# Linux 6.8.0-139-generic, strace -- version 6.8, podman version 4.9.3, docker 29.7.2 (rootless)
# strace -f -Y -e trace=clone,clone3,unshare,setns podman run --rm alpine true
<podman> setns(5, 0)             = 0
<podman> setns(6, 0)             = 0
<podman> unshare(CLONE_NEWNET)   = 0
<podman> setns(10, CLONE_NEWNET) = 0
<podman> clone(child_stack=NULL, flags=CLONE_VM|CLONE_VFORK|CLONE_NEWNS|SIGCHLD <unfinished ...>
<podman> unshare(CLONE_NEWNS)    = 0
<slirp4netns> setns(7, CLONE_NEWNET) = 0
<slirp4netns> unshare(CLONE_NEWNS) = 0
<podman> setns(17, CLONE_NEWNET) = -1 EPERM (Operation not permitted)
<runc:[1:CHILD]> setns(9, CLONE_NEWNET) = 0
<runc:[1:CHILD]> unshare(CLONE_NEWNS|CLONE_NEWCGROUP|CLONE_NEWUTS|CLONE_NEWIPC|CLONE_NEWPID) = 0
<runc> unshare(CLONE_FS)         = 0
<runc> setns(13, CLONE_NEWNS)    = 0
