/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 -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 01:56:32,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 01:56:32,436 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 01:56:32,446 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 01:56:32,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 01:56:32,467 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 01:56:32,467 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 01:56:32,467 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 01:56:32,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 01:56:32,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 01:56:32,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 01:56:32,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 01:56:32,474 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 01:56:32,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 01:56:32,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 01:56:32,475 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 01:56:32,475 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 01:56:32,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 01:56:32,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 01:56:32,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 01:56:32,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 01:56:32,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 01:56:32,477 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 01:56:32,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 01:56:32,477 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 01:56:32,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 01:56:32,477 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 01:56:32,478 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 01:56:32,478 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 01:56:32,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 01:56:32,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 01:56:32,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 01:56:32,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 01:56:32,478 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 01:56:32,478 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 01:56:32,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 01:56:32,479 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 01:56:32,479 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 01:56:32,479 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 01:56:32,479 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET [2024-05-05 01:56:32,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 01:56:32,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 01:56:32,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 01:56:32,703 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 01:56:32,705 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 01:56:32,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.i [2024-05-05 01:56:33,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 01:56:33,896 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 01:56:33,897 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.i [2024-05-05 01:56:33,909 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/214ec86d8/0188cd810df34b8d86bf9eab6a196e6f/FLAG6dd2c6c1b [2024-05-05 01:56:33,919 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/214ec86d8/0188cd810df34b8d86bf9eab6a196e6f [2024-05-05 01:56:33,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 01:56:33,922 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 01:56:33,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 01:56:33,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 01:56:33,930 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 01:56:33,931 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 01:56:33" (1/1) ... [2024-05-05 01:56:33,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f30aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:33, skipping insertion in model container [2024-05-05 01:56:33,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 01:56:33" (1/1) ... [2024-05-05 01:56:33,971 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 01:56:34,114 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.i[944,957] [2024-05-05 01:56:34,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 01:56:34,318 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 01:56:34,326 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.i[944,957] [2024-05-05 01:56:34,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 01:56:34,395 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 01:56:34,395 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 01:56:34,401 INFO L206 MainTranslator]: Completed translation [2024-05-05 01:56:34,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34 WrapperNode [2024-05-05 01:56:34,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 01:56:34,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 01:56:34,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 01:56:34,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 01:56:34,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,472 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 170 [2024-05-05 01:56:34,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 01:56:34,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 01:56:34,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 01:56:34,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 01:56:34,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,515 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 01:56:34,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 01:56:34,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 01:56:34,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 01:56:34,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (1/1) ... [2024-05-05 01:56:34,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 01:56:34,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 01:56:34,556 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) [2024-05-05 01:56:34,576 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 [2024-05-05 01:56:34,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 01:56:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 01:56:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 01:56:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 01:56:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 01:56:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 01:56:34,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 01:56:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 01:56:34,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 01:56:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 01:56:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 01:56:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 01:56:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 01:56:34,598 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 01:56:34,709 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 01:56:34,710 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 01:56:34,993 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 01:56:35,124 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 01:56:35,124 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 01:56:35,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 01:56:35 BoogieIcfgContainer [2024-05-05 01:56:35,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 01:56:35,128 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 01:56:35,128 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 01:56:35,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 01:56:35,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 01:56:33" (1/3) ... [2024-05-05 01:56:35,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@690deae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 01:56:35, skipping insertion in model container [2024-05-05 01:56:35,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 01:56:34" (2/3) ... [2024-05-05 01:56:35,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@690deae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 01:56:35, skipping insertion in model container [2024-05-05 01:56:35,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 01:56:35" (3/3) ... [2024-05-05 01:56:35,132 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi003_tso.i [2024-05-05 01:56:35,139 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 01:56:35,147 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 01:56:35,147 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-05 01:56:35,147 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 01:56:35,189 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 01:56:35,234 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 01:56:35,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 01:56:35,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 01:56:35,238 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) [2024-05-05 01:56:35,244 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 [2024-05-05 01:56:35,277 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 01:56:35,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 01:56:35,289 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 01:56:35,295 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;@677a9677, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-05 01:56:35,296 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-05 01:56:35,333 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 01:56:35,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 01:56:35,339 INFO L85 PathProgramCache]: Analyzing trace with hash -213477164, now seen corresponding path program 1 times [2024-05-05 01:56:35,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 01:56:35,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628068362] [2024-05-05 01:56:35,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:35,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 01:56:35,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 01:56:35,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 01:56:35,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628068362] [2024-05-05 01:56:35,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628068362] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 01:56:35,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 01:56:35,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 01:56:35,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552576805] [2024-05-05 01:56:35,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 01:56:35,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-05 01:56:35,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 01:56:35,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-05 01:56:35,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-05 01:56:35,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:35,865 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 01:56:35,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 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) [2024-05-05 01:56:35,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:35,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:35,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 01:56:35,940 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 01:56:35,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 01:56:35,941 INFO L85 PathProgramCache]: Analyzing trace with hash 148362271, now seen corresponding path program 1 times [2024-05-05 01:56:35,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 01:56:35,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747262082] [2024-05-05 01:56:35,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:35,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 01:56:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 01:56:37,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 01:56:37,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747262082] [2024-05-05 01:56:37,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747262082] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 01:56:37,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 01:56:37,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-05-05 01:56:37,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282272069] [2024-05-05 01:56:37,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 01:56:37,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-05 01:56:37,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 01:56:37,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-05 01:56:37,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2024-05-05 01:56:37,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:37,140 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 01:56:37,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 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) [2024-05-05 01:56:37,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:37,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:37,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 01:56:37,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 01:56:37,521 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 01:56:37,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 01:56:37,521 INFO L85 PathProgramCache]: Analyzing trace with hash 48965728, now seen corresponding path program 1 times [2024-05-05 01:56:37,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 01:56:37,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660818] [2024-05-05 01:56:37,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:37,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 01:56:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 01:56:37,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 01:56:37,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660818] [2024-05-05 01:56:37,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660818] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 01:56:37,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 01:56:37,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 01:56:37,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342678270] [2024-05-05 01:56:37,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 01:56:37,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 01:56:37,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 01:56:37,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 01:56:37,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-05 01:56:37,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:37,740 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 01:56:37,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2024-05-05 01:56:37,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:37,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 01:56:37,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 01:56:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 01:56:37,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 01:56:37,884 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 01:56:37,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 01:56:37,884 INFO L85 PathProgramCache]: Analyzing trace with hash -244766558, now seen corresponding path program 1 times [2024-05-05 01:56:37,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 01:56:37,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503227682] [2024-05-05 01:56:37,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:37,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 01:56:38,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 01:56:38,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 01:56:38,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503227682] [2024-05-05 01:56:38,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503227682] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 01:56:38,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 01:56:38,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 01:56:38,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302107280] [2024-05-05 01:56:38,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 01:56:38,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 01:56:38,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 01:56:38,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1381194663, now seen corresponding path program 1 times [2024-05-05 01:56:38,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:38,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 01:56:38,247 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 01:56:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 01:56:38,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 01:56:38,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-05 01:56:38,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:38,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 01:56:38,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2024-05-05 01:56:38,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:38,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 01:56:38,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 01:56:38,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:38,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:38,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 01:56:38,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 01:56:38,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 01:56:38,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-05-05 01:56:38,741 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 01:56:38,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 01:56:38,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1061929314, now seen corresponding path program 2 times [2024-05-05 01:56:38,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 01:56:38,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168992393] [2024-05-05 01:56:38,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:38,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 01:56:40,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 01:56:40,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 01:56:40,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168992393] [2024-05-05 01:56:40,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168992393] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 01:56:40,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 01:56:40,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-05-05 01:56:40,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090578292] [2024-05-05 01:56:40,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 01:56:40,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-05 01:56:40,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 01:56:40,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1085942653, now seen corresponding path program 1 times [2024-05-05 01:56:40,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:40,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 01:56:40,426 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 01:56:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 01:56:40,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1664029029, now seen corresponding path program 1 times [2024-05-05 01:56:40,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:40,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 01:56:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 01:56:40,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:40,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 01:56:40,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 01:56:41,005 INFO L85 PathProgramCache]: Analyzing trace with hash 696492953, now seen corresponding path program 2 times [2024-05-05 01:56:41,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 01:56:41,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 01:56:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 01:56:41,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 01:56:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 01:56:41,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-05 01:56:41,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=351, Unknown=0, NotChecked=0, Total=420 [2024-05-05 01:56:41,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:41,057 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 01:56:41,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 6.578947368421052) internal successors, (125), 20 states have internal predecessors, (125), 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) [2024-05-05 01:56:41,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:41,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 01:56:41,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 01:56:41,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 01:56:41,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 01:56:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 01:56:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 01:56:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 01:56:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 01:56:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-05 01:56:42,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-05-05 01:56:42,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-05-05 01:56:42,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-05-05 01:56:42,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-05-05 01:56:42,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-05-05 01:56:42,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable9 [2024-05-05 01:56:42,182 INFO L448 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1] [2024-05-05 01:56:42,185 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 01:56:42,185 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 01:56:42,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 01:56:42 BasicIcfg [2024-05-05 01:56:42,193 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 01:56:42,194 INFO L158 Benchmark]: Toolchain (without parser) took 8271.62ms. Allocated memory was 164.6MB in the beginning and 563.1MB in the end (delta: 398.5MB). Free memory was 90.2MB in the beginning and 359.7MB in the end (delta: -269.5MB). Peak memory consumption was 128.7MB. Max. memory is 8.0GB. [2024-05-05 01:56:42,194 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 164.6MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 01:56:42,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.30ms. Allocated memory was 164.6MB in the beginning and 254.8MB in the end (delta: 90.2MB). Free memory was 90.1MB in the beginning and 212.0MB in the end (delta: -121.9MB). Peak memory consumption was 19.5MB. Max. memory is 8.0GB. [2024-05-05 01:56:42,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.17ms. Allocated memory is still 254.8MB. Free memory was 212.0MB in the beginning and 208.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-05 01:56:42,195 INFO L158 Benchmark]: Boogie Preprocessor took 42.36ms. Allocated memory is still 254.8MB. Free memory was 208.8MB in the beginning and 206.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 01:56:42,195 INFO L158 Benchmark]: RCFGBuilder took 610.43ms. Allocated memory is still 254.8MB. Free memory was 206.7MB in the beginning and 156.4MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. [2024-05-05 01:56:42,195 INFO L158 Benchmark]: TraceAbstraction took 7065.90ms. Allocated memory was 254.8MB in the beginning and 563.1MB in the end (delta: 308.3MB). Free memory was 155.3MB in the beginning and 359.7MB in the end (delta: -204.3MB). Peak memory consumption was 103.9MB. Max. memory is 8.0GB. [2024-05-05 01:56:42,197 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 164.6MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 478.30ms. Allocated memory was 164.6MB in the beginning and 254.8MB in the end (delta: 90.2MB). Free memory was 90.1MB in the beginning and 212.0MB in the end (delta: -121.9MB). Peak memory consumption was 19.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 70.17ms. Allocated memory is still 254.8MB. Free memory was 212.0MB in the beginning and 208.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.36ms. Allocated memory is still 254.8MB. Free memory was 208.8MB in the beginning and 206.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 610.43ms. Allocated memory is still 254.8MB. Free memory was 206.7MB in the beginning and 156.4MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. * TraceAbstraction took 7065.90ms. Allocated memory was 254.8MB in the beginning and 563.1MB in the end (delta: 308.3MB). Free memory was 155.3MB in the beginning and 359.7MB in the end (delta: -204.3MB). Peak memory consumption was 103.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6387, independent: 6120, independent conditional: 6107, independent unconditional: 13, dependent: 267, dependent conditional: 267, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6330, independent: 6120, independent conditional: 6107, independent unconditional: 13, dependent: 210, dependent conditional: 210, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6330, independent: 6120, independent conditional: 6107, independent unconditional: 13, dependent: 210, dependent conditional: 210, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6330, independent: 6120, independent conditional: 6107, independent unconditional: 13, dependent: 210, dependent conditional: 210, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7388, independent: 6120, independent conditional: 400, independent unconditional: 5720, dependent: 1268, dependent conditional: 689, dependent unconditional: 579, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7388, independent: 6120, independent conditional: 243, independent unconditional: 5877, dependent: 1268, dependent conditional: 177, dependent unconditional: 1091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7388, independent: 6120, independent conditional: 243, independent unconditional: 5877, dependent: 1268, dependent conditional: 177, dependent unconditional: 1091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 513, independent: 473, independent conditional: 38, independent unconditional: 435, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 513, independent: 448, independent conditional: 0, independent unconditional: 448, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 25, independent conditional: 24, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 25, independent conditional: 24, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 405, independent: 125, independent conditional: 124, independent unconditional: 1, dependent: 280, dependent conditional: 153, dependent unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7388, independent: 5647, independent conditional: 205, independent unconditional: 5442, dependent: 1228, dependent conditional: 157, dependent unconditional: 1071, unknown: 513, unknown conditional: 58, unknown unconditional: 455] , Statistics on independence cache: Total cache size (in pairs): 513, Positive cache size: 473, Positive conditional cache size: 38, Positive unconditional cache size: 435, Negative cache size: 40, Negative conditional cache size: 20, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 669, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7388, independent: 6120, independent conditional: 400, independent unconditional: 5720, dependent: 1268, dependent conditional: 689, dependent unconditional: 579, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7388, independent: 6120, independent conditional: 243, independent unconditional: 5877, dependent: 1268, dependent conditional: 177, dependent unconditional: 1091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7388, independent: 6120, independent conditional: 243, independent unconditional: 5877, dependent: 1268, dependent conditional: 177, dependent unconditional: 1091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 513, independent: 473, independent conditional: 38, independent unconditional: 435, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 513, independent: 448, independent conditional: 0, independent unconditional: 448, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 25, independent conditional: 24, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 25, independent conditional: 24, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 405, independent: 125, independent conditional: 124, independent unconditional: 1, dependent: 280, dependent conditional: 153, dependent unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7388, independent: 5647, independent conditional: 205, independent unconditional: 5442, dependent: 1228, dependent conditional: 157, dependent unconditional: 1071, unknown: 513, unknown conditional: 58, unknown unconditional: 455] , Statistics on independence cache: Total cache size (in pairs): 513, Positive cache size: 473, Positive conditional cache size: 38, Positive unconditional cache size: 435, Negative cache size: 40, Negative conditional cache size: 20, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 669 ], Independence queries for same thread: 57 - 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 - 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 with 1 thread instances CFG has 5 procedures, 116 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, 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: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 337 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 332 ConstructedInterpolants, 0 QuantifiedInterpolants, 2260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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, ConditionalCommutativityCheckTime: 0.9s, ConditionalCommutativityIAIntegrations: 1, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 4, ConditionalCommutativityTraceChecks: 4, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 01:56:42,214 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 [2024-05-05 01:56:42,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...