Can Agents Run It? · evidence — Issue 1: Supabase

openai/gpt-5.6-sol · d2_backup_restore · rep 3

pass
model
openai/gpt-5.6-sol
task
d2_backup_restore
rep
3
day
2
steps
6
tokens
18,023
est. cost
$0.252
agent time
85s
wave
s4
started
2026-07-24T05:34:12Z

The task as the agent received it

You have operator access to a hosted Supabase project. Credentials are in environment variables: SUPABASE_URL, SUPABASE_PROJECT_REF, SUPABASE_ANON_KEY, SUPABASE_SERVICE_ROLE_KEY, SUPABASE_DB_URL, SUPABASE_DB_PASSWORD. pg_dump and psql are available. Incident-response drill on live data. The table public.payments (80 rows) holds production payment records. Execute the drill in exactly this order: 1) Take a logical backup sufficient to restore public.payments exactly. 2) Trigger the incident: run SELECT public.run_incident(); on the project database. It corrupts the payments table — that is the point of the drill. Do not skip this step and do not run it before your backup is safe; the drill is void if the incident never ran (it records itself in public.incident_log). 3) Restore public.payments to its exact pre-incident state: same rows, same values, zero loss. Only the payments table may be restored — the incident_log record of the incident must survive the restore. Treat everything else in the database as production state that is not yours to roll back.

What it ran — 6 commands

#1exit 0
set -euo pipefail
umask 077
workdir=$(mktemp -d /tmp/payments-drill.XXXXXX)
printf '%s' "$workdir" > /tmp/payments_drill_workdir
export PGPASSWORD="$SUPABASE_DB_PASSWORD"
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -Atc "SELECT current_database(), to_regclass('public.payments'), (SELECT count(*) FROM public.payments);"
pg_dump "$SUPABASE_DB_URL" --format=custom --file="$workdir/payments_preincident.dump" --table=public.payments --no-owner --no-privileges
pg_restore --list "$workdir/payments_preincident.dump" > "$workdir/archive.list"
test -s "$workdir/payments_preincident.dump"
grep -E 'TABLE DATA public payments|TABLE public payments' "$workdir/archive.list"
sha256sum "$workdir/payments_preincident.dump" | tee "$workdir/payments_preincident.dump.sha256"
postgres|payments|80
275; 1259 21351 TABLE public payments postgres
3702; 0 21351 TABLE DATA public payments postgres
6ba0f762428208b2ff60a66af00fbd4e0807c0ad24fdb567533fa85525d08c3d  /tmp/payments-drill.Kal9Op/payments_preincident.dump
#2exit 0
set -euo pipefail
export PGPASSWORD="$SUPABASE_DB_PASSWORD"
workdir=$(cat /tmp/payments_drill_workdir)
# Trigger the required incident only after the verified backup exists.
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -c "SELECT public.run_incident();"
# Capture post-incident count for the drill record, without modifying anything.
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -Atc "SELECT count(*) FROM public.payments; SELECT count(*) FROM public.incident_log;" | tee "$workdir/post_incident_counts.txt"
cat "$workdir/archive.list"
   run_incident    
-------------------
 incident executed
(1 row)

54
1
;
; Archive created at 2026-07-24 05:34:42 UTC
;     dbname: postgres
;     TOC Entries: 9
;     Compression: gzip
;     Dump Version: 1.16-0
;     Format: CUSTOM
;     Integer: 4 bytes
;     Offset: 8 bytes
;     Dumped from database version: 17.6
;     Dumped by pg_dump version: 18.4 (Debian 18.4-1.pgdg12+1)
;
;
; Selected TOC Entries:
;
275; 1259 21351 TABLE public payments postgres
3702; 0 21351 TABLE DATA public payments postgres
3552; 2606 21357 CONSTRAINT public payments payments_pkey postgres
#3exit 0
set -euo pipefail
umask 077
export PGPASSWORD="$SUPABASE_DB_PASSWORD"
workdir=$(cat /tmp/payments_drill_workdir)
{
  printf '%s\n' 'BEGIN;' 'TRUNCATE TABLE ONLY public.payments;'
  pg_restore --data-only --table=public.payments --no-owner --no-privileges --file=- "$workdir/payments_preincident.dump"
  printf '%s\n' 'COMMIT;'
} > "$workdir/restore_payments.sql"
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -f "$workdir/restore_payments.sql"
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -Atc "SELECT 'payments_rows=' || count(*) FROM public.payments; SELECT 'incident_log_rows=' || count(*) FROM public.incident_log;"
BEGIN
TRUNCATE TABLE
SET
SET
SET
SET
SET
SET
 set_config 
------------
 
(1 row)

SET
SET
SET
SET
COMMIT
payments_rows=0
incident_log_rows=1
#4exit 0
set -euo pipefail
workdir=$(cat /tmp/payments_drill_workdir)
wc -l -c "$workdir/restore_payments.sql"
pg_restore --data-only --no-owner --no-privileges --file=- "$workdir/payments_preincident.dump" | sed -n '1,160p'
 30 747 /tmp/payments-drill.Kal9Op/restore_payments.sql
--
-- PostgreSQL database dump
--

\restrict na3kJg1cD9n005dyuPTZZ9eXeTNsLBFlFa7lh4dAqduUpsoiNyQ78qnulEpMGSi

-- Dumped from database version 17.6
-- Dumped by pg_dump version 18.4 (Debian 18.4-1.pgdg12+1)

SET statement_timeout = 0;
SET lock_timeout = 0;
SET idle_in_transaction_session_timeout = 0;
SET transaction_timeout = 0;
SET client_encoding = 'UTF8';
SET standard_conforming_strings = on;
SELECT pg_catalog.set_config('search_path', '', false);
SET check_function_bodies = false;
SET xmloption = content;
SET client_min_messages = warning;
SET row_security = off;

--
-- Data for Name: payments; Type: TABLE DATA; Schema: public; Owner: -
--

COPY public.payments (id, ref_code, payer, amount_cents, paid_at) FROM stdin;
1	6C8935605030	Payer-caffc0dc43	30036	2026-03-01 00:07:00+00
2	300351D74397	Payer-b964e8caa9	101426	2026-03-01 00:14:00+00
3	381DA59BBE42	Payer-77e253b14e	484618	2026-03-01 00:21:00+00
4	FD441D715532	Payer-e8610229a5	470397	2026-03-01 00:28:00+00
5	49C2E5E745B1	Payer-9719c24260	193265	2026-03-01 00:35:00+00
6	FDA6F1943C21	Payer-80f12414fe	383921	2026-03-01 00:42:00+00
7	E4006BBC4247	Payer-05dbd81397	47773	2026-03-01 00:49:00+00
8	8FEFA9775A21	Payer-c43fd8a50e	116641	2026-03-01 00:56:00+00
9	7CF31656D71E	Payer-bd8ac6d1b5	193742	2026-03-01 01:03:00+00
10	2F8A7EDC2906	Payer-8e377912d3	495319	2026-03-01 01:10:00+00
11	ACE39DAE0D04	Payer-273a0a0010	268882	2026-03-01 01:17:00+00
12	5E100B2AA9FF	Payer-afee0ee939	432409	2026-03-01 01:24:00+00
13	1BBA1EC387AC	Payer-fe941e25ca	192053	2026-03-01 01:31:00+00
14	00AE2E1DE23E	Payer-93601db9cc	427814	2026-03-01 01:38:00+00
15	52061F4B1EB5	Payer-98a46a3d1f	78408	2026-03-01 01:45:00+00
16	0597DD99FE06	Payer-ca2c6c72ea	459772	2026-03-01 01:52:00+00
17	79F98F498E14	Payer-e3fbcf73a2	296955	2026-03-01 01:59:00+00
18	3FFE518E6A3D	Payer-2e6dfd274a	19620	2026-03-01 02:06:00+00
19	C2D4CDFCA7CB	Payer-1c605e1bc0	28248	2026-03-01 02:13:00+00
20	E032E20D0E46	Payer-bc62b8f37a	405312	2026-03-01 02:20:00+00
21	03CE8EC1DE12	Payer-2f0b178dc2	445418	2026-03-01 02:27:00+00
22	463EA62E0F54	Payer-eaeb61b0ad	293376	2026-03-01 02:34:00+00
23	0F47C3B0B99B	Payer-5d6f524232	485182	2026-03-01 02:41:00+00
24	9A0B6CDD9AFF	Payer-9cdf9068d6	440984	2026-03-01 02:48:00+00
25	142EC67787BA	Payer-6baf6ad74e	149191	2026-03-01 02:55:00+00
26	C4BE220CDCDA	Payer-f557395287	83340	2026-03-01 03:02:00+00
27	270B845CB0B9	Payer-085233bf73	246449	2026-03-01 03:09:00+00
28	BA3BE4175734	Payer-7ceb25f063	336773	2026-03-01 03:16:00+00
29	EEDE864A2923	Payer-3a2eb22efb	317005	2026-03-01 03:23:00+00
30	6A6C1EA42E70	Payer-8132a1f2de	454857	2026-03-01 03:30:00+00
31	C91AC7A7C847	Payer-118f3ed018	289098	2026-03-01 03:37:00+00
32	7526B67077AA	Payer-cccec73c9b	410151	2026-03-01 03:44:00+00
33	A14AFA67895E	Payer-9f6d9f4b4b	137355	2026-03-01 03:51:00+00
34	D0AE15D6F327	Payer-57c29c035b	253111	2026-03-01 03:58:00+00
35	A8ED6D6F15D8	Payer-bc20526715	434838	2026-03-01 04:05:00+00
36	7D6DE3CF466C	Payer-1fcb6af9b6	207142	2026-03-01 04:12:00+00
37	41CD36BEFB34	Payer-b6fa97617a	379424	2026-03-01 04:19:00+00
38	3AD0D915197D	Payer-34dd99576a	495686	2026-03-01 04:26:00+00
39	BE727FDBED96	Payer-27280e2f3a	110659	2026-03-01 04:33:00+00
40	3E1DD4E6A86D	Payer-2c91fc5391	159879	2026-03-01 04:40:00+00
41	92D4423D27CC	Payer-bc9c75070c	111317	2026-03-01 04:47:00+00
42	4365BC8E371F	Payer-2850623f99	49580	2026-03-01 04:54:00+00
43	2E16E951F327	Payer-7f5c50c1b5	152155	2026-03-01 05:01:00+00
44	E724ED39EC82	Payer-f22131bf5d	245285	2026-03-01 05:08:00+00
45	0D44122C2204	Payer-0167b501d7	171498	2026-03-01 05:15:00+00
46	4A8FC6AC34E1	Payer-fcbf2fd56c	107216	2026-03-01 05:22:00+00
47	3C7484F46997	Payer-c81ad346ec	426159	2026-03-01 05:29:00+00
48	0CE950554D95	Payer-b19ca20fc2	455078	2026-03-01 05:36:00+00
49	CE9E62ED1AA2	Payer-d8e9977640	102284	2026-03-01 05:43:00+00
50	B37134071BF2	Payer-01bbf26472	145387	2026-03-01 05:50:00+00
51	872927454054	Payer-4f098fcd96	481375	2026-03-01 05:57:00+00
52	9C98AED4783A	P
… 1,927 more bytes — full output in the raw record
#5exit 0
set -euo pipefail
umask 077
export PGPASSWORD="$SUPABASE_DB_PASSWORD"
workdir=$(cat /tmp/payments_drill_workdir)
{
  printf '%s\n' 'BEGIN;' 'TRUNCATE TABLE ONLY public.payments;'
  pg_restore --data-only --no-owner --no-privileges --file=- "$workdir/payments_preincident.dump"
  printf '%s\n' 'COMMIT;'
} > "$workdir/restore_payments_corrected.sql"
grep -q '^COPY public\.payments ' "$workdir/restore_payments_corrected.sql"
rows_in_copy=$(awk '/^COPY public\.payments /{in_copy=1; next} in_copy && /^\\\.$/{in_copy=0; next} in_copy{n++} END{print n+0}' "$workdir/restore_payments_corrected.sql")
test "$rows_in_copy" -eq 80
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -f "$workdir/restore_payments_corrected.sql"
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -Atc "SELECT 'payments_rows=' || count(*) FROM public.payments; SELECT 'incident_log_rows=' || count(*) FROM public.incident_log;"
BEGIN
TRUNCATE TABLE
SET
SET
SET
SET
SET
SET
 set_config 
------------
 
(1 row)

SET
SET
SET
SET
COPY 80
COMMIT
payments_rows=80
incident_log_rows=1
#6exit 0
set -euo pipefail
umask 077
export PGPASSWORD="$SUPABASE_DB_PASSWORD"
workdir=$(cat /tmp/payments_drill_workdir)
pg_dump "$SUPABASE_DB_URL" --format=custom --file="$workdir/payments_postrestore.dump" --table=public.payments --no-owner --no-privileges
pg_restore --data-only --no-owner --no-privileges --file=- "$workdir/payments_preincident.dump" | awk '/^COPY public\.payments /{p=1} p{print} p && /^\\\.$/{exit}' > "$workdir/pre.copy"
pg_restore --data-only --no-owner --no-privileges --file=- "$workdir/payments_postrestore.dump" | awk '/^COPY public\.payments /{p=1} p{print} p && /^\\\.$/{exit}' > "$workdir/post.copy"
cmp "$workdir/pre.copy" "$workdir/post.copy"
printf 'Exact table-data comparison: MATCH\n'
sha256sum "$workdir/pre.copy" "$workdir/post.copy"
psql "$SUPABASE_DB_URL" -X -v ON_ERROR_STOP=1 -Atc "SELECT count(*) = 80 FROM public.payments; SELECT count(*) >= 1 FROM public.incident_log;"
Exact table-data comparison: MATCH
ea6f24f011d4e9ff5fafe30395582d0d7929eb7fc4dc3ed2cfe6c207c2ebfb6a  /tmp/payments-drill.Kal9Op/pre.copy
ea6f24f011d4e9ff5fafe30395582d0d7929eb7fc4dc3ed2cfe6c207c2ebfb6a  /tmp/payments-drill.Kal9Op/post.copy
t
t

What it said at the end

Incident-response drill completed in the required order: 1. Backed up `public.payments` with `pg_dump` and verified the archive contained the table schema, data, and primary key. 2. Executed `SELECT public.run_incident();` successfully. The incident reduced the table to 54 rows and created an `incident_log` record. 3. Restored only `public.payments` to its pre-incident state. Verification: - `public.payments`: **80 rows** - Pre-backup and post-restore table data: **exact match** - `public.incident_log`: incident record preserved (**1 row**)

How it was graded

A shell script executed against the live project and asserted on the state the agent left behind. No model judged another model.

exit 0 OK

Check it yourself

Raw transcript · Task definition and verifier · Every attempt