test failed in CI: omicron-omdb::test_all_output test_omdb_success_cases

[karencfv]

This test failed on a CI run on #8826:

https://github.com/oxidecomputer/omicron/pull/8826/checks?check_run_id=47866766787

Log showing the specific test failure:

https://buildomat.eng.oxide.computer/wg/0/details/01K2DXQ9Y8T3ZQS57GV9083SV4/OilgALEfpUOpsTj0w08TZD6RuijM1SnwOpPOHwJ0Mkn6PPof/01K2DXQQY68AY08360SAN57CT8#S8529

Excerpt from the log showing the failure:

<...>
	        FAIL [  19.996s] omicron-omdb::test_all_output test_omdb_success_cases
	  stdout ───
	
	    running 1 test
	    running commands with args: ["db", "disks", "list"]
	    running commands with args: ["db", "dns", "show"]
	    running commands with args: ["db", "dns", "diff", "external", "2"]
	    running commands with args: ["db", "dns", "names", "external", "2"]
	    running commands with args: ["db", "instances"]
	    running commands with args: ["db", "sleds"]
	    running commands with args: ["db", "sleds", "-F", "discretionary"]
	    running commands with args: ["mgs", "inventory"]
	    running commands with args: ["nexus", "background-tasks", "doc"]
	    running commands with args: ["nexus", "background-tasks", "show"]
	    running commands with args: ["nexus", "background-tasks", "show", "saga_recovery"]
	    running commands with args: ["nexus", "background-tasks", "show", "blueprint_loader", "blueprint_executor"]
	    running commands with args: ["nexus", "background-tasks", "show", "dns_internal"]
	    running commands with args: ["nexus", "background-tasks", "show", "dns_external"]
	    running commands with args: ["nexus", "background-tasks", "show", "all"]
	    running commands with args: ["nexus", "chicken-switches", "show", "current"]
	    running commands with args: ["-w", "nexus", "chicken-switches", "set", "--planner-enabled", "true"]
	    running commands with args: ["-w", "nexus", "chicken-switches", "set", "--add-zones-with-mupdate-override", "false"]
	    running commands with args: ["nexus", "chicken-switches", "show", "current"]
	    running commands with args: ["nexus", "sagas", "list"]
	    running commands with args: ["--destructive", "nexus", "sagas", "demo-create"]
	    running commands with args: ["nexus", "sagas", "list"]
	    running commands with args: ["--destructive", "nexus", "background-tasks", "activate", "inventory_collection"]
	    running commands with args: ["nexus", "blueprints", "list"]
	    running commands with args: ["nexus", "blueprints", "show", "a2123818-9a84-4d42-aa1f-7dfeb247fb42"]
	    running commands with args: ["nexus", "blueprints", "show", "current-target"]
	    running commands with args: ["nexus", "blueprints", "diff", "a2123818-9a84-4d42-aa1f-7dfeb247fb42", "current-target"]
	    running commands with args: ["nexus", "blueprints", "diff", "a2123818-9a84-4d42-aa1f-7dfeb247fb42"]
	    running commands with args: ["reconfigurator", "export", "/var/tmp/omicron_tmp/.tmpT09iuf/reconfigurator-export.out"]
	    @@ -547,11 +547,12 @@
	         started at <REDACTED_TIMESTAMP> (<REDACTED DURATION>s ago) and ran for <REDACTED DURATION>ms
	         last completion reported error: no blueprint
	
	     task: "chicken_switches_watcher"
	       configured period: every <REDACTED_DURATION>s
	    -  currently executing: no
	    +  currently executing: <REDACTED ITERATIONS>, triggered by a periodic timer firing
	    +    started at <REDACTED_TIMESTAMP>, running for <REDACTED DURATION>ms
	       last completed activation: <REDACTED ITERATIONS>, triggered by a periodic timer firing
	         started at <REDACTED_TIMESTAMP> (<REDACTED DURATION>s ago) and ran for <REDACTED DURATION>ms
	     warning: unknown background task: "chicken_switches_watcher" (don't know how to interpret details: Object {"chicken_switches_updated": Bool(false)})
	
	     task: "crdb_node_id_collector"
	
	    test test_omdb_success_cases ... FAILED
	
	    failures:
	
	    failures:
	        test_omdb_success_cases
	
	    test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 2 filtered out; finished in 19.95s
	    
	  stderr ───
	    log file: /var/tmp/omicron_tmp/test_all_output-a81f7120341e4dfb-test_omdb_success_cases.267321.0.log
	    note: configured to log to "/var/tmp/omicron_tmp/test_all_output-a81f7120341e4dfb-test_omdb_success_cases.267321.0.log"
	    DB URL: postgresql://root@[::1]:35299/omicron?sslmode=disable
	    DB address: [::1]:35299
	    log file: /var/tmp/omicron_tmp/test_all_output-a81f7120341e4dfb-test_omdb_success_cases.267321.2.log
	    note: configured to log to "/var/tmp/omicron_tmp/test_all_output-a81f7120341e4dfb-test_omdb_success_cases.267321.2.log"
	    log file: /var/tmp/omicron_tmp/test_all_output-a81f7120341e4dfb-test_omdb_success_cases.267321.3.log
	    note: configured to log to "/var/tmp/omicron_tmp/test_all_output-a81f7120341e4dfb-test_omdb_success_cases.267321.3.log"
	
	    thread 'test_omdb_success_cases' panicked at dev-tools/omdb/tests/test_all_output.rs:302:5:
	    assertion failed: string doesn't match the contents of file: "tests/successes.out" see diffset above
<...>

[sunshowers]

Yeah just saw this too, looking.