1warning: could not read HEAD ref from repo at '/var/lib/buildbot-nix/worktrees/726-32b0249d0d94-fc0b1451', using 'master'2building '/nix/store/wqaf6i9bb9rd9l7s409dmzrkyblffq9c-effect-sandbox-test-env.drv' on 'ssh-ng://nix@jamie'...3building '/nix/store/wqaf6i9bb9rd9l7s409dmzrkyblffq9c-effect-sandbox-test-env.drv'...4copying 1 paths...5copying path '/nix/store/i3wfmqz22fmj2cdgsc4p2dszazmjfv9i-effect-sandbox-test-env' from 'ssh-ng://nix@jamie'...6Store URL: daemon7Version: 2.35.0pre20260506_8ecd98b8Trusted: 09true10true11sandbox checks passed