roachtest: backup/minio failed

roachtest.backup/minio [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_Roachtests_RoachtestNightlyGcePrivateBazel/21513626?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_Roachtests_RoachtestNightlyGcePrivateBazel/21513626?buildTab=artifacts#/backup/minio) on release-25.2.24-rc @ [92c7311721160180bed1228023264f6df947fc1e](https://github.com/cockroachdb/cockroach/commits/92c7311721160180bed1228023264f6df947fc1e):

```
(cluster.go:2562).Run: full command output in run_054119.363585634_n4_sudo-docker-run-name.log: COMMAND_PROBLEM: exit status 125
test artifacts and logs in: /artifacts/backup/minio/cpu_arch=arm64/run_1
```

Parameters:
- arch=arm64
- cloud=gce
- coverageBuild=false
- cpu=4
- diskCount=0
- encrypted=true
- fs=ext4
- localSSD=false
- metamorphicBufferedSender=false
- metamorphicLeases=default
- runtimeAssertionsBuild=false
Help

See: [roachtest README](https://github.com/cockroachdb/cockroach/blob/master/pkg/cmd/roachtest/README.md)

See: [How To Investigate \(internal\)](https://cockroachlabs.atlassian.net/l/c/SSSBr8c7)

See: [Grafana](https://go.crdb.dev/roachtest-grafana/teamcity-21513626/backup-minio/1789191608667/1789191832997)

/cc @cockroachlabs/field-engineering

[This test on roachdash](https://roachdash.crdb.dev/?filter=status:open%20t:.*backup/minio.*&sort=title+created&display=lastcommented+project) | [Improve this report!](https://github.com/cockroachdb/cockroach/tree/master/pkg/cmd/bazci/githubpost/issues)

Start with the roachtest README and the failure at cluster.go:2562, then inspect the linked TeamCity command output and artifacts under /artifacts/backup/minio/cpu_arch=arm64/run_1. Trace the exit status 125 for the backup/minio test using the listed GCE and Docker parameters. Done means the cause is fixed and the test passes with this configuration.

Written by the indexing model from the issue text.