TypeError: in <:, expected Type, got Vararg{Any} in `should_rewrite_invoke`

The repro is not super clean but running https://github.com/LuxDL/Lux.jl/tree/main/examples/ConvolutionalVAE produces this (seems to have started with one of the newer versions).

```julia
ERROR: TypeError: in <:, expected Type, got Vararg{Any}
Stacktrace:
[1] should_rewrite_invoke
@ /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:277 [inlined]
[2] call_with_reactant_generator(world::UInt64, source::LineNumberNode, self::Any, redub_arguments::Any)
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:708
[3] make_oc_ref
@ /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:519 [inlined]
[4] (::Nothing)(none::typeof(Reactant.call_with_reactant), none::Tuple{…})
@ Reactant ./:0
[5] call_with_reactant(::typeof(Reactant.call_with_reactant), ::typeof(ReactantCore.materialize_traced_array), ::Reactant.TracedRArray{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:519
[6] #164
@ /mnt/.julia/packages/Reactant/wVtGC/src/Overlay.jl:27 [inlined]
[7] (::Nothing)(none::Reactant.var"#164#166", none::Reactant.TracedRArray{Float32, 1})
@ Reactant ./:0
[8] call_with_reactant(::Reactant.var"#164#166", ::Reactant.TracedRArray{Float32, 1})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:519
[9] ExcludeWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:126 [inlined]
[10] CachedWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:177 [inlined]
[11] (::Nothing)(none::Functors.CachedWalk{…}, none::Function, none::Reactant.TracedRArray{…}, none::Tuple{})
@ Reactant ./:0
[12] call_with_reactant(::Functors.CachedWalk{…}, ::Function, ::Reactant.TracedRArray{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:893
[13] recurse
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:54 [inlined]
[14] map
@ ./tuple.jl:357 [inlined]
[15] map
@ ./namedtuple.jl:266 [inlined]
[16] _map
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:3 [inlined]
[17] DefaultWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:73 [inlined]
[18] ExcludeWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:126 [inlined]
[19] CachedWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:177 [inlined]
[20] recurse
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:54 [inlined]
[21] map
@ ./tuple.jl:356 [inlined]
[22] map
@ ./namedtuple.jl:266 [inlined]
[23] _map
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:3 [inlined]
[24] DefaultWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:73 [inlined]
[25] ExcludeWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:126 [inlined]
[26] CachedWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:177 [inlined]
[27] recurse
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:54 [inlined]
[28] (::Nothing)(none::Functors.var"#recurse#27"{Functors.CachedWalk{…}}, none::Tuple{@NamedTuple{…}})
@ Reactant ./:0
[29] recurse
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:54 [inlined]
[30] call_with_reactant(::Functors.var"#recurse#27"{…}, ::@NamedTuple{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:0
[31] map
@ ./tuple.jl:358 [inlined]
[32] map
@ ./namedtuple.jl:266 [inlined]
[33] (::Nothing)(none::typeof(map), none::Function, none::@NamedTuple{…}, none::Tuple{})
@ Reactant ./:0
[34] call_with_reactant(::typeof(map), ::Function, ::@NamedTuple{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:893
[35] _map
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:3 [inlined]
[36] DefaultWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:73 [inlined]
[37] ExcludeWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:126 [inlined]
[38] CachedWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:177 [inlined]
[39] recurse
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:54 [inlined]
[40] map
@ ./tuple.jl:358 [inlined]
[41] map
@ ./namedtuple.jl:266 [inlined]
[42] _map
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:3 [inlined]
[43] DefaultWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:73 [inlined]
[44] ExcludeWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:126 [inlined]
[45] CachedWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:177 [inlined]
[46] recurse
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:54 [inlined]
[47] map
@ ./tuple.jl:356 [inlined]
[48] map
@ ./namedtuple.jl:266 [inlined]
[49] _map
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:3 [inlined]
[50] DefaultWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:73 [inlined]
[51] ExcludeWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:126 [inlined]
[52] CachedWalk
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:177 [inlined]
[53] execute
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:55 [inlined]
[54] (::Nothing)(none::typeof(Functors.execute), none::Functors.CachedWalk{…}, none::@NamedTuple{…}, none::Tuple{})
@ Reactant ./:0
[55] execute
@ /mnt/.julia/packages/Functors/LbNAu/src/walks.jl:54 [inlined]
[56] call_with_reactant(::typeof(Functors.execute), ::Functors.CachedWalk{…}, ::@NamedTuple{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:0
[57] #fmap#41
@ /mnt/.julia/packages/Functors/LbNAu/src/maps.jl:11 [inlined]
[58] (::Nothing)(none::Functors.var"##fmap#41", none::Function, none::Functors.DefaultWalk, none::IdDict{…}, none::Functors.NoKeyword, none::typeof(Functors.fmap), none::Function, none::@NamedTuple{…}, none::Tuple{})
@ Reactant ./:0
[59] call_with_reactant(::Functors.var"##fmap#41", ::Function, ::Functors.DefaultWalk, ::IdDict{…}, ::Functors.NoKeyword, ::typeof(Functors.fmap), ::Function, ::@NamedTuple{…})
@ Reactant /mnt/.julia/packages/Functors/LbNAu/src/maps.jl:7
[60] fmap
@ /mnt/.julia/packages/Functors/LbNAu/src/maps.jl:3 [inlined]
[61] (::Nothing)(none::typeof(Functors.fmap), none::Function, none::@NamedTuple{…}, none::Tuple{})
@ Reactant ./:0
[62] GenericMemory
@ boot.jl:516 [inlined]
[63] IdDict
@ iddict.jl:31 [inlined]
[64] IdDict
@ iddict.jl:49 [inlined]
[65] call_with_reactant(::typeof(Functors.fmap), ::Function, ::@NamedTuple{encoder::@NamedTuple{…}, decoder::@NamedTuple{…}})
@ Reactant /mnt/.julia/packages/Functors/LbNAu/src/maps.jl:3
[66] #163
@ /mnt/.julia/packages/Reactant/wVtGC/src/Overlay.jl:26 [inlined]
[67] map
@ ./tuple.jl:355 [inlined]
[68] #ignore_derivatives
@ /mnt/.julia/packages/Reactant/wVtGC/src/Overlay.jl:25 [inlined]
[69] objective_function_wrapper
@ /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:3 [inlined]
[70] (::Nothing)(none::typeof(LuxReactantExt.objective_function_wrapper), none::typeof(loss_function), none::CVAE{…}, none::@NamedTuple{…}, none::@NamedTuple{…}, none::Reactant.TracedRArray{…})
@ Reactant ./:0
[71] objective_function_wrapper
@ /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:2 [inlined]
[72] call_with_reactant(::typeof(LuxReactantExt.objective_function_wrapper), ::typeof(loss_function), ::CVAE{…}, ::@NamedTuple{…}, ::@NamedTuple{…}, ::Reactant.TracedRArray{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:0
[73] make_mlir_fn(f::typeof(LuxReactantExt.objective_function_wrapper), args::Tuple{…}, kwargs::Tuple{}, name::String, concretein::Bool; toscalar::Bool, return_dialect::Symbol, args_in_result::Symbol, construct_function_without_args::Bool, do_transpose::Bool, input_shardings::Nothing, output_shardings::Nothing, runtime::Nothing, verify_arg_names::Nothing, argprefix::Symbol, resprefix::Symbol, resargprefix::Symbol, num_replicas::Int64, optimize_then_pad::Bool)
@ Reactant.TracedUtils /mnt/.julia/packages/Reactant/wVtGC/src/TracedUtils.jl:348
[74] make_mlir_fn
@ /mnt/.julia/packages/Reactant/wVtGC/src/TracedUtils.jl:278 [inlined]
[75] overload_autodiff(::ReverseMode{…}, ::Const{…}, ::Type{…}, ::Const{…}, ::Const{…}, ::Duplicated{…}, ::Const{…}, ::Const{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/Enzyme.jl:308
[76] autodiff(::ReverseMode{…}, ::Const{…}, ::Type{…}, ::Const{…}, ::Const{…}, ::Duplicated{…}, ::Const{…}, ::Const{…})
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/Overlay.jl:21
[77] macro expansion
@ /mnt/.julia/packages/Enzyme/X4pFp/src/sugar.jl:286 [inlined]
[78] gradient
@ /mnt/.julia/packages/Enzyme/X4pFp/src/sugar.jl:273 [inlined]
[79] compute_gradients_internal
@ /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:7 [inlined]
[80] compute_gradients_internal_and_step!
@ /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:148 [inlined]
[81] (::Nothing)(none::typeof(LuxReactantExt.compute_gradients_internal_and_step!), none::typeof(loss_function), none::CVAE{…}, none::Reactant.TracedRArray{…}, none::@NamedTuple{…}, none::@NamedTuple{…}, none::@NamedTuple{…}, none::Static.False)
@ Reactant ./:0
[82] Const
@ /mnt/.julia/packages/EnzymeCore/DU3Pm/src/EnzymeCore.jl:30 [inlined]
[83] compute_gradients_internal
@ /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:7 [inlined]
[84] compute_gradients_internal_and_step!
@ /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:148 [inlined]
[85] call_with_reactant(::typeof(LuxReactantExt.compute_gradients_internal_and_step!), ::typeof(loss_function), ::CVAE{…}, ::Reactant.TracedRArray{…}, ::@NamedTuple{…}, ::@NamedTuple{…}, ::@NamedTuple{…}, ::Static.False)
@ Reactant /mnt/.julia/packages/Reactant/wVtGC/src/utils.jl:0
[86] make_mlir_fn(f::typeof(LuxReactantExt.compute_gradients_internal_and_step!), args::Tuple{…}, kwargs::@NamedTuple{}, name::String, concretein::Bool; toscalar::Bool, return_dialect::Symbol, args_in_result::Symbol, construct_function_without_args::Bool, do_transpose::Bool, input_shardings::Nothing, output_shardings::Nothing, runtime::Val{…}, verify_arg_names::Nothing, argprefix::Symbol, resprefix::Symbol, resargprefix::Symbol, num_replicas::Int64, optimize_then_pad::Bool)
@ Reactant.TracedUtils /mnt/.julia/packages/Reactant/wVtGC/src/TracedUtils.jl:348
[87] compile_mlir!(mod::Reactant.MLIR.IR.Module, f::Function, args::Tuple{…}, compile_options::CompileOptions, callcache::Dict{…}, sdycache::Dict{…}; fn_kwargs::@NamedTuple{}, backend::String, runtime::Val{…}, legalize_stablehlo_to_mhlo::Bool, kwargs::@Kwargs{})
@ Reactant.Compiler /mnt/.julia/packages/Reactant/wVtGC/src/Compiler.jl:1594
[88] compile_mlir! (repeats 2 times)
@ /mnt/.julia/packages/Reactant/wVtGC/src/Compiler.jl:1561 [inlined]
[89] compile_xla(f::Function, args::Tuple{…}; before_xla_optimizations::Bool, client::Nothing, serializable::Bool, kwargs::@Kwargs{…})
@ Reactant.Compiler /mnt/.julia/packages/Reactant/wVtGC/src/Compiler.jl:3483
[90] compile_xla
@ /mnt/.julia/packages/Reactant/wVtGC/src/Compiler.jl:3456 [inlined]
[91] compile(f::Function, args::Tuple{…}; kwargs::@Kwargs{…})
@ Reactant.Compiler /mnt/.julia/packages/Reactant/wVtGC/src/Compiler.jl:3555
[92] macro expansion
@ /mnt/.julia/packages/Reactant/wVtGC/src/Compiler.jl:2633 [inlined]
[93] (::LuxReactantExt.var"#15#17"{Lux.Training.ReactantBackend{…}, typeof(loss_function), ConcretePJRTArray{…}})()
@ LuxReactantExt /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:86
[94] with(f::LuxReactantExt.var"#15#17"{…}, pair::Pair{…}, rest::Pair{…})
@ Base.ScopedValues ./scopedvalues.jl:269
[95] #with_config#14
@ /mnt/.julia/packages/Reactant/wVtGC/src/Configuration.jl:70 [inlined]
[96] with_config
@ /mnt/.julia/packages/Reactant/wVtGC/src/Configuration.jl:39 [inlined]
[97] with_default_precision_config(f::LuxReactantExt.var"#15#17"{…}, ps::@NamedTuple{…})
@ LuxReactantExt /mnt/software/lux/Lux.jl/ext/LuxReactantExt/LuxReactantExt.jl:67
[98] macro expansion
@ /mnt/software/lux/Lux.jl/ext/LuxReactantExt/training.jl:85 [inlined]
[99] (::LuxReactantExt.var"#14#16"{Lux.Training.ReactantBackend{…}, typeof(loss_function), ConcretePJRTArray{…}})()
@ LuxReactantExt /mnt/.julia/packages/Reactant/wVtGC/src/Profiler.jl:105
[100] annotate(f::LuxReactantExt.var"#14#16"{…}, name::String, level::Int32)
@ Reactant.Profiler /mnt/.julia/packages/Reactant/wVtGC/src/Profiler.jl:80
[101] annotate
@ /mnt/.julia/packages/Reactant/wVtGC/src/Profiler.jl:76 [inlined]
[102] single_train_step_impl!
@ /mnt/.julia/packages/Reactant/wVtGC/src/Profiler.jl:105 [inlined]
[103] #single_train_step!#6
@ /mnt/software/lux/Lux.jl/src/helpers/training.jl:297 [inlined]
[104] main(; batchsize::Int64, image_size::Tuple{…}, num_latent_dims::Int64, max_num_filters::Int64, seed::Int64, epochs::Int64, weight_decay::Float64, learning_rate::Float64, num_samples::Int64)
@ Main /mnt/software/lux/Lux.jl/examples/ConvolutionalVAE/main.jl:292
[105] main()
@ Main /mnt/software/lux/Lux.jl/examples/ConvolutionalVAE/main.jl:244
Some type information was truncated. Use `show(err)` to see complete types.
```

Full stacktrace: https://pastebin.com/xC9Bg65r