Cross-compiling CI Script

IDK, this might work.
1 job for master in 1 minute and 47 seconds (queued for 6 seconds)
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Name Stage Failure
failed
build Build
Setting up gnat-mingw-w64 (6.3.0-14+19.4) ...
Setting up mingw-w64 (5.0.1-1) ...
$ x86_64-w64-mingw32-g++ -I lib/libTinyMAT/include/ -I lib/libSIE64/include/ SIkE.cpp -o SIkE.exe lib/libSIE64/bin/libsie.dll lib/libSIE64/bin/libapr-1.dll lib/libTinyMAT/bin/TinyMATShared_Debug.dll -static-libgcc -static-libstdc++
x86_64-w64-mingw32-g++: error: SIkE.cpp: No such file or directory
x86_64-w64-mingw32-g++: error: lib/libSIE64/bin/libsie.dll: No such file or directory
x86_64-w64-mingw32-g++: error: lib/libSIE64/bin/libapr-1.dll: No such file or directory
x86_64-w64-mingw32-g++: error: lib/libTinyMAT/bin/TinyMATShared_Debug.dll: No such file or directory
Cleaning up file based variables
ERROR: Job failed: exit code 1