not ok 871 parallel/test-worker-nearheaplimit-deadlock
  ---
  duration_ms: 390.65800
  severity: fail
  exitcode: 134
  stack: |-
    
    <--- Last few GCs --->
    
    [4284:0C1A7400]       65 ms: Mark-Compact 1.5 (3.9) -> 1.5 (3.9) MB, 2.52 / 0.00 ms  (average mu = 0.660, current mu = 0.010) background allocation failure; GC in old space requested
    [4284:0C1A7400]       68 ms: Mark-Compact 1.5 (3.9) -> 1.5 (3.9) MB, 2.67 / 0.00 ms  (average mu = 0.536, current mu = 0.127) background allocation failure; GC in old space requested
    
    
    <--- JS stacktrace --->
    
    FATAL ERROR: LocalHeap: allocation failed Allocation failed - JavaScript heap out of memory
  ...