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tapexec: pid=1 ppid=0 Uid: 0 0 0 0 | CapEff: 000001ffffffffff
tapexec: uid_map="0 1000 1"
tapexec: created persistent tap0, up; execve [/bin/sh -c ip -br link show tap0; ip -br addr; exec /tmp/claude-1000/-home-johnandersen777-src-publicdomainrelay-kcp/90fa59d8-02f3-4261-b817-d037e7405f23/scratchpad/linux-proofs/bin/tapexec attach tap0]
tap0 DOWN 06:23:12:d1:cd:7a <NO-CARRIER,BROADCAST,MULTICAST,UP>
lo UNKNOWN 127.0.0.1/8 ::1/128
enp8s0 UNKNOWN 192.168.100.2/24 fd7a:115c:a1e0::8539:8b59/128 fe80::ecb8:43ff:fe8b:f461/64
tap0 DOWN
attach: pid=1 opened existing tap0 with IFF_TAP|IFF_NO_PI|IFF_VNET_HDR fd=4 (as firecracker does for host_dev_name)