/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/popl20-three-array-sum.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 02:08:24,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 02:08:24,816 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-01-26 02:08:24,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 02:08:24,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 02:08:24,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-01-26 02:08:24,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 02:08:24,846 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 02:08:24,847 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 02:08:24,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 02:08:24,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 02:08:24,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 02:08:24,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 02:08:24,851 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 02:08:24,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 02:08:24,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 02:08:24,852 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 02:08:24,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 02:08:24,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 02:08:24,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 02:08:24,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 02:08:24,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 02:08:24,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 02:08:24,853 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 02:08:24,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 02:08:24,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 02:08:24,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 02:08:24,854 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 02:08:24,854 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 02:08:24,854 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 02:08:24,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 02:08:24,855 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 02:08:24,856 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 02:08:24,856 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-01-26 02:08:24,856 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-26 02:08:25,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 02:08:25,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 02:08:25,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 02:08:25,075 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 02:08:25,076 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 02:08:25,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-01-26 02:08:26,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 02:08:26,225 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 02:08:26,225 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-01-26 02:08:26,234 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/67a49ae4e/17d4497349e24143a501676aea7ba52e/FLAGf7c020c6e [2024-01-26 02:08:26,251 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/67a49ae4e/17d4497349e24143a501676aea7ba52e [2024-01-26 02:08:26,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 02:08:26,254 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 02:08:26,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 02:08:26,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 02:08:26,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 02:08:26,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c43dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26, skipping insertion in model container [2024-01-26 02:08:26,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 02:08:26,392 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/popl20-three-array-sum.wvr.c[2730,2743] [2024-01-26 02:08:26,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 02:08:26,404 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 02:08:26,420 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/popl20-three-array-sum.wvr.c[2730,2743] [2024-01-26 02:08:26,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 02:08:26,435 INFO L206 MainTranslator]: Completed translation [2024-01-26 02:08:26,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26 WrapperNode [2024-01-26 02:08:26,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 02:08:26,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 02:08:26,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 02:08:26,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 02:08:26,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,475 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 156 [2024-01-26 02:08:26,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 02:08:26,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 02:08:26,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 02:08:26,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 02:08:26,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 02:08:26,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 02:08:26,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 02:08:26,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 02:08:26,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (1/1) ... [2024-01-26 02:08:26,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 02:08:26,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:08:26,529 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 02:08:26,534 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 02:08:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 02:08:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 02:08:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 02:08:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 02:08:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-26 02:08:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-26 02:08:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-26 02:08:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-26 02:08:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-26 02:08:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-26 02:08:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 02:08:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-26 02:08:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-26 02:08:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-26 02:08:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 02:08:26,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 02:08:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 02:08:26,563 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 02:08:26,641 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 02:08:26,643 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 02:08:26,917 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 02:08:26,944 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 02:08:26,944 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-01-26 02:08:26,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:08:26 BoogieIcfgContainer [2024-01-26 02:08:26,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 02:08:26,946 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 02:08:26,947 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 02:08:26,949 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 02:08:26,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 02:08:26" (1/3) ... [2024-01-26 02:08:26,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b8dcf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:08:26, skipping insertion in model container [2024-01-26 02:08:26,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:08:26" (2/3) ... [2024-01-26 02:08:26,950 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b8dcf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:08:26, skipping insertion in model container [2024-01-26 02:08:26,950 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:08:26" (3/3) ... [2024-01-26 02:08:26,951 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-three-array-sum.wvr.c [2024-01-26 02:08:26,957 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 02:08:26,964 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 02:08:26,964 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-26 02:08:26,965 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 02:08:27,020 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-26 02:08:27,085 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:08:27,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 02:08:27,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:08:27,097 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 02:08:27,098 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 02:08:27,152 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 02:08:27,159 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 02:08:27,163 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;@721ccc2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:08:27,163 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-26 02:08:31,911 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:08:31,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:08:31,915 INFO L85 PathProgramCache]: Analyzing trace with hash 103662420, now seen corresponding path program 1 times [2024-01-26 02:08:31,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:08:31,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978105052] [2024-01-26 02:08:31,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:08:31,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:08:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:08:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-01-26 02:08:32,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:08:32,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978105052] [2024-01-26 02:08:32,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978105052] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:08:32,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 02:08:32,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 02:08:32,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959760893] [2024-01-26 02:08:32,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:08:32,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 02:08:32,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:08:32,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 02:08:32,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 02:08:32,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:32,242 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:08:32,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 94.0) internal successors, (188), 2 states have internal predecessors, (188), 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 02:08:32,243 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 [2024-01-26 02:08:35,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:35,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 02:08:35,982 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:08:35,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:08:35,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1669968515, now seen corresponding path program 1 times [2024-01-26 02:08:35,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:08:35,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968242581] [2024-01-26 02:08:35,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:08:35,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:08:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:08:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-01-26 02:08:36,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:08:36,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968242581] [2024-01-26 02:08:36,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968242581] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:08:36,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 02:08:36,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-01-26 02:08:36,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593966809] [2024-01-26 02:08:36,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:08:36,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-01-26 02:08:36,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:08:36,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-01-26 02:08:36,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-01-26 02:08:36,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:36,431 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:08:36,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.0) internal successors, (189), 7 states have internal predecessors, (189), 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 02:08:36,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:36,431 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 [2024-01-26 02:08:40,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:40,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 02:08:40,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 02:08:40,423 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:08:40,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:08:40,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1431279298, now seen corresponding path program 1 times [2024-01-26 02:08:40,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:08:40,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109106583] [2024-01-26 02:08:40,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:08:40,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:08:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:08:40,789 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-01-26 02:08:40,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:08:40,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109106583] [2024-01-26 02:08:40,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109106583] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:08:40,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1974670530] [2024-01-26 02:08:40,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:08:40,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:08:40,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:08:40,793 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 02:08:40,797 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 02:08:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:08:40,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 12 conjunts are in the unsatisfiable core [2024-01-26 02:08:40,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:08:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-01-26 02:08:41,184 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:08:41,395 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-01-26 02:08:41,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1974670530] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:08:41,395 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:08:41,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 26 [2024-01-26 02:08:41,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239822091] [2024-01-26 02:08:41,396 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:08:41,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-01-26 02:08:41,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:08:41,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-01-26 02:08:41,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=554, Unknown=0, NotChecked=0, Total=650 [2024-01-26 02:08:41,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:41,399 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:08:41,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 10.076923076923077) internal successors, (262), 26 states have internal predecessors, (262), 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 02:08:41,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:41,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 02:08:41,401 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 [2024-01-26 02:08:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 02:08:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-01-26 02:08:46,584 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-01-26 02:08:46,784 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,SelfDestructingSolverStorable2 [2024-01-26 02:08:46,784 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:08:46,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:08:46,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1938208797, now seen corresponding path program 2 times [2024-01-26 02:08:46,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:08:46,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432543261] [2024-01-26 02:08:46,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:08:46,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:08:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:08:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-01-26 02:08:47,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:08:47,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432543261] [2024-01-26 02:08:47,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432543261] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:08:47,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118594445] [2024-01-26 02:08:47,137 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-01-26 02:08:47,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:08:47,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:08:47,141 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 02:08:47,152 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 02:08:47,279 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-01-26 02:08:47,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 02:08:47,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 10 conjunts are in the unsatisfiable core [2024-01-26 02:08:47,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:08:47,494 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-01-26 02:08:47,494 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:08:47,697 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 9 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-01-26 02:08:47,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118594445] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:08:47,697 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:08:47,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-01-26 02:08:47,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156617554] [2024-01-26 02:08:47,697 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:08:47,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-01-26 02:08:47,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:08:47,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-01-26 02:08:47,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2024-01-26 02:08:47,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:47,699 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:08:47,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.625) internal successors, (423), 24 states have internal predecessors, (423), 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 02:08:47,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:08:47,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 02:08:47,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-01-26 02:08:47,700 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 [2024-01-26 02:12:37,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:12:37,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 02:12:37,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-01-26 02:12:37,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-01-26 02:12:37,039 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 02:12:37,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:12:37,233 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:12:37,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:12:37,234 INFO L85 PathProgramCache]: Analyzing trace with hash 913594753, now seen corresponding path program 3 times [2024-01-26 02:12:37,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:12:37,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222025904] [2024-01-26 02:12:37,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:12:37,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:12:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:12:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 2 proven. 31 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-01-26 02:12:37,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:12:37,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222025904] [2024-01-26 02:12:37,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222025904] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:12:37,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027771308] [2024-01-26 02:12:37,666 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-01-26 02:12:37,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:12:37,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:12:37,682 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:12:37,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-01-26 02:12:37,867 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-01-26 02:12:37,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 02:12:37,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 12 conjunts are in the unsatisfiable core [2024-01-26 02:12:37,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:12:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 19 proven. 21 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-01-26 02:12:38,149 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:12:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-01-26 02:12:38,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027771308] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:12:38,359 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:12:38,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 13] total 36 [2024-01-26 02:12:38,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225025729] [2024-01-26 02:12:38,360 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:12:38,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-01-26 02:12:38,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:12:38,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-01-26 02:12:38,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1148, Unknown=0, NotChecked=0, Total=1260 [2024-01-26 02:12:38,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:12:38,363 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:12:38,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 13.027777777777779) internal successors, (469), 36 states have internal predecessors, (469), 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 02:12:38,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:12:38,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 02:12:38,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-01-26 02:12:38,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-01-26 02:12:38,366 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 Received shutdown request... [2024-01-26 02:23:03,147 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 02:23:03,147 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 02:23:03,147 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 02:23:03,761 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-01-26 02:23:03,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:23:03,918 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-01-26 02:23:03,920 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 02:23:04,012 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1] [2024-01-26 02:23:04,013 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-01-26 02:23:04,015 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 02:23:04,015 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 02:23:04,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 02:23:04 BasicIcfg [2024-01-26 02:23:04,027 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 02:23:04,034 INFO L158 Benchmark]: Toolchain (without parser) took 877773.69ms. Allocated memory was 275.8MB in the beginning and 467.7MB in the end (delta: 191.9MB). Free memory was 221.4MB in the beginning and 203.2MB in the end (delta: 18.2MB). Peak memory consumption was 343.2MB. Max. memory is 8.0GB. [2024-01-26 02:23:04,035 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 02:23:04,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 182.61ms. Allocated memory is still 275.8MB. Free memory was 221.0MB in the beginning and 208.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-01-26 02:23:04,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.99ms. Allocated memory is still 275.8MB. Free memory was 208.8MB in the beginning and 206.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 02:23:04,039 INFO L158 Benchmark]: Boogie Preprocessor took 22.81ms. Allocated memory is still 275.8MB. Free memory was 206.8MB in the beginning and 204.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 02:23:04,039 INFO L158 Benchmark]: RCFGBuilder took 445.26ms. Allocated memory is still 275.8MB. Free memory was 204.7MB in the beginning and 182.0MB in the end (delta: 22.6MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2024-01-26 02:23:04,040 INFO L158 Benchmark]: TraceAbstraction took 877081.08ms. Allocated memory was 275.8MB in the beginning and 467.7MB in the end (delta: 191.9MB). Free memory was 181.1MB in the beginning and 203.2MB in the end (delta: -22.1MB). Peak memory consumption was 303.4MB. Max. memory is 8.0GB. [2024-01-26 02:23:04,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 182.61ms. Allocated memory is still 275.8MB. Free memory was 221.0MB in the beginning and 208.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.99ms. Allocated memory is still 275.8MB. Free memory was 208.8MB in the beginning and 206.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.81ms. Allocated memory is still 275.8MB. Free memory was 206.8MB in the beginning and 204.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 445.26ms. Allocated memory is still 275.8MB. Free memory was 204.7MB in the beginning and 182.0MB in the end (delta: 22.6MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 877081.08ms. Allocated memory was 275.8MB in the beginning and 467.7MB in the end (delta: 191.9MB). Free memory was 181.1MB in the beginning and 203.2MB in the end (delta: -22.1MB). Peak memory consumption was 303.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63222, independent: 59580, independent conditional: 59580, independent unconditional: 0, dependent: 3642, dependent conditional: 3642, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 59756, independent: 59580, independent conditional: 59580, independent unconditional: 0, dependent: 176, dependent conditional: 176, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 59756, independent: 59580, independent conditional: 59580, independent unconditional: 0, dependent: 176, dependent conditional: 176, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 60338, independent: 59580, independent conditional: 0, independent unconditional: 59580, dependent: 758, dependent conditional: 582, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 60338, independent: 59580, independent conditional: 0, independent unconditional: 59580, dependent: 758, dependent conditional: 0, dependent unconditional: 758, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 60338, independent: 59580, independent conditional: 0, independent unconditional: 59580, dependent: 758, dependent conditional: 0, dependent unconditional: 758, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 59756, independent: 59580, independent conditional: 0, independent unconditional: 59580, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 59756, independent: 59580, independent conditional: 0, independent unconditional: 59580, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 176, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 176, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 176, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 393, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 393, dependent conditional: 0, dependent unconditional: 393, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 60338, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 582, dependent conditional: 0, dependent unconditional: 582, unknown: 59756, unknown conditional: 0, unknown unconditional: 59756] , Statistics on independence cache: Total cache size (in pairs): 59756, Positive cache size: 59580, Positive conditional cache size: 0, Positive unconditional cache size: 59580, Negative cache size: 176, Negative conditional cache size: 0, Negative unconditional cache size: 176, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 582, Maximal queried relation: 5, Independence queries for same thread: 3466 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 8, RedundantProofs: 3, ProvenStates: 6022, Times there's more than one choice: 4639, Avg number of choices: 3.205081368316174 - StatisticsResult: Reduction benchmarks 0.1s Time before loop, 229.2s Time in loop, 229.3s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset, ~B~0.offset, old(~B~0.offset), thread3Thread1of1ForFork1_#t~mem7, 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, thread3_~cond~0, #Ultimate.allocOnHeap_#res.offset, thread3Thread1of1ForFork1_#in~_argptr.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~mem21#1, thread1_~i~0, thread2_~i~1, thread3_~i~2, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet9#1, thread2Thread1of1ForFork0_#res.offset, ULTIMATE.start_create_fresh_uint_array_#t~malloc22#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, thread3Thread1of1ForFork1_~_argptr.base, read~int_#ptr.base, thread1Thread1of1ForFork2_~i~0, ULTIMATE.start_#t~ret25#1, thread1_#res.offset, thread2_#res.offset, thread3_#res.offset, thread2Thread1of1ForFork0_~_argptr.offset, ULTIMATE.start_create_fresh_uint_array_#t~malloc22#1.base, thread2Thread1of1ForFork0_#t~mem5, thread2Thread1of1ForFork0_#t~mem6, thread2Thread1of1ForFork0_#in~_argptr.base, ULTIMATE.start_main_~#t2~0#1.offset, #Ultimate.allocOnStack_~size, thread1Thread1of1ForFork2_#res.offset, thread1_~_argptr.offset, thread2_~_argptr.offset, thread3_~_argptr.offset, read~int_#sizeOfReadType, write~init~int_#sizeOfWrittenType, thread1_#t~mem2, thread1_#t~mem3, thread2_#t~mem5, thread2_#t~mem6, thread3_#t~mem7, thread1_#in~_argptr.base, thread2_#in~_argptr.base, thread3_#in~_argptr.base, ~B~0.base, old(~B~0.base), thread2Thread1of1ForFork0_~_argptr.base, ULTIMATE.start_main_~#t1~0#1.offset, thread1Thread1of1ForFork2_~_argptr.offset, thread3Thread1of1ForFork1_#res.base, ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_create_fresh_uint_array_#in~size#1, thread1Thread1of1ForFork2_#t~mem2, thread1Thread1of1ForFork2_#t~mem3, #Ultimate.allocOnStack_#res.offset, ULTIMATE.dealloc_~addr.offset, thread1Thread1of1ForFork2_#in~_argptr.base, write~int_#value, ~A~0.offset, old(~A~0.offset), write~init~int_#ptr.offset, thread1_~_argptr.base, thread2_~_argptr.base, thread3_~_argptr.base, ULTIMATE.dealloc_~addr.base, ULTIMATE.start_create_fresh_uint_array_~arr~0#1.base, ~asum~0, old(~asum~0), thread3Thread1of1ForFork1_#in~_argptr.offset, ULTIMATE.start_create_fresh_uint_array_~size#1, ULTIMATE.start_assume_abort_if_not_~cond#1, #pthreadsForks, old(#pthreadsForks), thread3Thread1of1ForFork1_#t~post8, ~N~0, old(~N~0), #Ultimate.allocOnHeap_#res.base, ~p~0, old(~p~0), thread1Thread1of1ForFork2_~_argptr.base, #valid, old(#valid), read~int_#value, #Ultimate.allocInit_~size, thread2Thread1of1ForFork0_#res.base, ULTIMATE.start_create_fresh_uint_array_#res#1.offset, ~C~0.offset, old(~C~0.offset), write~init~int_#ptr.base, ULTIMATE.start_main_#t~ret12#1.base, ULTIMATE.start_create_fresh_uint_array_#t~nondet24#1, thread2Thread1of1ForFork0_#in~_argptr.offset, ULTIMATE.start_create_fresh_uint_array_#t~post23#1, thread1_#res.base, thread2_#res.base, thread3_#res.base, ~bsum~0, old(~bsum~0), ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~ret11#1.base, #Ultimate.allocInit_ptrBase, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet18#1, ULTIMATE.start_create_fresh_uint_array_~i~3#1, ULTIMATE.start_main_~#t1~0#1.base, thread2Thread1of1ForFork0_#t~post4, #length, old(#length), ULTIMATE.start_main_#t~ret10#1.base, ULTIMATE.start_main_~#t2~0#1.base, thread3Thread1of1ForFork1_~cond~0, write~int_#sizeOfWrittenType, ~A~0.base, old(~A~0.base), thread1_#in~_argptr.offset, thread2_#in~_argptr.offset, thread3_#in~_argptr.offset, thread3Thread1of1ForFork1_~i~2, 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), #StackHeapBarrier, old(#StackHeapBarrier), thread1Thread1of1ForFork2_#res.base, thread1_#t~post1, thread2_#t~post4, thread3_#t~post8, ULTIMATE.start_main_#t~ret10#1.offset, thread1Thread1of1ForFork2_#in~_argptr.offset, write~int_#ptr.offset, #Ultimate.allocOnHeap_~size, ~csum~0, old(~csum~0), thread3Thread1of1ForFork1_#res.offset, #memory_int, old(#memory_int), ULTIMATE.start_main_#t~ret11#1.offset, thread1Thread1of1ForFork2_#t~post1, ULTIMATE.start_main_#t~ret12#1.offset, ~C~0.base, old(~C~0.base), #Ultimate.allocOnStack_#res.base, thread2Thread1of1ForFork0_~i~1, thread3Thread1of1ForFork1_~_argptr.offset, read~int_#ptr.offset, ULTIMATE.start_create_fresh_uint_array_#res#1.base], Protected Variables before encountering a loop: [] - TimeoutResultAtElement [Line: 102]: 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, 261 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 876.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 872.3s, 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: 182, 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, 0.4s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1890 NumberOfCodeBlocks, 1890 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2616 ConstructedInterpolants, 0 QuantifiedInterpolants, 5744 SizeOfPredicates, 32 NumberOfNonLiveVariables, 1641 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 497/654 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 [2024-01-26 02:23:04,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-01-26 02:23:04,156 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 !ENTRY org.eclipse.osgi 4 0 2024-01-26 02:23:04.278 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/67a49ae4e/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/67a49ae4e/.metadata/.log.