/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/NewStatesSleep.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 18:17:38,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 18:17:38,826 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-30 18:17:38,830 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 18:17:38,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 18:17:38,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 18:17:38,864 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 18:17:38,864 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 18:17:38,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 18:17:38,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 18:17:38,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 18:17:38,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 18:17:38,869 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 18:17:38,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 18:17:38,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 18:17:38,871 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 18:17:38,871 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 18:17:38,871 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 18:17:38,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 18:17:38,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 18:17:38,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 18:17:38,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 18:17:38,872 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 18:17:38,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 18:17:38,872 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 18:17:38,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 18:17:38,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 18:17:38,873 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 18:17:38,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 18:17:38,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 18:17:38,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 18:17:38,875 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 18:17:38,875 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 18:17:39,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 18:17:39,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 18:17:39,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 18:17:39,075 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 18:17:39,075 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 18:17:39,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-30 18:17:40,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 18:17:40,263 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 18:17:40,263 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-30 18:17:40,276 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cf99fa054/b6aeee13e1a84832b7051e1ea3c312cd/FLAG8c89cf88f [2024-05-30 18:17:40,286 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cf99fa054/b6aeee13e1a84832b7051e1ea3c312cd [2024-05-30 18:17:40,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 18:17:40,289 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 18:17:40,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 18:17:40,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 18:17:40,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 18:17:40,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3caa972e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40, skipping insertion in model container [2024-05-30 18:17:40,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 18:17:40,440 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/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-30 18:17:40,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 18:17:40,566 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 18:17:40,577 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/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-30 18:17:40,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 18:17:40,630 INFO L206 MainTranslator]: Completed translation [2024-05-30 18:17:40,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40 WrapperNode [2024-05-30 18:17:40,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 18:17:40,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 18:17:40,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 18:17:40,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 18:17:40,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,662 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-30 18:17:40,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 18:17:40,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 18:17:40,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 18:17:40,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 18:17:40,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 18:17:40,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 18:17:40,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 18:17:40,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 18:17:40,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (1/1) ... [2024-05-30 18:17:40,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 18:17:40,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 18:17:40,726 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) [2024-05-30 18:17:40,738 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 [2024-05-30 18:17:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 18:17:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 18:17:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 18:17:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 18:17:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 18:17:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-30 18:17:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-30 18:17:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-30 18:17:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-30 18:17:40,772 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-30 18:17:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-30 18:17:40,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 18:17:40,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 18:17:40,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 18:17:40,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 18:17:40,774 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 18:17:40,900 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 18:17:40,902 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 18:17:41,050 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 18:17:41,057 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 18:17:41,057 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 18:17:41,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 06:17:41 BoogieIcfgContainer [2024-05-30 18:17:41,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 18:17:41,060 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 18:17:41,060 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 18:17:41,062 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 18:17:41,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 06:17:40" (1/3) ... [2024-05-30 18:17:41,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c60ed02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 06:17:41, skipping insertion in model container [2024-05-30 18:17:41,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 06:17:40" (2/3) ... [2024-05-30 18:17:41,063 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c60ed02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 06:17:41, skipping insertion in model container [2024-05-30 18:17:41,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 06:17:41" (3/3) ... [2024-05-30 18:17:41,064 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-30 18:17:41,071 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 18:17:41,079 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 18:17:41,079 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-30 18:17:41,079 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 18:17:41,120 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-30 18:17:41,169 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:41,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 18:17:41,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 18:17:41,172 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) [2024-05-30 18:17:41,172 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 [2024-05-30 18:17:41,201 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 18:17:41,206 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 18:17:41,211 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56a51b13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:41,211 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 18:17:41,249 INFO L78 Accepts]: Start accepts. Automaton has currently 126 states, but on-demand construction may add more states Word has length 52 [2024-05-30 18:17:41,250 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:41,251 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:41,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:41,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1672432172, now seen corresponding path program 1 times [2024-05-30 18:17:41,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:41,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016983686] [2024-05-30 18:17:41,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:41,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:41,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:41,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016983686] [2024-05-30 18:17:41,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016983686] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:41,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:41,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 18:17:41,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303361760] [2024-05-30 18:17:41,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:41,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 18:17:41,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:41,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 18:17:41,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 18:17:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:41,552 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:41,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2024-05-30 18:17:41,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:41,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:41,690 INFO L78 Accepts]: Start accepts. Automaton has currently 569 states, but on-demand construction may add more states Word has length 51 [2024-05-30 18:17:41,690 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:41,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 18:17:41,691 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:41,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:41,691 INFO L85 PathProgramCache]: Analyzing trace with hash 2096966358, now seen corresponding path program 1 times [2024-05-30 18:17:41,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:41,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800292582] [2024-05-30 18:17:41,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:41,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:42,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:42,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800292582] [2024-05-30 18:17:42,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800292582] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:42,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:42,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 18:17:42,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064748810] [2024-05-30 18:17:42,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:42,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 18:17:42,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:42,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 18:17:42,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 18:17:42,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,129 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:42,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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) [2024-05-30 18:17:42,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:42,478 INFO L78 Accepts]: Start accepts. Automaton has currently 2367 states, but on-demand construction may add more states Word has length 53 [2024-05-30 18:17:42,478 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:42,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 18:17:42,479 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:42,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:42,480 INFO L85 PathProgramCache]: Analyzing trace with hash 293706839, now seen corresponding path program 1 times [2024-05-30 18:17:42,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:42,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776707511] [2024-05-30 18:17:42,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:42,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:42,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:42,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776707511] [2024-05-30 18:17:42,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776707511] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:42,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:42,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 18:17:42,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179018074] [2024-05-30 18:17:42,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:42,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 18:17:42,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:42,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 18:17:42,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-30 18:17:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,695 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:42,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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) [2024-05-30 18:17:42,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:42,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:42,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:42,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:42,876 INFO L78 Accepts]: Start accepts. Automaton has currently 2384 states, but on-demand construction may add more states Word has length 66 [2024-05-30 18:17:42,877 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:42,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 18:17:42,877 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:42,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:42,879 INFO L85 PathProgramCache]: Analyzing trace with hash 239832175, now seen corresponding path program 1 times [2024-05-30 18:17:42,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:42,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572747762] [2024-05-30 18:17:42,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:42,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:43,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:43,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:43,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572747762] [2024-05-30 18:17:43,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572747762] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:43,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:43,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 18:17:43,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182143362] [2024-05-30 18:17:43,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:43,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 18:17:43,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:43,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 18:17:43,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 18:17:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,096 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:43,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2024-05-30 18:17:43,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:43,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:43,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:43,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:43,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:43,349 INFO L78 Accepts]: Start accepts. Automaton has currently 3761 states, but on-demand construction may add more states Word has length 62 [2024-05-30 18:17:43,350 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:43,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 18:17:43,351 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:43,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:43,352 INFO L85 PathProgramCache]: Analyzing trace with hash 350517534, now seen corresponding path program 1 times [2024-05-30 18:17:43,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:43,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492803607] [2024-05-30 18:17:43,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:43,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:43,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:43,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:43,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492803607] [2024-05-30 18:17:43,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492803607] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:43,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:43,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 18:17:43,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235820111] [2024-05-30 18:17:43,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:43,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 18:17:43,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:43,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 18:17:43,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 18:17:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,507 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:43,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 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) [2024-05-30 18:17:43,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:43,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:43,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:43,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 18:17:43,803 INFO L78 Accepts]: Start accepts. Automaton has currently 5607 states, but on-demand construction may add more states Word has length 65 [2024-05-30 18:17:43,804 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:43,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 18:17:43,804 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:43,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:43,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1052191773, now seen corresponding path program 1 times [2024-05-30 18:17:43,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:43,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411773960] [2024-05-30 18:17:43,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:43,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:43,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:43,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411773960] [2024-05-30 18:17:43,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411773960] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:43,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:43,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 18:17:43,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303631966] [2024-05-30 18:17:43,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:43,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 18:17:43,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:43,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 18:17:43,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 18:17:43,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,950 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:43,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 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) [2024-05-30 18:17:43,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:43,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:43,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:43,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:43,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 18:17:43,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:44,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:44,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:44,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 18:17:44,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 18:17:44,287 INFO L78 Accepts]: Start accepts. Automaton has currently 9197 states, but on-demand construction may add more states Word has length 64 [2024-05-30 18:17:44,289 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:44,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-30 18:17:44,289 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:44,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:44,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1071630829, now seen corresponding path program 1 times [2024-05-30 18:17:44,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:44,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780675169] [2024-05-30 18:17:44,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:44,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:44,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:44,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780675169] [2024-05-30 18:17:44,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780675169] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:44,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:44,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 18:17:44,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595131424] [2024-05-30 18:17:44,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:44,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 18:17:44,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:44,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 18:17:44,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-30 18:17:44,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,411 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:44,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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) [2024-05-30 18:17:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 18:17:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 18:17:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:44,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:44,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:44,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 18:17:44,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 18:17:44,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 18:17:44,698 INFO L78 Accepts]: Start accepts. Automaton has currently 6826 states, but on-demand construction may add more states Word has length 69 [2024-05-30 18:17:44,698 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 18:17:44,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-30 18:17:44,702 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 18:17:44,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 18:17:44,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1557160791, now seen corresponding path program 1 times [2024-05-30 18:17:44,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 18:17:44,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316091430] [2024-05-30 18:17:44,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 18:17:44,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 18:17:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 18:17:44,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 18:17:44,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 18:17:44,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316091430] [2024-05-30 18:17:44,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316091430] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 18:17:44,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 18:17:44,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 18:17:44,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083117503] [2024-05-30 18:17:44,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 18:17:44,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 18:17:44,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 18:17:44,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 18:17:44,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-30 18:17:44,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,863 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 18:17:44,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 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) [2024-05-30 18:17:44,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:44,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:44,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:44,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:44,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 18:17:44,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 18:17:44,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 18:17:44,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:45,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 18:17:45,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 18:17:45,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 18:17:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 18:17:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 18:17:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 18:17:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 18:17:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 18:17:45,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 18:17:45,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-30 18:17:45,240 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-05-30 18:17:45,241 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/4) [2024-05-30 18:17:45,244 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:45,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 18:17:45,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 18:17:45,290 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) [2024-05-30 18:17:45,293 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 18:17:45,293 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 18:17:45,293 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56a51b13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:45,293 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 18:17:45,306 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 [2024-05-30 18:17:45,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 18:17:45,328 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 18:17:45,328 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2024-05-30 18:17:45,330 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:45,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 18:17:45,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 18:17:45,332 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) [2024-05-30 18:17:45,334 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 18:17:45,335 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 18:17:45,335 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56a51b13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:45,335 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 18:17:45,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 18:17:45,338 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 18:17:45,338 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/4) [2024-05-30 18:17:45,339 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:45,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 18:17:45,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 18:17:45,340 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 [2024-05-30 18:17:45,342 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) [2024-05-30 18:17:45,344 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 18:17:45,344 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 18:17:45,344 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56a51b13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 18:17:45,345 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 18:17:45,345 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 [2024-05-30 18:17:45,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 18:17:45,346 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 18:17:45,346 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/4) [2024-05-30 18:17:45,347 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 18:17:45,347 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 18:17:45,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 06:17:45 BasicIcfg [2024-05-30 18:17:45,350 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 18:17:45,350 INFO L158 Benchmark]: Toolchain (without parser) took 5061.34ms. Allocated memory was 181.4MB in the beginning and 445.6MB in the end (delta: 264.2MB). Free memory was 108.7MB in the beginning and 315.1MB in the end (delta: -206.5MB). Peak memory consumption was 58.9MB. Max. memory is 8.0GB. [2024-05-30 18:17:45,350 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 112.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 18:17:45,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.72ms. Allocated memory is still 181.4MB. Free memory was 108.5MB in the beginning and 87.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-30 18:17:45,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.69ms. Allocated memory is still 181.4MB. Free memory was 87.5MB in the beginning and 85.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 18:17:45,351 INFO L158 Benchmark]: Boogie Preprocessor took 29.78ms. Allocated memory is still 181.4MB. Free memory was 85.5MB in the beginning and 84.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-30 18:17:45,351 INFO L158 Benchmark]: RCFGBuilder took 364.65ms. Allocated memory is still 181.4MB. Free memory was 83.9MB in the beginning and 69.8MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-30 18:17:45,351 INFO L158 Benchmark]: TraceAbstraction took 4290.16ms. Allocated memory was 181.4MB in the beginning and 445.6MB in the end (delta: 264.2MB). Free memory was 68.6MB in the beginning and 315.1MB in the end (delta: -246.5MB). Peak memory consumption was 19.0MB. Max. memory is 8.0GB. [2024-05-30 18:17:45,352 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 112.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 340.72ms. Allocated memory is still 181.4MB. Free memory was 108.5MB in the beginning and 87.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.69ms. Allocated memory is still 181.4MB. Free memory was 87.5MB in the beginning and 85.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.78ms. Allocated memory is still 181.4MB. Free memory was 85.5MB in the beginning and 84.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 364.65ms. Allocated memory is still 181.4MB. Free memory was 83.9MB in the beginning and 69.8MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 4290.16ms. Allocated memory was 181.4MB in the beginning and 445.6MB in the end (delta: 264.2MB). Free memory was 68.6MB in the beginning and 315.1MB in the end (delta: -246.5MB). Peak memory consumption was 19.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 136714, independent: 135368, independent conditional: 135368, independent unconditional: 0, dependent: 1346, dependent conditional: 1346, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 136511, independent: 135368, independent conditional: 135368, independent unconditional: 0, dependent: 1143, dependent conditional: 1143, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 136511, independent: 135368, independent conditional: 135368, independent unconditional: 0, dependent: 1143, dependent conditional: 1143, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 143501, independent: 135368, independent conditional: 469, independent unconditional: 134899, dependent: 8133, dependent conditional: 6521, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 143501, independent: 135368, independent conditional: 469, independent unconditional: 134899, dependent: 8133, dependent conditional: 608, dependent unconditional: 7525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 143501, independent: 135368, independent conditional: 469, independent unconditional: 134899, dependent: 8133, dependent conditional: 608, dependent unconditional: 7525, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 814, independent: 785, independent conditional: 16, independent unconditional: 769, dependent: 29, dependent conditional: 16, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 814, independent: 765, independent conditional: 0, independent unconditional: 765, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 20, independent conditional: 16, independent unconditional: 4, dependent: 29, dependent conditional: 16, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 20, independent conditional: 16, independent unconditional: 4, dependent: 29, dependent conditional: 16, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, independent: 48, independent conditional: 25, independent unconditional: 23, dependent: 53, dependent conditional: 31, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 143501, independent: 134583, independent conditional: 453, independent unconditional: 134130, dependent: 8104, dependent conditional: 592, dependent unconditional: 7512, unknown: 814, unknown conditional: 32, unknown unconditional: 782] , Statistics on independence cache: Total cache size (in pairs): 814, Positive cache size: 785, Positive conditional cache size: 16, Positive unconditional cache size: 769, Negative cache size: 29, Negative conditional cache size: 16, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5913, Maximal queried relation: 8, Independence queries for same thread: 203 - StatisticsResult: Visitor Statistics States: 53, Transitions: 52, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 596, Transitions: 720, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 2774, Transitions: 3398, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 2787, Transitions: 3411, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 4041, Transitions: 4503, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 6244, Transitions: 7162, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 10227, Transitions: 11591, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 7075, Transitions: 7459, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 15285, Transitions: 15284, Traversal time: 0.4s - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 814, independent: 807, independent conditional: 807, independent unconditional: 0, dependent: 7, dependent conditional: 7, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 814, independent: 807, independent conditional: 807, independent unconditional: 0, dependent: 7, dependent conditional: 7, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 814, independent: 807, independent conditional: 807, independent unconditional: 0, dependent: 7, dependent conditional: 7, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 814, independent: 807, independent conditional: 0, independent unconditional: 807, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 814, independent: 807, independent conditional: 0, independent unconditional: 807, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 814, independent: 807, independent conditional: 0, independent unconditional: 807, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 180, independent: 179, independent conditional: 0, independent unconditional: 179, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 180, independent: 178, independent conditional: 0, independent unconditional: 178, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 814, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 180, unknown conditional: 0, unknown unconditional: 180] , Statistics on independence cache: Total cache size (in pairs): 180, Positive cache size: 179, Positive conditional cache size: 0, Positive unconditional cache size: 179, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, 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: Visitor Statistics States: 497, Transitions: 531, Traversal time: 0.0s - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45, independent: 45, independent conditional: 45, 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: 45, independent: 45, independent conditional: 45, 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: 45, independent: 45, independent conditional: 45, 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: 45, independent: 45, independent conditional: 0, independent unconditional: 45, 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: 45, independent: 45, independent conditional: 0, independent unconditional: 45, 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: 45, independent: 45, independent conditional: 0, independent unconditional: 45, 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: 45, independent: 45, independent conditional: 0, independent unconditional: 45, 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: 45, independent: 45, independent conditional: 0, independent unconditional: 45, 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: 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: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 45, unknown conditional: 0, unknown unconditional: 45] , Statistics on independence cache: Total cache size (in pairs): 45, Positive cache size: 45, Positive conditional cache size: 0, Positive unconditional cache size: 45, 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: Visitor Statistics States: 77, Transitions: 76, Traversal time: 0.0s - 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: 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: Visitor Statistics States: 21, Transitions: 20, Traversal time: 0.0s - PositiveResult [Line: 18]: 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, 116 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.2s, 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: 77, 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, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 482 NumberOfCodeBlocks, 482 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 474 ConstructedInterpolants, 0 QuantifiedInterpolants, 1759 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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, 116 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.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 116 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, 116 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-30 18:17:45,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2024-05-30 18:17:45,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-05-30 18:17:45,772 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 [2024-05-30 18:17:45,971 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 [2024-05-30 18:17:46,169 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...