/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-array-int-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 00:13:29,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 00:13:29,281 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-01-26 00:13:29,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 00:13:29,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 00:13:29,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-01-26 00:13:29,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 00:13:29,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 00:13:29,298 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 00:13:29,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 00:13:29,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 00:13:29,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 00:13:29,302 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 00:13:29,303 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 00:13:29,303 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 00:13:29,303 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 00:13:29,303 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 00:13:29,304 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 00:13:29,304 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 00:13:29,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 00:13:29,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 00:13:29,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 00:13:29,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 00:13:29,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 00:13:29,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 00:13:29,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 00:13:29,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 00:13:29,305 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 00:13:29,305 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 00:13:29,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 00:13:29,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 00:13:29,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 00:13:29,307 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-01-26 00:13:29,308 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-26 00:13:29,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 00:13:29,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 00:13:29,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 00:13:29,524 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 00:13:29,525 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 00:13:29,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-array-int-subst.wvr.c [2024-01-26 00:13:30,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 00:13:30,850 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 00:13:30,851 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-subst.wvr.c [2024-01-26 00:13:30,859 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e567f5cdd/f9e8c5d5ec6c46f29f10f947ce433adb/FLAG9412bc67e [2024-01-26 00:13:30,873 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e567f5cdd/f9e8c5d5ec6c46f29f10f947ce433adb [2024-01-26 00:13:30,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 00:13:30,876 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 00:13:30,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 00:13:30,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 00:13:30,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 00:13:30,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 12:13:30" (1/1) ... [2024-01-26 00:13:30,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c720bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:30, skipping insertion in model container [2024-01-26 00:13:30,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 12:13:30" (1/1) ... [2024-01-26 00:13:30,908 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 00:13:31,046 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-subst.wvr.c[2820,2833] [2024-01-26 00:13:31,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 00:13:31,062 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 00:13:31,081 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-subst.wvr.c[2820,2833] [2024-01-26 00:13:31,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 00:13:31,095 INFO L206 MainTranslator]: Completed translation [2024-01-26 00:13:31,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31 WrapperNode [2024-01-26 00:13:31,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 00:13:31,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 00:13:31,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 00:13:31,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 00:13:31,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,129 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 292 [2024-01-26 00:13:31,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 00:13:31,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 00:13:31,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 00:13:31,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 00:13:31,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 00:13:31,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 00:13:31,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 00:13:31,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 00:13:31,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (1/1) ... [2024-01-26 00:13:31,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 00:13:31,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 00:13:31,197 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) [2024-01-26 00:13:31,217 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 [2024-01-26 00:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 00:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 00:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 00:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 00:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-26 00:13:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-26 00:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-26 00:13:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-26 00:13:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-26 00:13:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-26 00:13:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 00:13:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-26 00:13:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 00:13:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 00:13:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 00:13:31,228 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-26 00:13:31,344 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 00:13:31,347 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 00:13:31,761 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 00:13:31,771 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 00:13:31,772 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-01-26 00:13:31,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 12:13:31 BoogieIcfgContainer [2024-01-26 00:13:31,772 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 00:13:31,774 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 00:13:31,774 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 00:13:31,776 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 00:13:31,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 12:13:30" (1/3) ... [2024-01-26 00:13:31,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb74db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 12:13:31, skipping insertion in model container [2024-01-26 00:13:31,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:13:31" (2/3) ... [2024-01-26 00:13:31,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb74db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 12:13:31, skipping insertion in model container [2024-01-26 00:13:31,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 12:13:31" (3/3) ... [2024-01-26 00:13:31,778 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-array-int-subst.wvr.c [2024-01-26 00:13:31,784 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 00:13:31,792 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 00:13:31,793 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-26 00:13:31,793 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 00:13:31,872 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-26 00:13:31,910 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 00:13:31,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 00:13:31,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 00:13:31,917 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) [2024-01-26 00:13:31,923 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 [2024-01-26 00:13:31,949 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 00:13:31,957 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 00:13:31,961 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=LoopsAndPotentialCycles, 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;@44b3e4c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 00:13:31,962 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-26 00:13:32,035 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:13:32,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:13:32,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1956539588, now seen corresponding path program 1 times [2024-01-26 00:13:32,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:13:32,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388034410] [2024-01-26 00:13:32,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:13:32,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:13:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:13:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 00:13:32,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:13:32,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388034410] [2024-01-26 00:13:32,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388034410] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 00:13:32,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 00:13:32,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 00:13:32,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2524034] [2024-01-26 00:13:32,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 00:13:32,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 00:13:32,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:13:32,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 00:13:32,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 00:13:32,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:13:32,386 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:13:32,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 143.5) internal successors, (287), 2 states have internal predecessors, (287), 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) [2024-01-26 00:13:32,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2024-01-26 00:14:03,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:03,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 00:14:03,926 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:14:03,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:14:03,926 INFO L85 PathProgramCache]: Analyzing trace with hash 2017172919, now seen corresponding path program 1 times [2024-01-26 00:14:03,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:14:03,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101513126] [2024-01-26 00:14:03,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:14:03,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:14:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:14:04,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-01-26 00:14:04,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:14:04,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101513126] [2024-01-26 00:14:04,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101513126] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 00:14:04,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 00:14:04,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-01-26 00:14:04,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960559735] [2024-01-26 00:14:04,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 00:14:04,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-01-26 00:14:04,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:14:04,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-01-26 00:14:04,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-01-26 00:14:04,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:04,456 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:14:04,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 40.142857142857146) internal successors, (281), 7 states have internal predecessors, (281), 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) [2024-01-26 00:14:04,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:04,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2024-01-26 00:14:33,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:33,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:14:33,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 00:14:33,102 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:14:33,102 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:14:33,102 INFO L85 PathProgramCache]: Analyzing trace with hash -780886012, now seen corresponding path program 1 times [2024-01-26 00:14:33,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:14:33,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862328252] [2024-01-26 00:14:33,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:14:33,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:14:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:14:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-01-26 00:14:33,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:14:33,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862328252] [2024-01-26 00:14:33,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862328252] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 00:14:33,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 00:14:33,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-01-26 00:14:33,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777301938] [2024-01-26 00:14:33,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 00:14:33,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-01-26 00:14:33,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:14:33,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-01-26 00:14:33,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-01-26 00:14:33,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:33,418 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:14:33,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 41.285714285714285) internal successors, (289), 7 states have internal predecessors, (289), 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) [2024-01-26 00:14:33,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:33,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:14:33,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2024-01-26 00:15:08,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:15:08,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:08,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:08,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-26 00:15:08,684 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:15:08,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:15:08,685 INFO L85 PathProgramCache]: Analyzing trace with hash 267623972, now seen corresponding path program 1 times [2024-01-26 00:15:08,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:15:08,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524926624] [2024-01-26 00:15:08,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:15:08,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:15:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:15:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-01-26 00:15:12,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:15:12,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524926624] [2024-01-26 00:15:12,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524926624] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 00:15:12,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 00:15:12,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2024-01-26 00:15:12,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978456664] [2024-01-26 00:15:12,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 00:15:12,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-01-26 00:15:12,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:15:12,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-01-26 00:15:12,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=2196, Unknown=0, NotChecked=0, Total=2352 [2024-01-26 00:15:12,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:15:12,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:15:12,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 6.061224489795919) internal successors, (297), 49 states have internal predecessors, (297), 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) [2024-01-26 00:15:12,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:15:12,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:12,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:12,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2024-01-26 00:15:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:15:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-01-26 00:15:50,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-26 00:15:50,802 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:15:50,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:15:50,802 INFO L85 PathProgramCache]: Analyzing trace with hash 814298210, now seen corresponding path program 1 times [2024-01-26 00:15:50,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:15:50,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155707697] [2024-01-26 00:15:50,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:15:50,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:15:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:15:51,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-01-26 00:15:51,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:15:51,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155707697] [2024-01-26 00:15:51,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155707697] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 00:15:51,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452079427] [2024-01-26 00:15:51,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:15:51,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 00:15:51,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 00:15:51,126 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) [2024-01-26 00:15:51,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-01-26 00:15:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:15:51,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 10 conjunts are in the unsatisfiable core [2024-01-26 00:15:51,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 00:15:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-01-26 00:15:51,684 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 00:15:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-01-26 00:15:52,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452079427] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 00:15:52,026 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 00:15:52,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 28 [2024-01-26 00:15:52,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945757228] [2024-01-26 00:15:52,027 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 00:15:52,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-01-26 00:15:52,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:15:52,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-01-26 00:15:52,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2024-01-26 00:15:52,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:15:52,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:15:52,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.107142857142858) internal successors, (535), 28 states have internal predecessors, (535), 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) [2024-01-26 00:15:52,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:15:52,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:52,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:15:52,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-01-26 00:15:52,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2024-01-26 00:16:26,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:16:26,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:16:26,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:16:26,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-01-26 00:16:26,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-01-26 00:16:26,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-01-26 00:16:26,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 00:16:26,648 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:16:26,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:16:26,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1650423189, now seen corresponding path program 2 times [2024-01-26 00:16:26,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:16:26,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450679577] [2024-01-26 00:16:26,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:16:26,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:16:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:16:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-01-26 00:16:30,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:16:30,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450679577] [2024-01-26 00:16:30,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450679577] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 00:16:30,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561136658] [2024-01-26 00:16:30,389 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-01-26 00:16:30,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 00:16:30,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 00:16:30,391 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 00:16:30,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-01-26 00:16:30,552 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-01-26 00:16:30,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 00:16:30,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 28 conjunts are in the unsatisfiable core [2024-01-26 00:16:30,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 00:16:30,757 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-01-26 00:16:30,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 20 [2024-01-26 00:16:31,011 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-01-26 00:16:31,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-01-26 00:16:31,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561136658] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 00:16:31,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-01-26 00:16:31,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [43] total 53 [2024-01-26 00:16:31,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263814176] [2024-01-26 00:16:31,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 00:16:31,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-01-26 00:16:31,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:16:31,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-01-26 00:16:31,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=2573, Unknown=0, NotChecked=0, Total=2756 [2024-01-26 00:16:31,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:16:31,014 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:16:31,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 20.2) internal successors, (303), 15 states have internal predecessors, (303), 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) [2024-01-26 00:16:31,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:16:31,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:16:31,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 00:16:31,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-01-26 00:16:31,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-01-26 00:16:31,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Received shutdown request... [2024-01-26 00:27:56,014 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 [2024-01-26 00:27:56,014 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 [2024-01-26 00:27:56,014 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 00:27:57,031 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2024-01-26 00:27:57,045 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 [2024-01-26 00:27:57,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-01-26 00:27:58,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-26 00:27:58,646 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-01-26 00:27:58,647 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 00:27:58,705 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2024-01-26 00:27:58,706 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-01-26 00:27:58,709 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 00:27:58,709 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 00:27:58,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 12:27:58 BasicIcfg [2024-01-26 00:27:58,712 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 00:27:58,713 INFO L158 Benchmark]: Toolchain (without parser) took 867836.31ms. Allocated memory was 245.4MB in the beginning and 497.0MB in the end (delta: 251.7MB). Free memory was 195.2MB in the beginning and 145.0MB in the end (delta: 50.2MB). Peak memory consumption was 419.8MB. Max. memory is 8.0GB. [2024-01-26 00:27:58,713 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 203.4MB. Free memory was 153.5MB in the beginning and 153.3MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 00:27:58,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.01ms. Allocated memory is still 245.4MB. Free memory was 194.9MB in the beginning and 182.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-01-26 00:27:58,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.37ms. Allocated memory is still 245.4MB. Free memory was 182.3MB in the beginning and 179.5MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-01-26 00:27:58,713 INFO L158 Benchmark]: Boogie Preprocessor took 32.41ms. Allocated memory is still 245.4MB. Free memory was 179.5MB in the beginning and 177.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 00:27:58,714 INFO L158 Benchmark]: RCFGBuilder took 609.15ms. Allocated memory is still 245.4MB. Free memory was 177.4MB in the beginning and 205.2MB in the end (delta: -27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2024-01-26 00:27:58,714 INFO L158 Benchmark]: TraceAbstraction took 866938.62ms. Allocated memory was 245.4MB in the beginning and 497.0MB in the end (delta: 251.7MB). Free memory was 204.6MB in the beginning and 145.0MB in the end (delta: 59.6MB). Peak memory consumption was 428.2MB. Max. memory is 8.0GB. [2024-01-26 00:27:58,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 203.4MB. Free memory was 153.5MB in the beginning and 153.3MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 217.01ms. Allocated memory is still 245.4MB. Free memory was 194.9MB in the beginning and 182.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.37ms. Allocated memory is still 245.4MB. Free memory was 182.3MB in the beginning and 179.5MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.41ms. Allocated memory is still 245.4MB. Free memory was 179.5MB in the beginning and 177.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 609.15ms. Allocated memory is still 245.4MB. Free memory was 177.4MB in the beginning and 205.2MB in the end (delta: -27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 866938.62ms. Allocated memory was 245.4MB in the beginning and 497.0MB in the end (delta: 251.7MB). Free memory was 204.6MB in the beginning and 145.0MB in the end (delta: 59.6MB). Peak memory consumption was 428.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 68682, independent: 66271, independent conditional: 66271, independent unconditional: 0, dependent: 2411, dependent conditional: 2411, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66271, independent: 66271, independent conditional: 66271, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 66271, independent: 66271, independent conditional: 66271, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66271, independent: 66271, independent conditional: 0, independent unconditional: 66271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 66271, independent: 66271, independent conditional: 0, independent unconditional: 66271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 66271, independent: 66271, independent conditional: 0, independent unconditional: 66271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 66271, independent: 66271, independent conditional: 0, independent unconditional: 66271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 66271, independent: 66271, independent conditional: 0, independent unconditional: 66271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 66271, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 66271, unknown conditional: 0, unknown unconditional: 66271] , Statistics on independence cache: Total cache size (in pairs): 66271, Positive cache size: 66271, Positive conditional cache size: 0, Positive unconditional cache size: 66271, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 2411 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 13, RedundantProofs: 4, ProvenStates: 2384, Times there's more than one choice: 2069, Avg number of choices: 4.04236577181208 - StatisticsResult: Reduction benchmarks 0.1s Time before loop, 34.3s Time in loop, 34.4s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, thread2Thread1of1ForFork0_minus_#in~a#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.base, thread2Thread1of1ForFork0_minus_#in~b#1, ULTIMATE.start_create_fresh_int_array_~i~3#1, thread2Thread1of1ForFork0_thidvar0, old(thread2Thread1of1ForFork0_thidvar0), thread2Thread1of1ForFork0_thidvar1, old(thread2Thread1of1ForFork0_thidvar1), thread2Thread1of1ForFork0_thidvar2, old(thread2Thread1of1ForFork0_thidvar2), thread1Thread1of1ForFork2_thidvar0, old(thread1Thread1of1ForFork2_thidvar0), thread1Thread1of1ForFork2_thidvar1, old(thread1Thread1of1ForFork2_thidvar1), write~int_#ptr.base, #Ultimate.allocOnHeap_#res.offset, thread1_#res#1.base, thread2_#res#1.base, thread3_#res#1.base, thread2Thread1of1ForFork0_~_argptr#1.base, thread1_#t~mem1#1, thread1_#t~mem2#1, thread1_#t~mem3#1, thread1_#t~mem4#1, thread2_#t~mem7#1, thread2_#t~mem8#1, thread2_#t~mem9#1, ULTIMATE.start_main_#t~mem31#1, ULTIMATE.start_main_#t~mem32#1, ULTIMATE.start_main_#t~mem33#1, ULTIMATE.start_main_#res#1, thread2Thread1of1ForFork0_#res#1.offset, thread1_minus_#in~a#1, thread2_minus_#in~a#1, thread3_minus_#in~a#1, thread1_minus_#in~b#1, thread2_minus_#in~b#1, thread3_minus_#in~b#1, ~a1~0.base, old(~a1~0.base), ULTIMATE.start_create_fresh_int_array_#res#1.base, ULTIMATE.start_create_fresh_int_array_~size#1, thread1_#t~ret5#1, ULTIMATE.start_main_#t~ret24#1.base, ULTIMATE.start_main_~#t3~0#1.offset, thread3Thread1of1ForFork1_minus_~a#1, thread3Thread1of1ForFork1_minus_~b#1, thread3Thread1of1ForFork1_~_argptr#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread1Thread1of1ForFork2_#res#1.base, thread1_~_argptr#1.base, thread2_~_argptr#1.base, thread3_~_argptr#1.base, thread1Thread1of1ForFork2_#t~mem1#1, thread1Thread1of1ForFork2_#t~mem2#1, thread1Thread1of1ForFork2_#t~mem3#1, thread1Thread1of1ForFork2_#t~mem4#1, read~int_#ptr.base, thread2Thread1of1ForFork0_#t~ret11#1, ULTIMATE.start_#t~ret37#1, ULTIMATE.start_main_#t~ret23#1.base, ULTIMATE.start_create_fresh_int_array_#in~size#1, thread1_#res#1.offset, thread2_#res#1.offset, thread3_#res#1.offset, thread1Thread1of1ForFork2_minus_#in~a#1, thread1Thread1of1ForFork2_minus_#in~b#1, ULTIMATE.start_create_fresh_int_array_#t~nondet36#1, ULTIMATE.start_main_#t~ret22#1.base, thread3Thread1of1ForFork1_#in~_argptr#1.offset, thread1Thread1of1ForFork2_#t~ret5#1, ~a2~0.offset, old(~a2~0.offset), thread1Thread1of1ForFork2_~_argptr#1.base, ULTIMATE.start_main_~#t2~0#1.offset, ~a3~0.base, old(~a3~0.base), thread2_#t~ret11#1, thread3_#t~ret17#1, #Ultimate.allocOnStack_~size, thread1Thread1of1ForFork2_#res#1.offset, thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1, read~int_#sizeOfReadType, write~init~int_#sizeOfWrittenType, thread2Thread1of1ForFork0_minus_~a#1, thread2Thread1of1ForFork0_minus_~b#1, thread2Thread1of1ForFork0_~_argptr#1.offset, thread3Thread1of1ForFork1_#in~_argptr#1.base, ULTIMATE.start_create_fresh_int_array_#t~malloc34#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ~n1~0, old(~n1~0), ~n2~0, old(~n2~0), ~n3~0, old(~n3~0), thread1_#t~post6#1, ULTIMATE.start_main_#t~pre25#1, ULTIMATE.start_main_#t~pre27#1, thread3Thread1of1ForFork1_#t~post18#1, ULTIMATE.start_main_#t~pre29#1, #Ultimate.allocOnStack_#res.offset, thread2Thread1of1ForFork0_#in~_argptr#1.offset, ULTIMATE.dealloc_~addr.offset, thread1_minus_~a#1, thread2_minus_~a#1, thread3_minus_~a#1, thread1_minus_~b#1, thread2_minus_~b#1, thread3_minus_~b#1, thread1_~_argptr#1.offset, thread2_~_argptr#1.offset, thread3_~_argptr#1.offset, write~int_#value, write~init~int_#ptr.offset, ULTIMATE.dealloc_~addr.base, thread3Thread1of1ForFork1_minus_#res#1, thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, ULTIMATE.start_assume_abort_if_not_~cond#1, #pthreadsForks, old(#pthreadsForks), thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread1Thread1of1ForFork2_#t~post6#1, thread1_#in~_argptr#1.offset, thread2_#in~_argptr#1.offset, thread3_#in~_argptr#1.offset, thread1Thread1of1ForFork2_minus_~a#1, thread1Thread1of1ForFork2_minus_~b#1, thread1Thread1of1ForFork2_~_argptr#1.offset, #Ultimate.allocOnHeap_#res.base, thread2Thread1of1ForFork0_#in~_argptr#1.base, #valid, old(#valid), read~int_#value, #Ultimate.allocInit_~size, thread3Thread1of1ForFork1_~i~2#1, thread1_assume_abort_if_not_~cond#1, thread2_assume_abort_if_not_~cond#1, thread3_assume_abort_if_not_~cond#1, write~init~int_#ptr.base, thread2Thread1of1ForFork0_#t~post12#1, thread1Thread1of1ForFork2_#in~_argptr#1.offset, thread3Thread1of1ForFork1_#t~mem13#1, thread3Thread1of1ForFork1_#t~mem14#1, thread3Thread1of1ForFork1_#t~mem15#1, thread3Thread1of1ForFork1_#t~mem16#1, thread1_#in~_argptr#1.base, thread2_#in~_argptr#1.base, thread3_#in~_argptr#1.base, ~a1~0.offset, old(~a1~0.offset), thread2Thread1of1ForFork0_minus_#res#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ~a2~0.base, old(~a2~0.base), thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, #Ultimate.allocInit_ptrBase, ULTIMATE.start_main_#t~nondet19#1, thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet20#1, ULTIMATE.start_main_#t~nondet21#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~nondet28#1, thread2_#t~post12#1, thread3_#t~post18#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~nondet30#1, #length, old(#length), thread1Thread1of1ForFork2_#in~_argptr#1.base, ULTIMATE.start_main_~#t2~0#1.base, write~int_#sizeOfWrittenType, thread3Thread1of1ForFork1_#res#1.base, thread1_minus_#res#1, thread2_minus_#res#1, thread3_minus_#res#1, ULTIMATE.start_main_~#t3~0#1.base, thread3Thread1of1ForFork1_thidvar0, old(thread3Thread1of1ForFork1_thidvar0), thread3Thread1of1ForFork1_thidvar1, old(thread3Thread1of1ForFork1_thidvar1), thread3Thread1of1ForFork1_thidvar2, old(thread3Thread1of1ForFork1_thidvar2), thread3Thread1of1ForFork1_thidvar3, old(thread3Thread1of1ForFork1_thidvar3), thread2Thread1of1ForFork0_~i~1#1, #StackHeapBarrier, old(#StackHeapBarrier), ULTIMATE.start_create_fresh_int_array_#t~post35#1, thread1_assume_abort_if_not_#in~cond#1, thread2_assume_abort_if_not_#in~cond#1, thread3_assume_abort_if_not_#in~cond#1, thread3Thread1of1ForFork1_minus_#in~a#1, thread3Thread1of1ForFork1_minus_#in~b#1, ~a3~0.offset, old(~a3~0.offset), thread2Thread1of1ForFork0_#t~mem10#1, ULTIMATE.start_main_#t~ret22#1.offset, thread3Thread1of1ForFork1_~_argptr#1.base, thread1Thread1of1ForFork2_minus_#res#1, ULTIMATE.start_create_fresh_int_array_#t~malloc34#1.offset, thread1_~i~0#1, thread2_~i~1#1, thread3_~i~2#1, write~int_#ptr.offset, #Ultimate.allocOnHeap_~size, ULTIMATE.start_main_#t~ret23#1.offset, thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, #memory_int, old(#memory_int), ~res1~0, old(~res1~0), ~res2~0, old(~res2~0), ~res3~0, old(~res3~0), thread3Thread1of1ForFork1_#res#1.offset, ULTIMATE.start_main_#t~ret24#1.offset, thread2_#t~mem10#1, #Ultimate.allocOnStack_#res.base, thread3_#t~mem13#1, thread3_#t~mem14#1, thread3_#t~mem15#1, thread3_#t~mem16#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#t~mem7#1, thread2Thread1of1ForFork0_#t~mem8#1, thread2Thread1of1ForFork0_#t~mem9#1, thread1Thread1of1ForFork2_~i~0#1, thread3Thread1of1ForFork1_#t~ret17#1, read~int_#ptr.offset, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset], Protected Variables before encountering a loop: [] - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DynamicStratifiedReduction. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 482 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 866.8s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 855.9s, 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: 155, 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, 9.4s InterpolantComputationTime, 2410 NumberOfCodeBlocks, 2361 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2707 ConstructedInterpolants, 1 QuantifiedInterpolants, 12292 SizeOfPredicates, 27 NumberOfNonLiveVariables, 1197 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 60/77 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