Profile test under Windows (x86-64) still deadlocks

[topolarity]

https://buildkite.com/julialang/julia-master/builds/52486#019add09-7c7a-4214-bd12-e63ae04b26a1/1061-1504

Error in testset Profile:
--
Test Failed at C:\buildkite-agent\builds\win2k22-amdci6-0\julialang\julia-master\julia-3c647006b1\share\julia\stdlib\v1.14\Profile\test\runtests.jl:280
Expression: !(isempty(s))
Evaluated: !(isempty(""))
Error in testset Profile:
Test Failed at C:\buildkite-agent\builds\win2k22-amdci6-0\julialang\julia-master\julia-3c647006b1\share\julia\stdlib\v1.14\Profile\test\runtests.jl:281
Expression: occursin("done", s)
Evaluated: occursin("done", "")
Error in testset Profile:
Error During Test at C:\buildkite-agent\builds\win2k22-amdci6-0\julialang\julia-master\julia-3c647006b1\share\julia\stdlib\v1.14\Profile\test\runtests.jl:282
Test threw exception
Expression: parse(Int, (split(s, '\n'))[var"end"]) > 100
ArgumentError: input string is empty or only contains whitespace

also occurs in
https://buildkite.com/julialang/julia-master/builds/52187#019a9be5-137d-41dd-b82f-8d18c59d99ef/872-1712 so not a (very) new problem