/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 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 14:05:53,301 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 14:05:53,339 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 14:05:53,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 14:05:53,343 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 14:05:53,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 14:05:53,358 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 14:05:53,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 14:05:53,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 14:05:53,359 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 14:05:53,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 14:05:53,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 14:05:53,360 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 14:05:53,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 14:05:53,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 14:05:53,361 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 14:05:53,361 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 14:05:53,361 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 14:05:53,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 14:05:53,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 14:05:53,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 14:05:53,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 14:05:53,363 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 14:05:53,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 14:05:53,363 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 14:05:53,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 14:05:53,363 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 14:05:53,364 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 14:05:53,364 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 14:05:53,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 14:05:53,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 14:05:53,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 14:05:53,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 14:05:53,365 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 14:05:53,365 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 14:05:53,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 14:05:53,365 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 14:05:53,365 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 14:05:53,366 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 14:05:53,366 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-04 14:05:53,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 14:05:53,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 14:05:53,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 14:05:53,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 14:05:53,580 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 14:05:53,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-04-04 14:05:54,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 14:05:54,797 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 14:05:54,798 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-04-04 14:05:54,804 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3b0e4b4c9/568e509255764ec4a73f03d6a150d1b3/FLAG79e3eefd3 [2024-04-04 14:05:54,814 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3b0e4b4c9/568e509255764ec4a73f03d6a150d1b3 [2024-04-04 14:05:54,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 14:05:54,817 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 14:05:54,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 14:05:54,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 14:05:54,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 14:05:54,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:05:54" (1/1) ... [2024-04-04 14:05:54,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77b6ac25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:54, skipping insertion in model container [2024-04-04 14:05:54,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:05:54" (1/1) ... [2024-04-04 14:05:54,844 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 14:05:54,987 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c[2957,2970] [2024-04-04 14:05:55,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 14:05:55,012 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 14:05:55,028 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c[2957,2970] [2024-04-04 14:05:55,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 14:05:55,037 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 14:05:55,037 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 14:05:55,042 INFO L206 MainTranslator]: Completed translation [2024-04-04 14:05:55,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55 WrapperNode [2024-04-04 14:05:55,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 14:05:55,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 14:05:55,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 14:05:55,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 14:05:55,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,067 INFO L138 Inliner]: procedures = 22, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2024-04-04 14:05:55,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 14:05:55,068 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 14:05:55,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 14:05:55,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 14:05:55,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 14:05:55,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 14:05:55,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 14:05:55,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 14:05:55,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (1/1) ... [2024-04-04 14:05:55,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 14:05:55,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:05:55,119 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) [2024-04-04 14:05:55,137 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 [2024-04-04 14:05:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 14:05:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 14:05:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 14:05:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 14:05:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 14:05:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 14:05:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 14:05:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 14:05:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 14:05:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 14:05:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 14:05:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 14:05:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 14:05:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 14:05:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 14:05:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 14:05:55,165 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 14:05:55,317 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 14:05:55,320 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 14:05:55,571 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 14:05:55,658 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 14:05:55,659 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-04 14:05:55,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:05:55 BoogieIcfgContainer [2024-04-04 14:05:55,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 14:05:55,669 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 14:05:55,670 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 14:05:55,673 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 14:05:55,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 02:05:54" (1/3) ... [2024-04-04 14:05:55,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c65fff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:05:55, skipping insertion in model container [2024-04-04 14:05:55,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:05:55" (2/3) ... [2024-04-04 14:05:55,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c65fff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:05:55, skipping insertion in model container [2024-04-04 14:05:55,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:05:55" (3/3) ... [2024-04-04 14:05:55,676 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-threaded-sum-3.wvr.c [2024-04-04 14:05:55,683 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 14:05:55,692 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 14:05:55,692 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 14:05:55,692 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 14:05:55,771 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 14:05:55,816 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 14:05:55,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 14:05:55,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:05:55,819 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) [2024-04-04 14:05:55,865 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 [2024-04-04 14:05:55,883 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 14:05:55,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:05:55,893 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 14:05:55,899 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;@6dc8d6a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-04 14:05:55,899 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 14:05:56,075 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:05:56,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:05:56,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1970604412, now seen corresponding path program 1 times [2024-04-04 14:05:56,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:05:56,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011195643] [2024-04-04 14:05:56,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:05:56,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:05:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:05:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-04-04 14:05:56,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:05:56,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011195643] [2024-04-04 14:05:56,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011195643] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:05:56,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:05:56,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 14:05:56,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876758217] [2024-04-04 14:05:56,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:05:56,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 14:05:56,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:05:56,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 14:05:56,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 14:05:56,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:56,509 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:05:56,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.5) internal successors, (95), 2 states have internal predecessors, (95), 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) [2024-04-04 14:05:56,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:56,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:56,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 14:05:56,564 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:05:56,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:05:56,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1182103125, now seen corresponding path program 1 times [2024-04-04 14:05:56,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:05:56,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050723104] [2024-04-04 14:05:56,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:05:56,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:05:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:00,686 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:06:00,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:06:00,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050723104] [2024-04-04 14:06:00,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050723104] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:06:00,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326001799] [2024-04-04 14:06:00,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:00,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:06:00,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:06:00,722 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:06:00,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 14:06:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:00,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-04 14:06:00,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:06:02,485 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 14:06:02,486 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:06:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-04 14:06:03,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326001799] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:06:03,216 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:06:03,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 11] total 50 [2024-04-04 14:06:03,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709505927] [2024-04-04 14:06:03,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:06:03,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-04 14:06:03,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:06:03,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-04 14:06:03,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=285, Invalid=2165, Unknown=0, NotChecked=0, Total=2450 [2024-04-04 14:06:03,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:03,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:06:03,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 4.8) internal successors, (240), 50 states have internal predecessors, (240), 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) [2024-04-04 14:06:03,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:03,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:11,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 14:06:11,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-04 14:06:11,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-04-04 14:06:11,251 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:06:11,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:06:11,251 INFO L85 PathProgramCache]: Analyzing trace with hash 738089604, now seen corresponding path program 2 times [2024-04-04 14:06:11,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:06:11,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826980162] [2024-04-04 14:06:11,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:11,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-04-04 14:06:11,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:06:11,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826980162] [2024-04-04 14:06:11,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826980162] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:06:11,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:06:11,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 14:06:11,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261690020] [2024-04-04 14:06:11,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:06:11,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 14:06:11,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:06:12,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1864897620, now seen corresponding path program 1 times [2024-04-04 14:06:12,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:12,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:06:12,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:06:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:06:13,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1977251044, now seen corresponding path program 2 times [2024-04-04 14:06:13,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:13,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 117 proven. 30 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 14:06:15,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:15,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:17,642 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 117 proven. 30 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 14:06:17,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1332302326, now seen corresponding path program 3 times [2024-04-04 14:06:17,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:17,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:06:17,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:06:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:06:18,510 INFO L85 PathProgramCache]: Analyzing trace with hash 442291473, now seen corresponding path program 4 times [2024-04-04 14:06:18,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:18,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:18,777 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-04-04 14:06:18,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:18,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:18,991 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-04-04 14:06:19,164 INFO L85 PathProgramCache]: Analyzing trace with hash 41087952, now seen corresponding path program 5 times [2024-04-04 14:06:19,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:19,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:06:19,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:06:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:06:19,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 14:06:19,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-04-04 14:06:19,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:19,626 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:06:19,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 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) [2024-04-04 14:06:19,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:19,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-04 14:06:19,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:20,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:20,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-04-04 14:06:20,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:06:20,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable9 [2024-04-04 14:06:20,041 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:06:20,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:06:20,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1607877237, now seen corresponding path program 3 times [2024-04-04 14:06:20,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:06:20,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271743056] [2024-04-04 14:06:20,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:20,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-04-04 14:06:20,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:06:20,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271743056] [2024-04-04 14:06:20,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271743056] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:06:20,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:06:20,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 14:06:20,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489999153] [2024-04-04 14:06:20,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:06:20,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 14:06:20,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:06:21,008 INFO L85 PathProgramCache]: Analyzing trace with hash -763490875, now seen corresponding path program 6 times [2024-04-04 14:06:21,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:21,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2024-04-04 14:20:15,428 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-04 14:20:15,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11 [2024-04-04 14:20:15,429 WARN L619 AbstractCegarLoop]: Verification canceled: while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-6-3-22-3-25-3-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-2-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 context. [2024-04-04 14:20:15,430 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-04 14:20:15,430 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-04 14:20:15,430 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-04 14:20:15,434 INFO L445 BasicCegarLoop]: Path program histogram: [6, 3, 1] [2024-04-04 14:20:15,436 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 14:20:15,436 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 14:20:15,438 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 14:20:15,438 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 14:20:15,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 02:20:15 BasicIcfg [2024-04-04 14:20:15,439 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 14:20:15,439 INFO L158 Benchmark]: Toolchain (without parser) took 860622.34ms. Allocated memory was 169.9MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 103.1MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-04-04 14:20:15,439 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 169.9MB. Free memory is still 141.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 14:20:15,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.33ms. Allocated memory is still 169.9MB. Free memory was 102.9MB in the beginning and 91.1MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 14:20:15,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.48ms. Allocated memory is still 169.9MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 14:20:15,440 INFO L158 Benchmark]: Boogie Preprocessor took 18.56ms. Allocated memory is still 169.9MB. Free memory was 89.3MB in the beginning and 87.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-04 14:20:15,440 INFO L158 Benchmark]: RCFGBuilder took 579.71ms. Allocated memory was 169.9MB in the beginning and 212.9MB in the end (delta: 43.0MB). Free memory was 87.8MB in the beginning and 168.9MB in the end (delta: -81.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-04-04 14:20:15,441 INFO L158 Benchmark]: TraceAbstraction took 859769.65ms. Allocated memory was 212.9MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 167.8MB in the beginning and 1.1GB in the end (delta: -974.2MB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-04-04 14:20:15,442 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 169.9MB. Free memory is still 141.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 225.33ms. Allocated memory is still 169.9MB. Free memory was 102.9MB in the beginning and 91.1MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.48ms. Allocated memory is still 169.9MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.56ms. Allocated memory is still 169.9MB. Free memory was 89.3MB in the beginning and 87.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 579.71ms. Allocated memory was 169.9MB in the beginning and 212.9MB in the end (delta: 43.0MB). Free memory was 87.8MB in the beginning and 168.9MB in the end (delta: -81.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 859769.65ms. Allocated memory was 212.9MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 167.8MB in the beginning and 1.1GB in the end (delta: -974.2MB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12857, independent: 10847, independent conditional: 9967, independent unconditional: 880, dependent: 2010, dependent conditional: 1805, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11063, independent: 10847, independent conditional: 9967, independent unconditional: 880, dependent: 216, dependent conditional: 188, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11063, independent: 10847, independent conditional: 9967, independent unconditional: 880, dependent: 216, dependent conditional: 188, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11063, independent: 10847, independent conditional: 9967, independent unconditional: 880, dependent: 216, dependent conditional: 188, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11527, independent: 10847, independent conditional: 1226, independent unconditional: 9621, dependent: 680, dependent conditional: 209, dependent unconditional: 471, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11527, independent: 10847, independent conditional: 1037, independent unconditional: 9810, dependent: 680, dependent conditional: 120, dependent unconditional: 560, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11527, independent: 10847, independent conditional: 1037, independent unconditional: 9810, dependent: 680, dependent conditional: 120, dependent unconditional: 560, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 628, independent: 564, independent conditional: 75, independent unconditional: 489, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 628, independent: 541, independent conditional: 0, independent unconditional: 541, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 87, independent: 23, independent conditional: 23, independent unconditional: 0, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 87, independent: 23, independent conditional: 23, independent unconditional: 0, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 373, independent: 43, independent conditional: 43, independent unconditional: 0, dependent: 329, dependent conditional: 246, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11527, independent: 10283, independent conditional: 962, independent unconditional: 9321, dependent: 616, dependent conditional: 70, dependent unconditional: 546, unknown: 628, unknown conditional: 125, unknown unconditional: 503] , Statistics on independence cache: Total cache size (in pairs): 628, Positive cache size: 564, Positive conditional cache size: 75, Positive unconditional cache size: 489, Negative cache size: 64, Negative conditional cache size: 50, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 278, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11527, independent: 10847, independent conditional: 1226, independent unconditional: 9621, dependent: 680, dependent conditional: 209, dependent unconditional: 471, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11527, independent: 10847, independent conditional: 1037, independent unconditional: 9810, dependent: 680, dependent conditional: 120, dependent unconditional: 560, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11527, independent: 10847, independent conditional: 1037, independent unconditional: 9810, dependent: 680, dependent conditional: 120, dependent unconditional: 560, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 628, independent: 564, independent conditional: 75, independent unconditional: 489, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 628, independent: 541, independent conditional: 0, independent unconditional: 541, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 87, independent: 23, independent conditional: 23, independent unconditional: 0, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 87, independent: 23, independent conditional: 23, independent unconditional: 0, dependent: 64, dependent conditional: 50, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 373, independent: 43, independent conditional: 43, independent unconditional: 0, dependent: 329, dependent conditional: 246, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11527, independent: 10283, independent conditional: 962, independent unconditional: 9321, dependent: 616, dependent conditional: 70, dependent unconditional: 546, unknown: 628, unknown conditional: 125, unknown unconditional: 503] , Statistics on independence cache: Total cache size (in pairs): 628, Positive cache size: 564, Positive conditional cache size: 75, Positive unconditional cache size: 489, Negative cache size: 64, Negative conditional cache size: 50, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 278 ], Independence queries for same thread: 1794 - TimeoutResultAtElement [Line: 118]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-6-3-22-3-25-3-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-2-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 context. - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-6-3-22-3-25-3-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-2-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 context. - TimeoutResultAtElement [Line: 112]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-6-3-22-3-25-3-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-2-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 context. - TimeoutResultAtElement [Line: 111]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-6-3-22-3-25-3-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-2-25-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-24-3-23-3-22-3-22-3-22-3-22-3-22-3-22-2-22-2-22-2-22-2-22-2-21-2-21-2-21-2-21-2-21-2-21-2-21-2-20-2-20-2-20-2-20-2-19-2-18-2-17-2-17-2-17-2-16-2-15-2-15-2-14-2-13-2-11-2-10-2-8-2-7-2-6-2-4-2-3-2-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 132 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 859.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 8.4s, 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: 109, 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, 0.8s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 768 NumberOfCodeBlocks, 768 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 877 ConstructedInterpolants, 0 QuantifiedInterpolants, 5033 SizeOfPredicates, 22 NumberOfNonLiveVariables, 254 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 1736/1843 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown