[
  {
    "id": "$log baseline",
    "operator": "$log",
    "kind": "baseline",
    "operand": "all",
    "expression": {
      "$log": [
        8,
        2
      ]
    },
    "input": {},
    "srotax": {
      "bson": "{\"v\": {\"$numberDouble\": \"3.0\"}}",
      "present": true
    },
    "mongo": {
      "bson": "{\"v\": {\"$numberDouble\": \"3.0\"}}",
      "present": true
    },
    "status": "EXACT_MATCH"
  },
  {
    "id": "$log left[0]: null",
    "operator": "$log",
    "kind": "null",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": null
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "bson": "{\"v\": null}",
      "present": true
    },
    "status": "DIFFERENCE"
  },
  {
    "id": "$log left[0]: missing",
    "operator": "$log",
    "kind": "missing",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {},
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "bson": "{\"v\": null}",
      "present": true
    },
    "status": "DIFFERENCE"
  },
  {
    "id": "$log left[0]: zero",
    "operator": "$log",
    "kind": "zero",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": 0
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log requires positive number and base != 1"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be a positive number, but is 0",
      "code": 28758,
      "error": "Location28758"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: negative",
    "operator": "$log",
    "kind": "negative",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": -2
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log requires positive number and base != 1"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be a positive number, but is -2",
      "code": 28758,
      "error": "Location28758"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: decimal",
    "operator": "$log",
    "kind": "decimal",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": 2.5
    },
    "srotax": {
      "bson": "{\"v\": {\"$numberDouble\": \"1.3219280948873624\"}}",
      "present": true
    },
    "mongo": {
      "bson": "{\"v\": {\"$numberDouble\": \"1.3219280948873624\"}}",
      "present": true
    },
    "status": "EXACT_MATCH"
  },
  {
    "id": "$log left[0]: numeric string",
    "operator": "$log",
    "kind": "numeric string",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": "12"
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not string",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: text",
    "operator": "$log",
    "kind": "text",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": "hello"
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not string",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: empty string",
    "operator": "$log",
    "kind": "empty string",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": ""
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not string",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: boolean",
    "operator": "$log",
    "kind": "boolean",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": true
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not bool",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: false",
    "operator": "$log",
    "kind": "false",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": false
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not bool",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: typed date",
    "operator": "$log",
    "kind": "typed date",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": {
        "$date": "2026-01-15T15:00:00Z"
      }
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not date",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: decimal128",
    "operator": "$log",
    "kind": "decimal128",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": {
        "$numberDecimal": "1.25"
      }
    },
    "srotax": {
      "bson": "{\"v\": {\"$numberDouble\": \"0.32192809488736235\"}}",
      "present": true
    },
    "mongo": {
      "bson": "{\"v\": {\"$numberDecimal\": \"0.3219280948873623478703194294893902\"}}",
      "present": true
    },
    "status": "DIFFERENCE"
  },
  {
    "id": "$log left[0]: empty array",
    "operator": "$log",
    "kind": "empty array",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": []
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not array",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: numeric array",
    "operator": "$log",
    "kind": "numeric array",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": [
        1,
        2,
        3
      ]
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not array",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: mixed array",
    "operator": "$log",
    "kind": "mixed array",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": [
        1,
        null,
        "x",
        3
      ]
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not array",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: nested array",
    "operator": "$log",
    "kind": "nested array",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": [
        [
          1,
          2
        ],
        [
          3
        ]
      ]
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not array",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: empty object",
    "operator": "$log",
    "kind": "empty object",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": {}
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not object",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: object",
    "operator": "$log",
    "kind": "object",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": {
        "x": 1
      }
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not object",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log left[0]: ISO date string",
    "operator": "$log",
    "kind": "ISO date string",
    "operand": "left[0]",
    "expression": {
      "$log": [
        "$probe",
        2
      ]
    },
    "input": {
      "probe": "2026-01-15T15:00:00Z"
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log number must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's argument must be numeric, not string",
      "code": 28756,
      "error": "Location28756"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: null",
    "operator": "$log",
    "kind": "null",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": null
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "bson": "{\"v\": null}",
      "present": true
    },
    "status": "DIFFERENCE"
  },
  {
    "id": "$log right[1]: missing",
    "operator": "$log",
    "kind": "missing",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {},
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "bson": "{\"v\": null}",
      "present": true
    },
    "status": "DIFFERENCE"
  },
  {
    "id": "$log right[1]: zero",
    "operator": "$log",
    "kind": "zero",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": 0
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log requires positive number and base != 1"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be a positive number not equal to 1, but is 0",
      "code": 28759,
      "error": "Location28759"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: negative",
    "operator": "$log",
    "kind": "negative",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": -2
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log requires positive number and base != 1"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be a positive number not equal to 1, but is -2",
      "code": 28759,
      "error": "Location28759"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: decimal",
    "operator": "$log",
    "kind": "decimal",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": 2.5
    },
    "srotax": {
      "bson": "{\"v\": {\"$numberDouble\": \"2.26941239209809\"}}",
      "present": true
    },
    "mongo": {
      "bson": "{\"v\": {\"$numberDouble\": \"2.26941239209809\"}}",
      "present": true
    },
    "status": "EXACT_MATCH"
  },
  {
    "id": "$log right[1]: numeric string",
    "operator": "$log",
    "kind": "numeric string",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": "12"
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not string",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: text",
    "operator": "$log",
    "kind": "text",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": "hello"
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not string",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: empty string",
    "operator": "$log",
    "kind": "empty string",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": ""
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not string",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: boolean",
    "operator": "$log",
    "kind": "boolean",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": true
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not bool",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: false",
    "operator": "$log",
    "kind": "false",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": false
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not bool",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: typed date",
    "operator": "$log",
    "kind": "typed date",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": {
        "$date": "2026-01-15T15:00:00Z"
      }
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not date",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: decimal128",
    "operator": "$log",
    "kind": "decimal128",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": {
        "$numberDecimal": "1.25"
      }
    },
    "srotax": {
      "bson": "{\"v\": {\"$numberDouble\": \"9.318851158516168\"}}",
      "present": true
    },
    "mongo": {
      "bson": "{\"v\": {\"$numberDecimal\": \"9.318851158516169628007195475350726\"}}",
      "present": true
    },
    "status": "DIFFERENCE"
  },
  {
    "id": "$log right[1]: empty array",
    "operator": "$log",
    "kind": "empty array",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": []
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not array",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: numeric array",
    "operator": "$log",
    "kind": "numeric array",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": [
        1,
        2,
        3
      ]
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not array",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: mixed array",
    "operator": "$log",
    "kind": "mixed array",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": [
        1,
        null,
        "x",
        3
      ]
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not array",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: nested array",
    "operator": "$log",
    "kind": "nested array",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": [
        [
          1,
          2
        ],
        [
          3
        ]
      ]
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not array",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: empty object",
    "operator": "$log",
    "kind": "empty object",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": {}
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not object",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: object",
    "operator": "$log",
    "kind": "object",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": {
        "x": 1
      }
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not object",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log right[1]: ISO date string",
    "operator": "$log",
    "kind": "ISO date string",
    "operand": "right[1]",
    "expression": {
      "$log": [
        8,
        "$probe"
      ]
    },
    "input": {
      "probe": "2026-01-15T15:00:00Z"
    },
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log base must resolve to a numeric value"
    },
    "mongo": {
      "message": "Executor error during aggregate command on namespace: fluxion_operator_parity_disposable.$cmd.aggregate :: caused by :: $log's base must be numeric, not string",
      "code": 28757,
      "error": "Location28757"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log empty arguments",
    "operator": "$log",
    "kind": "empty arguments",
    "operand": "all",
    "expression": {
      "$log": []
    },
    "input": {},
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log expects [number, base]"
    },
    "mongo": {
      "message": "Invalid $project :: caused by :: Expression $log takes exactly 2 arguments. 0 were passed in.",
      "code": 16020,
      "error": "Location16020"
    },
    "status": "BOTH_REJECTED"
  },
  {
    "id": "$log unknown option",
    "operator": "$log",
    "kind": "unknown option",
    "operand": "all",
    "expression": {
      "$log": {
        "unexpected": 1
      }
    },
    "input": {},
    "srotax": {
      "error": "IllegalArgumentException",
      "message": "$log expects [number, base]"
    },
    "mongo": {
      "message": "Invalid $project :: caused by :: Expression $log takes exactly 2 arguments. 1 were passed in.",
      "code": 16020,
      "error": "Location16020"
    },
    "status": "BOTH_REJECTED"
  }
]