[CI] PushQueriesIT testEqualityAndOther {semantic_text} failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic-platform-support #8292 / ubuntu-2004-aarch64_checkpart3_platform-support-arm
• elasticsearch-periodic #8264 / concurrent-search-tests
• elasticsearch-periodic #8168 / single-processor-node-tests

Reproduction Line:

./gradlew ":x-pack:plugin:esql:qa:server:single-node:javaRestTest" --tests "org.elasticsearch.xpack.esql.qa.single_node.PushQueriesIT.testEqualityAndOther {semantic_text}" -Dtests.seed=ED7F10ADF1E013F0 -Dtests.locale=ses -Dtests.timezone=America/Cuiaba -Druntime.java=24

Applicable branches:
main

Reproduces locally?:
Yes

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: Expected a map containing
             operator: "LuceneSourceOperator[shards = [test:0], maxPageSize = 4854, remainingDocs = 2147483646]"
               status: a map containing
      processed_queries: a list containing
                        0: expected "#foo:[1 TO 1] #single_value_match(foo)" but was "foo:[1 TO 1]"
       processed_slices: <1> unexpected but ok
       processed_shards: <[test:0]> unexpected but ok
           total_slices: <1> unexpected but ok
              slice_max: <0> unexpected but ok
                current: <2147483647> unexpected but ok
              slice_min: <0> unexpected but ok
           rows_emitted: <1> unexpected but ok
          pages_emitted: <1> unexpected but ok
          process_nanos: <150279> unexpected but ok
partitioning_strategies: <{test:0=SHARD}> unexpected but ok
            slice_index: <0> unexpected but ok

Issue Reasons:

• [main] 3 failures in test testEqualityAndOther {semantic_text} (0.7% fail rate in 453 executions)
• [main] 2 failures in pipeline elasticsearch-periodic (11.1% fail rate in 18 executions)

Note:
This issue was created using new test triage automation. Please report issues or feedback to es-delivery.

[elasticsearchmachine]

Pinging @elastic/es-analytical-engine (Team:Analytics)

[idegtiarenko]

@nik9000, do you mind taking a look? This might be related to #127355

[nik9000]

On it!