1this derivation will be built:2 /nix/store/2ys0qvy54x4lbwy28wngfrlx65mkkap8-container-test-ubuntu-26-04-empty-config.drv3error: Cannot build '/nix/store/2ys0qvy54x4lbwy28wngfrlx65mkkap8-container-test-ubuntu-26-04-empty-config.drv'.4 Reason: builder failed with exit code 1.5 Output paths:6 /nix/store/b3shi8pgmg4nnv2mcq2bnjshcb05fjsn-container-test-ubuntu-26-04-empty-config7 Last 25 log lines:8 > [5.3s] Container ubuntu-26-04-empty-config status: degraded9 > [5.3s] Container ubuntu-26-04-empty-config boot complete: degraded10 > [6.4s] Boot complete11 > ubuntu-26-04-empty-config: Installing Nix via nix-installer12 > [ubuntu-26-04-empty-config] 13 > [ubuntu-26-04-empty-config]14 > [ubuntu-26-04-empty-config] Ubuntu 26.04 LTS ubuntu pts/015 > [ubuntu-26-04-empty-config]16 > ubuntu-26-04-empty-config: waiting for unit 'nix-daemon.socket'17 > (finished: waiting for unit 'nix-daemon.socket', in 0.02 seconds)18 > (finished: Installing Nix via nix-installer, in 7.67 seconds)19 > [7.7s] Nix installation complete20 > ubuntu-26-04-empty-config: Copying profile /nix/store/s2x28gskvaskdcs6y7z6gxv2214mcvwx-system-manager to container21 > Copying 145 store paths...22 > (finished: Copying profile /nix/store/s2x28gskvaskdcs6y7z6gxv2214mcvwx-system-manager to container, in 5.27 seconds)23 > [5.3s] Profile copy complete24 > [19.3s] All containers ready25 > To attach to container ubuntu-26-04-empty-config run on the same machine that runs the test:26 > sudo nsenter --target 55 --mount --uts --ipc --net --pid --cgroup -- /usr/bin/env PATH=/run/current-system/sw/bin:/nix/var/nix/profiles/default/bin:/usr/sbin:/sbin:/usr/bin:/bin:/usr/local/sbin:/usr/local/bin /bin/bash 27 > ubuntu-26-04-empty-config: waiting for unit 'multi-user.target'28 > (finished: waiting for unit 'multi-user.target', in 0.01 seconds)29 > subtest: etcFiles.json contains only system-manager infrastructure30 > ubuntu-26-04-empty-config: must succeed: cat /nix/store/s2x28gskvaskdcs6y7z6gxv2214mcvwx-system-manager/etcFiles/etcFiles.json31 > (finished: must succeed: cat /nix/store/s2x28gskvaskdcs6y7z6gxv2214mcvwx-system-manager/etcFiles/etcFiles.json, in 0.01 seconds)32 > Test "etcFiles.json contains only system-manager infrastructure" failed with error: "Empty config should not produce etc entries beyond infrastructure: {'zoneinfo'}"33 For full logs, run:34 nix log /nix/store/2ys0qvy54x4lbwy28wngfrlx65mkkap8-container-test-ubuntu-26-04-empty-config.drv