REPL hangs at compile

I can reproduce this:

(base) oscar@Oscars-MBP /tmp % julia +1.11 --project=cosmo
               _
   _       _ _(_)_     |  Documentation: https://docs.julialang.org
  (_)     | (_) (_)    |
   _ _   _| |_  __ _   |  Type "?" for help, "]?" for Pkg help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 1.11.0-rc3 (2024-08-26)
 _/ |\__'_|_|_|\__'_|  |  Official https://julialang.org/ release
|__/                   |

julia> import COSMO

julia> COSMO.Optimizer()
^C^C^C^C^C^C^C^CWARNING: Force throwing a SIGINT
Internal error: during type inference of
(::Type{COSMO.Optimizer{T} where T})()
Encountered unexpected error in runtime:
InterruptException()
^Ctmerge_types_slow at ./compiler/typelimits.jl:790
tmerge at ./compiler/typelimits.jl:704
tmerge at ./compiler/typelimits.jl:688
tmerge at ./compiler/typelimits.jl:676
tmerge at ./compiler/typelimits.jl:518
tmerge at ./compiler/typelimits.jl:478
tmerge at ./compiler/abstractlattice.jl:303
_getfield_tfunc at ./compiler/tfuncs.jl:1214
^C_getfield_tfunc at ./compiler/tfuncs.jl:1133 [inlined]
_getfield_tfunc at ./compiler/tfuncs.jl:1113
_getfield_tfunc at ./compiler/tfuncs.jl:1094 [inlined]
_getfield_tfunc at ./compiler/tfuncs.jl:1087 [inlined]
getfield_tfunc at ./compiler/tfuncs.jl:1053