/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/rfi009_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 01:54:07,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 01:54:07,907 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 01:54:07,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 01:54:07,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 01:54:07,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 01:54:07,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 01:54:07,934 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 01:54:07,935 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 01:54:07,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 01:54:07,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 01:54:07,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 01:54:07,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 01:54:07,939 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 01:54:07,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 01:54:07,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 01:54:07,940 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 01:54:07,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 01:54:07,940 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 01:54:07,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 01:54:07,940 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 01:54:07,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 01:54:07,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 01:54:07,941 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 01:54:07,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 01:54:07,941 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 01:54:07,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 01:54:07,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 01:54:07,942 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 01:54:07,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 01:54:07,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 01:54:07,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 01:54:07,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 01:54:07,943 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 01:54:07,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 01:54:07,944 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 01:54:07,944 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 01:54:07,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 01:54:07,944 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 01:54:07,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 01:54:07,944 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 01:54:07,944 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 01:54:08,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 01:54:08,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 01:54:08,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 01:54:08,193 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 01:54:08,193 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 01:54:08,194 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.i [2024-05-03 01:54:09,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 01:54:09,475 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 01:54:09,476 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.i [2024-05-03 01:54:09,496 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/40e6589d7/c06db2fe0073419da77a22476dd34619/FLAG2693e67d0 [2024-05-03 01:54:09,505 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/40e6589d7/c06db2fe0073419da77a22476dd34619 [2024-05-03 01:54:09,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 01:54:09,508 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 01:54:09,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 01:54:09,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 01:54:09,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 01:54:09,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:09,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a46609c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09, skipping insertion in model container [2024-05-03 01:54:09,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:09,568 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 01:54:09,701 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/rfi009_power.oepc.i[994,1007] [2024-05-03 01:54:09,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 01:54:09,850 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 01:54:09,860 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/rfi009_power.oepc.i[994,1007] [2024-05-03 01:54:09,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 01:54:09,928 INFO L206 MainTranslator]: Completed translation [2024-05-03 01:54:09,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09 WrapperNode [2024-05-03 01:54:09,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 01:54:09,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 01:54:09,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 01:54:09,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 01:54:09,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:09,967 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:09,992 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2024-05-03 01:54:09,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 01:54:09,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 01:54:09,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 01:54:09,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 01:54:09,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:09,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 01:54:10,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 01:54:10,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 01:54:10,054 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 01:54:10,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (1/1) ... [2024-05-03 01:54:10,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 01:54:10,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 01:54:10,129 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 01:54:10,148 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 01:54:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-03 01:54:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 01:54:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 01:54:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 01:54:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 01:54:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 01:54:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-03 01:54:10,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-03 01:54:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-03 01:54:10,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-03 01:54:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-03 01:54:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-03 01:54:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 01:54:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 01:54:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 01:54:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 01:54:10,171 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 01:54:10,296 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 01:54:10,298 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 01:54:10,702 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 01:54:10,884 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 01:54:10,884 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-03 01:54:10,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 01:54:10 BoogieIcfgContainer [2024-05-03 01:54:10,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 01:54:10,886 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 01:54:10,886 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 01:54:10,888 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 01:54:10,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 01:54:09" (1/3) ... [2024-05-03 01:54:10,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3411fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 01:54:10, skipping insertion in model container [2024-05-03 01:54:10,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 01:54:09" (2/3) ... [2024-05-03 01:54:10,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3411fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 01:54:10, skipping insertion in model container [2024-05-03 01:54:10,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 01:54:10" (3/3) ... [2024-05-03 01:54:10,892 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi009_power.oepc.i [2024-05-03 01:54:10,899 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 01:54:10,906 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 01:54:10,906 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-03 01:54:10,906 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 01:54:11,012 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-03 01:54:11,055 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 01:54:11,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 01:54:11,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 01:54:11,083 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 01:54:11,085 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 01:54:11,154 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 01:54:11,162 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 01:54:11,167 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;@3bd44ed7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 01:54:11,168 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 01:54:11,173 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 01:54:11,207 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 165 states. [2024-05-03 01:54:11,208 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 01:54:11,211 INFO L78 Accepts]: Start accepts. Automaton has currently 167 states, but on-demand construction may add more states Word has length 90 [2024-05-03 01:54:11,213 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 01:54:11,235 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 01:54:11,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 01:54:11,239 INFO L85 PathProgramCache]: Analyzing trace with hash -696342256, now seen corresponding path program 1 times [2024-05-03 01:54:11,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 01:54:11,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842006481] [2024-05-03 01:54:11,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 01:54:11,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 01:54:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 01:54:11,504 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 01:54:11,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 01:54:11,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842006481] [2024-05-03 01:54:11,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842006481] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 01:54:11,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 01:54:11,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 01:54:11,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727570482] [2024-05-03 01:54:11,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 01:54:11,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 01:54:11,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 01:54:11,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 01:54:11,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 01:54:11,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:54:11,534 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 01:54:11,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 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 01:54:11,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:54:11,536 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 01:54:39,490 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 666 states. [2024-05-03 01:54:39,490 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 01:54:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:54:39,491 INFO L78 Accepts]: Start accepts. Automaton has currently 1170 states, but on-demand construction may add more states Word has length 89 [2024-05-03 01:54:39,491 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 01:54:39,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 01:54:39,492 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 01:54:39,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 01:54:39,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1497538601, now seen corresponding path program 1 times [2024-05-03 01:54:39,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 01:54:39,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484713461] [2024-05-03 01:54:39,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 01:54:39,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 01:54:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 01:54:39,912 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 01:54:39,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 01:54:39,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484713461] [2024-05-03 01:54:39,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484713461] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 01:54:39,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 01:54:39,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 01:54:39,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549708142] [2024-05-03 01:54:39,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 01:54:39,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 01:54:39,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 01:54:39,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 01:54:39,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 01:54:39,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:54:39,915 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 01:54:39,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 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 01:54:39,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:54:39,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:54:39,916 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 01:56:54,826 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2703 states. [2024-05-03 01:56:54,827 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 01:56:54,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:56:54,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 01:56:54,827 INFO L78 Accepts]: Start accepts. Automaton has currently 3710 states, but on-demand construction may add more states Word has length 99 [2024-05-03 01:56:54,828 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 01:56:54,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 01:56:54,828 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 01:56:54,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 01:56:54,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1281013586, now seen corresponding path program 1 times [2024-05-03 01:56:54,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 01:56:54,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596899638] [2024-05-03 01:56:54,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 01:56:54,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 01:56:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 01:56:56,245 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 01:56:56,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 01:56:56,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596899638] [2024-05-03 01:56:56,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596899638] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 01:56:56,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 01:56:56,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-05-03 01:56:56,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844612323] [2024-05-03 01:56:56,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 01:56:56,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-03 01:56:56,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 01:56:56,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-03 01:56:56,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-05-03 01:56:56,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:56:56,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 01:56:56,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.5) internal successors, (99), 18 states have internal predecessors, (99), 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 01:56:56,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:56:56,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 01:56:56,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:56:56,248 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 01:59:33,762 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4390 states. [2024-05-03 01:59:33,762 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 01:59:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:59:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 01:59:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 01:59:33,763 INFO L78 Accepts]: Start accepts. Automaton has currently 5815 states, but on-demand construction may add more states Word has length 106 [2024-05-03 01:59:33,763 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 01:59:33,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 01:59:33,764 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 01:59:33,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 01:59:33,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1536863349, now seen corresponding path program 1 times [2024-05-03 01:59:33,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 01:59:33,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612195644] [2024-05-03 01:59:33,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 01:59:33,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 01:59:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 01:59:33,997 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 01:59:34,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 01:59:34,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612195644] [2024-05-03 01:59:34,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612195644] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 01:59:34,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 01:59:34,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 01:59:34,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57852149] [2024-05-03 01:59:34,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 01:59:34,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 01:59:34,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 01:59:34,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 01:59:34,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 01:59:34,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:59:34,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 01:59:34,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 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 01:59:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:59:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 01:59:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 01:59:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:59:34,007 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:05:03,318 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 6442 states. [2024-05-03 02:05:03,318 INFO L212 cStratifiedReduction]: Copied states 540 times. [2024-05-03 02:05:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:05:03,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:05:03,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-03 02:05:03,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-03 02:05:03,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 02:05:03,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-03 02:05:03,397 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-03 02:05:03,403 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/4) [2024-05-03 02:05:03,406 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:05:03,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 02:05:03,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:05:03,446 INFO L229 MonitoredProcess]: Starting monitored process 3 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 02:05:03,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-03 02:05:03,470 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 02:05:03,470 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-03 02:05:03,471 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;@3bd44ed7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:05:03,471 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 02:05:03,471 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:05:05,439 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 114 states. [2024-05-03 02:05:05,439 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:05:05,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-03 02:05:05,440 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 02:05:05,440 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2024-05-03 02:05:05,442 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:05:05,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 02:05:05,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:05:05,472 INFO L229 MonitoredProcess]: Starting monitored process 4 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 02:05:05,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-03 02:05:05,519 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 02:05:05,520 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-03 02:05:05,520 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;@3bd44ed7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:05:05,520 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 02:05:05,520 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:05:05,522 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 58 states. [2024-05-03 02:05:05,522 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:05:05,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-03 02:05:05,523 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 02:05:05,524 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/4) [2024-05-03 02:05:05,525 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:05:05,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 02:05:05,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:05:05,534 INFO L229 MonitoredProcess]: Starting monitored process 5 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 02:05:05,539 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 02:05:05,539 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-03 02:05:05,540 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;@3bd44ed7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:05:05,540 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 02:05:05,540 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:05:05,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-05-03 02:05:34,122 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 618 states. [2024-05-03 02:05:34,123 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:05:34,123 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-03 02:05:34,124 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 02:05:34,124 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/4) [2024-05-03 02:05:34,125 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 02:05:34,125 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 02:05:34,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 02:05:34 BasicIcfg [2024-05-03 02:05:34,129 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 02:05:34,129 INFO L158 Benchmark]: Toolchain (without parser) took 684620.89ms. Allocated memory was 160.4MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 95.8MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. [2024-05-03 02:05:34,129 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 160.4MB. Free memory was 141.1MB in the beginning and 141.0MB in the end (delta: 111.4kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-03 02:05:34,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.57ms. Allocated memory is still 160.4MB. Free memory was 95.7MB in the beginning and 70.2MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-05-03 02:05:34,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.45ms. Allocated memory is still 160.4MB. Free memory was 70.2MB in the beginning and 67.7MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-03 02:05:34,130 INFO L158 Benchmark]: Boogie Preprocessor took 60.28ms. Allocated memory is still 160.4MB. Free memory was 67.7MB in the beginning and 135.5MB in the end (delta: -67.8MB). Peak memory consumption was 6.8MB. Max. memory is 8.0GB. [2024-05-03 02:05:34,130 INFO L158 Benchmark]: RCFGBuilder took 830.93ms. Allocated memory is still 160.4MB. Free memory was 135.5MB in the beginning and 57.9MB in the end (delta: 77.6MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. [2024-05-03 02:05:34,130 INFO L158 Benchmark]: TraceAbstraction took 683242.47ms. Allocated memory was 160.4MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 56.8MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. [2024-05-03 02:05:34,131 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 160.4MB. Free memory was 141.1MB in the beginning and 141.0MB in the end (delta: 111.4kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 419.57ms. Allocated memory is still 160.4MB. Free memory was 95.7MB in the beginning and 70.2MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.45ms. Allocated memory is still 160.4MB. Free memory was 70.2MB in the beginning and 67.7MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.28ms. Allocated memory is still 160.4MB. Free memory was 67.7MB in the beginning and 135.5MB in the end (delta: -67.8MB). Peak memory consumption was 6.8MB. Max. memory is 8.0GB. * RCFGBuilder took 830.93ms. Allocated memory is still 160.4MB. Free memory was 135.5MB in the beginning and 57.9MB in the end (delta: 77.6MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. * TraceAbstraction took 683242.47ms. Allocated memory was 160.4MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 56.8MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 35177, independent: 34622, independent conditional: 34622, independent unconditional: 0, dependent: 201, dependent conditional: 201, dependent unconditional: 0, unknown: 354, unknown conditional: 354, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35174, independent: 34622, independent conditional: 34622, independent unconditional: 0, dependent: 198, dependent conditional: 198, dependent unconditional: 0, unknown: 354, unknown conditional: 354, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 35174, independent: 34622, independent conditional: 34622, independent unconditional: 0, dependent: 198, dependent conditional: 198, dependent unconditional: 0, unknown: 354, unknown conditional: 354, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37037, independent: 34622, independent conditional: 0, independent unconditional: 34622, dependent: 982, dependent conditional: 784, dependent unconditional: 198, unknown: 1433, unknown conditional: 1079, unknown unconditional: 354] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 37037, independent: 34622, independent conditional: 0, independent unconditional: 34622, dependent: 982, dependent conditional: 0, dependent unconditional: 982, unknown: 1433, unknown conditional: 0, unknown unconditional: 1433] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37037, independent: 34622, independent conditional: 0, independent unconditional: 34622, dependent: 982, dependent conditional: 0, dependent unconditional: 982, unknown: 1433, unknown conditional: 0, unknown unconditional: 1433] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35174, independent: 34622, independent conditional: 0, independent unconditional: 34622, dependent: 198, dependent conditional: 0, dependent unconditional: 198, unknown: 354, unknown conditional: 0, unknown unconditional: 354] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 35174, independent: 34391, independent conditional: 0, independent unconditional: 34391, dependent: 783, dependent conditional: 0, dependent unconditional: 783, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 783, independent: 231, independent conditional: 0, independent unconditional: 231, dependent: 198, dependent conditional: 0, dependent unconditional: 198, unknown: 354, unknown conditional: 0, unknown unconditional: 354] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 783, independent: 231, independent conditional: 0, independent unconditional: 231, dependent: 198, dependent conditional: 0, dependent unconditional: 198, unknown: 354, unknown conditional: 0, unknown unconditional: 354] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 783, independent: 231, independent conditional: 0, independent unconditional: 231, dependent: 198, dependent conditional: 0, dependent unconditional: 198, unknown: 354, unknown conditional: 0, unknown unconditional: 354] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13773, independent: 1462, independent conditional: 0, independent unconditional: 1462, dependent: 3158, dependent conditional: 0, dependent unconditional: 3158, unknown: 9152, unknown conditional: 0, unknown unconditional: 9152] , Protected Queries: 0 ], Cache Queries: [ total: 37037, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 784, dependent conditional: 0, dependent unconditional: 784, unknown: 36253, unknown conditional: 0, unknown unconditional: 36253] , Statistics on independence cache: Total cache size (in pairs): 34820, Positive cache size: 34622, Positive conditional cache size: 0, Positive unconditional cache size: 34622, Negative cache size: 198, Negative conditional cache size: 0, Negative unconditional cache size: 198, Unknown cache size: 354, Unknown conditional cache size: 0, Unknown unconditional cache size: 354, Eliminated conditions: 1863, Maximal queried relation: 4, Independence queries for same thread: 3 - StatisticsResult: Reduction benchmarks 33.9ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 165, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 27953.9ms Time before loop, 0.0ms Time in loop, 28.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 666, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 134910.0ms Time before loop, 0.0ms Time in loop, 134.9s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 2703, Duplicate States: 0, Protected Variables: 4 - StatisticsResult: Reduction benchmarks 157512.9ms Time before loop, 0.0ms Time in loop, 157.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4390, Duplicate States: 0, Protected Variables: 17 - StatisticsResult: Reduction benchmarks 329310.6ms Time before loop, 0.0ms Time in loop, 329.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 6442, Duplicate States: 540, Protected Variables: 20 - StatisticsResult: Visitor Statistics States: 91, Transitions: 90, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 594, Transitions: 611, Traversal time: 28.0s - StatisticsResult: Visitor Statistics States: 2620, Transitions: 2708, Traversal time: 134.9s - StatisticsResult: Visitor Statistics States: 4307, Transitions: 4425, Traversal time: 157.5s - StatisticsResult: Visitor Statistics States: 6439, Transitions: 7094, Traversal time: 329.3s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 3, RedundantProofs: 2, ProvenStates: 11, Times there's more than one choice: 5, Avg number of choices: 1.9090909090909092 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 42, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 42, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 42, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 42, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 42, unknown conditional: 0, unknown unconditional: 42] , Statistics on independence cache: Total cache size (in pairs): 42, Positive cache size: 42, Positive conditional cache size: 0, Positive unconditional cache size: 42, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 1967.9ms Time before loop, 0.0ms Time in loop, 2.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 114, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 115, Transitions: 114, Traversal time: 2.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 1.9ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 58, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 59, Transitions: 58, Traversal time: 0.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 867, independent: 867, independent conditional: 867, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 867, independent: 867, independent conditional: 867, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 867, independent: 867, independent conditional: 867, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 867, independent: 867, independent conditional: 0, independent unconditional: 867, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 867, independent: 867, independent conditional: 0, independent unconditional: 867, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 867, independent: 867, independent conditional: 0, independent unconditional: 867, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 867, independent: 867, independent conditional: 0, independent unconditional: 867, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 867, independent: 867, independent conditional: 0, independent unconditional: 867, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 867, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 867, unknown conditional: 0, unknown unconditional: 867] , Statistics on independence cache: Total cache size (in pairs): 867, Positive cache size: 867, Positive conditional cache size: 0, Positive unconditional cache size: 867, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 28582.3ms Time before loop, 0.0ms Time in loop, 28.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 618, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 619, Transitions: 618, Traversal time: 28.6s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 156 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 652.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 649.7s, 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: 42, 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, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 380 ConstructedInterpolants, 0 QuantifiedInterpolants, 1965 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 156 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 2.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 156 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 156 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 28.6s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 28.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-03 02:05:34,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-05-03 02:05:34,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-05-03 02:05:34,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-05-03 02:05:34,907 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 [2024-05-03 02:05:34,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...