`cargo miri test` with an empty `lib.rs` fails inside the testrunner in `std::sys::windows::io::is_terminal` on Windows

[dimpolo]

Code

Running cargo miri test with an empty lib.rs fails inside the testrunner in std::sys::windows::io::is_terminal on Windows.

I believe this was introduced in 326ef47 @joshtriplett

Version with regression

rustc --version --verbose:

rustc 1.66.0-nightly (7fcf850d7 2022-10-23)
binary: rustc
commit-hash: 7fcf850d7942804990a1d2e3fe036622a0fe4c74
commit-date: 2022-10-23
host: x86_64-pc-windows-msvc
release: 1.66.0-nightly
LLVM version: 15.0.2

Backtrace

Backtrace

error: unsupported operation: can't call foreign function: GetFileType
   --> C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\std\src\sys\windows\io.rs:124:8
    |
124 |     if c::GetFileType(handle) != c::FILE_TYPE_PIPE {
    |        ^^^^^^^^^^^^^^^^^^^^^^ can't call foreign function: GetFileType
    |
    = help: this is likely not a bug in the program; it indicates that the program performed an operation that the interpreter does not support
    = note: BACKTRACE:
    = note: inside `std::sys::windows::io::msys_tty_on` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\std\src\sys\windows\io.rs:
124:8
    = note: inside `std::sys::windows::io::handle_is_console` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\std\src\sys\windows\
io.rs:119:5
    = note: inside `std::sys::windows::io::is_terminal::<std::io::Stdout>` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\std\src
\sys\windows\io.rs:87:14
    = note: inside `<std::io::Stdout as std::io::IsTerminal>::is_terminal` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\std\src
\io\stdio.rs:1059:17
    = note: inside `test::TestOpts::use_color` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\test\src\cli.rs:35:58
    = note: inside `test::run_tests_console` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\test\src\console.rs:274:13
    = note: inside `test::test_main` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\test\src\lib.rs:115:15
    = note: inside `test::test_main_static` at C:\Users\d.polonski\.rustup\toolchains\nightly-x86_64-pc-windows-msvc\lib\rustlib\src\rust\library\test\src\lib.rs:134:5
    = note: inside `main`

@rustbot modify labels: +regression-from-nightly-to-nightly -regression-untriaged

[ChrisDenton]

Sorry, that was me. I submitted a patch to miri but apparently they've been having a spot of bother merging Miri commits back into the rust repo.

[dimpolo]

Ah I see, seems like #103392 might fix this

[dimpolo]

fixed by #103392