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

minimax/minimax-m3 · d2_backup_restore · rep 3

pass
model
minimax/minimax-m3
task
d2_backup_restore
rep
3
day
2
steps
36
tokens
81,886
est. cost
$0.057
agent time
86s
wave
s4c
started
2026-07-26T02:35:14Z

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 — 36 commands

#1exit 0
env | grep -i supabase | sort
SUPABASE_ANON_KEY=<redacted:SUPABASE_ANON_KEY>
SUPABASE_DB_PASSWORD=<redacted:SUPABASE_DB_PASSWORD>
SUPABASE_DB_URL=<redacted:SUPABASE_DB_URL>
SUPABASE_PROJECT_REF=<ref>
SUPABASE_SERVICE_ROLE_KEY=<redacted:SUPABASE_SERVICE_ROLE_KEY>
SUPABASE_URL=https://<ref>.supabase.co
#2exit 0
which pg_dump psql && pg_dump --version && psql --version
/usr/bin/pg_dump
/usr/bin/psql
pg_dump (PostgreSQL) 18.4 (Debian 18.4-1.pgdg12+1)
psql (PostgreSQL) 18.4 (Debian 18.4-1.pgdg12+1)
#3exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "$SUPABASE_DB_URL" -c "\dt public.*"
              List of tables
 Schema |     Name     | Type  |  Owner   
--------+--------------+-------+----------
 public | incident_log | table | postgres
 public | payments     | table | postgres
(2 rows)
#4exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "$SUPABASE_DB_URL" -c "\d public.payments"
                         Table "public.payments"
    Column    |           Type           | Collation | Nullable | Default 
--------------+--------------------------+-----------+----------+---------
 id           | integer                  |           | not null | 
 ref_code     | text                     |           | not null | 
 payer        | text                     |           | not null | 
 amount_cents | integer                  |           | not null | 
 paid_at      | timestamp with time zone |           | not null | 
Indexes:
    "payments_pkey" PRIMARY KEY, btree (id)
#5exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "$SUPABASE_DB_URL" -c "\d public.incident_log"
                                 Table "public.incident_log"
 Column  |           Type           | Collation | Nullable |             Default              
---------+--------------------------+-----------+----------+----------------------------------
 id      | bigint                   |           | not null | generated by default as identity
 ran_at  | timestamp with time zone |           | not null | now()
 details | text                     |           | not null | 
Indexes:
    "incident_log_pkey" PRIMARY KEY, btree (id)
#6exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "$SUPABASE_DB_URL" -c "SELECT count(*) FROM public.payments;"
 count 
-------
    80
(1 row)
#7exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "$SUPABASE_DB_URL" -c "SELECT current_user, session_user;"
 current_user | session_user 
--------------+--------------
 postgres     | postgres
(1 row)
#8exit 0
mkdir -p /tmp/drill && cd /tmp/drill && pwd
/tmp/drill
#9exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "$SUPABASE_DB_URL" -c "SELECT count(*) FROM public.incident_log; SELECT * FROM public.incident_log ORDER BY id;"
 count 
-------
     0
(1 row)

 id | ran_at | details 
----+--------+---------
(0 rows)
#10exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump -h aws-0-us-east-1.pooler.supabase.com -p 5432 -U postgres -d postgres -t public.payments --no-owner --no-privileges --data-only > payments_data.sql 2>dump.err; echo "exit=$?"; wc -l payments_data.sql; cat dump.err
exit=1
0 payments_data.sql
pg_dump: error: connection to server at "aws-0-us-east-1.pooler.supabase.com" (44.208.221.186), port 5432 failed: FATAL:  (ENOIDENTIFIER) no tenant identifier provided (external_id or sni_hostname required)
connection to server at "aws-0-us-east-1.pooler.supabase.com" (44.208.221.186), port 5432 failed: FATAL:  (ENOIDENTIFIER) no tenant identifier provided (external_id or sni_hostname required)
#11exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump -h aws-0-us-east-1.pooler.supabase.com -p 5432 -U postgres -d postgres -t public.payments --schema-only > payments_schema.sql 2>>dump.err; echo "exit=$?"; wc -l payments_schema.sql
exit=1
0 payments_schema.sql
#12exit 0
head -5 /tmp/drill/payments_data.sql && echo "---" && tail -3 /tmp/drill/payments_data.sql
---
#13exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "$SUPABASE_DB_URL" -c "SELECT version();" 2>&1 | head -5
                                   version                                    
------------------------------------------------------------------------------
 PostgreSQL 17.6 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 15.2.0, 64-bit
(1 row)
#14exit 0
echo "$SUPABASE_DB_URL"
<redacted:SUPABASE_DB_URL>
#15exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres?user=postgres" -t public.payments --no-owner --no-privileges --data-only -f payments_data.sql 2>dump.err; echo "exit=$?"; cat dump.err; wc -l payments_data.sql 2>/dev/null
exit=1
pg_dump: error: connection to server at "aws-0-us-east-1.pooler.supabase.com" (44.208.221.186), port 5432 failed: FATAL:  (ENOIDENTIFIER) no tenant identifier provided (external_id or sni_hostname required)
connection to server at "aws-0-us-east-1.pooler.supabase.com" (44.208.221.186), port 5432 failed: FATAL:  (ENOIDENTIFIER) no tenant identifier provided (external_id or sni_hostname required)
0 payments_data.sql
#16exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump "postgresql://postgres:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres?options=-c%20statement_timeout=0" -t public.payments --no-owner --no-privileges --data-only -f payments_data.sql 2>dump.err; echo "exit=$?"; cat dump.err; wc -l payments_data.sql 2>/dev/null
exit=1
pg_dump: error: extra key/value separator "=" in URI query parameter: "options"
0 payments_data.sql
#17exit 0
psql --help 2>&1 | grep -i -E "sni|tenant|ident|options" | head -20
General options:
  -?, --help[=options]     show this help, then exit
Input and output options:
Output format options:
Connection options:
#18exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump "postgresql://postgres.<ref>.tenant:<ref>:$SUPABASE_DB_PASSWORD@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -t public.payments --no-owner --no-privileges --data-only -f payments_data.sql 2>dump.err; echo "exit=$?"; cat dump.err; wc -l payments_data.sql 2>/dev/null
exit=1
pg_dump: error: connection to server at "aws-0-us-east-1.pooler.supabase.com" (52.45.94.125), port 5432 failed: FATAL:  (ENOTFOUND) tenant/user postgres.<ref>.tenant not found
connection to server at "aws-0-us-east-1.pooler.supabase.com" (52.45.94.125), port 5432 failed: FATAL:  (ENOTFOUND) tenant/user postgres.<ref>.tenant not found
0 payments_data.sql
#19exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump "postgresql://postgres:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres?application_name=postgres" -t public.payments --no-owner --no-privileges --data-only -f payments_data.sql 2>dump.err; echo "exit=$?"; cat dump.err; wc -l payments_data.sql 2>/dev/null
exit=1
pg_dump: error: connection to server at "aws-0-us-east-1.pooler.supabase.com" (44.216.29.125), port 5432 failed: FATAL:  (ENOIDENTIFIER) no tenant identifier provided (external_id or sni_hostname required)
connection to server at "aws-0-us-east-1.pooler.supabase.com" (44.216.29.125), port 5432 failed: FATAL:  (ENOIDENTIFIER) no tenant identifier provided (external_id or sni_hostname required)
0 payments_data.sql
#20exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres?options=-c%20statement_timeout=0" -c "SELECT 1;" 2>&1 | head -5
psql: error: extra key/value separator "=" in URI query parameter: "options"
#21exit 0
# Try direct connection to the project's main database
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres:<redacted>@db.<ref>.supabase.co:5432/postgres" -c "SELECT 1;" 2>&1 | head -5
psql: error: connection to server at "db.<ref>.supabase.co" (2600:1f18:4850:7c02:60b7:43cb:4e9b:c8e), port 5432 failed: Network is unreachable
	Is the server running on that host and accepting TCP/IP connections?
#22exit 0
# Try to resolve DNS
nslookup db.<ref>.supabase.co 2>&1 | head -10
nslookup aws-0-us-east-1.pooler.supabase.com 2>&1 | head -10
Server:		185.12.64.2
Address:	185.12.64.2#53

Non-authoritative answer:
Name:	db.<ref>.supabase.co
Address: 2600:1f18:4850:7c02:60b7:43cb:4e9b:c8e

Server:		185.12.64.2
Address:	185.12.64.2#53

Non-authoritative answer:
aws-0-us-east-1.pooler.supabase.com	canonical name = pool-tcp-us-east-1-e9f793b-79951640844772aa.elb.us-east-1.amazonaws.com.
Name:	pool-tcp-us-east-1-e9f793b-79951640844772aa.elb.us-east-1.amazonaws.com
Address: 44.216.29.125
Name:	pool-tcp-us-east-1-e9f793b-79951640844772aa.elb.us-east-1.amazonaws.com
Address: 44.208.221.186
Name:	pool-tcp-us-east-1-e9f793b-79951640844772aa.elb.us-east-1.amazonaws.com
#23exit 1
# Supabase pooler needs the project ref as tenant identifier. Let's try different URL formats.
PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres?external_id=<ref>" -t public.payments --no-owner --no-privileges --data-only -f payments_data.sql 2>dump.err; echo "exit=$?"; cat dump.err; wc -l payments_data.sql 2>/dev/null
exit=1
pg_dump: error: invalid URI query parameter: "external_id"
#24exit 0
# pg_dump URL parameter parsing is strict. Use libpq env vars instead and the env doesn't strip "options="
# Actually look at libpq docs - the pooler reads the connection params differently
# The user format postgres.PROJECT_REF in pooler serves as tenant identifier
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -c "SELECT 1;" 2>&1 | head -3
 ?column? 
----------
        1
#25exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -t public.payments --no-owner --no-privileges --data-only -f payments_data.sql 2>dump.err; echo "exit=$?"; cat dump.err; wc -l payments_data.sql 2>/dev/null
exit=0
115 payments_data.sql
#26exit 0
cd /tmp/drill && PGPASSWORD="$SUPABASE_DB_PASSWORD" pg_dump "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -t public.payments --no-owner --no-privileges --schema-only -f payments_schema.sql 2>>dump.err; echo "exit=$?"; wc -l payments_schema.sql; cat dump.err
exit=0
52 payments_schema.sql
#27exit 0
head -20 /tmp/drill/payments_data.sql && echo "===SCHEMA===" && cat /tmp/drill/payments_schema.sql
--
-- PostgreSQL database dump
--

\restrict rduPayAg3lCo3p8EQavlCNcJXp9pVYWvjQw9gmqzaAFLMl936UTQegVHHTVTXxC

-- 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;
===SCHEMA===
--
-- PostgreSQL database dump
--

\restrict S66lo5hU6p7QiGKrH646qfUTJ2b0hXfCkNdgBkD6jKNzoKZRkNieDCgpD89nX4P

-- 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;

SET default_tablespace = '';

SET default_table_access_method = heap;

--
-- Name: payments; Type: TABLE; Schema: public; Owner: -
--

CREATE TABLE public.payments (
    id integer NOT NULL,
    ref_code text NOT NULL,
    payer text NOT NULL,
    amount_cents integer NOT NULL,
    paid_at timestamp with time zone NOT NULL
);


--
-- Name: payments payments_pkey; Type: CONSTRAINT; Schema: public; Owner: -
--

ALTER TABLE ONLY public.payments
    ADD CONSTRAINT payments_pkey PRIMARY KEY (id);


--
-- PostgreSQL database dump complete
--

\unrestrict S66lo5hU6p7QiGKrH646qfUTJ2b0hXfCkNdgBkD6jKNzoKZRkNieDCgpD89nX4P
#28exit 0
cd /tmp/drill && cp payments_data.sql payments_data.sql.bak && md5sum payments_data.sql*
ddcec2f3f4e6316340dcc4a9dd6c45b8  payments_data.sql
ddcec2f3f4e6316340dcc4a9dd6c45b8  payments_data.sql.bak
#29exit 0
# Capture pre-incident row checksum for verification
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -At -c "SELECT count(*), md5(string_agg(id::text || '|' || ref_code || '|' || payer || '|' || amount_cents::text || '|' || paid_at::text, ',' ORDER BY id)) FROM public.payments;" > pre_incident_checksum.txt
cat pre_incident_checksum.txt
80|79714b284d34896199c939bdacc0b5d6
#30exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -c "SELECT public.run_incident();"
   run_incident    
-------------------
 incident executed
(1 row)
#31exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -c "SELECT count(*) FROM public.payments; SELECT * FROM public.incident_log ORDER BY id;"
 count 
-------
    54
(1 row)

 id |            ran_at             |               details                
----+-------------------------------+--------------------------------------
  1 | 2026-07-26 02:36:37.809882+00 | payments corrupted by incident drill
(1 row)
#32exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -At -c "SELECT count(*), md5(string_agg(id::text || '|' || ref_code || '|' || payer || '|' || amount_cents::text || '|' || paid_at::text, ',' ORDER BY id)) FROM public.payments;"
54|8ff6cea77adb50d68f02efe08faae7b6
#33exit 0
# Restore: TRUNCATE payments and load from backup. Wrap in transaction so incident_log is unaffected.
# Since we use TRUNCATE on public.payments only, incident_log is untouched.
cat /tmp/drill/payments_data.sql | head -25
--
-- PostgreSQL database dump
--

\restrict rduPayAg3lCo3p8EQavlCNcJXp9pVYWvjQw9gmqzaAFLMl936UTQegVHHTVTXxC

-- 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: -
--
#34exit 0
# Note the backup contains \restrict and \unrestrict psql meta-commands; need psql not pg_restore.
# Use a single transaction to ensure atomicity.
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -v ON_ERROR_STOP=1 <<'EOF'
BEGIN;
TRUNCATE TABLE public.payments RESTART IDENTITY;
\i /tmp/drill/payments_data.sql
COMMIT;
EOF
BEGIN
TRUNCATE TABLE
SET
SET
SET
SET
SET
SET
 set_config 
------------
 
(1 row)

SET
SET
SET
SET
COPY 80
COMMIT
#35exit 1
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -At -c "SELECT count(*), md5(string_agg(id::text || '|' || ref_code || '|' || payer || '|' || amount_cents::text || '|' || paid_at::text, ',' ORDER BY id)) FROM public.payments;" > /tmp/drill/post_restore_checksum.txt
cat /tmp/drill/post_restore_checksum.txt
echo "---PRE---"
cat /tmp/drill/pre_incident_checksum.txt
80|79714b284d34896199c939bdacc0b5d6
---PRE---

cat: /tmp/drill/pre_incident_checksum.txt: No such file or directory
#36exit 0
PGPASSWORD="$SUPABASE_DB_PASSWORD" psql "postgresql://postgres.<ref>:<redacted>@aws-0-us-east-1.pooler.supabase.com:5432/postgres" -c "SELECT * FROM public.incident_log ORDER BY id;"
 id |            ran_at             |               details                
----+-------------------------------+--------------------------------------
  1 | 2026-07-26 02:36:37.809882+00 | payments corrupted by incident drill
(1 row)

What it said at the end

`COPY 80` — all 80 rows restored. Let me verify the post-restore checksum matches pre-incident and that the incident_log record is preserved.

12 earlier narration turn(s) are in the raw transcript.

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