/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 16:15:03,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 16:15:03,714 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 16:15:03,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 16:15:03,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 16:15:03,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 16:15:03,756 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 16:15:03,756 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 16:15:03,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 16:15:03,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 16:15:03,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 16:15:03,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 16:15:03,758 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 16:15:03,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 16:15:03,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 16:15:03,758 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 16:15:03,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 16:15:03,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 16:15:03,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 16:15:03,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 16:15:03,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 16:15:03,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 16:15:03,760 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 16:15:03,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 16:15:03,760 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 16:15:03,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 16:15:03,761 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 16:15:03,761 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 16:15:03,761 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 16:15:03,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 16:15:03,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 16:15:03,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 16:15:03,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 16:15:03,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 16:15:03,762 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 16:15:03,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 16:15:03,763 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 16:15:03,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 16:15:03,763 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 16:15:03,763 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-05-05 16:15:03,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 16:15:04,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 16:15:04,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 16:15:04,029 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 16:15:04,030 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 16:15:04,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i [2024-05-05 16:15:05,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 16:15:05,543 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 16:15:05,544 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i [2024-05-05 16:15:05,582 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5f231aa13/311266210a65413791c163eee0c1081b/FLAGb152c1cb8 [2024-05-05 16:15:05,604 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5f231aa13/311266210a65413791c163eee0c1081b [2024-05-05 16:15:05,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 16:15:05,607 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 16:15:05,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 16:15:05,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 16:15:05,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 16:15:05,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 04:15:05" (1/1) ... [2024-05-05 16:15:05,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aad47dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:05, skipping insertion in model container [2024-05-05 16:15:05,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 04:15:05" (1/1) ... [2024-05-05 16:15:05,662 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 16:15:05,790 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2024-05-05 16:15:06,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 16:15:06,019 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 16:15:06,027 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2024-05-05 16:15:06,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 16:15:06,087 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 16:15:06,087 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 16:15:06,093 INFO L206 MainTranslator]: Completed translation [2024-05-05 16:15:06,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06 WrapperNode [2024-05-05 16:15:06,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 16:15:06,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 16:15:06,095 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 16:15:06,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 16:15:06,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,141 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2024-05-05 16:15:06,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 16:15:06,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 16:15:06,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 16:15:06,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 16:15:06,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,168 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 16:15:06,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 16:15:06,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 16:15:06,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 16:15:06,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (1/1) ... [2024-05-05 16:15:06,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 16:15:06,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 16:15:06,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-05 16:15:06,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-05 16:15:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 16:15:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 16:15:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 16:15:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 16:15:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 16:15:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 16:15:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 16:15:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 16:15:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 16:15:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-05 16:15:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-05 16:15:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 16:15:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 16:15:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 16:15:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 16:15:06,273 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 16:15:06,414 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 16:15:06,416 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 16:15:06,693 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 16:15:06,881 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 16:15:06,881 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 16:15:06,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 04:15:06 BoogieIcfgContainer [2024-05-05 16:15:06,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 16:15:06,885 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 16:15:06,886 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 16:15:06,888 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 16:15:06,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 04:15:05" (1/3) ... [2024-05-05 16:15:06,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f68dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 04:15:06, skipping insertion in model container [2024-05-05 16:15:06,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:15:06" (2/3) ... [2024-05-05 16:15:06,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f68dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 04:15:06, skipping insertion in model container [2024-05-05 16:15:06,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 04:15:06" (3/3) ... [2024-05-05 16:15:06,891 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_power.i [2024-05-05 16:15:06,899 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 16:15:06,906 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 16:15:06,907 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-05 16:15:06,907 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 16:15:06,956 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 16:15:06,996 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 16:15:06,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 16:15:06,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 16:15:07,008 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-05 16:15:07,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-05 16:15:07,055 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 16:15:07,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:07,068 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 16:15:07,075 INFO L357 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, mHoare=true, 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;@317a2a9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-05 16:15:07,075 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-05-05 16:15:07,119 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-05 16:15:07,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:07,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1776504979, now seen corresponding path program 1 times [2024-05-05 16:15:07,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:15:07,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772281854] [2024-05-05 16:15:07,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:07,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:08,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:08,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:15:08,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772281854] [2024-05-05 16:15:08,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772281854] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:15:08,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:15:08,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-05 16:15:08,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476060787] [2024-05-05 16:15:08,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:15:08,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-05 16:15:08,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:15:08,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-05 16:15:08,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-05-05 16:15:08,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:08,550 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:15:08,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 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) [2024-05-05 16:15:08,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:08,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:08,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 16:15:08,644 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-05 16:15:08,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:08,645 INFO L85 PathProgramCache]: Analyzing trace with hash 787565550, now seen corresponding path program 1 times [2024-05-05 16:15:08,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:15:08,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883085327] [2024-05-05 16:15:08,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:08,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:10,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:10,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:15:10,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883085327] [2024-05-05 16:15:10,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883085327] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:15:10,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:15:10,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-05-05 16:15:10,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954547816] [2024-05-05 16:15:10,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:15:10,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-05 16:15:10,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:15:10,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-05 16:15:10,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-05-05 16:15:10,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:10,394 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:15:10,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.818181818181818) internal successors, (86), 11 states have internal predecessors, (86), 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) [2024-05-05 16:15:10,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:10,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:10,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:10,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:10,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 16:15:10,787 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-05 16:15:10,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:10,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1066240401, now seen corresponding path program 1 times [2024-05-05 16:15:10,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:15:10,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54349789] [2024-05-05 16:15:10,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:10,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:11,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:15:11,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54349789] [2024-05-05 16:15:11,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54349789] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:15:11,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:15:11,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 16:15:11,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973221647] [2024-05-05 16:15:11,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:15:11,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 16:15:11,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:15:11,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 16:15:11,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-05 16:15:11,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:11,071 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:15:11,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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) [2024-05-05 16:15:11,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:11,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:11,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:11,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:11,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:11,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-05 16:15:11,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 16:15:11,229 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-05 16:15:11,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:11,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1074337039, now seen corresponding path program 1 times [2024-05-05 16:15:11,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:15:11,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095804814] [2024-05-05 16:15:11,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:11,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:11,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:11,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:15:11,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095804814] [2024-05-05 16:15:11,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095804814] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:15:11,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:15:11,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 16:15:11,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186656140] [2024-05-05 16:15:11,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:15:11,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 16:15:11,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:15:11,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 16:15:11,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-05 16:15:11,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:11,679 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:15:11,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2024-05-05 16:15:11,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:11,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:11,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-05 16:15:11,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:13,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:13,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:13,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 16:15:13,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 16:15:13,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-05 16:15:13,991 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-05 16:15:13,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:13,992 INFO L85 PathProgramCache]: Analyzing trace with hash 829863683, now seen corresponding path program 2 times [2024-05-05 16:15:13,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:15:13,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112865020] [2024-05-05 16:15:13,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:15,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:15:15,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112865020] [2024-05-05 16:15:15,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112865020] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:15:15,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:15:15,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-05-05 16:15:15,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718707870] [2024-05-05 16:15:15,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:15:15,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-05 16:15:15,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:15:15,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1089316915, now seen corresponding path program 1 times [2024-05-05 16:15:16,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:16,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:16,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 16:15:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:16,201 INFO L85 PathProgramCache]: Analyzing trace with hash -345146104, now seen corresponding path program 1 times [2024-05-05 16:15:16,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:16,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:16,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 16:15:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:16,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-05 16:15:16,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2024-05-05 16:15:16,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:16,315 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:15:16,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.75) internal successors, (92), 16 states have internal predecessors, (92), 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) [2024-05-05 16:15:16,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:16,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:16,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 16:15:16,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 16:15:16,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:18,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:18,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:18,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 16:15:18,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 16:15:18,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-05 16:15:18,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-05 16:15:18,417 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-05 16:15:18,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:18,418 INFO L85 PathProgramCache]: Analyzing trace with hash 156848899, now seen corresponding path program 3 times [2024-05-05 16:15:18,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:15:18,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945316748] [2024-05-05 16:15:18,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:18,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:21,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:21,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:15:21,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945316748] [2024-05-05 16:15:21,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945316748] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:15:21,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:15:21,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-05-05 16:15:21,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135795375] [2024-05-05 16:15:21,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:15:21,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-05 16:15:21,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:15:27,289 INFO L85 PathProgramCache]: Analyzing trace with hash -851690270, now seen corresponding path program 1 times [2024-05-05 16:15:27,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:27,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:27,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:27,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:27,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:27,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:27,542 INFO L85 PathProgramCache]: Analyzing trace with hash 705229773, now seen corresponding path program 2 times [2024-05-05 16:15:27,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:27,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:27,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 16:15:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:27,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-05-05 16:15:27,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2024-05-05 16:15:27,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:27,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:15:27,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.5) internal successors, (150), 21 states have internal predecessors, (150), 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) [2024-05-05 16:15:27,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:27,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:27,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 16:15:27,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 16:15:27,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-05 16:15:27,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 16:15:30,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 16:15:30,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-05 16:15:30,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-05 16:15:30,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-05-05 16:15:30,082 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-05 16:15:30,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:15:30,082 INFO L85 PathProgramCache]: Analyzing trace with hash 531243693, now seen corresponding path program 4 times [2024-05-05 16:15:30,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:15:30,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398949089] [2024-05-05 16:15:30,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:30,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:30,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:15:30,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398949089] [2024-05-05 16:15:30,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398949089] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:15:30,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:15:30,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-05-05 16:15:30,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928584503] [2024-05-05 16:15:30,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:15:30,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-05 16:15:30,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:15:34,052 INFO L85 PathProgramCache]: Analyzing trace with hash 658232315, now seen corresponding path program 1 times [2024-05-05 16:15:34,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:34,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:34,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:34,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:37,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1201076732, now seen corresponding path program 1 times [2024-05-05 16:15:37,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:37,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:37,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 16:15:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:40,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1421326516, now seen corresponding path program 1 times [2024-05-05 16:15:40,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:40,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:40,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:40,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:41,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:44,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1111448579, now seen corresponding path program 1 times [2024-05-05 16:15:44,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:44,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:45,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:45,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:45,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:45,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:52,213 INFO L85 PathProgramCache]: Analyzing trace with hash -95167120, now seen corresponding path program 1 times [2024-05-05 16:15:52,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:52,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:53,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:53,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:15:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 16:15:53,777 INFO L85 PathProgramCache]: Analyzing trace with hash -995528034, now seen corresponding path program 2 times [2024-05-05 16:15:53,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:15:53,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:15:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:53,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 16:15:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 16:15:53,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-05 16:15:53,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=966, Unknown=0, NotChecked=0, Total=1122 [2024-05-05 16:15:53,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:53,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:15:53,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 27 states have (on average 9.185185185185185) internal successors, (248), 29 states have internal predecessors, (248), 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) [2024-05-05 16:15:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 16:15:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 16:15:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-05 16:15:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-05 16:15:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:15:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 16:15:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:15:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 16:15:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 16:15:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-05 16:15:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-05 16:15:55,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 16:15:55,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2024-05-05 16:15:55,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2024-05-05 16:15:55,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2024-05-05 16:15:55,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-05-05 16:15:55,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-05-05 16:15:55,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-05-05 16:15:55,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-05 16:15:55,842 INFO L448 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-05 16:15:55,845 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 16:15:55,845 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 16:15:55,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 04:15:55 BasicIcfg [2024-05-05 16:15:55,848 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 16:15:55,848 INFO L158 Benchmark]: Toolchain (without parser) took 50241.75ms. Allocated memory was 241.2MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 164.8MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 390.9MB. Max. memory is 8.0GB. [2024-05-05 16:15:55,848 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 241.2MB. Free memory is still 205.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 16:15:55,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.48ms. Allocated memory is still 241.2MB. Free memory was 164.6MB in the beginning and 136.8MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2024-05-05 16:15:55,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.89ms. Allocated memory is still 241.2MB. Free memory was 136.6MB in the beginning and 133.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-05-05 16:15:55,849 INFO L158 Benchmark]: Boogie Preprocessor took 29.87ms. Allocated memory is still 241.2MB. Free memory was 133.2MB in the beginning and 130.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 16:15:55,849 INFO L158 Benchmark]: RCFGBuilder took 710.65ms. Allocated memory is still 241.2MB. Free memory was 130.6MB in the beginning and 181.7MB in the end (delta: -51.1MB). Peak memory consumption was 56.5MB. Max. memory is 8.0GB. [2024-05-05 16:15:55,849 INFO L158 Benchmark]: TraceAbstraction took 48962.53ms. Allocated memory was 241.2MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 180.7MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 405.7MB. Max. memory is 8.0GB. [2024-05-05 16:15:55,850 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 241.2MB. Free memory is still 205.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 486.48ms. Allocated memory is still 241.2MB. Free memory was 164.6MB in the beginning and 136.8MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.89ms. Allocated memory is still 241.2MB. Free memory was 136.6MB in the beginning and 133.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.87ms. Allocated memory is still 241.2MB. Free memory was 133.2MB in the beginning and 130.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 710.65ms. Allocated memory is still 241.2MB. Free memory was 130.6MB in the beginning and 181.7MB in the end (delta: -51.1MB). Peak memory consumption was 56.5MB. Max. memory is 8.0GB. * TraceAbstraction took 48962.53ms. Allocated memory was 241.2MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 180.7MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 405.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 252341, independent: 247250, independent conditional: 247237, independent unconditional: 13, dependent: 5091, dependent conditional: 5091, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 251691, independent: 247250, independent conditional: 247237, independent unconditional: 13, dependent: 4441, dependent conditional: 4441, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 251691, independent: 247250, independent conditional: 247237, independent unconditional: 13, dependent: 4441, dependent conditional: 4441, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 251691, independent: 247250, independent conditional: 247237, independent unconditional: 13, dependent: 4441, dependent conditional: 4441, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 298772, independent: 247250, independent conditional: 17316, independent unconditional: 229934, dependent: 51522, dependent conditional: 25984, dependent unconditional: 25538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 298772, independent: 247250, independent conditional: 16876, independent unconditional: 230374, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 298772, independent: 247250, independent conditional: 16876, independent unconditional: 230374, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1466, independent: 1262, independent conditional: 396, independent unconditional: 866, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1466, independent: 878, independent conditional: 0, independent unconditional: 878, dependent: 588, dependent conditional: 0, dependent unconditional: 588, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3184, independent: 1856, independent conditional: 1852, independent unconditional: 4, dependent: 1328, dependent conditional: 832, dependent unconditional: 495, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 298772, independent: 245988, independent conditional: 16480, independent unconditional: 229508, dependent: 51318, dependent conditional: 8327, dependent unconditional: 42991, unknown: 1466, unknown conditional: 539, unknown unconditional: 927] , Statistics on independence cache: Total cache size (in pairs): 1466, Positive cache size: 1262, Positive conditional cache size: 396, Positive unconditional cache size: 866, Negative cache size: 204, Negative conditional cache size: 143, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17954, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 298772, independent: 247250, independent conditional: 17316, independent unconditional: 229934, dependent: 51522, dependent conditional: 25984, dependent unconditional: 25538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 298772, independent: 247250, independent conditional: 16876, independent unconditional: 230374, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 298772, independent: 247250, independent conditional: 16876, independent unconditional: 230374, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1466, independent: 1262, independent conditional: 396, independent unconditional: 866, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1466, independent: 878, independent conditional: 0, independent unconditional: 878, dependent: 588, dependent conditional: 0, dependent unconditional: 588, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3184, independent: 1856, independent conditional: 1852, independent unconditional: 4, dependent: 1328, dependent conditional: 832, dependent unconditional: 495, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 298772, independent: 245988, independent conditional: 16480, independent unconditional: 229508, dependent: 51318, dependent conditional: 8327, dependent unconditional: 42991, unknown: 1466, unknown conditional: 539, unknown unconditional: 927] , Statistics on independence cache: Total cache size (in pairs): 1466, Positive cache size: 1262, Positive conditional cache size: 396, Positive unconditional cache size: 866, Negative cache size: 204, Negative conditional cache size: 143, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17954 ], Independence queries for same thread: 650 - PositiveResult [Line: 18]: 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: 18]: 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 with 1 thread instances CFG has 7 procedures, 145 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 48.8s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 9.6s, 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: 110, 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: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.8s InterpolantComputationTime, 606 NumberOfCodeBlocks, 606 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 4491 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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, ConditionalCommutativityCheckTime: 29.4s, ConditionalCommutativityIAIntegrations: 5, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 12, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 16:15:55,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-05 16:15:56,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...