署名済み APK の生成中に、これらの警告を受け取りました
Warning: org.junit.internal.runners.statements.FailOnTimeout: can't find referenced class java.lang.management.ManagementFactory
Warning: org.junit.internal.runners.statements.FailOnTimeout: can't find referenced class java.lang.management.ThreadMXBean
Warning: org.junit.internal.runners.statements.FailOnTimeout: can't find referenced class java.lang.management.ThreadMXBean
Warning: org.junit.internal.runners.statements.FailOnTimeout: can't find referenced class java.lang.management.ManagementFactory
Warning: org.junit.internal.runners.statements.FailOnTimeout: can't find referenced class java.lang.management.ThreadMXBean
Warning: org.junit.internal.runners.statements.FailOnTimeout: can't find referenced class java.lang.management.ThreadMXBean
Warning: org.junit.rules.DisableOnDebug: can't find referenced class java.lang.management.ManagementFactory
Warning: org.junit.rules.DisableOnDebug: can't find referenced class java.lang.management.RuntimeMXBean
Warning: org.junit.rules.DisableOnDebug: can't find referenced class java.lang.management.ManagementFactory
Warning: org.junit.rules.DisableOnDebug: can't find referenced class java.lang.management.RuntimeMXBean
これらの警告を回避するにはどうすればよいですか? よろしくお願いします。