https://www.graalvm.org/ 
public class org.graalvm.compiler.hotspot.test.HsErrLogTest extends org.graalvm.compiler.core.test.GraalCompilerTest
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.graalvm.compiler.hotspot.test.HsErrLogTest
  super_class: org.graalvm.compiler.core.test.GraalCompilerTest
{
  private static final boolean VERBOSE;
    descriptor: Z
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 69
            new java.lang.StringBuilder
            dup
            ldc Lorg/graalvm/compiler/hotspot/test/HsErrLogTest;
            invokevirtual java.lang.Class.getSimpleName:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc ".verbose"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokestatic java.lang.Boolean.getBoolean:(Ljava/lang/String;)Z
            putstatic org.graalvm.compiler.hotspot.test.HsErrLogTest.VERBOSE:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.hotspot.test.HsErrLogTest this
         0: .line 53
            aload 0 /* this */
            invokespecial org.graalvm.compiler.core.test.GraalCompilerTest.<init>:()V
            return
        end local 0 // org.graalvm.compiler.hotspot.test.HsErrLogTest this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/hotspot/test/HsErrLogTest;

  public void test1();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // org.graalvm.compiler.hotspot.test.HsErrLogTest this
         0: .line 57
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 1 /* args */
        start local 1 // java.util.List args
         1: .line 58
            getstatic org.graalvm.compiler.serviceprovider.JavaVersionUtil.JAVA_SPEC:I
            bipush 8
            if_icmpgt 4
         2: .line 59
            aload 1 /* args */
            ldc "-XX:-UseJVMCIClassLoader"
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         3: .line 60
            goto 5
         4: .line 61
      StackMap locals: java.util.List
      StackMap stack:
            aload 1 /* args */
            ldc "--add-exports=jdk.internal.vm.compiler/org.graalvm.compiler.api.directives=ALL-UNNAMED"
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         5: .line 63
      StackMap locals:
      StackMap stack:
            aload 1 /* args */
            ldc "-XX:+UseJVMCICompiler"
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         6: .line 64
            aload 1 /* args */
            new java.lang.StringBuilder
            dup
            ldc "-XX:CompileOnly="
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc Lorg/graalvm/compiler/hotspot/test/Crasher;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "::tryCrash"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         7: .line 65
            aload 1 /* args */
            ldc Lorg/graalvm/compiler/hotspot/test/Crasher;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         8: .line 66
            aload 1 /* args */
            iconst_0
            anewarray java.lang.String
            invokestatic org.graalvm.compiler.hotspot.test.HsErrLogTest.testHelper:(Ljava/util/List;[Ljava/lang/String;)V
         9: .line 67
            return
        end local 1 // java.util.List args
        end local 0 // org.graalvm.compiler.hotspot.test.HsErrLogTest this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   10     0  this  Lorg/graalvm/compiler/hotspot/test/HsErrLogTest;
            1   10     1  args  Ljava/util/List<Ljava/lang/String;>;
    Exceptions:
      throws java.io.IOException, java.lang.InterruptedException
    RuntimeVisibleAnnotations: 
      org.junit.Test()

  private static void testHelper(java.util.List<java.lang.String>, java.lang.String[]);
    descriptor: (Ljava/util/List;[Ljava/lang/String;)V
    flags: (0x008a) ACC_PRIVATE, ACC_STATIC, ACC_VARARGS
    Code:
      stack=5, locals=9, args_size=2
        start local 0 // java.util.List extraVmArgs
        start local 1 // java.lang.String[] mainClassAndArgs
         0: .line 72
            invokestatic org.graalvm.compiler.test.SubprocessUtil.getVMCommandLine:()Ljava/util/List;
            invokestatic org.graalvm.compiler.test.SubprocessUtil.withoutDebuggerArguments:(Ljava/util/List;)Ljava/util/List;
            astore 2 /* vmArgs */
        start local 2 // java.util.List vmArgs
         1: .line 73
            aload 2 /* vmArgs */
            invokedynamic test()Ljava/util/function/Predicate;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Ljava/lang/Object;)Z
                  org/graalvm/compiler/hotspot/test/HsErrLogTest.lambda$0(Ljava/lang/String;)Z (6)
                  (Ljava/lang/String;)Z
            invokeinterface java.util.List.removeIf:(Ljava/util/function/Predicate;)Z
            pop
         2: .line 74
            aload 2 /* vmArgs */
            ldc "-esa"
            invokeinterface java.util.List.remove:(Ljava/lang/Object;)Z
            pop
         3: .line 75
            aload 2 /* vmArgs */
            ldc "-ea"
            invokeinterface java.util.List.remove:(Ljava/lang/Object;)Z
            pop
         4: .line 76
            aload 2 /* vmArgs */
            aload 0 /* extraVmArgs */
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
         5: .line 78
            aload 2 /* vmArgs */
            aload 1 /* mainClassAndArgs */
            invokestatic org.graalvm.compiler.test.SubprocessUtil.java:(Ljava/util/List;[Ljava/lang/String;)Lorg/graalvm/compiler/test/SubprocessUtil$Subprocess;
            astore 3 /* proc */
        start local 3 // org.graalvm.compiler.test.SubprocessUtil$Subprocess proc
         6: .line 79
            getstatic org.graalvm.compiler.hotspot.test.HsErrLogTest.VERBOSE:Z
            ifeq 8
         7: .line 80
            getstatic java.lang.System.out:Ljava/io/PrintStream;
            aload 3 /* proc */
            invokevirtual java.io.PrintStream.println:(Ljava/lang/Object;)V
         8: .line 83
      StackMap locals: java.util.List org.graalvm.compiler.test.SubprocessUtil$Subprocess
      StackMap stack:
            ldc "# +(.*hs_err_pid[\\d]+\\.log)"
            invokestatic java.util.regex.Pattern.compile:(Ljava/lang/String;)Ljava/util/regex/Pattern;
            astore 4 /* re */
        start local 4 // java.util.regex.Pattern re
         9: .line 85
            aload 3 /* proc */
            getfield org.graalvm.compiler.test.SubprocessUtil$Subprocess.output:Ljava/util/List;
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 6
            goto 17
      StackMap locals: java.util.List java.lang.String[] java.util.List org.graalvm.compiler.test.SubprocessUtil$Subprocess java.util.regex.Pattern top java.util.Iterator
      StackMap stack:
        10: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.lang.String
            astore 5 /* line */
        start local 5 // java.lang.String line
        11: .line 86
            aload 4 /* re */
            aload 5 /* line */
            invokevirtual java.util.regex.Pattern.matcher:(Ljava/lang/CharSequence;)Ljava/util/regex/Matcher;
            astore 7 /* m */
        start local 7 // java.util.regex.Matcher m
        12: .line 87
            aload 7 /* m */
            invokevirtual java.util.regex.Matcher.matches:()Z
            ifeq 17
        13: .line 88
            new java.io.File
            dup
            aload 7 /* m */
            iconst_1
            invokevirtual java.util.regex.Matcher.group:(I)Ljava/lang/String;
            invokespecial java.io.File.<init>:(Ljava/lang/String;)V
            astore 8 /* path */
        start local 8 // java.io.File path
        14: .line 89
            aload 8 /* path */
            invokevirtual java.io.File.toString:()Ljava/lang/String;
            aload 8 /* path */
            invokevirtual java.io.File.exists:()Z
            invokestatic org.junit.Assert.assertTrue:(Ljava/lang/String;Z)V
        15: .line 90
            aload 8 /* path */
            invokestatic org.graalvm.compiler.hotspot.test.HsErrLogTest.checkHsErr:(Ljava/io/File;)V
        16: .line 91
            return
        end local 8 // java.io.File path
        end local 7 // java.util.regex.Matcher m
        end local 5 // java.lang.String line
        17: .line 85
      StackMap locals:
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 10
        18: .line 95
            ldc "Could not find %s%n%s"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
            aload 4 /* re */
            invokevirtual java.util.regex.Pattern.pattern:()Ljava/lang/String;
            aastore
            dup
            iconst_1
            aload 3 /* proc */
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokestatic org.junit.Assert.fail:(Ljava/lang/String;)V
        19: .line 96
            return
        end local 4 // java.util.regex.Pattern re
        end local 3 // org.graalvm.compiler.test.SubprocessUtil$Subprocess proc
        end local 2 // java.util.List vmArgs
        end local 1 // java.lang.String[] mainClassAndArgs
        end local 0 // java.util.List extraVmArgs
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0   20     0       extraVmArgs  Ljava/util/List<Ljava/lang/String;>;
            0   20     1  mainClassAndArgs  [Ljava/lang/String;
            1   20     2            vmArgs  Ljava/util/List<Ljava/lang/String;>;
            6   20     3              proc  Lorg/graalvm/compiler/test/SubprocessUtil$Subprocess;
            9   20     4                re  Ljava/util/regex/Pattern;
           11   17     5              line  Ljava/lang/String;
           12   17     7                 m  Ljava/util/regex/Matcher;
           14   17     8              path  Ljava/io/File;
    Exceptions:
      throws java.io.IOException, java.lang.InterruptedException
    Signature: (Ljava/util/List<Ljava/lang/String;>;[Ljava/lang/String;)V
    MethodParameters:
                  Name  Flags
      extraVmArgs       
      mainClassAndArgs  

  private static void checkHsErr(java.io.File);
    descriptor: (Ljava/io/File;)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=7, args_size=1
        start local 0 // java.io.File hsErrPath
         0: .line 99
            aconst_null
            astore 1
            aconst_null
            astore 2
         1: new java.io.BufferedReader
            dup
            new java.io.FileReader
            dup
            aload 0 /* hsErrPath */
            invokespecial java.io.FileReader.<init>:(Ljava/io/File;)V
            invokespecial java.io.BufferedReader.<init>:(Ljava/io/Reader;)V
            astore 3 /* br */
        start local 3 // java.io.BufferedReader br
         2: .line 100
            aload 3 /* br */
            invokevirtual java.io.BufferedReader.readLine:()Ljava/lang/String;
            astore 4 /* line */
        start local 4 // java.lang.String line
         3: .line 101
            new java.lang.StringBuilder
            dup
            ldc Lorg/graalvm/compiler/hotspot/test/Crasher;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc ".tryCrash(JI)I"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 5 /* sig */
        start local 5 // java.lang.String sig
         4: .line 102
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 6 /* lines */
        start local 6 // java.util.List lines
         5: .line 103
            goto 13
         6: .line 104
      StackMap locals: java.io.File java.lang.Throwable java.lang.Throwable java.io.BufferedReader java.lang.String java.lang.String java.util.List
      StackMap stack:
            aload 4 /* line */
            aload 5 /* sig */
            invokevirtual java.lang.String.contains:(Ljava/lang/CharSequence;)Z
            ifeq 11
         7: .line 105
            getstatic org.graalvm.compiler.hotspot.test.HsErrLogTest.VERBOSE:Z
            ifne 9
         8: .line 106
            aload 0 /* hsErrPath */
            invokevirtual java.io.File.delete:()Z
            pop
         9: .line 115
      StackMap locals:
      StackMap stack:
            aload 3 /* br */
            ifnull 10
            aload 3 /* br */
            invokevirtual java.io.BufferedReader.close:()V
        10: .line 108
      StackMap locals:
      StackMap stack:
            return
        11: .line 110
      StackMap locals:
      StackMap stack:
            aload 6 /* lines */
            aload 4 /* line */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        12: .line 111
            aload 3 /* br */
            invokevirtual java.io.BufferedReader.readLine:()Ljava/lang/String;
            astore 4 /* line */
        13: .line 103
      StackMap locals:
      StackMap stack:
            aload 4 /* line */
            ifnonnull 6
        14: .line 113
            new java.lang.AssertionError
            dup
            new java.lang.StringBuilder
            dup
            ldc "Could not find line containing \""
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 5 /* sig */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "\" in "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* hsErrPath */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
        15: .line 114
            ldc ":"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokestatic java.lang.System.lineSeparator:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokestatic java.lang.System.lineSeparator:()Ljava/lang/String;
            aload 6 /* lines */
            invokestatic java.lang.String.join:(Ljava/lang/CharSequence;Ljava/lang/Iterable;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        16: .line 113
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
        end local 6 // java.util.List lines
        end local 5 // java.lang.String sig
        end local 4 // java.lang.String line
      StackMap locals: java.io.File java.lang.Throwable java.lang.Throwable java.io.BufferedReader
      StackMap stack: java.lang.Throwable
        17: astore 1
        18: .line 115
            aload 3 /* br */
            ifnull 19
            aload 3 /* br */
            invokevirtual java.io.BufferedReader.close:()V
        end local 3 // java.io.BufferedReader br
      StackMap locals:
      StackMap stack:
        19: aload 1
            athrow
      StackMap locals:
      StackMap stack: java.lang.Throwable
        20: astore 2
            aload 1
            ifnonnull 21
            aload 2
            astore 1
            goto 22
      StackMap locals:
      StackMap stack:
        21: aload 1
            aload 2
            if_acmpeq 22
            aload 1
            aload 2
            invokevirtual java.lang.Throwable.addSuppressed:(Ljava/lang/Throwable;)V
      StackMap locals:
      StackMap stack:
        22: aload 1
            athrow
      StackMap locals: java.io.File
      StackMap stack: java.io.IOException
        23: astore 1 /* e */
        start local 1 // java.io.IOException e
        24: .line 116
            new java.lang.AssertionError
            dup
            aload 1 /* e */
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
        end local 1 // java.io.IOException e
        end local 0 // java.io.File hsErrPath
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   25     0  hsErrPath  Ljava/io/File;
            2   19     3         br  Ljava/io/BufferedReader;
            3   17     4       line  Ljava/lang/String;
            4   17     5        sig  Ljava/lang/String;
            5   17     6      lines  Ljava/util/List<Ljava/lang/String;>;
           24   25     1          e  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           2     9      17  any
          11    17      17  any
           1    10      20  any
          11    20      20  any
           0    10      23  Class java.io.IOException
          11    23      23  Class java.io.IOException
    MethodParameters:
           Name  Flags
      hsErrPath  

  private static boolean lambda$0(java.lang.String);
    descriptor: (Ljava/lang/String;)Z
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.lang.String a
         0: .line 73
            aload 0 /* a */
            ldc "-Dgraal."
            invokevirtual java.lang.String.startsWith:(Ljava/lang/String;)Z
            ireturn
        end local 0 // java.lang.String a
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0     a  Ljava/lang/String;
}
SourceFile: "HsErrLogTest.java"
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles
  public Subprocess = org.graalvm.compiler.test.SubprocessUtil$Subprocess of org.graalvm.compiler.test.SubprocessUtil