0s autopkgtest [03:52:37]: starting date and time: 2024-08-14 03:52:37+0000
  0s autopkgtest [03:52:37]: git checkout: fd3bed09 nova: allow more retries for quota issues
  0s autopkgtest [03:52:37]: host juju-7f2275-prod-proposed-migration-environment-9; command line: /home/ubuntu/autopkgtest/runner/autopkgtest --output-dir /tmp/autopkgtest-work.yjy5xhym/out --timeout-copy=6000 --setup-commands 'ln -s /dev/null /etc/systemd/system/bluetooth.service; printf "http_proxy=http://squid.internal:3128\nhttps_proxy=http://squid.internal:3128\nno_proxy=127.0.0.1,127.0.1.1,login.ubuntu.com,localhost,localdomain,novalocal,internal,archive.ubuntu.com,ports.ubuntu.com,security.ubuntu.com,ddebs.ubuntu.com,changelogs.ubuntu.com,keyserver.ubuntu.com,launchpadlibrarian.net,launchpadcontent.net,launchpad.net,10.24.0.0/24,keystone.ps5.canonical.com,objectstorage.prodstack5.canonical.com\n" >> /etc/environment' --apt-pocket=proposed=src:numpy,src:sphinx --apt-upgrade dask --timeout-short=300 --timeout-copy=20000 --timeout-test=20000 --timeout-build=20000 '--env=ADT_TEST_TRIGGERS=numpy/1:1.26.4+ds-11build1 sphinx/7.4.7-2' -- lxd -r lxd-armhf-10.145.243.28 lxd-armhf-10.145.243.28:autopkgtest/ubuntu/oracular/armhf
  8s <VirtSubproc>: failure: ['lxc', 'launch', '--ephemeral', 'lxd-armhf-10.145.243.28:autopkgtest/ubuntu/oracular/armhf', 'lxd-armhf-10.145.243.28:autopkgtest-lxd-tbxkxg'] failed (exit status 2, stderr 'panic: runtime error: invalid memory address or nil pointer dereference\n[signal SIGSEGV: segmentation violation code=0x1 addr=0x58 pc=0x8ddc4d]\n\ngoroutine 1 [running]:\ngithub.com/canonical/lxd/client.(*EventListener).AddHandler(0x0, {0xc0006a4cd0, 0x1, 0x1}, 0xc0004587f8)\n\t/build/lxd/parts/lxd/src/client/events.go:37 +0x8d\ngithub.com/canonical/lxd/client.(*operation).AddHandler(0xc0002d22a0, 0xc0006a4c70)\n\t/build/lxd/parts/lxd/src/client/operations.go:57 +0x16b\ngithub.com/canonical/lxd/client.(*remoteOperation).AddHandler(0xc0006aa7d0, 0xc0006a4c70)\n\t/build/lxd/parts/lxd/src/client/operations.go:279 +0xcd\nmain.(*cmdInit).create(0xc0001623f0, 0xc00007bce0, {0xc0002c0240, 0x2, 0xa0?})\n\t/build/lxd/parts/lxd/src/lxc/init.go:316 +0x18e8\nmain.(*cmdLaunch).Run(0xc000079e00, 0xc0001efc20?, {0xc0002c0240?, 0x2, 0x3})\n\t/build/lxd/parts/lxd/src/lxc/launch.go:55 +0xac\ngithub.com/spf13/cobra.(*Command).execute(0xc00025bb80, {0xc0002c0210, 0x3, 0x3})\n\t/build/lxd/parts/lxd/src/.go/pkg/mod/github.com/spf13/cobra@v1.3.0/command.go:856 +0x67c\ngithub.com/spf13/cobra.(*Command).ExecuteC(0xc00022a000)\n\t/build/lxd/parts/lxd/src/.go/pkg/mod/github.com/spf13/cobra@v1.3.0/command.go:974 +0x3b4\ngithub.com/spf13/cobra.(*Command).Execute(...)\n\t/build/lxd/parts/lxd/src/.go/pkg/mod/github.com/spf13/cobra@v1.3.0/command.go:902\nmain.main()\n\t/build/lxd/parts/lxd/src/lxc/main.go:273 +0x1993\n')
  8s autopkgtest [03:52:45]: ERROR: testbed failure: unexpected eof from the testbed