./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-race-challenges/thread-join-array-const-race-3.i --full-output --preprocessor.use.memory.slicer true --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e93f2d6f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-race-challenges/thread-join-array-const-race-3.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa0ecdfec37b7bd940900ff854c772fdadeb6c6111223868a85a6141c0a777e6 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e93f2d6-m [2023-11-21 17:01:02,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 17:01:02,364 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-21 17:01:02,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 17:01:02,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 17:01:02,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 17:01:02,395 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 17:01:02,395 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 17:01:02,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 17:01:02,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 17:01:02,400 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 17:01:02,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 17:01:02,400 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 17:01:02,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 17:01:02,402 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 17:01:02,402 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 17:01:02,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 17:01:02,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 17:01:02,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 17:01:02,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 17:01:02,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 17:01:02,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 17:01:02,405 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 17:01:02,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 17:01:02,405 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 17:01:02,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 17:01:02,406 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 17:01:02,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 17:01:02,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 17:01:02,406 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-21 17:01:02,407 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 17:01:02,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 17:01:02,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 17:01:02,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 17:01:02,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 17:01:02,408 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 17:01:02,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 17:01:02,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 17:01:02,409 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-21 17:01:02,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-21 17:01:02,410 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 17:01:02,410 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-21 17:01:02,410 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-21 17:01:02,410 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa0ecdfec37b7bd940900ff854c772fdadeb6c6111223868a85a6141c0a777e6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-21 17:01:02,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 17:01:02,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 17:01:02,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 17:01:02,713 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 17:01:02,713 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 17:01:02,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-race-challenges/thread-join-array-const-race-3.i [2023-11-21 17:01:03,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 17:01:03,974 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 17:01:03,974 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-race-challenges/thread-join-array-const-race-3.i [2023-11-21 17:01:03,992 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cbf1e77d4/3449d10622f44717b465d43ff89c4ddd/FLAGf15702839 [2023-11-21 17:01:04,005 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cbf1e77d4/3449d10622f44717b465d43ff89c4ddd [2023-11-21 17:01:04,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 17:01:04,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 17:01:04,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 17:01:04,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 17:01:04,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 17:01:04,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:01:04" (1/1) ... [2023-11-21 17:01:04,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50bd6d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:04, skipping insertion in model container [2023-11-21 17:01:04,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:01:04" (1/1) ... [2023-11-21 17:01:04,053 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 17:01:04,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:01:04,339 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 17:01:04,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:01:04,417 INFO L206 MainTranslator]: Completed translation [2023-11-21 17:01:04,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:04 WrapperNode [2023-11-21 17:01:04,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 17:01:04,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 17:01:04,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 17:01:04,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 17:01:04,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:04" (1/1) ... [2023-11-21 17:01:04,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:04" (1/1) ... [2023-11-21 17:01:04,472 INFO L138 Inliner]: procedures = 158, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2023-11-21 17:01:04,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 17:01:04,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 17:01:04,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 17:01:04,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 17:01:04,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:04" (1/1) ... [2023-11-21 17:01:04,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:04" (1/1) ... [2023-11-21 17:01:04,489 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:04" (1/1) ... [2023-11-21 17:01:04,500 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:157) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:121) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:107) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:155) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 17:01:04,506 INFO L158 Benchmark]: Toolchain (without parser) took 496.35ms. Allocated memory is still 77.6MB. Free memory was 43.0MB in the beginning and 40.3MB in the end (delta: 2.7MB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. [2023-11-21 17:01:04,506 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 37.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 17:01:04,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.36ms. Allocated memory is still 77.6MB. Free memory was 42.7MB in the beginning and 43.5MB in the end (delta: -732.9kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-21 17:01:04,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.99ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 41.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 17:01:04,508 INFO L158 Benchmark]: Boogie Preprocessor took 31.43ms. Allocated memory is still 77.6MB. Free memory was 41.4MB in the beginning and 40.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 17:01:04,511 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 37.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.36ms. Allocated memory is still 77.6MB. Free memory was 42.7MB in the beginning and 43.5MB in the end (delta: -732.9kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.99ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 41.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.43ms. Allocated memory is still 77.6MB. Free memory was 41.4MB in the beginning and 40.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-race-challenges/thread-join-array-const-race-3.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa0ecdfec37b7bd940900ff854c772fdadeb6c6111223868a85a6141c0a777e6 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e93f2d6-m [2023-11-21 17:01:06,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 17:01:06,200 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2023-11-21 17:01:06,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 17:01:06,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 17:01:06,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 17:01:06,229 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 17:01:06,230 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 17:01:06,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 17:01:06,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 17:01:06,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 17:01:06,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 17:01:06,234 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 17:01:06,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 17:01:06,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 17:01:06,236 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 17:01:06,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 17:01:06,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 17:01:06,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 17:01:06,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 17:01:06,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 17:01:06,238 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 17:01:06,238 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 17:01:06,238 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 17:01:06,238 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 17:01:06,238 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 17:01:06,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 17:01:06,239 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 17:01:06,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 17:01:06,239 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 17:01:06,240 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 17:01:06,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 17:01:06,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 17:01:06,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 17:01:06,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 17:01:06,241 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 17:01:06,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 17:01:06,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 17:01:06,241 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-21 17:01:06,242 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-21 17:01:06,242 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 17:01:06,242 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-21 17:01:06,242 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-21 17:01:06,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 17:01:06,243 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa0ecdfec37b7bd940900ff854c772fdadeb6c6111223868a85a6141c0a777e6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-21 17:01:06,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 17:01:06,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 17:01:06,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 17:01:06,562 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 17:01:06,562 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 17:01:06,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-race-challenges/thread-join-array-const-race-3.i [2023-11-21 17:01:07,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 17:01:07,852 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 17:01:07,853 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-race-challenges/thread-join-array-const-race-3.i [2023-11-21 17:01:07,871 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/faa90e489/ce030b097b364f3ca3e35feb31038c42/FLAG06ccdced6 [2023-11-21 17:01:07,885 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/faa90e489/ce030b097b364f3ca3e35feb31038c42 [2023-11-21 17:01:07,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 17:01:07,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 17:01:07,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 17:01:07,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 17:01:07,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 17:01:07,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:01:07" (1/1) ... [2023-11-21 17:01:07,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14a8acf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:07, skipping insertion in model container [2023-11-21 17:01:07,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:01:07" (1/1) ... [2023-11-21 17:01:07,941 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 17:01:08,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:01:08,193 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 17:01:08,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:01:08,302 INFO L206 MainTranslator]: Completed translation [2023-11-21 17:01:08,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:08 WrapperNode [2023-11-21 17:01:08,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 17:01:08,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 17:01:08,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 17:01:08,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 17:01:08,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:08" (1/1) ... [2023-11-21 17:01:08,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:08" (1/1) ... [2023-11-21 17:01:08,353 INFO L138 Inliner]: procedures = 159, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2023-11-21 17:01:08,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 17:01:08,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 17:01:08,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 17:01:08,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 17:01:08,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:08" (1/1) ... [2023-11-21 17:01:08,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:08" (1/1) ... [2023-11-21 17:01:08,377 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:01:08" (1/1) ... [2023-11-21 17:01:08,389 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:157) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:121) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:107) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:155) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 17:01:08,407 INFO L158 Benchmark]: Toolchain (without parser) took 517.91ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.8MB in the beginning and 53.2MB in the end (delta: -7.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-21 17:01:08,408 INFO L158 Benchmark]: CDTParser took 1.32ms. Allocated memory is still 69.2MB. Free memory was 52.2MB in the beginning and 52.1MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 17:01:08,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.35ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.6MB in the beginning and 56.6MB in the end (delta: -11.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-21 17:01:08,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.67ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 54.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 17:01:08,409 INFO L158 Benchmark]: Boogie Preprocessor took 51.26ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 53.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 17:01:08,410 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32ms. Allocated memory is still 69.2MB. Free memory was 52.2MB in the beginning and 52.1MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.35ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.6MB in the beginning and 56.6MB in the end (delta: -11.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.67ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 54.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.26ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 53.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0