create mode 100644 test/cases/compile_errors/missing_main_fn_in_executable.zig
 create mode 100644 test/cases/compile_errors/private_main_fn.zig
 delete mode 100644 test/cases/compile_errors/stage1/exe/missing_main_fn_in_executable.zig
 delete mode 100644 test/cases/compile_errors/stage1/exe/private_main_fn.zig