Я попытался воспроизвести на моем Windows 8.1, и он работает.
Какую версию dotnet cli вы используете (запустить dotnet -version)? Последний инсталлятор можно найти here
Вы также можете попробовать запустить с использованием подробного вывода с поддержкой: DotNet --verbose запустить
My (рабочий) выход ниже. Вы видите какую-то разницу?
Running C:\Program Files\dotnet\bin\dotnet-build.exe "--output" "C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614" "--temp-output
" "C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614" "--framework" "DNXCore,Version=v5.0" "--configuration" "Debug" "C:\Projects\
temp"
Process ID: 21564
Project temp (DNXCore,Version=v5.0) will be compiled because expected outputs are missing.
C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614\Debug\dnxcore50\temp.dll
C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614\Debug\dnxcore50\temp.pdb
Running C:\Program Files\dotnet\bin\dotnet-compile.exe "--framework" "DNXCore,Version=v5.0" "--configuration" "Debug" "--output" "C:\Projects\tem
p\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614" "--temp-output" "C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614" "C:\Project
s\temp"
Process ID: 12284
Compiling temp for DNXCore,Version=v5.0
Running C:\Program Files\dotnet\bin\dotnet-compile-csc.exe "@C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614\dotnet-compile.rsp"
Process ID: 17832
Running C:\Program Files\dotnet\bin\csc.exe "-noconfig" "@C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614\dotnet-compile-csc.rsp
"
Process ID: 3936
C:\Projects\temp\project.json(8,32): warning NU1007: Dependency specified was NETStandard.Library >= 1.0.0-rc2-23727 but ended up with NETStandar
d.Library 1.0.0-rc2-23804.
Compilation succeeded.
1 Warning(s)
0 Error(s)
Time elapsed 00:00:04.5670414
Running C:\Projects\temp\bin\.dotnetrun\d2d6b16263e145a0aa7245c62ff19614\Debug\dnxcore50\temp.exe
Process ID: 7480
Hello World!