the compiler unexpectedly panicked. this is a bug.

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:4067 ~ wax[fbf6]::{impl#8}::locations::{opaque#0}), args: [ReLateParam(DefId(0:2140 ~ wax[fbf6]::{impl#8}::locations), BrNamed(DefId(0:4066 ~ wax[fbf6]::{impl#8}::locations::'_), '_))] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/lib.rs:425:32: 425:71 (#641), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:4080 ~ wax[fbf6]::{impl#21}::captures::{opaque#0}), args: [ReEarlyParam(DefId(0:2174 ~ wax[fbf6]::{impl#21}::'t), 0, 't), ReLateParam(DefId(0:2183 ~ wax[fbf6]::{impl#21}::captures), BrNamed(DefId(0:4079 ~ wax[fbf6]::{impl#21}::captures::'_), '_))] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/lib.rs:744:31: 744:80 (#646), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:3743 ~ wax[fbf6]::rule::branch::diagnose::{opaque#0}), args: [ReEarlyParam(DefId(0:532 ~ wax[fbf6]::rule::branch::diagnose::'i), 0, 'i), ReEarlyParam(DefId(0:533 ~ wax[fbf6]::rule::branch::diagnose::'t), 1, 't), A/#2, ReEarlyParam(DefId(0:532 ~ wax[fbf6]::rule::branch::diagnose::'i), 0, 'i), ReEarlyParam(DefId(0:533 ~ wax[fbf6]::rule::branch::diagnose::'t), 1, 't)] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/rule.rs:546:10: 546:67 (#569), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:3940 ~ wax[fbf6]::token::{impl#12}::components::{opaque#0}), args: [ReEarlyParam(DefId(0:1668 ~ wax[fbf6]::token::{impl#12}::'t), 0, 't), A/#1, ReLateParam(DefId(0:1693 ~ wax[fbf6]::token::{impl#12}::components), BrNamed(DefId(0:3939 ~ wax[fbf6]::token::{impl#12}::components::'_), '_)), ReEarlyParam(DefId(0:1668 ~ wax[fbf6]::token::{impl#12}::'t), 0, 't)] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/token/mod.rs:469:33: 469:75 (#617), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:3944 ~ wax[fbf6]::token::{impl#12}::literals::{opaque#0}), args: [ReEarlyParam(DefId(0:1668 ~ wax[fbf6]::token::{impl#12}::'t), 0, 't), A/#1, ReLateParam(DefId(0:1694 ~ wax[fbf6]::token::{impl#12}::literals), BrNamed(DefId(0:3943 ~ wax[fbf6]::token::{impl#12}::literals::'_), '_)), ReEarlyParam(DefId(0:1668 ~ wax[fbf6]::token::{impl#12}::'t), 0, 't)] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/token/mod.rs:483:10: 483:79 (#619), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:4048 ~ wax[fbf6]::token::components::{opaque#0}), args: [A/#0, ReLateParam(DefId(0:2052 ~ wax[fbf6]::token::components), BrNamed(DefId(0:2053 ~ wax[fbf6]::token::components::'i), 'i)), ReLateParam(DefId(0:2052 ~ wax[fbf6]::token::components), BrNamed(DefId(0:2054 ~ wax[fbf6]::token::components::'t), 't))] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/token/mod.rs:1642:57: 1642:99 (#640), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:3761 ~ wax[fbf6]::token::parse::parse::annotate::{opaque#0}), args: [ReEarlyParam(DefId(0:658 ~ wax[fbf6]::token::parse::parse::annotate::'i), 0, 'i), F/#1, ReEarlyParam(DefId(0:658 ~ wax[fbf6]::token::parse::parse::annotate::'i), 0, 'i)] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/token/parse.rs:238:10: 238:81 (#577), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:3769 ~ wax[fbf6]::token::parse::parse::wildcard::{opaque#0}), args: [ReEarlyParam(DefId(0:670 ~ wax[fbf6]::token::parse::parse::wildcard::'i), 0, 'i), impl Clone + Parser<Input<'i>, Input<'i>, ErrorStack<'i>>/#1, ReEarlyParam(DefId(0:670 ~ wax[fbf6]::token::parse::parse::wildcard::'i), 0, 'i)] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/token/parse.rs:325:10: 325:89 (#578), ty: ?0t } }}

internal compiler error: {OpaqueTypeKey { def_id: DefId(0:3774 ~ wax[fbf6]::token::parse::parse::concatenation::{opaque#0}), args: [ReEarlyParam(DefId(0:683 ~ wax[fbf6]::token::parse::parse::concatenation::'i), 0, 'i), impl 'i + Clone + Parser<Input<'i>, Input<'i>, ErrorStack<'i>>/#1, ReEarlyParam(DefId(0:683 ~ wax[fbf6]::token::parse::parse::concatenation::'i), 0, 'i)] }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType { span: src/token/parse.rs:430:10: 430:87 (#579), ty: ?0t } }}

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

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The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/