async-profiler 4.0 (Try fix tests in CI)

Author: bric3

Formula/a/async-profiler.rb

@@ -24,9 +24,9 @@ def install
     output = shell_output("#{bin}/asprof --version")
 
     if build.head?
-      assert_match(/^Async-profiler #{version}-#{Utils.git_head}.+/, output)
+      assert_match /^Async-profiler #{version}-#{Utils.git_head}.+/, output
     else
-      assert_match("Async-profiler #{version}", output)
+      assert_match "Async-profiler #{version}", output
     end
 
     (testpath/"Main.java").write <<~JAVA
@@ -37,8 +37,12 @@ def install
       }
     JAVA
 
-    pid = spawn Formula["openjdk"].bin/"java", testpath/"Main.java", "8"
+    java_tmp = pipe_output("#{Formula["openjdk"].bin}/jshell -q -", "System.out.println(System.getProperty(\"java.io.tmpdir\"))")
+    ohai java_tmp
+
+    pid = spawn Formula["openjdk"].bin/"java", "-XX:+StartAttachListener", testpath/"Main.java", "8"
     begin
+      ohai shell_output("bash -c 'lsof -p #{pid}'")
       sleep 1
       system bin/"asprof",
              "-d", "2",