{
  "method": "Linux x86-64, JDK 17, Flink 2.2.1, release core/mimalloc, p=1, 2 GiB heap; production row sources, both transposes, JNI and row sink. The rejected prototype used 1 warmup/3 measured alternating pairs; intermediate map-view pass used 2 warmups/3 pairs. These are uncommitted development states, not the final candidate. Map source always has the three BIGINT values keyed a/b/c; width/type apply to the array source.",
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      "exitCode": 0,
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      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
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        "-Dcollection.warmup=1",
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      "exitCode": 0,
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      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
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        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
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        "-Dcollection.runs=3",
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        "-Dsf.extraJvmArgs=-Xmx2g"
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      "exitCode": 0,
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      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
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      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
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        "-Dcollection.width=8",
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        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
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        "-Dsf.extraJvmArgs=-Xmx2g"
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      "exitCode": 0,
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      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
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      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
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        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
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      "exitCode": 0,
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      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
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      "stage": "rejected collection binary exit",
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        "-Dcollection.type=STRING",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
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      "exitCode": 0,
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      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
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        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
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    },
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      "cohort": "candidate",
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        "-Dcollection.type=BIGINT",
        "-Dcollection.width=3",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 17.729324340820312,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.717776,
      "nativeMedian": 1.729384,
      "stockTrials": [
        0.74072642,
        0.717776152,
        0.70958196
      ],
      "nativeTrials": [
        1.831941377,
        1.729383549,
        1.718634551
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-mapentries-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "mapkeys",
      "expression": "MAP_KEYS(m)",
      "rows": 1000000,
      "width": 3,
      "type": "BIGINT",
      "map": true,
      "warmup": 1,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=MAP_KEYS(m)",
        "-Dcollection.map=true",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=3",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 14.422640800476074,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.526716,
      "nativeMedian": 1.181101,
      "stockTrials": [
        0.54500988,
        0.52671637,
        0.514569079
      ],
      "nativeTrials": [
        1.208598192,
        1.153348749,
        1.181100601
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-mapkeys-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "mapvalues",
      "expression": "MAP_VALUES(m)",
      "rows": 1000000,
      "width": 3,
      "type": "BIGINT",
      "map": true,
      "warmup": 1,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=MAP_VALUES(m)",
        "-Dcollection.map=true",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=3",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 13.969446182250977,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.572939,
      "nativeMedian": 0.897875,
      "stockTrials": [
        0.585280489,
        0.508723484,
        0.572939275
      ],
      "nativeTrials": [
        1.068668029,
        0.885276193,
        0.897875408
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-mapvalues-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "prepend64",
      "expression": "ARRAY_PREPEND(arr,CAST(idx AS BIGINT))",
      "rows": 1000000,
      "width": 64,
      "type": "BIGINT",
      "map": false,
      "warmup": 1,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ARRAY_PREPEND(arr,CAST(idx AS BIGINT))",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=64",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 18.36797285079956,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.75645,
      "nativeMedian": 0.871043,
      "stockTrials": [
        0.817213803,
        0.727150588,
        0.756450148
      ],
      "nativeTrials": [
        1.178891096,
        0.866822913,
        0.871043358
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-prepend64-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "reverse64",
      "expression": "ARRAY_REVERSE(arr)",
      "rows": 1000000,
      "width": 64,
      "type": "BIGINT",
      "map": false,
      "warmup": 1,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ARRAY_REVERSE(arr)",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=64",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 14.679317474365234,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.72564,
      "nativeMedian": 1.005108,
      "stockTrials": [
        0.721390797,
        0.728577093,
        0.725639638
      ],
      "nativeTrials": [
        1.040372671,
        1.005107942,
        1.002683458
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-reverse64-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "reverse8",
      "expression": "ARRAY_REVERSE(arr)",
      "rows": 1000000,
      "width": 8,
      "type": "BIGINT",
      "map": false,
      "warmup": 1,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ARRAY_REVERSE(arr)",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 10.44580626487732,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.27933,
      "nativeMedian": 0.363144,
      "stockTrials": [
        0.271250278,
        0.304329545,
        0.279329665
      ],
      "nativeTrials": [
        0.466182269,
        0.36314365,
        0.32993745
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-reverse8-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "row",
      "expression": "ROW(idx,idx+1)",
      "rows": 1000000,
      "width": 8,
      "type": "BIGINT",
      "map": false,
      "warmup": 1,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ROW(idx,idx+1)",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 10.733705282211304,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.314802,
      "nativeMedian": 0.319012,
      "stockTrials": [
        0.314801591,
        0.38157778,
        0.295793764
      ],
      "nativeTrials": [
        0.46787321,
        0.319012177,
        0.308136417
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-row-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "typeof",
      "expression": "TYPEOF(idx)",
      "rows": 1000000,
      "width": 8,
      "type": "BIGINT",
      "map": false,
      "warmup": 1,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=TYPEOF(idx)",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=1",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 9.464126586914062,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.258043,
      "nativeMedian": 0.255445,
      "stockTrials": [
        0.253168318,
        0.328073024,
        0.258043181
      ],
      "nativeTrials": [
        0.255444611,
        0.264401275,
        0.25144107
      ],
      "stage": "rejected collection binary exit",
      "input_artifact": "exit-prototype-typeof-1000000.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "array",
      "expression": "ARRAY[CAST(idx AS BIGINT),CAST(NULL AS BIGINT)]",
      "rows": 1000000,
      "width": 8,
      "type": "BIGINT",
      "map": false,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ARRAY[CAST(idx AS BIGINT),CAST(NULL AS BIGINT)]",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 15.056580781936646,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.382756,
      "nativeMedian": 0.37512,
      "stockTrials": [
        0.366041674,
        0.382755794,
        0.42111689
      ],
      "nativeTrials": [
        0.348940187,
        0.435396323,
        0.375120317
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-array-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "map",
      "expression": "MAP[CAST(idx AS BIGINT),CAST(idx AS BIGINT)]",
      "rows": 1000000,
      "width": 8,
      "type": "BIGINT",
      "map": false,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=MAP[CAST(idx AS BIGINT),CAST(idx AS BIGINT)]",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 15.002817630767822,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.397267,
      "nativeMedian": 0.579363,
      "stockTrials": [
        0.397267124,
        0.386898349,
        0.40219984
      ],
      "nativeTrials": [
        0.681371108,
        0.578585225,
        0.579362647
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-map-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "mapentries",
      "expression": "MAP_ENTRIES(m)",
      "rows": 1000000,
      "width": 3,
      "type": "BIGINT",
      "map": true,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=MAP_ENTRIES(m)",
        "-Dcollection.map=true",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=3",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dcollection.rustFunction=MAP_ENTRIES",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 16.973868131637573,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.729475,
      "nativeMedian": 1.040269,
      "stockTrials": [
        0.724347205,
        0.729474887,
        0.733293458
      ],
      "nativeTrials": [
        1.040269211,
        1.042438546,
        1.035166336
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-mapentries-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "mapkeys",
      "expression": "MAP_KEYS(m)",
      "rows": 1000000,
      "width": 3,
      "type": "BIGINT",
      "map": true,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=MAP_KEYS(m)",
        "-Dcollection.map=true",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=3",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dcollection.rustFunction=MAP_KEYS",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 35.5912766456604,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.593784,
      "nativeMedian": 0.809897,
      "stockTrials": [
        0.59378386,
        0.609287039,
        0.564723108
      ],
      "nativeTrials": [
        0.814533438,
        0.754219714,
        0.809896704
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-mapkeys-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "mapvalues",
      "expression": "MAP_VALUES(m)",
      "rows": 1000000,
      "width": 3,
      "type": "BIGINT",
      "map": true,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=MAP_VALUES(m)",
        "-Dcollection.map=true",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=3",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dcollection.rustFunction=MAP_VALUES",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 25.048590898513794,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.559553,
      "nativeMedian": 0.624579,
      "stockTrials": [
        0.559552802,
        0.575901086,
        0.5562602
      ],
      "nativeTrials": [
        0.62457925,
        0.692465484,
        0.605375608
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-mapvalues-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "prepend64",
      "expression": "ARRAY_PREPEND(arr,CAST(idx AS BIGINT))",
      "rows": 1000000,
      "width": 64,
      "type": "BIGINT",
      "map": false,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ARRAY_PREPEND(arr,CAST(idx AS BIGINT))",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=64",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 16.389546155929565,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.784796,
      "nativeMedian": 0.731749,
      "stockTrials": [
        0.761503813,
        0.818131198,
        0.784796249
      ],
      "nativeTrials": [
        0.743778739,
        0.731748554,
        0.727804336
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-prepend64-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "reverse64",
      "expression": "ARRAY_REVERSE(arr)",
      "rows": 1000000,
      "width": 64,
      "type": "BIGINT",
      "map": false,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ARRAY_REVERSE(arr)",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=64",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 16.911715269088745,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.71567,
      "nativeMedian": 0.77516,
      "stockTrials": [
        0.730554202,
        0.709564482,
        0.715670404
      ],
      "nativeTrials": [
        0.814135072,
        0.774201147,
        0.77516049
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-reverse64-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "reverse8",
      "expression": "ARRAY_REVERSE(arr)",
      "rows": 1000000,
      "width": 8,
      "type": "BIGINT",
      "map": false,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ARRAY_REVERSE(arr)",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 11.012999296188354,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.307292,
      "nativeMedian": 0.31535,
      "stockTrials": [
        0.307291956,
        0.325384572,
        0.298080345
      ],
      "nativeTrials": [
        0.323245374,
        0.315350144,
        0.315099725
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-reverse8-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    },
    {
      "cohort": "candidate",
      "case": "row",
      "expression": "ROW(idx,idx+1)",
      "rows": 1000000,
      "width": 8,
      "type": "BIGINT",
      "map": false,
      "warmup": 2,
      "runs": 3,
      "command": [
        "mvn",
        "-o",
        "-q",
        "-Pbench",
        "-pl",
        "streamfusion-runtime",
        "surefire:test",
        "-Dtest=DynamicCollectionBenchmark",
        "-Dcollection.expression=ROW(idx,idx+1)",
        "-Dcollection.map=false",
        "-Dcollection.type=BIGINT",
        "-Dcollection.width=8",
        "-Dcollection.rows=1000000",
        "-Dcollection.warmup=2",
        "-Dcollection.runs=3",
        "-Dcollection.bytes=64",
        "-Dsf.extraJvmArgs=-Xmx2g"
      ],
      "exitCode": 0,
      "elapsed": 14.146222352981567,
      "profiled": false,
      "dsoSha256": "3df8115dd51459dca169f8d1998cac28bceb82c817895e54e047d7063dc4b30d",
      "stockMedian": 0.355104,
      "nativeMedian": 0.415879,
      "stockTrials": [
        0.3551037,
        0.380325657,
        0.346044479
      ],
      "nativeTrials": [
        0.415879403,
        0.406478553,
        0.453251988
      ],
      "stage": "intermediate map views and BIGINT input; overlapping integration workload",
      "input_artifact": "candidate-row-1000000-projection.json",
      "primary_comparison": false,
      "interpretation": "Exploratory, separate JVMs; insufficient warmup/control or overlapping external workload. Retained for diagnosis only."
    }
  ]
}