/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 22:20:00,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 22:20:00,363 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 22:20:00,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 22:20:00,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 22:20:00,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 22:20:00,385 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 22:20:00,385 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 22:20:00,385 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 22:20:00,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 22:20:00,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 22:20:00,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 22:20:00,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 22:20:00,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:20:00,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 22:20:00,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 22:20:00,388 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 22:20:00,388 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 22:20:00,388 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 22:20:00,388 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 22:20:00,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 22:20:00,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 22:20:00,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 22:20:00,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 22:20:00,582 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 22:20:00,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 22:20:00,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-11-15 22:20:01,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 22:20:01,980 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 22:20:01,980 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-11-15 22:20:01,991 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6e1c67e7b/35d48acbad9344eea164435ee125a275/FLAG680e62732 [2024-11-15 22:20:02,003 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6e1c67e7b/35d48acbad9344eea164435ee125a275 [2024-11-15 22:20:02,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 22:20:02,006 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 22:20:02,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 22:20:02,007 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 22:20:02,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 22:20:02,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227386cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02, skipping insertion in model container [2024-11-15 22:20:02,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 22:20:02,134 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i[1105,1118] [2024-11-15 22:20:02,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:20:02,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 22:20:02,247 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i[1105,1118] [2024-11-15 22:20:02,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:20:02,292 INFO L204 MainTranslator]: Completed translation [2024-11-15 22:20:02,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02 WrapperNode [2024-11-15 22:20:02,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 22:20:02,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 22:20:02,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 22:20:02,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 22:20:02,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,323 INFO L138 Inliner]: procedures = 165, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-15 22:20:02,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 22:20:02,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 22:20:02,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 22:20:02,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 22:20:02,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 22:20:02,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 22:20:02,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 22:20:02,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 22:20:02,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (1/1) ... [2024-11-15 22:20:02,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:20:02,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:20:02,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 22:20:02,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 22:20:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-15 22:20:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 22:20:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-15 22:20:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-15 22:20:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-15 22:20:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 22:20:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-15 22:20:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 22:20:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 22:20:02,395 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 22:20:02,496 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 22:20:02,497 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 22:20:02,687 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 22:20:02,687 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 22:20:02,716 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 22:20:02,716 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-15 22:20:02,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:20:02 BoogieIcfgContainer [2024-11-15 22:20:02,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 22:20:02,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 22:20:02,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 22:20:02,721 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 22:20:02,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:20:02" (1/3) ... [2024-11-15 22:20:02,722 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95390cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:20:02, skipping insertion in model container [2024-11-15 22:20:02,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:20:02" (2/3) ... [2024-11-15 22:20:02,722 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95390cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:20:02, skipping insertion in model container [2024-11-15 22:20:02,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:20:02" (3/3) ... [2024-11-15 22:20:02,723 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-11-15 22:20:02,732 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 22:20:02,733 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i that has 2 procedures, 108 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-15 22:20:02,733 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 22:20:02,781 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-15 22:20:02,819 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:20:02,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 22:20:02,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:20:02,823 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 22:20:02,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 22:20:02,884 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:20:02,893 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:20:02,899 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@34695175, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:20:02,900 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-15 22:20:03,229 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:20:03,229 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:20:03,229 INFO L132 ounterexampleChecker]: Examining path program with hash -1288461592, occurence #1 [2024-11-15 22:20:03,229 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:20:03,229 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:20:03,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:20:03,232 INFO L85 PathProgramCache]: Analyzing trace with hash 432769839, now seen corresponding path program 1 times [2024-11-15 22:20:03,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:20:03,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71174218] [2024-11-15 22:20:03,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:20:03,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:20:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:20:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:20:03,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:20:03,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71174218] [2024-11-15 22:20:03,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71174218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:20:03,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:20:03,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 22:20:03,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831154331] [2024-11-15 22:20:03,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:20:03,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 22:20:03,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:20:03,681 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 22:20:03,681 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 22:20:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:03,682 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:20:03,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:20:03,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:04,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:20:04,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 22:20:04,255 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:20:04,255 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:20:04,255 INFO L132 ounterexampleChecker]: Examining path program with hash 608642707, occurence #1 [2024-11-15 22:20:04,255 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:20:04,255 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:20:04,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:20:04,255 INFO L85 PathProgramCache]: Analyzing trace with hash -730187103, now seen corresponding path program 2 times [2024-11-15 22:20:04,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:20:04,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459860945] [2024-11-15 22:20:04,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:20:04,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:20:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:20:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:20:04,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:20:04,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459860945] [2024-11-15 22:20:04,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459860945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:20:04,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:20:04,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:20:04,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696968179] [2024-11-15 22:20:04,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:20:04,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:20:04,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:20:04,413 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:20:04,413 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:20:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:04,414 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:20:04,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:20:04,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:20:04,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:20:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:20:04,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 22:20:04,522 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:20:04,522 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:20:04,522 INFO L132 ounterexampleChecker]: Examining path program with hash 575357356, occurence #1 [2024-11-15 22:20:04,522 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:20:04,522 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:20:04,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:20:04,522 INFO L85 PathProgramCache]: Analyzing trace with hash -816809004, now seen corresponding path program 1 times [2024-11-15 22:20:04,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:20:04,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345202835] [2024-11-15 22:20:04,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:20:04,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:20:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:20:04,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:20:04,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:20:04,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345202835] [2024-11-15 22:20:04,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345202835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:20:04,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:20:04,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:20:04,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071859504] [2024-11-15 22:20:04,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:20:04,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:20:04,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:20:04,707 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:20:04,707 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:20:04,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:04,707 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:20:04,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:20:04,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:20:04,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:20:04,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:05,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:20:05,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:20:05,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:05,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-15 22:20:05,099 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:20:05,099 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:20:05,099 INFO L132 ounterexampleChecker]: Examining path program with hash 1895740305, occurence #1 [2024-11-15 22:20:05,099 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:20:05,099 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:20:05,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:20:05,099 INFO L85 PathProgramCache]: Analyzing trace with hash -17537962, now seen corresponding path program 1 times [2024-11-15 22:20:05,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:20:05,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519461272] [2024-11-15 22:20:05,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:20:05,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:20:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:20:05,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:20:05,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:20:05,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519461272] [2024-11-15 22:20:05,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519461272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:20:05,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:20:05,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 22:20:05,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916420187] [2024-11-15 22:20:05,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:20:05,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 22:20:05,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:20:05,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 22:20:05,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-15 22:20:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:05,317 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:20:05,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:20:05,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:20:05,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:20:05,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:05,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:05,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:20:05,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:20:05,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:05,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:05,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-15 22:20:05,570 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:20:05,570 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:20:05,571 INFO L132 ounterexampleChecker]: Examining path program with hash 1352382714, occurence #1 [2024-11-15 22:20:05,571 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:20:05,571 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:20:05,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:20:05,571 INFO L85 PathProgramCache]: Analyzing trace with hash 830153665, now seen corresponding path program 1 times [2024-11-15 22:20:05,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:20:05,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087258119] [2024-11-15 22:20:05,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:20:05,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:20:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:20:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:20:05,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:20:05,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087258119] [2024-11-15 22:20:05,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087258119] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:20:05,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:20:05,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-15 22:20:05,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676060876] [2024-11-15 22:20:05,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:20:05,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 22:20:05,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:20:05,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 22:20:05,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-15 22:20:05,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:05,841 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:20:05,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 8 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:20:05,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:20:05,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:20:05,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:05,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:05,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:20:06,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:20:06,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:20:06,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:06,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:20:06,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:20:06,246 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-15 22:20:06,246 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-11-15 22:20:06,247 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-15 22:20:06,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-15 22:20:06,250 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-11-15 22:20:06,252 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 22:20:06,252 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 22:20:06,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-15 22:20:06,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:20:06 BasicIcfg [2024-11-15 22:20:06,267 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 22:20:06,268 INFO L158 Benchmark]: Toolchain (without parser) took 4262.13ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 55.7MB in the beginning and 64.0MB in the end (delta: -8.3MB). Peak memory consumption was 80.4MB. Max. memory is 8.0GB. [2024-11-15 22:20:06,268 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 38.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:20:06,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.52ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 35.0MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-15 22:20:06,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.10ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 33.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:20:06,269 INFO L158 Benchmark]: Boogie Preprocessor took 22.53ms. Allocated memory is still 83.9MB. Free memory was 33.1MB in the beginning and 32.1MB in the end (delta: 983.9kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:20:06,269 INFO L158 Benchmark]: RCFGBuilder took 369.62ms. Allocated memory is still 83.9MB. Free memory was 31.8MB in the beginning and 51.1MB in the end (delta: -19.2MB). Peak memory consumption was 21.3MB. Max. memory is 8.0GB. [2024-11-15 22:20:06,269 INFO L158 Benchmark]: TraceAbstraction took 3549.24ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 50.7MB in the beginning and 64.0MB in the end (delta: -13.3MB). Peak memory consumption was 75.9MB. Max. memory is 8.0GB. [2024-11-15 22:20:06,270 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 83.9MB. Free memory is still 38.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 286.52ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 35.0MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.10ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 33.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 22.53ms. Allocated memory is still 83.9MB. Free memory was 33.1MB in the beginning and 32.1MB in the end (delta: 983.9kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 369.62ms. Allocated memory is still 83.9MB. Free memory was 31.8MB in the beginning and 51.1MB in the end (delta: -19.2MB). Peak memory consumption was 21.3MB. Max. memory is 8.0GB. * TraceAbstraction took 3549.24ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 50.7MB in the beginning and 64.0MB in the end (delta: -13.3MB). Peak memory consumption was 75.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2747, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 160, dependent conditional: 105, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2680, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 93, dependent conditional: 38, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2680, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 93, dependent conditional: 38, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2767, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 180, dependent conditional: 125, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2767, independent: 2587, independent conditional: 13, independent unconditional: 2574, dependent: 180, dependent conditional: 32, dependent unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2767, independent: 2587, independent conditional: 13, independent unconditional: 2574, dependent: 180, dependent conditional: 32, dependent unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1348, independent: 1273, independent conditional: 11, independent unconditional: 1262, dependent: 75, dependent conditional: 20, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1348, independent: 1211, independent conditional: 0, independent unconditional: 1211, dependent: 137, dependent conditional: 0, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 137, independent: 62, independent conditional: 11, independent unconditional: 51, dependent: 75, dependent conditional: 20, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 137, independent: 62, independent conditional: 11, independent unconditional: 51, dependent: 75, dependent conditional: 20, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1384, independent: 617, independent conditional: 104, independent unconditional: 514, dependent: 766, dependent conditional: 203, dependent unconditional: 563, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 2767, independent: 1314, independent conditional: 2, independent unconditional: 1312, dependent: 105, dependent conditional: 12, dependent unconditional: 93, unknown: 1348, unknown conditional: 31, unknown unconditional: 1317] , Statistics on independence cache: Total cache size (in pairs): 1348, Positive cache size: 1273, Positive conditional cache size: 11, Positive unconditional cache size: 1262, Negative cache size: 75, Negative conditional cache size: 20, Negative unconditional cache size: 55, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1405, Maximal queried relation: 5, Independence queries for same thread: 67, Persistent sets #1 benchmarks: Persistent set computation time: 1.2s, Number of persistent set computation: 435, Number of trivial persistent sets: 435, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1317, independent: 1262, independent conditional: 0, independent unconditional: 1262, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2747, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 160, dependent conditional: 105, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2680, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 93, dependent conditional: 38, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2680, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 93, dependent conditional: 38, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2767, independent: 2587, independent conditional: 1325, independent unconditional: 1262, dependent: 180, dependent conditional: 125, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2767, independent: 2587, independent conditional: 13, independent unconditional: 2574, dependent: 180, dependent conditional: 32, dependent unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2767, independent: 2587, independent conditional: 13, independent unconditional: 2574, dependent: 180, dependent conditional: 32, dependent unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1348, independent: 1273, independent conditional: 11, independent unconditional: 1262, dependent: 75, dependent conditional: 20, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1348, independent: 1211, independent conditional: 0, independent unconditional: 1211, dependent: 137, dependent conditional: 0, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 137, independent: 62, independent conditional: 11, independent unconditional: 51, dependent: 75, dependent conditional: 20, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 137, independent: 62, independent conditional: 11, independent unconditional: 51, dependent: 75, dependent conditional: 20, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1384, independent: 617, independent conditional: 104, independent unconditional: 514, dependent: 766, dependent conditional: 203, dependent unconditional: 563, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 2767, independent: 1314, independent conditional: 2, independent unconditional: 1312, dependent: 105, dependent conditional: 12, dependent unconditional: 93, unknown: 1348, unknown conditional: 31, unknown unconditional: 1317] , Statistics on independence cache: Total cache size (in pairs): 1348, Positive cache size: 1273, Positive conditional cache size: 11, Positive unconditional cache size: 1262, Negative cache size: 75, Negative conditional cache size: 20, Negative unconditional cache size: 55, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1405, Maximal queried relation: 5, Independence queries for same thread: 67 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 131 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 2.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 386 NumberOfCodeBlocks, 386 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 381 ConstructedInterpolants, 0 QuantifiedInterpolants, 1404 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-15 22:20:06,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...