Url:https://findit-for-me.appspot.com/waterfall/failure?url=https://luci-milo.appspot.com/buildbot/chromium.chrome/Google%20Chrome%20Win/16241

After 2 reruns of this build, WfTryJob.compile_results is strangely wrong:
[
  {
    "report": {
      "result": {
        "5484f6789849305b5a86787dd9710c0f682e77e0": "failed", 
        "5f6c9c530b8cda7429c2ca86655439b5ea952b40": "failed", 
        "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22": "failed", 
        "e5ec3568878feddb6978cb2a352e1226ccb74bd2": "failed"
      }, 
      "culprit": "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
      "metadata": {
        "use_bisect": true, 
        "regression_range_size": 12, 
        "sub_ranges": [
          [
            null, 
            "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
            "e5ec3568878feddb6978cb2a352e1226ccb74bd2", 
            "cba3aa3a044b578b02a8c237f0bde012260fcf9e", 
            "5484f6789849305b5a86787dd9710c0f682e77e0", 
            "38c960952a3a5b5988c6bbae897451065202d250", 
            "a1f25a6c5efe6eaf1f5fd5d32593f60e4586e6fe", 
            "5f6c9c530b8cda7429c2ca86655439b5ea952b40", 
            "a46782374d15333661c7d3295f7c7413af92b4c0", 
            "42561dc4b39708c610a0149fb61b6f17c0e21f8e", 
            "815054b5918e1d631c4208b06b83d1e833ef6240", 
            "58e4a73d8f76c0683d60cca2a487e88090b05fce", 
            "066ce03b77d3f3802a67e59811f07c9e5fc3e8ab"
          ]
        ]
      }
    }, 
    "url": "http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_variable_chrome/builds/84", 
    "try_job_id": "8984939366240509760", 
    "culprit": {
      "compile": {
        "url": "https://codereview.chromium.org/2756713002", 
        "revision": "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
        "commit_position": 457493, 
        "repo_name": "chromium"
      }
    }
  }, 
  {
    "report": {
      "result": {
        "5484f6789849305b5a86787dd9710c0f682e77e0": "failed", 
        "5f6c9c530b8cda7429c2ca86655439b5ea952b40": "failed", 
        "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22": "failed", 
        "e5ec3568878feddb6978cb2a352e1226ccb74bd2": "failed"
      }, 
      "culprit": "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
      "metadata": {
        "use_bisect": true, 
        "regression_range_size": 12, 
        "sub_ranges": [
          [
            null, 
            "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
            "e5ec3568878feddb6978cb2a352e1226ccb74bd2", 
            "cba3aa3a044b578b02a8c237f0bde012260fcf9e", 
            "5484f6789849305b5a86787dd9710c0f682e77e0", 
            "38c960952a3a5b5988c6bbae897451065202d250", 
            "a1f25a6c5efe6eaf1f5fd5d32593f60e4586e6fe", 
            "5f6c9c530b8cda7429c2ca86655439b5ea952b40", 
            "a46782374d15333661c7d3295f7c7413af92b4c0", 
            "42561dc4b39708c610a0149fb61b6f17c0e21f8e", 
            "815054b5918e1d631c4208b06b83d1e833ef6240", 
            "58e4a73d8f76c0683d60cca2a487e88090b05fce", 
            "066ce03b77d3f3802a67e59811f07c9e5fc3e8ab"
          ]
        ]
      }
    }, 
    "url": "http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_variable_chrome/builds/85", 
    "try_job_id": "8984916523849423152"
  },
  {
    "report": {
      "result": {
        "5484f6789849305b5a86787dd9710c0f682e77e0": "failed", 
        "5f6c9c530b8cda7429c2ca86655439b5ea952b40": "failed", 
        "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22": "failed", 
        "e5ec3568878feddb6978cb2a352e1226ccb74bd2": "failed"
      }, 
      "culprit": "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
      "metadata": {
        "use_bisect": true, 
        "regression_range_size": 12, 
        "sub_ranges": [
          [
            null, 
            "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
            "e5ec3568878feddb6978cb2a352e1226ccb74bd2", 
            "cba3aa3a044b578b02a8c237f0bde012260fcf9e", 
            "5484f6789849305b5a86787dd9710c0f682e77e0", 
            "38c960952a3a5b5988c6bbae897451065202d250", 
            "a1f25a6c5efe6eaf1f5fd5d32593f60e4586e6fe", 
            "5f6c9c530b8cda7429c2ca86655439b5ea952b40", 
            "a46782374d15333661c7d3295f7c7413af92b4c0", 
            "42561dc4b39708c610a0149fb61b6f17c0e21f8e", 
            "815054b5918e1d631c4208b06b83d1e833ef6240", 
            "58e4a73d8f76c0683d60cca2a487e88090b05fce", 
            "066ce03b77d3f3802a67e59811f07c9e5fc3e8ab"
          ]
        ]
      }
    }, 
    "url": "http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_variable_chrome/builds/84", 
    "try_job_id": "8984939366240509760", 
    "culprit": {
      "compile": {
        "url": "https://codereview.chromium.org/2756713002", 
        "revision": "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
        "commit_position": 457493, 
        "repo_name": "chromium"
      }
    }
  }, 
  {
    "report": {
      "result": {
        "5484f6789849305b5a86787dd9710c0f682e77e0": "failed", 
        "5f6c9c530b8cda7429c2ca86655439b5ea952b40": "failed", 
        "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22": "failed", 
        "e5ec3568878feddb6978cb2a352e1226ccb74bd2": "failed"
      }, 
      "culprit": "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
      "metadata": {
        "use_bisect": true, 
        "regression_range_size": 12, 
        "sub_ranges": [
          [
            null, 
            "c3cb7d84db9a7d99ae917f32c1acca0f44ca3b22", 
            "e5ec3568878feddb6978cb2a352e1226ccb74bd2", 
            "cba3aa3a044b578b02a8c237f0bde012260fcf9e", 
            "5484f6789849305b5a86787dd9710c0f682e77e0", 
            "38c960952a3a5b5988c6bbae897451065202d250", 
            "a1f25a6c5efe6eaf1f5fd5d32593f60e4586e6fe", 
            "5f6c9c530b8cda7429c2ca86655439b5ea952b40", 
            "a46782374d15333661c7d3295f7c7413af92b4c0", 
            "42561dc4b39708c610a0149fb61b6f17c0e21f8e", 
            "815054b5918e1d631c4208b06b83d1e833ef6240", 
            "58e4a73d8f76c0683d60cca2a487e88090b05fce", 
            "066ce03b77d3f3802a67e59811f07c9e5fc3e8ab"
          ]
        ]
      }
    }, 
    "url": "http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_variable_chrome/builds/85", 
    "try_job_id": "8984916523849423152"
  }
]

 As showed the updated results were at the beginning of the list: which will prevent us from getting the culprit in result page.