ClassFormatError: Truncated class file

[mbovel]

Is this a flaky CI issue?

Failed run: https://github.com/scala/scala3/actions/runs/8909891046/job/24468041106

Test 'tests/run/i5350.scala' failed with output:                                
java.lang.ClassFormatError: Truncated class file
	at java.base/java.lang.ClassLoader.defineClass1(Native Method)
	at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
	at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:150)
	at java.base/java.net.URLClassLoader.defineClass(URLClassLoader.java:524)
	at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:427)
	at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:421)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:712)
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:420)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:592)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:525)
	at dotty.tools.vulpix.ChildJVMMain.runMain(ChildJVMMain.java:29)
	at dotty.tools.vulpix.ChildJVMMain.main(ChildJVMMain.java:47)
Exception in thread "main" java.lang.ClassFormatError: Truncated class file
	at java.base/java.lang.ClassLoader.defineClass1(Native Method)
	at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
	at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:150)
	at java.base/java.net.URLClassLoader.defineClass(URLClassLoader.java:524)
	at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:427)
	at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:421)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:712)
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:420)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:592)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:525)
	at dotty.tools.vulpix.ChildJVMMain.runMain(ChildJVMMain.java:29)
	at dotty.tools.vulpix.ChildJVMMain.main(ChildJVMMain.java:47)

cc @hamzaremmal