::query_impl::check_well_formed::dynamic_query::{closure#2}::{closure#0}, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   29:     0x71f57d1e29e3 - rustc_query_system[eecf37c567c7c9f0]::query::plumbing::try_execute_query::<rustc_query_impl[105cc161e39911be]::DynamicConfig<rustc_data_structures[4650b20a5e683390]::vec_cache::VecCache<rustc_span[56f068732132fb52]::def_id::LocalDefId, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>, rustc_query_system[eecf37c567c7c9f0]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[105cc161e39911be]::plumbing::QueryCtxt, false>
[INFO] [stderr]   30:     0x71f57d1e2502 - rustc_query_impl[105cc161e39911be]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   31:     0x71f57d1dfacd - rustc_hir_analysis[89ecafbf117ed272]::check::wfcheck::check_type_wf
[INFO] [stderr]   32:     0x71f57d1df9d5 - rustc_query_impl[105cc161e39911be]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[105cc161e39911be]::query_impl::check_type_wf::dynamic_query::{closure#2}::{closure#0}, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   33:     0x71f57d7301d4 - rustc_query_system[eecf37c567c7c9f0]::query::plumbing::try_execute_query::<rustc_query_impl[105cc161e39911be]::DynamicConfig<rustc_query_system[eecf37c567c7c9f0]::query::caches::SingleCache<rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[105cc161e39911be]::plumbing::QueryCtxt, false>
[INFO] [stderr]   34:     0x71f57d72ffb6 - rustc_query_impl[105cc161e39911be]::query_impl::check_type_wf::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   35:     0x71f57cc8d6ba - rustc_hir_analysis[89ecafbf117ed272]::check_crate
[INFO] [stderr]   36:     0x71f57c82467e - rustc_interface[356b87dbb86a0c69]::passes::analysis
[INFO] [stderr]   37:     0x71f57c82434b - rustc_query_impl[105cc161e39911be]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[105cc161e39911be]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   38:     0x71f57d736960 - rustc_query_system[eecf37c567c7c9f0]::query::plumbing::try_execute_query::<rustc_query_impl[105cc161e39911be]::DynamicConfig<rustc_query_system[eecf37c567c7c9f0]::query::caches::SingleCache<rustc_middle[d4b0c03c541beb2b]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[105cc161e39911be]::plumbing::QueryCtxt, false>
[INFO] [stderr]   39:     0x71f57d7365b6 - rustc_query_impl[105cc161e39911be]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   40:     0x71f57d8bea24 - rustc_interface[356b87dbb86a0c69]::passes::create_and_enter_global_ctxt::<core[23fa5c620bd8b707]::option::Option<rustc_interface[356b87dbb86a0c69]::queries::Linker>, rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0}
[INFO] [stderr]   41:     0x71f57d8ae6be - rustc_interface[356b87dbb86a0c69]::interface::run_compiler::<(), rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   42:     0x71f57d7de7b8 - std[752e03a6421f8218]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_with_globals<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_pool_with_globals<rustc_interface[356b87dbb86a0c69]::interface::run_compiler<(), rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   43:     0x71f57d7de49c - <<std[752e03a6421f8218]::thread::Builder>::spawn_unchecked_<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_with_globals<rustc_interface[356b87dbb86a0c69]::util::run_in_thread_pool_with_globals<rustc_interface[356b87dbb86a0c69]::interface::run_compiler<(), rustc_driver_impl[7060c14ee153e4be]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[23fa5c620bd8b707]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   44:     0x71f57d7e4a6f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stderr]   45:     0x71f57708aaa4 - <unknown>
[INFO] [stderr]   46:     0x71f577117a64 - 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 1.91.0 (f8297e351 2025-10-28) 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] [stderr] error: could not compile `option_trait` (lib) due to 18 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e0648c7406bb581c336a072ee15382679ad01686173b32e7705aa15497a149c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0648c7406bb581c336a072ee15382679ad01686173b32e7705aa15497a149c0", kill_on_drop: false }`
[INFO] [stdout] e0648c7406bb581c336a072ee15382679ad01686173b32e7705aa15497a149c0
