Fails to build

[idontgetoutmuch]

stderr:
⚠ [5118/5122] Built LLMlean.API
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:283:46: unused variable `state`
note: this linter can be disabled with `set_option linter.unusedVariables false`
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:287:47: unused variable `state`
note: this linter can be disabled with `set_option linter.unusedVariables false`
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:367:20: `Lean.HashSet` has been deprecated, use `Std.HashSet` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:367:38: `Lean.HashSet.empty` has been deprecated, use `Std.HashSet.empty` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:385:20: `Lean.HashSet` has been deprecated, use `Std.HashSet` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:385:38: `Lean.HashSet.empty` has been deprecated, use `Std.HashSet.empty` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:403:20: `Lean.HashSet` has been deprecated, use `Std.HashSet` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:403:38: `Lean.HashSet.empty` has been deprecated, use `Std.HashSet.empty` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:440:20: `Lean.HashSet` has been deprecated, use `Std.HashSet` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:440:38: `Lean.HashSet.empty` has been deprecated, use `Std.HashSet.empty` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:459:20: `Lean.HashSet` has been deprecated, use `Std.HashSet` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:459:38: `Lean.HashSet.empty` has been deprecated, use `Std.HashSet.empty` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:477:20: `Lean.HashSet` has been deprecated, use `Std.HashSet` instead
warning: ././.lake/packages/llmlean/././LLMlean/API.lean:477:38: `Lean.HashSet.empty` has been deprecated, use `Std.HashSet.empty` instead
✖ [5119/5122] Building LLMlean.LLMstep
trace: .> LEAN_PATH=././.lake/packages/batteries/.lake/build/lib:././.lake/packages/Qq/.lake/build/lib:././.lake/packages/aesop/.lake/build/lib:././.lake/packages/proofwidgets/.lake/build/lib:././.lake/packages/Cli/.lake/build/lib:././.lake/packages/importGraph/.lake/build/lib:././.lake/packages/LeanSearchClient/.lake/build/lib:././.lake/packages/mathlib/.lake/build/lib:././.lake/packages/llmlean/.lake/build/lib:././.lake/build/lib DYLD_LIBRARY_PATH=././.lake/packages/batteries/.lake/build/lib:././.lake/packages/Qq/.lake/build/lib:././.lake/packages/aesop/.lake/build/lib:././.lake/packages/proofwidgets/.lake/build/lib:././.lake/packages/Cli/.lake/build/lib:././.lake/packages/importGraph/.lake/build/lib:././.lake/packages/mathlib/.lake/build/lib:././.lake/build/lib:/Users/dom/.elan/toolchains/leanprover--lean4---v4.12.0-rc1/lib/lean:/Users/dom/.elan/toolchains/leanprover--lean4---v4.12.0-rc1/lib /Users/dom/.elan/toolchains/leanprover--lean4---v4.12.0-rc1/bin/lean ././.lake/packages/llmlean/././LLMlean/LLMstep.lean -R ././.lake/packages/llmlean/./. -o ././.lake/packages/llmlean/.lake/build/lib/LLMlean/LLMstep.olean -i ././.lake/packages/llmlean/.lake/build/lib/LLMlean/LLMstep.ilean -c ././.lake/packages/llmlean/.lake/build/ir/LLMlean/LLMstep.c --json
error: ././.lake/packages/llmlean/././LLMlean/LLMstep.lean:25:2: unknown attribute [widget]
error: ././.lake/packages/llmlean/././LLMlean/LLMstep.lean:134:6: unknown identifier 'Widget.saveWidgetInfo'
error: ././.lake/packages/llmlean/././LLMlean/LLMstep.lean:122:6: invalid {...} notation, expected type is not known
error: Lean exited with code 1
Some required builds logged failures:
- LLMlean.LLMstep
error: build failed