So I went back and double check since I copy and pasted that line from your post.
In my CMD dialog I get the following when I try to build the default Israel coordinates:
- Latitude, longitude range and scale
Lat: 27.542 34.958
Lon: 29.433 38.107
Scale: 1.000
- Loading ground type mapping mediterranean.csv
- Loading GlobCover Data.
- Loading Digital Elevations Model data.
- Loading & processing shores data.
-- Total segments:1453128, maximal segment lenght:70.704
- Loading & processing rivers data...
--- Total river segments: 8474; max river segment length 7.940
Complete
- Updateing altitudes...
-- Converting water bodies to elevations map
--- Iceles and Lakes
--- Rivers
-- Calculating elevation modifications to bring water to 0 feet
Using:OpenCL solver running on GPU: GeForce GTX 1050 Ti; computing units=6
Grid| Vertices| Time (s)|Iterations| Bandwidth GB/s
256x256| 42102| 0.050| 213| 9.188
512x512| 167949| 0.113| 351| 26.164
1024x1024| 670887| 0.311| 454| 49.147
2048x2048| 2681840| 1.612| 842| 69.365
4096x4096| 10723228| 9.831| 1504| 80.425
Total optimization time 11.918 s
Maximal correction range max=4887.000 min=-1368.000
Maximal land modificationt to below 0 alt 499
- Fixing ground types... using sse4.2