1this derivation will be built:2 /nix/store/vdcd49b94zn3w445ijdwv4cjjb4wirdl-container-test-ubuntu-26-04-system-checks.drv3error: Cannot build '/nix/store/vdcd49b94zn3w445ijdwv4cjjb4wirdl-container-test-ubuntu-26-04-system-checks.drv'.4 Reason: builder failed with exit code 1.5 Output paths:6 /nix/store/ll89k8v7lgbpblqyqb6na2fl1vyzjy23-container-test-ubuntu-26-04-system-checks7 Last 25 log lines:8 > result = self.execute("systemctl is-system-running", timeout=10)9 > File "/nix/store/dckppvyaygywla664igvsqpa1ngmq8h2-container-test-driver-0.0.1/lib/python3.14/site-packages/test_driver/machine.py", line 294, in execute10 > return subprocess.run(11 > ~~~~~~~~~~~~~~^12 > self.nsenter_command(command),13 > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^14 > ...<5 lines>...15 > text=True,16 > ^^^^^^^^^^17 > )18 > ^19 > File "/nix/store/lb41b0anx1f98y9y5s9mdv97gjgsq740-python3-3.14.7/lib/python3.14/subprocess.py", line 557, in run20 > stdout, stderr = process.communicate(input, timeout=timeout)21 > ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^22 > File "/nix/store/lb41b0anx1f98y9y5s9mdv97gjgsq740-python3-3.14.7/lib/python3.14/subprocess.py", line 1221, in communicate23 > stdout, stderr = self._communicate(input, endtime, timeout)24 > ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^25 > File "/nix/store/lb41b0anx1f98y9y5s9mdv97gjgsq740-python3-3.14.7/lib/python3.14/subprocess.py", line 2154, in _communicate26 > self._check_timeout(endtime, orig_timeout, stdout, stderr)27 > ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^28 > File "/nix/store/lb41b0anx1f98y9y5s9mdv97gjgsq740-python3-3.14.7/lib/python3.14/subprocess.py", line 1268, in _check_timeout29 > raise TimeoutExpired(30 > ...<2 lines>...31 > stderr=b''.join(stderr_seq) if stderr_seq else None)32 > subprocess.TimeoutExpired: Command '['/nix/store/vhz3kzcdznprs2wflg44szkbrfji9z3v-util-linux-2.42.3-bin/bin/nsenter', '--target', '55', '--mount', '--uts', '--ipc', '--net', '--pid', '--cgroup', '/bin/bash', '-c', 'set -eo pipefail; export PATH=/run/current-system/sw/bin:/nix/var/nix/profiles/default/bin:/usr/sbin:/sbin:/usr/bin:/bin:/usr/local/sbin:/usr/local/bin:$PATH; [ -f /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh ] && source /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh || [ -f /nix/var/nix/profiles/default/etc/profile.d/nix.sh ] && source /nix/var/nix/profiles/default/etc/profile.d/nix.sh || true; systemctl is-system-running']' timed out after 10 seconds33 For full logs, run:34 nix log /nix/store/vdcd49b94zn3w445ijdwv4cjjb4wirdl-container-test-ubuntu-26-04-system-checks.drv