[BUG] Accessing command line argument causes seg fault

[hylkedonker]

Bug description

from sys import argv

def main():
    print(argv()[-1])

Steps to reproduce

• Compile the code mojo build hello.mojo -o hello.
• Run with argument hello world.
  Output:

[1] 48682 segmentation fault (core dumped) ./hello world

System information

- OS: Ubuntu 24.05.1 LTS
- `mojo -v`: mojo 24.6.0.dev2024121016 (9ebe23ec)
- `magic --version`: magic 0.5.0 - (based on pixi 0.37.0)