{"schema_version": 2, "harness": "opencode", "tool_trace": [{"id": "call_0184beda54ef48f2a5408103", "name": "bash", "input": {"command": "ls /opt/builder/ 2>&1; echo \"---\"; systemctl status builder-app.service 2>&1 | head -30; echo \"---\"; cat /etc/systemd/system/builder-app.service 2>&1 || cat /lib/systemd/system/builder-app.service 2>&1 || find /etc/systemd /lib/systemd -name \"builder-app*\" 2>&1"}, "output": "ls: cannot access '/opt/builder/': No such file or directory\n---\n× builder-app.service - Agent-built application slot\n     Loaded: loaded (/etc/systemd/system/builder-app.service; enabled; preset: ignored)\n     Active: failed (Result: start-limit-hit) since Sun 2026-09-13 02:19:59 UTC; 16s ago\n   Duration: 59ms\n Invocation: 04c8e4f4cc3d42bd9f1e8c45495738cb\n    Process: 618 ExecStart=/nix/store/gxzhl7aaiid7zp3y47jqqiq7zg5mqpwp-python3-3.14.6/bin/python /opt/builder/app.py (code=exited, status=2)\n   Main PID: 618 (code=exited, status=2)\n         IP: 0B in, 0B out\n         IO: 0B read, 0B written\n   Mem peak: 4.1M\n        CPU: 33ms\n\nSep 13 02:19:59 builder-two systemd[1]: builder-app.service: Scheduled restart job, restart counter is at 5.\nSep 13 02:19:59 builder-two systemd[1]: builder-app.service: Start request repeated too quickly.\nSep 13 02:19:59 builder-two systemd[1]: builder-app.service: Failed with result 'start-limit-hit'.\nSep 13 02:19:59 builder-two systemd[1]: Failed to start Agent-built application slot.\n---\n[Unit]\nAfter=network.target\nDescription=Agent-built application slot\n\n[Service]\nEnvironment=\"LOCALE_ARCHIVE=/nix/store/54jg0kk0cn5h7j19r0l8x36fmbfywwjj-glibc-locales-2.42-67/lib/locale/locale-archive\"\nEnvironment=\"PATH=/nix/store/di26b1kkbammy0sj70nq5qzvfrh78wxl-coreutils-9.11/bin:/nix/store/fcqbwp5hx5wh3lzf0457wmf0divknz7y-findutils-4.11.0/bin:/nix/store/aak8d9mrdv9sgn0lcg7xss7wxdg9sqh3-gnugrep-3.12/bin:/nix/store/7mfsmbhsd3arnypipwm251rcd0b45riy-gnused-4.10/bin:/nix/store/r6sz8p6sd6c73fp9z8nzl04dri7lyx8n-systemd-261.1/bin:/nix/store/di26b1kkbammy0sj70nq5qzvfrh78wxl-coreutils-9.11/sbin:/nix/store/fcqbwp5hx5wh3lzf0457wmf0divknz7y-findutils-4.11.0/sbin:/nix/store/aak8d9mrdv9sgn0lcg7xss7wxdg9sqh3-gnugrep-3.12/sbin:/nix/store/7mfsmbhsd3arnypipwm251rcd0b45riy-gnused-4.10/sbin:/nix/store/r6sz8p6sd6c73fp9z8nzl04dri7lyx8n-systemd-261.1/sbin\"\nEnvironment=\"TZDIR=/nix/store/2nndxyf3phkb5aggxm3c16sapa0f49kz-tzdata-2026c/share/zoneinfo\"\nExecStart=/nix/store/gxzhl7aaiid7zp3y47jqqiq7zg5mqpwp-python3-3.14.6/bin/python /opt/builder/app.py\nRestart=always\nRestartSec=1\n\n[Install]\nWantedBy=multi-user.target\n", "is_error": false, "read_only": false, "started_after_ms": 0, "duration_ms": 234}, {"id": "call_8adb754f1e3c4b8b9a36433e", "name": "bash", "input": {"command": "ls -la /opt 2>&1; echo \"---\"; mount | grep -E \"opt|var|root\" 2>&1; echo \"---\"; ls /nix/store/gxzhl7aaiid7zp3y47jqqiq7zg5mqpwp-python3-3.14.6/lib/python3.14/ 2>&1 | head -20; echo \"---\"; ls /nix/store/gxzhl7aaiid7zp3y47jqqiq7zg5mqpwp-python3-3.14.6/bin/ 2>&1"}, "output": "ls: cannot access '/opt': No such file or directory\n---\noverlay on /nix/store type overlay (rw,relatime,lowerdir=/sysroot/nix/.ro-store,upperdir=/sysroot/nix/.rw-store/upper,workdir=/sysroot/nix/.rw-store/work,uuid=on,x-initrd.mount,x-systemd.requires-mounts-for=/sysroot/nix/.ro-store,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/upper,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/work)\noverlay on /nix/store type overlay (ro,nosuid,nodev,relatime,lowerdir=/sysroot/nix/.ro-store,upperdir=/sysroot/nix/.rw-store/upper,workdir=/sysroot/nix/.rw-store/work,uuid=on)\n---\nabc.py\n_aix_support.py\n_android_support.py\nannotationlib.py\nantigravity.py\n_apple_support.py\nargparse.py\nast.py\n_ast_unparse.py\nasyncio\nbase64.py\nbdb.py\nbisect.py\nbuild-details.json\nbz2.py\ncalendar.py\ncmd.py\ncodecs.py\ncodeop.py\ncode.py\n---\nidle\nidle3\nidle3.14\npydoc\npydoc3\npydoc3.14\npython\npython3\npython3.14\npython3.14-config\npython3-config\npython-config\n", "is_error": false, "read_only": false, "started_after_ms": 5887, "duration_ms": 85}, {"id": "call_834eb42db71a47f5bfa194b0", "name": "bash", "input": {"command": "mount | head -30; echo \"---\"; df -h / 2>&1; echo \"---\"; findmnt / 2>&1; echo \"---\"; cat /proc/mounts | grep -E \"^[^/]\" | head -5; echo \"---\"; cat /etc/fstab 2>&1; echo \"---\"; touch /opt_test_write 2>&1 && rm /opt_test_write && echo \"root writable\"; echo \"---\"; systemctl is-enabled builder-app.service 2>&1"}, "output": "/dev/vda on / type ext4 (rw,relatime,x-initrd.mount)\ntmpfs on /nix/.rw-store type tmpfs (rw,relatime,mode=755,x-initrd.mount)\ntmpfs on /run type tmpfs (rw,nosuid,nodev,size=504460k,nr_inodes=819200,mode=755)\nnix-store on /nix/.ro-store type 9p (rw,relatime,cache=0xf,access=client,msize=16384,trans=virtio,x-initrd.mount,x-systemd.requires=modprobe@9pnet_virtio.service)\nshared on /tmp/shared type 9p (rw,relatime,access=client,msize=16384,trans=virtio,x-initrd.mount,x-systemd.requires=modprobe@9pnet_virtio.service)\nxchg on /tmp/xchg type 9p (rw,relatime,access=client,msize=16384,trans=virtio,x-initrd.mount,x-systemd.requires=modprobe@9pnet_virtio.service)\noverlay on /nix/store type overlay (rw,relatime,lowerdir=/sysroot/nix/.ro-store,upperdir=/sysroot/nix/.rw-store/upper,workdir=/sysroot/nix/.rw-store/work,uuid=on,x-initrd.mount,x-systemd.requires-mounts-for=/sysroot/nix/.ro-store,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/upper,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/work)\ndevtmpfs on /dev type devtmpfs (rw,nosuid,size=100892k,nr_inodes=247626,mode=755)\ndevpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=3,mode=620,ptmxmode=666)\ntmpfs on /dev/shm type tmpfs (rw,nosuid,nodev,size=1008920k)\nproc on /proc type proc (rw,nosuid,nodev,noexec,relatime)\nramfs on /run/keys type ramfs (rw,nosuid,nodev,relatime,mode=750)\nsysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)\noverlay on /nix/store type overlay (ro,nosuid,nodev,relatime,lowerdir=/sysroot/nix/.ro-store,upperdir=/sysroot/nix/.rw-store/upper,workdir=/sysroot/nix/.rw-store/work,uuid=on)\nsecurityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)\ncgroup2 on /sys/fs/cgroup type cgroup2 (rw,nosuid,nodev,noexec,relatime,nsdelegate,memory_recursiveprot,memory_hugetlb_accounting)\nnone on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)\nbpf on /sys/fs/bpf type bpf (rw,nosuid,nodev,noexec,relatime,mode=700)\ntracefs on /sys/kernel/tracing type tracefs (rw,nosuid,nodev,noexec,relatime)\nmqueue on /dev/mqueue type mqueue (rw,nosuid,nodev,noexec,relatime)\nhugetlbfs on /dev/hugepages type hugetlbfs (rw,nosuid,nodev,relatime,pagesize=2M)\ndebugfs on /sys/kernel/debug type debugfs (rw,nosuid,nodev,noexec,relatime)\nnone on /run/credentials/systemd-journald.service type tmpfs (ro,nosuid,nodev,noexec,relatime,nosymfollow,size=1024k,nr_inodes=1024,mode=700,noswap)\nfusectl on /sys/fs/fuse/connections type fusectl (rw,nosuid,nodev,noexec,relatime)\nconfigfs on /sys/kernel/config type configfs (rw,nosuid,nodev,noexec,relatime)\nnone on /run/credentials/systemd-resolved.service type tmpfs (ro,nosuid,nodev,noexec,relatime,nosymfollow,size=1024k,nr_inodes=1024,mode=700,noswap)\ntmpfs on /run/wrappers type tmpfs (rw,nodev,relatime,size=1008920k,mode=755)\nnone on /run/credentials/systemd-networkd.service type tmpfs (ro,nosuid,nodev,noexec,relatime,nosymfollow,size=1024k,nr_inodes=1024,mode=700,noswap)\nnone on /run/credentials/serial-getty@ttyS0.service type tmpfs (ro,nosuid,nodev,noexec,relatime,nosymfollow,size=1024k,nr_inodes=1024,mode=700,noswap)\nnone on /run/credentials/getty@tty1.service type tmpfs (ro,nosuid,nodev,noexec,relatime,nosymfollow,size=1024k,nr_inodes=1024,mode=700,noswap)\n---\nFilesystem      Size  Used Avail Use% Mounted on\n/dev/vda        2.0G  203M  1.6G  12% /\n---\nTARGET SOURCE   FSTYPE OPTIONS\n/      /dev/vda ext4   rw,relatime\n---\ntmpfs /nix/.rw-store tmpfs rw,relatime,mode=755 0 0\ntmpfs /run tmpfs rw,nosuid,nodev,size=504460k,nr_inodes=819200,mode=755 0 0\nnix-store /nix/.ro-store 9p rw,relatime,cache=0xf,access=client,msize=16384,trans=virtio 0 0\nshared /tmp/shared 9p rw,relatime,access=client,msize=16384,trans=virtio 0 0\nxchg /tmp/xchg 9p rw,relatime,access=client,msize=16384,trans=virtio 0 0\n---\n# This is a generated file.  Do not edit!\n#\n# To make changes, edit the fileSystems and swapDevices NixOS options\n# in your /etc/nixos/configuration.nix file.\n#\n# <file system> <mount point>   <type>  <options>       <dump>  <pass>\n\n# Filesystems.\n/dev/disk/by-label/nixos / ext4 x-initrd.mount,x-initrd.mount 0 1\nnix-store /nix/.ro-store 9p x-initrd.mount,x-initrd.mount,trans=virtio,version=9p2000.L,msize=16384,x-systemd.requires=modprobe@9pnet_virtio.service,cache=loose 0 0\ntmpfs /nix/.rw-store tmpfs x-initrd.mount,x-initrd.mount,mode=0755 0 0\noverlay /nix/store overlay lowerdir=/sysroot/nix/.ro-store,upperdir=/sysroot/nix/.rw-store/upper,workdir=/sysroot/nix/.rw-store/work,x-initrd.mount,x-systemd.requires-mounts-for=/sysroot/nix/.ro-store,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/upper,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/work,x-systemd.requires-mounts-for=/sysroot/nix/.ro-store,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/upper,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/work,lowerdir=/sysroot/nix/.ro-store,upperdir=/sysroot/nix/.rw-store/upper,workdir=/sysroot/nix/.rw-store/work,x-initrd.mount,x-systemd.requires-mounts-for=/sysroot/nix/.ro-store,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/upper,x-systemd.requires-mounts-for=/sysroot/nix/.rw-store/work 0 0\nshared /tmp/shared 9p x-initrd.mount,x-initrd.mount,trans=virtio,version=9p2000.L,msize=16384,x-systemd.requires=modprobe@9pnet_virtio.service 0 0\nxchg /tmp/xchg 9p x-initrd.mount,x-initrd.mount,trans=virtio,version=9p2000.L,msize=16384,x-systemd.requires=modprobe@9pnet_virtio.service 0 0\n\n\n\n\n---\nroot writable\n---\nenabled\n", "is_error": false, "read_only": false, "started_after_ms": 11043, "duration_ms": 134}, {"id": "call_03072d2881f34d96a7a5f52d", "name": "bash", "input": {"command": "id; echo \"---\"; mkdir -p /opt/builder /var/lib/builder/records && ls -la /var/lib/builder/ 2>&1; echo \"---\"; /nix/store/gxzhl7aaiid7zp3y47jqqiq7zg5mqpwp-python3-3.14.6/bin/python -c \"from http.server import ThreadingHTTPServer, BaseHTTPRequestHandler; print('ok')\" 2>&1"}, "output": "uid=0(root) gid=0(root) groups=0(root)\n---\ntotal 12\ndrwxr-xr-x 3 root root 4096 Sep 13 02:20 .\ndrwxr-xr-x 9 root root 4096 Sep 13 02:20 ..\ndrwxr-xr-x 2 root root 4096 Sep 13 02:20 records\n---\nok\n", "is_error": false, "read_only": false, "started_after_ms": 20128, "duration_ms": 367}, {"id": "call_39a2c6e13b8c45759c5bc14a", "name": "write", "input": {"content": "#!/usr/bin/env python3\n\"\"\"Durable record store served on port 8080.\n\nGET  /health            -> 200 \"ready\"\nPUT  /records/<id>      -> 204 (stores request body verbatim)\nGET  /records/<id>      -> 200 (returns the exact stored body)\n\nRecords live under DATA_DIR and survive process restarts and host reboots\nbecause the host's root filesystem is on /dev/vda (ext4, rw).\n\"\"\"\n\nimport os\nimport re\nimport sys\nimport threading\nfrom http.server import BaseHTTPRequestHandler, ThreadingHTTPServer\n\nDATA_DIR = os.environ.get(\"BUILDER_DATA_DIR\", \"/var/lib/builder/records\")\nLISTEN_HOST = os.environ.get(\"BUILDER_HOST\", \"0.0.0.0\")\nLISTEN_PORT = int(os.environ.get(\"BUILDER_PORT\", \"8080\"))\n\nos.makedirs(DATA_DIR, exist_ok=True)\n\nSAFE_ID = re.compile(r\"^[A-Za-z0-9._-]{1,200}$\")\n\n_lock = threading.Lock()\n\n\ndef record_path(record_id: str) -> str:\n    return os.path.join(DATA_DIR, record_id)\n\n\ndef store_record(record_id: str, body: bytes) -> None:\n    target = record_path(record_id)\n    tmp = target + \".tmp.\" + str(os.getpid()) + \".\" + str(threading.get_ident())\n    fd = os.open(tmp, os.O_WRONLY | os.O_CREAT | os.O_TRUNC, 0o644)\n    try:\n        os.write(fd, body)\n        os.fsync(fd)\n    finally:\n        os.close(fd)\n    os.replace(tmp, target)\n    dfd = os.open(DATA_DIR, os.O_RDONLY)\n    try:\n        os.fsync(dfd)\n    finally:\n        os.close(dfd)\n\n\ndef load_record(record_id: str):\n    try:\n        with open(record_path(record_id), \"rb\") as fh:\n            return fh.read()\n    except FileNotFoundError:\n        return None\n\n\nclass Handler(BaseHTTPRequestHandler):\n    server_version = \"BuilderApp/1.0\"\n\n    def log_message(self, fmt, *args):\n        sys.stderr.write(\"[%s] %s\\n\" % (self.log_date_time_string(), fmt % args))\n        sys.stderr.flush()\n\n    def _send(self, status, body=b\"\", content_type=\"text/plain; charset=utf-8\"):\n        self.send_response(status)\n        if body:\n            self.send_header(\"Content-Type\", content_type)\n            self.send_header(\"Content-Length\", str(len(body)))\n        self.send_header(\"Cache-Control\", \"no-store\")\n        self.end_headers()\n        if body:\n            self.wfile.write(body)\n\n    def _id_from_path(self):\n        path = self.path\n        if not path.startswith(\"/records/\"):\n            return None\n        rest = path[len(\"/records/\"):]\n        if not rest:\n            return None\n        for sep in (\"?\", \"#\"):\n            if sep in rest:\n                rest = rest.split(sep, 1)[0]\n        if \"/\" in rest:\n            return None\n        if not SAFE_ID.match(rest):\n            return None\n        return rest\n\n    def do_GET(self):\n        if self.path == \"/health\":\n            self._send(200, b\"ready\")\n            return\n        record_id = self._id_from_path()\n        if record_id is None:\n            self._send(404, b\"not found\")\n            return\n        with _lock:\n            body = load_record(record_id)\n        if body is None:\n            self._send(404, b\"not found\")\n            return\n        self._send(200, body, content_type=\"application/octet-stream\")\n\n    def do_PUT(self):\n        record_id = self._id_from_path()\n        if record_id is None:\n            self._send(404, b\"not found\")\n            return\n        length_hdr = self.headers.get(\"Content-Length\")\n        if length_hdr is None:\n            self._send(411, b\"length required\")\n            return\n        try:\n            length = int(length_hdr)\n        except ValueError:\n            self._send(400, b\"bad length\")\n            return\n        if length < 0:\n            self._send(400, b\"bad length\")\n            return\n        body = self.rfile.read(length) if length > 0 else b\"\"\n        with _lock:\n            store_record(record_id, body)\n        self._send(204)\n\n    def do_POST(self):\n        self._send(405, b\"method not allowed\")\n\n\ndef main():\n    httpd = ThreadingHTTPServer((LISTEN_HOST, LISTEN_PORT), Handler)\n    sys.stderr.write(\"builder-app listening on %s:%d data=%s\\n\"\n                     % (LISTEN_HOST, LISTEN_PORT, DATA_DIR))\n    sys.stderr.flush()\n    try:\n        httpd.serve_forever()\n    except KeyboardInterrupt:\n        pass\n    finally:\n        httpd.server_close()\n\n\nif __name__ == \"__main__\":\n    main()\n", "filePath": "/opt/builder/app.py"}, "output": "Wrote file successfully.", "is_error": false, "read_only": false, "started_after_ms": 36059, "duration_ms": 11}, {"id": "call_c9afe0d7e8db407aa279271a", "name": "bash", "input": {"command": "chmod +x /opt/builder/app.py && systemctl reset-failed builder-app.service 2>&1; systemctl restart builder-app.service 2>&1; sleep 1; systemctl status builder-app.service --no-pager 2>&1 | head -15"}, "output": "● builder-app.service - Agent-built application slot\n     Loaded: loaded (/etc/systemd/system/builder-app.service; enabled; preset: ignored)\n     Active: active (running) since Sun 2026-09-13 02:20:54 UTC; 1s ago\n Invocation: 936096f3dada4b7bbf62df0c1bc143d2\n   Main PID: 882 (python)\n         IP: 0B in, 0B out\n         IO: 0B read, 0B written\n      Tasks: 1 (limit: 2322)\n     Memory: 10M (peak: 10.2M)\n        CPU: 78ms\n     CGroup: /system.slice/builder-app.service\n             └─882 /nix/store/gxzhl7aaiid7zp3y47jqqiq7zg5mqpwp-python3-3.14.6/bin/python /opt/builder/app.py\n\nSep 13 02:20:54 builder-two systemd[1]: Started Agent-built application slot.\nSep 13 02:20:54 builder-two python[882]: builder-app listening on 0.0.0.0:8080 data=/var/lib/builder/records\n", "is_error": false, "read_only": false, "started_after_ms": 38973, "duration_ms": 1127}, {"id": "call_387a2dc909b4419ba09866ad", "name": "bash", "input": {"command": "echo \"=== /health ===\"; curl -sS -o /tmp/h.body -w \"status=%{http_code} body_size=%{size_download}\\n\" http://127.0.0.1:8080/health; echo \"body: $(cat /tmp/h.body)\"; echo;\necho \"=== PUT /records/foo ===\"; printf 'hello world' | curl -sS -X PUT --data-binary @- -w \"status=%{http_code}\\n\" http://127.0.0.1:8080/records/foo; echo;\necho \"=== GET /records/foo ===\"; curl -sS -o /tmp/g.body -w \"status=%{http_code} size=%{size_download} type=%{content_type}\\n\" http://127.0.0.1:8080/records/foo; echo \"body: $(cat /tmp/g.body) bytes:\"; xxd /tmp/g.body | head -3; echo;\necho \"=== PUT empty body ===\"; curl -sS -X PUT -d \"\" -w \"status=%{http_code}\\n\" http://127.0.0.1:8080/records/empty; echo;\necho \"=== GET empty body ===\"; curl -sS -o /tmp/e.body -w \"status=%{http_code} size=%{size_download}\\n\" http://127.0.0.1:8080/records/empty; echo \"body hex:\"; xxd /tmp/e.body; echo;\necho \"=== PUT binary (with NUL bytes) ===\"; printf 'a\\x00b\\x01c' | curl -sS -X PUT --data-binary @- -w \"status=%{http_code}\\n\" http://127.0.0.1:8080/records/bin; echo;\necho \"=== GET binary ===\"; curl -sS -o /tmp/b.body -w \"status=%{http_code} size=%{size_download}\\n\" http://127.0.0.1:8080/records/bin; xxd /tmp/b.body; echo;\necho \"=== GET unknown ===\"; curl -sS -o /dev/null -w \"status=%{http_code}\\n\" http://127.0.0.1:8080/records/nope; echo;\necho \"=== GET /records/ (no id) ===\"; curl -sS -o /dev/null -w \"status=%{http_code}\\n\" http://127.0.0.1:8080/records/; echo;\necho \"=== GET /records/foo/extra ===\"; curl -sS -o /dev/null -w \"status=%{http_code}\\n\" http://127.0.0.1:8080/records/foo/extra; echo;\necho \"=== files on disk ===\"; ls -la /var/lib/builder/records/"}, "output": "=== /health ===\nstatus=200 body_size=5\nbody: ready\n\n=== PUT /records/foo ===\nstatus=204\n\n=== GET /records/foo ===\nstatus=200 size=11 type=application/octet-stream\nbody: hello world bytes:\n00000000: 6865 6c6c 6f20 776f 726c 64              hello world\n\n=== PUT empty body ===\nstatus=204\n\n=== GET empty body ===\nstatus=200 size=0\nbody hex:\n\n=== PUT binary (with NUL bytes) ===\nstatus=204\n\n=== GET binary ===\nstatus=200 size=5\n00000000: 6100 6201 63                             a.b.c\n\n=== GET unknown ===\nstatus=404\n\n=== GET /records/ (no id) ===\nstatus=404\n\n=== GET /records/foo/extra ===\nstatus=404\n\n=== files on disk ===\ntotal 16\ndrwxr-xr-x 2 root root 4096 Sep 13 02:21 .\ndrwxr-xr-x 3 root root 4096 Sep 13 02:20 ..\n-rw-r--r-- 1 root root    5 Sep 13 02:21 bin\n-rw-r--r-- 1 root root    0 Sep 13 02:21 empty\n-rw-r--r-- 1 root root   11 Sep 13 02:21 foo\n", "is_error": false, "read_only": false, "started_after_ms": 48596, "duration_ms": 407}, {"id": "call_25ec3c66307e4678a85477f7", "name": "bash", "input": {"command": "echo \"=== Test persistence across service restart ===\"\nsystemctl restart builder-app.service\nsleep 1\necho \"After restart, GET /records/foo:\"\ncurl -sS -o /tmp/r.body -w \"status=%{http_code} size=%{size_download}\\n\" http://127.0.0.1:8080/records/foo\necho \"body: $(cat /tmp/r.body)\"\necho\necho \"=== Confirm data lives on persistent ext4 root ===\"\nstat -c '%n lives on %m (filesystem /dev/vda ext4 rw); durable across reboot' /var/lib/builder/records/foo\necho\necho \"=== Confirm service is enabled (auto-starts at boot) ===\"\nsystemctl is-enabled builder-app.service\necho\necho \"=== /opt is durable too ===\"\nstat -c '%n -> %m' /opt/builder/app.py"}, "output": "=== Test persistence across service restart ===\nAfter restart, GET /records/foo:\nstatus=200 size=11\nbody: hello world\n\n=== Confirm data lives on persistent ext4 root ===\n/var/lib/builder/records/foo lives on / (filesystem /dev/vda ext4 rw); durable across reboot\n\n=== Confirm service is enabled (auto-starts at boot) ===\nenabled\n\n=== /opt is durable too ===\n/opt/builder/app.py -> /\n", "is_error": false, "read_only": false, "started_after_ms": 54923, "duration_ms": 1160}], "messages": [{"role": "assistant", "content": [{"type": "text", "text": "Service is deployed, running, and durable.\n\n- `/opt/builder/app.py` — stdlib-only `ThreadingHTTPServer` on `0.0.0.0:8080`\n- `GET /health` → `200 ready`\n- `PUT /records/<id>` → `204`; atomic write (tmp → fsync → rename → dir fsync)\n- `GET /records/<id>` → `200` with exact stored body (binary-safe)\n- Records live in `/var/lib/builder/records/` on `/dev/vda` (ext4, rw) — survives reboot\n- `builder-app.service` is `enabled` with `Restart=always` — auto-starts on boot, no agent needed\n\nVerified: health, round-trip ASCII, empty body, binary body with NUL bytes, 404s, and a `systemctl restart` preserving stored records."}]}], "usage": {"input_tokens": 14829, "output_tokens": 3874, "cost_usd": null, "estimated_cost_usd": 0.0147423}, "outcome": {"status": "completed", "message": "Service is deployed, running, and durable.\n\n- `/opt/builder/app.py` — stdlib-only `ThreadingHTTPServer` on `0.0.0.0:8080`\n- `GET /health` → `200 ready`\n- `PUT /records/<id>` → `204`; atomic write (tmp → fsync → rename → dir fsync)\n- `GET /records/<id>` → `200` with exact stored body (binary-safe)\n- Records live in `/var/lib/builder/records/` on `/dev/vda` (ext4, rw) — survives reboot\n- `builder-app.service` is `enabled` with `Restart=always` — auto-starts on boot, no agent needed\n\nVerified: health, round-trip ASCII, empty body, binary body with NUL bytes, 404s, and a `systemctl restart` preserving stored records."}, "model": "opencode-go/minimax-m3"}