/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --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/pthread-wmm/safe002_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 02:02:25,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 02:02:25,259 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 02:02:25,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 02:02:25,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 02:02:25,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 02:02:25,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 02:02:25,291 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 02:02:25,292 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 02:02:25,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 02:02:25,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 02:02:25,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 02:02:25,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 02:02:25,293 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 02:02:25,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 02:02:25,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 02:02:25,294 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 02:02:25,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 02:02:25,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 02:02:25,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 02:02:25,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 02:02:25,298 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 02:02:25,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 02:02:25,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 02:02:25,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 02:02:25,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 02:02:25,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 02:02:25,302 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 02:02:25,302 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 02:02:25,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 02:02:25,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 02:02:25,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 02:02:25,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 02:02:25,304 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 02:02:25,305 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 02:02:25,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 02:02:25,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 02:02:25,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 02:02:25,568 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 02:02:25,568 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 02:02:25,569 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2024-05-03 02:02:26,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 02:02:27,023 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 02:02:27,023 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2024-05-03 02:02:27,064 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fb14c3cf9/25e6d9e955444058aed06dfc943e7475/FLAGd283a3cfe [2024-05-03 02:02:27,076 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fb14c3cf9/25e6d9e955444058aed06dfc943e7475 [2024-05-03 02:02:27,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 02:02:27,078 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 02:02:27,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 02:02:27,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 02:02:27,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 02:02:27,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6051f26f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27, skipping insertion in model container [2024-05-03 02:02:27,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 02:02:27,233 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i[995,1008] [2024-05-03 02:02:27,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 02:02:27,425 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 02:02:27,435 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i[995,1008] [2024-05-03 02:02:27,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 02:02:27,536 INFO L206 MainTranslator]: Completed translation [2024-05-03 02:02:27,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27 WrapperNode [2024-05-03 02:02:27,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 02:02:27,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 02:02:27,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 02:02:27,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 02:02:27,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,603 INFO L138 Inliner]: procedures = 176, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 169 [2024-05-03 02:02:27,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 02:02:27,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 02:02:27,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 02:02:27,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 02:02:27,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 02:02:27,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 02:02:27,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 02:02:27,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 02:02:27,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (1/1) ... [2024-05-03 02:02:27,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 02:02:27,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:02:27,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-03 02:02:27,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-03 02:02:27,741 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-03 02:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-03 02:02:27,742 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-03 02:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-03 02:02:27,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-03 02:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 02:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 02:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 02:02:27,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 02:02:27,745 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 02:02:27,882 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 02:02:27,883 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 02:02:28,229 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 02:02:28,471 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 02:02:28,471 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-03 02:02:28,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:02:28 BoogieIcfgContainer [2024-05-03 02:02:28,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 02:02:28,475 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 02:02:28,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 02:02:28,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 02:02:28,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 02:02:27" (1/3) ... [2024-05-03 02:02:28,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661e4021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 02:02:28, skipping insertion in model container [2024-05-03 02:02:28,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:02:27" (2/3) ... [2024-05-03 02:02:28,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661e4021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 02:02:28, skipping insertion in model container [2024-05-03 02:02:28,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:02:28" (3/3) ... [2024-05-03 02:02:28,480 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_power.oepc.i [2024-05-03 02:02:28,487 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 02:02:28,494 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 02:02:28,495 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-03 02:02:28,495 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 02:02:28,553 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-03 02:02:28,595 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:02:28,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 02:02:28,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:02:28,598 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 02:02:28,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-03 02:02:28,715 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 02:02:28,723 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 02:02:28,729 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;@6b506e1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:02:28,729 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 02:02:28,739 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:02:28,778 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 164 states. [2024-05-03 02:02:28,778 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:02:28,781 INFO L78 Accepts]: Start accepts. Automaton has currently 166 states, but on-demand construction may add more states Word has length 89 [2024-05-03 02:02:28,783 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:02:28,783 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:02:28,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:02:28,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1302809140, now seen corresponding path program 1 times [2024-05-03 02:02:28,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:02:28,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200557979] [2024-05-03 02:02:28,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:02:28,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:02:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:02:29,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:02:29,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:02:29,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200557979] [2024-05-03 02:02:29,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200557979] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:02:29,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:02:29,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 02:02:29,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566585536] [2024-05-03 02:02:29,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:02:29,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 02:02:29,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:02:29,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 02:02:29,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 02:02:29,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:02:29,090 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:02:29,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 02:02:29,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:02:29,091 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:03:04,827 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 673 states. [2024-05-03 02:03:04,827 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:03:04,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:03:04,828 INFO L78 Accepts]: Start accepts. Automaton has currently 1185 states, but on-demand construction may add more states Word has length 88 [2024-05-03 02:03:04,828 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:03:04,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 02:03:04,829 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:03:04,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:03:04,829 INFO L85 PathProgramCache]: Analyzing trace with hash -376967040, now seen corresponding path program 1 times [2024-05-03 02:03:04,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:03:04,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361264542] [2024-05-03 02:03:04,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:03:04,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:03:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:03:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:03:05,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:03:05,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361264542] [2024-05-03 02:03:05,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361264542] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:03:05,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:03:05,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-03 02:03:05,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215677248] [2024-05-03 02:03:05,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:03:05,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-03 02:03:05,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:03:05,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-03 02:03:05,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-03 02:03:05,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:03:05,468 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:03:05,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 02:03:05,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:03:05,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:03:05,469 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:06:04,998 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2745 states. [2024-05-03 02:06:04,998 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:06:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:06:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 02:06:04,999 INFO L78 Accepts]: Start accepts. Automaton has currently 3768 states, but on-demand construction may add more states Word has length 104 [2024-05-03 02:06:04,999 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:06:05,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 02:06:05,000 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:06:05,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:06:05,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1604825736, now seen corresponding path program 1 times [2024-05-03 02:06:05,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:06:05,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561016167] [2024-05-03 02:06:05,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:06:05,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:06:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:06:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:06:06,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:06:06,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561016167] [2024-05-03 02:06:06,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561016167] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:06:06,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:06:06,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-05-03 02:06:06,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248992128] [2024-05-03 02:06:06,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:06:06,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-03 02:06:06,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:06:06,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-03 02:06:06,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-05-03 02:06:06,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:06:06,968 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:06:06,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.5) internal successors, (104), 16 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 02:06:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:06:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 02:06:06,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:06:06,969 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:09:04,466 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2900 states. [2024-05-03 02:09:04,467 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:09:04,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:09:04,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 02:09:04,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 02:09:04,467 INFO L78 Accepts]: Start accepts. Automaton has currently 4160 states, but on-demand construction may add more states Word has length 105 [2024-05-03 02:09:04,468 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:09:04,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 02:09:04,468 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:09:04,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:09:04,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1668511232, now seen corresponding path program 1 times [2024-05-03 02:09:04,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:09:04,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787347681] [2024-05-03 02:09:04,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:09:04,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:09:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:09:04,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:09:04,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:09:04,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787347681] [2024-05-03 02:09:04,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787347681] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:09:04,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:09:04,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 02:09:04,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537287275] [2024-05-03 02:09:04,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:09:04,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 02:09:04,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:09:04,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 02:09:04,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 02:09:04,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:09:04,761 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:09:04,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 6 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 02:09:04,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:09:04,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 02:09:04,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 02:09:04,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:09:04,762 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-03 02:16:18,992 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 [2024-05-03 02:16:18,996 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 6011 states. [2024-05-03 02:16:18,997 INFO L212 cStratifiedReduction]: Copied states 100 times. [2024-05-03 02:16:18,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-03 02:16:18,997 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-15-4-5-3-4-4-3-2-1 context. [2024-05-03 02:16:19,000 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 02:16:19,026 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-03 02:16:19,027 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-05-03 02:16:19,028 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 [2024-05-03 02:16:19,029 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 02:16:19,029 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 02:16:19,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 02:16:19 BasicIcfg [2024-05-03 02:16:19,037 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 02:16:19,037 INFO L158 Benchmark]: Toolchain (without parser) took 831958.64ms. Allocated memory was 266.3MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 236.5MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 3.9GB. Max. memory is 8.0GB. [2024-05-03 02:16:19,038 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 199.2MB. Free memory is still 162.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 02:16:19,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.83ms. Allocated memory is still 266.3MB. Free memory was 236.0MB in the beginning and 209.3MB in the end (delta: 26.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2024-05-03 02:16:19,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.70ms. Allocated memory is still 266.3MB. Free memory was 209.3MB in the beginning and 206.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-03 02:16:19,039 INFO L158 Benchmark]: Boogie Preprocessor took 53.78ms. Allocated memory is still 266.3MB. Free memory was 206.1MB in the beginning and 203.5MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-03 02:16:19,039 INFO L158 Benchmark]: RCFGBuilder took 814.12ms. Allocated memory is still 266.3MB. Free memory was 203.5MB in the beginning and 104.9MB in the end (delta: 98.6MB). Peak memory consumption was 98.6MB. Max. memory is 8.0GB. [2024-05-03 02:16:19,039 INFO L158 Benchmark]: TraceAbstraction took 830561.90ms. Allocated memory was 266.3MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 103.9MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB. [2024-05-03 02:16:19,040 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 199.2MB. Free memory is still 162.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 458.83ms. Allocated memory is still 266.3MB. Free memory was 236.0MB in the beginning and 209.3MB in the end (delta: 26.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.70ms. Allocated memory is still 266.3MB. Free memory was 209.3MB in the beginning and 206.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 53.78ms. Allocated memory is still 266.3MB. Free memory was 206.1MB in the beginning and 203.5MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 814.12ms. Allocated memory is still 266.3MB. Free memory was 203.5MB in the beginning and 104.9MB in the end (delta: 98.6MB). Peak memory consumption was 98.6MB. Max. memory is 8.0GB. * TraceAbstraction took 830561.90ms. Allocated memory was 266.3MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 103.9MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 30906, independent: 29987, independent conditional: 29987, independent unconditional: 0, dependent: 330, dependent conditional: 330, dependent unconditional: 0, unknown: 589, unknown conditional: 589, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30903, independent: 29987, independent conditional: 29987, independent unconditional: 0, dependent: 327, dependent conditional: 327, dependent unconditional: 0, unknown: 589, unknown conditional: 589, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 30903, independent: 29987, independent conditional: 29987, independent unconditional: 0, dependent: 327, dependent conditional: 327, dependent unconditional: 0, unknown: 589, unknown conditional: 589, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34248, independent: 29987, independent conditional: 0, independent unconditional: 29987, dependent: 1629, dependent conditional: 1302, dependent unconditional: 327, unknown: 2632, unknown conditional: 2043, unknown unconditional: 589] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 34248, independent: 29987, independent conditional: 0, independent unconditional: 29987, dependent: 1629, dependent conditional: 0, dependent unconditional: 1629, unknown: 2632, unknown conditional: 0, unknown unconditional: 2632] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34248, independent: 29987, independent conditional: 0, independent unconditional: 29987, dependent: 1629, dependent conditional: 0, dependent unconditional: 1629, unknown: 2632, unknown conditional: 0, unknown unconditional: 2632] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 30903, independent: 29987, independent conditional: 0, independent unconditional: 29987, dependent: 327, dependent conditional: 0, dependent unconditional: 327, unknown: 589, unknown conditional: 0, unknown unconditional: 589] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 30903, independent: 29725, independent conditional: 0, independent unconditional: 29725, dependent: 1178, dependent conditional: 0, dependent unconditional: 1178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1178, independent: 262, independent conditional: 0, independent unconditional: 262, dependent: 327, dependent conditional: 0, dependent unconditional: 327, unknown: 589, unknown conditional: 0, unknown unconditional: 589] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1178, independent: 262, independent conditional: 0, independent unconditional: 262, dependent: 327, dependent conditional: 0, dependent unconditional: 327, unknown: 589, unknown conditional: 0, unknown unconditional: 589] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1178, independent: 262, independent conditional: 0, independent unconditional: 262, dependent: 327, dependent conditional: 0, dependent unconditional: 327, unknown: 589, unknown conditional: 0, unknown unconditional: 589] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17020, independent: 1999, independent conditional: 0, independent unconditional: 1999, dependent: 1549, dependent conditional: 0, dependent unconditional: 1549, unknown: 13472, unknown conditional: 0, unknown unconditional: 13472] , Protected Queries: 0 ], Cache Queries: [ total: 34248, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1302, dependent conditional: 0, dependent unconditional: 1302, unknown: 32946, unknown conditional: 0, unknown unconditional: 32946] , Statistics on independence cache: Total cache size (in pairs): 30314, Positive cache size: 29987, Positive conditional cache size: 0, Positive unconditional cache size: 29987, Negative cache size: 327, Negative conditional cache size: 0, Negative unconditional cache size: 327, Unknown cache size: 589, Unknown conditional cache size: 0, Unknown unconditional cache size: 589, Eliminated conditions: 3345, Maximal queried relation: 4, Independence queries for same thread: 3 - StatisticsResult: Reduction benchmarks 38.4ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 164, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 35735.7ms Time before loop, 0.0ms Time in loop, 35.7s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 673, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 179528.9ms Time before loop, 0.0ms Time in loop, 179.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 2745, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 177496.6ms Time before loop, 0.0ms Time in loop, 177.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 2900, Duplicate States: 0, Protected Variables: 15 - StatisticsResult: Reduction benchmarks 434233.8ms Time before loop, 0.0ms Time in loop, 434.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 6011, Duplicate States: 100, Protected Variables: 17 - StatisticsResult: Visitor Statistics States: 90, Transitions: 89, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 601, Transitions: 618, Traversal time: 35.7s - StatisticsResult: Visitor Statistics States: 2665, Transitions: 2754, Traversal time: 179.5s - StatisticsResult: Visitor Statistics States: 2818, Transitions: 2908, Traversal time: 177.5s - StatisticsResult: Visitor Statistics States: 5977, Transitions: 6698, Traversal time: 434.2s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 3, RedundantProofs: 2, ProvenStates: 13, Times there's more than one choice: 6, Avg number of choices: 2.0 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-15-4-5-3-4-4-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 155 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 830.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 827.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 386 NumberOfCodeBlocks, 386 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 382 ConstructedInterpolants, 0 QuantifiedInterpolants, 2152 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown