[2025-02-19T20:50:17.614Z] Running test TestJlmLocal_0 ... [2025-02-19T20:50:17.614Z] =============================================== [2025-02-19T20:50:17.614Z] TestJlmLocal_0 Start Time: Wed Feb 19 15:50:17 2025 Epoch Time (ms): 1739998217454 [2025-02-19T20:50:17.614Z] variation: Mode150 [2025-02-19T20:50:17.614Z] JVM_OPTIONS: -XX:+UseCompressedOops [2025-02-19T20:50:17.614Z] { \ [2025-02-19T20:50:17.614Z] echo ""; echo "TEST SETUP:"; \ [2025-02-19T20:50:17.614Z] echo "Nothing to be done for setup."; \ [2025-02-19T20:50:17.614Z] mkdir -p "/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0"; \ [2025-02-19T20:50:17.614Z] cd "/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0"; \ [2025-02-19T20:50:17.614Z] echo ""; echo "TESTING:"; \ [2025-02-19T20:50:17.614Z] perl /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../../jvmtest/system/jlm/..//STF/stf.core/scripts/stf.pl -test-root="/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../../jvmtest/system/jlm/..//STF;/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../../jvmtest/system/jlm/..//aqa-systemtest""" -systemtest-prereqs="/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/../../testDependency/system_lib/" -java-args=' -XX:+UseCompressedOops ' -results-root="/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0" -test=TestJlmLocal; \ [2025-02-19T20:50:17.614Z] if [ $? -eq 0 ]; then echo "-----------------------------------"; echo "TestJlmLocal_0""_PASSED"; echo "-----------------------------------"; cd /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/..; rm -f -r "/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0"; else echo "-----------------------------------"; echo "TestJlmLocal_0""_FAILED"; echo "-----------------------------------"; fi; \ [2025-02-19T20:50:17.614Z] echo ""; echo "TEST TEARDOWN:"; \ [2025-02-19T20:50:17.614Z] echo "Nothing to be done for teardown."; \ [2025-02-19T20:50:17.614Z] } 2>&1 | tee -a "/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestTargetResult"; [2025-02-19T20:50:17.614Z] [2025-02-19T20:50:17.614Z] TEST SETUP: [2025-02-19T20:50:17.614Z] Nothing to be done for setup. [2025-02-19T20:50:17.614Z] [2025-02-19T20:50:17.614Z] TESTING: [2025-02-19T20:50:17.614Z] STF 15:50:17.532 - ========================= S T F ========================= [2025-02-19T20:50:17.614Z] systemtest-prereqs has been processed, and set to: /home/jenkins/testDependency/system_libRetrieving amount of free space on drive containing /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0 [2025-02-19T20:50:17.614Z] There is 371902 Mb free [2025-02-19T20:50:17.614Z] STF 15:50:17.541 - ================== G E N E R A T I O N ================== [2025-02-19T20:50:17.614Z] STF 15:50:17.542 - Checking JVM: /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jdkbinary/j2sdk-image [2025-02-19T20:50:17.614Z] STF 15:50:17.542 - Starting process to generate scripts: /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jdkbinary/j2sdk-image/bin/java -Dlog4j.skipJansi=true -Djava.system.class.loader=net.adoptopenjdk.stf.runner.StfClassLoader -Dload.agent.path=/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jvmtest/system/STF/stf.core/scripts/../../stf.load/bin/stf.load.jar -classpath /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/../../testDependency/system_lib//asm/asm.jar:/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/../../testDependency/system_lib//asm/asm-commons.jar:/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/../../testDependency/system_lib//log4j/log4j-api.jar:/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/../../testDependency/system_lib//log4j/log4j-core.jar:/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jvmtest/system/STF/stf.core/scripts/../bin net.adoptopenjdk.stf.runner.StfRunner -properties "/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0/20250219-155017-TestJlmLocal/stf_parameters.properties, , /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jvmtest/system/STF/stf.core/config/stf.properties" -testDir "/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0/20250219-155017-TestJlmLocal" [2025-02-19T20:50:17.615Z] GEN stderr Picked up JAVA_TOOL_OPTIONS: -Djava.security.manager=allow [2025-02-19T20:50:17.615Z] GEN [0.005s][warning][cds] Archived non-system classes are disabled because the java.system.class.loader property is specified (value = "net.adoptopenjdk.stf.runner.StfClassLoader"). To use archived non-system classes, this property must not be set [2025-02-19T20:50:18.745Z] GEN 15:50:18.538 - Found test. Project: 'openjdk.test.jlm' class: 'TestJlmLocal.class' Dir: '/home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jvmtest/system/aqa-systemtest/openjdk.test.jlm/bin' [2025-02-19T20:50:18.745Z] GEN 15:50:18.553 - Found test. Project: 'openjdk.test.jlm' class: 'net.adoptopenjdk.test.jlm.TestJlmLocal' [2025-02-19T20:50:18.745Z] GEN Classpath directories used by project 'openjdk.test.jlm': [2025-02-19T20:50:18.745Z] GEN /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jvmtest/system/aqa-systemtest/openjdk.test.jlm/bin [2025-02-19T20:50:18.745Z] GEN /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jvmtest/system/STF/stf.core/bin [2025-02-19T20:50:18.745Z] GEN /home/jenkins/testDependency/system_lib/log4j/log4j-api.jar [2025-02-19T20:50:18.745Z] GEN /home/jenkins/testDependency/system_lib/log4j/log4j-core.jar [2025-02-19T20:50:18.745Z] GEN /home/jenkins/testDependency/system_lib/junit/junit.jar [2025-02-19T20:50:18.745Z] GEN 15:50:18.696 - Using Mode NoOptions. Values = '' [2025-02-19T20:50:19.073Z] GEN 15:50:18.734 - [2025-02-19T20:50:19.073Z] GEN 15:50:18.734 - Test command summary: [2025-02-19T20:50:19.073Z] GEN 15:50:18.734 - Step Stage Command Description [2025-02-19T20:50:19.073Z] GEN 15:50:18.734 - -----+--------+-----------------+------------ [2025-02-19T20:50:19.073Z] GEN 15:50:18.734 - 1 execute Run java Run JLM Local test [2025-02-19T20:50:19.073Z] STF 15:50:18.755 - [2025-02-19T20:50:19.073Z] STF 15:50:18.755 - Script generation completed [2025-02-19T20:50:19.073Z] STF 15:50:18.755 - [2025-02-19T20:50:19.073Z] STF 15:50:18.755 - [2025-02-19T20:50:19.073Z] STF 15:50:18.755 - ======================= S E T U P ======================= [2025-02-19T20:50:19.073Z] STF 15:50:18.755 - Running setup: perl /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0/20250219-155017-TestJlmLocal/setUp.pl [2025-02-19T20:50:19.073Z] STF 15:50:18.810 - SETUP stage completed [2025-02-19T20:50:19.073Z] STF 15:50:18.816 - [2025-02-19T20:50:19.073Z] STF 15:50:18.817 - ==================== E X E C U T E - ==================== [2025-02-19T20:50:19.073Z] STF 15:50:18.817 - Running execute: perl /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0/20250219-155017-TestJlmLocal/execute.pl [2025-02-19T20:50:19.073Z] STF 15:50:18.874 - [2025-02-19T20:50:19.073Z] STF 15:50:18.874 - Java version [2025-02-19T20:50:19.073Z] STF 15:50:18.874 - Running: /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jdkbinary/j2sdk-image/bin/java -version [2025-02-19T20:50:19.073Z] Picked up JAVA_TOOL_OPTIONS: -Djava.security.manager=allow [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - +------ Step 1 - Run JLM Local test [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - | Run foreground process [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - | Program: /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jdkbinary/j2sdk-image/bin/java [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - | Mnemonic: TST [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - | Echo: ECHO_ON [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - | Expectation: CLEAN_RUN within 5m [2025-02-19T20:50:19.073Z] STF 15:50:18.901 - | [2025-02-19T20:50:19.073Z] openjdk version "21.0.7-beta" 2025-04-15 [2025-02-19T20:50:19.073Z] OpenJDK Runtime Environment Temurin-21.0.7+3-202502192004 (build 21.0.7-beta+3-ea) [2025-02-19T20:50:19.073Z] OpenJDK 64-Bit Server VM Temurin-21.0.7+3-202502192004 (build 21.0.7-beta+3-ea, mixed mode, sharing) [2025-02-19T20:50:19.073Z] STF 15:50:18.902 - Running command: /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jdkbinary/j2sdk-image/bin/java -XX:+UseCompressedOops -classpath /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/jvmtest/system/aqa-systemtest/openjdk.test.jlm/bin:/home/jenkins/testDependency/system_lib/junit/junit.jar net.adoptopenjdk.test.jlm.local.VMLogger jlmtestlocal.log [2025-02-19T20:50:19.073Z] STF 15:50:18.902 - Redirecting stderr to /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/output_17399982157721/TestJlmLocal_0/20250219-155017-TestJlmLocal/results/1.TST.stderr [2025-02-19T20:50:19.074Z] STF 15:50:18.902 - Redirecting stdout to /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/output_17399982157721/TestJlmLocal_0/20250219-155017-TestJlmLocal/results/1.TST.stdout [2025-02-19T20:50:19.074Z] STF 15:50:18.910 - Monitoring processes: TST [2025-02-19T20:50:19.074Z] TST stderr Picked up JAVA_TOOL_OPTIONS: -Djava.security.manager=allow [2025-02-19T20:50:19.399Z] TST j> 2025/02/19 15:50:19.310 GC requested via the MemoryMXBean, and JVM invoked one (acceptable behaviour) [2025-02-19T20:50:19.399Z] TST j> 2025/02/19 15:50:19.379 GC count before: 0, GC count after: 1 [2025-02-19T20:50:19.722Z] TST j> 2025/02/19 15:50:19.387 GC time before: 0, GC time after: 4 [2025-02-19T20:50:19.722Z] TST stderr j> 2025/02/19 15:50:19.643 Wed Feb 19 15:50:19 EST 2025 - main : Threads started, waiting for deadlock to establish [2025-02-19T20:50:19.722Z] TST stderr j> 2025/02/19 15:50:19.643 Wed Feb 19 15:50:19 EST 2025 - Deadlock Thread 1 : Acquired second lock [2025-02-19T20:50:19.722Z] TST stderr j> 2025/02/19 15:50:19.694 Wed Feb 19 15:50:19 EST 2025 - main : Deadlock established [2025-02-19T20:50:25.572Z] TST stderr j> 2025/02/19 15:50:24.703 Wed Feb 19 15:50:24 EST 2025 - Deadlock Thread 2 : Interrupted trying to get second lock [2025-02-19T20:50:25.572Z] TST stderr j> 2025/02/19 15:50:24.703 Wed Feb 19 15:50:24 EST 2025 - Deadlock Thread 1 : Interrupted trying to get second lock [2025-02-19T20:50:25.572Z] TST stderr j> 2025/02/19 15:50:24.705 Wed Feb 19 15:50:24 EST 2025 - main : Threads started, waiting for deadlock to establish [2025-02-19T20:50:25.572Z] TST stderr j> 2025/02/19 15:50:24.705 Wed Feb 19 15:50:24 EST 2025 - Monitor Deadlock Thread 1 : Acquired second monitor [2025-02-19T20:50:25.572Z] TST stderr j> 2025/02/19 15:50:24.756 Wed Feb 19 15:50:24 EST 2025 - main : Monitor Deadlock established [2025-02-19T20:50:30.249Z] TST stderr j> 2025/02/19 15:50:29.816 Wed Feb 19 15:50:29 EST 2025 - main : Deep Lock established (depth = 5) [2025-02-19T20:50:36.056Z] TST stderr j> 2025/02/19 15:50:34.822 Wed Feb 19 15:50:34 EST 2025 - Condition Lock Thread : Lock obtained, awaiting signal [2025-02-19T20:50:36.056Z] TST stderr j> 2025/02/19 15:50:34.822 Wed Feb 19 15:50:34 EST 2025 - main : Thread started... [2025-02-19T20:50:40.720Z] TST stderr j> 2025/02/19 15:50:39.823 Wed Feb 19 15:50:39 EST 2025 - main : Started thread is waiting [2025-02-19T20:50:45.388Z] TST [25.945s][info][class,load] java.lang.foreign.MemorySegment source: jrt:/java.base [2025-02-19T20:50:45.388Z] TST [25.947s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a2000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.947s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a2400 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.948s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a2800 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.948s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a2c00 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.948s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a3000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.949s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a3400 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.949s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a3800 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.949s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a3c00 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.983s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a4000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.983s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a4400 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.983s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a4800 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.984s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a4c00 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.984s][info][class,load] java.lang.invoke.LambdaForm$DMH/0x00000090010a5000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.984s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a5400 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.984s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a5800 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.984s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a5c00 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.985s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a6000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.985s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a6400 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.985s][info][class,load] java.lang.invoke.LambdaForm$DMH/0x00000090010a6800 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.985s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a6c00 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.986s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a7000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.986s][info][class,load] java.lang.invoke.LambdaForm$DMH/0x00000090010a7400 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.986s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a7800 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.992s][info][class,load] javax.management.Attribute source: jrt:/java.management [2025-02-19T20:50:45.388Z] TST [25.993s][info][class,load] java.lang.invoke.LambdaForm$DMH/0x00000090010a7c00 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.993s][info][class,load] java.lang.invoke.LambdaForm$DMH/0x00000090010a8000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.994s][info][class,load] java.lang.invoke.LambdaForm$BMH/0x00000090010a8400 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.994s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a8800 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.995s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a8c00 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST [25.995s][info][class,load] java.lang.invoke.LambdaForm$MH/0x00000090010a9000 source: __JVM_LookupDefineClass__ [2025-02-19T20:50:45.388Z] TST stderr j> 2025/02/19 15:50:44.828 Wed Feb 19 15:50:44 EST 2025 - main : Lock obtained, sending signal [2025-02-19T20:50:45.388Z] TST stderr j> 2025/02/19 15:50:44.832 Wed Feb 19 15:50:44 EST 2025 - main : Releasing lock [2025-02-19T20:50:45.388Z] TST stderr j> 2025/02/19 15:50:44.832 Wed Feb 19 15:50:44 EST 2025 - Condition Lock Thread : Signal received [2025-02-19T20:50:45.388Z] STF 15:50:45.186 - Monitoring Report Summary: [2025-02-19T20:50:45.388Z] STF 15:50:45.186 - o Process TST ended with the expected exit code (0) [2025-02-19T20:50:45.388Z] STF 15:50:45.186 - EXECUTE stage completed [2025-02-19T20:50:45.388Z] STF 15:50:45.188 - [2025-02-19T20:50:45.388Z] STF 15:50:45.188 - ==================== T E A R D O W N ==================== [2025-02-19T20:50:45.388Z] STF 15:50:45.188 - Running teardown: perl /home/jenkins/workspace/Test_openjdk21_hs_sanity.system_ppc64le_linux/aqa-tests/TKG/../TKG/output_17399982157721/TestJlmLocal_0/20250219-155017-TestJlmLocal/tearDown.pl [2025-02-19T20:50:45.388Z] STF 15:50:45.243 - TEARDOWN stage completed [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - ===================== R E S U L T S ===================== [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - Stage results: [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - setUp: pass [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - execute: pass [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - teardown: pass [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - [2025-02-19T20:50:45.388Z] STF 15:50:45.249 - Overall result: PASSED [2025-02-19T20:50:45.388Z] ----------------------------------- [2025-02-19T20:50:45.388Z] TestJlmLocal_0_PASSED [2025-02-19T20:50:45.388Z] ----------------------------------- [2025-02-19T20:50:45.388Z] [2025-02-19T20:50:45.388Z] TEST TEARDOWN: [2025-02-19T20:50:45.388Z] Nothing to be done for teardown. [2025-02-19T20:50:45.388Z] TestJlmLocal_0 Finish Time: Wed Feb 19 15:50:45 2025 Epoch Time (ms): 1739998245261