the video duration out of control

[lapw]

Expected Behavior

last week its run normally. the error started from last sunday. Althrough i rollback the last success code, still get error.

Actual Behavior

https://drive.google.com/file/d/1gYI9mm-7yADLcQesFYVxPMUgYXvwXk8k/view?usp=sharing https://drive.google.com/file/d/1gYeQF-XwmzELd36YUpLJ9PwHInL6QuI3/view?usp=sharing

Steps to Reproduce the Problem

import os
os.chdir("/content/drive/MyDrive/python/moviepy")

from moviepy.editor import *

audio = AudioFileClip("M1.m4a")  #476KB
        
clip = ImageClip("im1.jpg").set_duration(audio.duration)  #208KB

#clips = clip.set_audio(audio)

print(clip.duration)  #27.89
#print(audio.duration)
#print(clips.duration)

clip.set_duration(5).write_videofile("final.mp4", fps=24,preset='ultrafast')

video=VideoFileClip('final.mp4')

print(video.duration) #1200  

Specifications

• Python Version:
• Moviepy Version: last version on colab
• Platform Name: colab
• Platform Version: