/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-complex/safestack_relacy.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 13:04:06,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 13:04:06,921 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 13:04:06,925 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 13:04:06,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 13:04:06,949 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 13:04:06,950 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 13:04:06,950 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 13:04:06,950 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 13:04:06,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 13:04:06,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 13:04:06,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 13:04:06,954 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 13:04:06,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 13:04:06,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 13:04:06,956 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 13:04:06,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 13:04:06,956 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 13:04:06,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 13:04:06,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 13:04:06,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 13:04:06,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 13:04:06,957 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 13:04:06,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 13:04:06,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 13:04:06,958 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 13:04:06,958 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 13:04:06,958 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 13:04:06,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 13:04:06,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 13:04:06,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 13:04:06,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 13:04:06,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 13:04:06,960 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 13:04:06,960 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 13:04:06,960 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 13:04:06,960 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 13:04:06,961 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 13:04:06,961 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 13:04:06,961 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 13:04:07,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 13:04:07,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 13:04:07,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 13:04:07,196 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 13:04:07,196 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 13:04:07,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-complex/safestack_relacy.i [2024-05-07 13:04:08,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 13:04:08,573 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 13:04:08,574 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/safestack_relacy.i [2024-05-07 13:04:08,599 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b1960a546/69a9ddaf8f9e4fc1a8d7c7e8d601d7e5/FLAGea66a14ec [2024-05-07 13:04:08,614 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b1960a546/69a9ddaf8f9e4fc1a8d7c7e8d601d7e5 [2024-05-07 13:04:08,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 13:04:08,619 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 13:04:08,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 13:04:08,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 13:04:08,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 13:04:08,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 01:04:08" (1/1) ... [2024-05-07 13:04:08,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6354b66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:08, skipping insertion in model container [2024-05-07 13:04:08,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 01:04:08" (1/1) ... [2024-05-07 13:04:08,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 13:04:09,239 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-complex/safestack_relacy.i[78860,78873] [2024-05-07 13:04:09,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 13:04:09,265 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 13:04:09,308 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-complex/safestack_relacy.i[78860,78873] [2024-05-07 13:04:09,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 13:04:09,376 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 13:04:09,376 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 13:04:09,382 INFO L206 MainTranslator]: Completed translation [2024-05-07 13:04:09,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09 WrapperNode [2024-05-07 13:04:09,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 13:04:09,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 13:04:09,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 13:04:09,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 13:04:09,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,461 INFO L138 Inliner]: procedures = 481, calls = 74, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 285 [2024-05-07 13:04:09,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 13:04:09,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 13:04:09,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 13:04:09,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 13:04:09,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,494 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 13:04:09,499 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 13:04:09,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 13:04:09,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 13:04:09,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (1/1) ... [2024-05-07 13:04:09,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 13:04:09,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 13:04:09,547 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) [2024-05-07 13:04:09,553 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 [2024-05-07 13:04:09,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-05-07 13:04:09,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 13:04:09,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 13:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 13:04:09,584 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 13:04:09,821 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 13:04:09,823 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 13:04:10,183 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 13:04:10,238 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 13:04:10,238 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2024-05-07 13:04:10,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 01:04:10 BoogieIcfgContainer [2024-05-07 13:04:10,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 13:04:10,242 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 13:04:10,242 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 13:04:10,244 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 13:04:10,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 01:04:08" (1/3) ... [2024-05-07 13:04:10,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b3a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 01:04:10, skipping insertion in model container [2024-05-07 13:04:10,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 01:04:09" (2/3) ... [2024-05-07 13:04:10,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b3a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 01:04:10, skipping insertion in model container [2024-05-07 13:04:10,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 01:04:10" (3/3) ... [2024-05-07 13:04:10,246 INFO L112 eAbstractionObserver]: Analyzing ICFG safestack_relacy.i [2024-05-07 13:04:10,253 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 13:04:10,260 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 13:04:10,260 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 13:04:10,260 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 13:04:10,344 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-05-07 13:04:10,381 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 13:04:10,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 13:04:10,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 13:04:10,384 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) [2024-05-07 13:04:10,393 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 [2024-05-07 13:04:10,427 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 13:04:10,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:10,438 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 13:04:10,443 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;@55454ddd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 13:04:10,443 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-07 13:04:10,485 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 13:04:10,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:10,486 INFO L85 PathProgramCache]: Analyzing trace with hash 498065153, now seen corresponding path program 1 times [2024-05-07 13:04:10,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:10,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474083678] [2024-05-07 13:04:10,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:10,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:11,139 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 13:04:11,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:11,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474083678] [2024-05-07 13:04:11,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474083678] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 13:04:11,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 13:04:11,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 13:04:11,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858062643] [2024-05-07 13:04:11,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 13:04:11,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 13:04:11,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:11,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 13:04:11,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 13:04:11,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:11,170 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:11,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 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) [2024-05-07 13:04:11,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:11,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:11,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 13:04:11,250 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 13:04:11,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:11,251 INFO L85 PathProgramCache]: Analyzing trace with hash 16709349, now seen corresponding path program 1 times [2024-05-07 13:04:11,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:11,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99516507] [2024-05-07 13:04:11,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:11,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:11,544 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 13:04:11,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:11,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99516507] [2024-05-07 13:04:11,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99516507] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 13:04:11,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666230048] [2024-05-07 13:04:11,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:11,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 13:04:11,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 13:04:11,548 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 13:04:11,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-07 13:04:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:11,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-07 13:04:11,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 13:04:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 13:04:11,901 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 13:04:12,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 13:04:12,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666230048] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 13:04:12,006 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 13:04:12,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-05-07 13:04:12,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766989353] [2024-05-07 13:04:12,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 13:04:12,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-05-07 13:04:12,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:12,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-05-07 13:04:12,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-05-07 13:04:12,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:12,009 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:12,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.4) internal successors, (126), 15 states have internal predecessors, (126), 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) [2024-05-07 13:04:12,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:12,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:12,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:12,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 13:04:12,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-07 13:04:12,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-05-07 13:04:12,386 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 13:04:12,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:12,386 INFO L85 PathProgramCache]: Analyzing trace with hash 375572609, now seen corresponding path program 2 times [2024-05-07 13:04:12,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:12,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202658189] [2024-05-07 13:04:12,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:12,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 13:04:12,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 13:04:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 13:04:12,513 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 13:04:12,514 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 13:04:12,515 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-05-07 13:04:12,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-05-07 13:04:12,516 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-05-07 13:04:12,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-07 13:04:12,524 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1] [2024-05-07 13:04:12,526 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 13:04:12,526 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-05-07 13:04:12,604 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-07 13:04:12,615 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 13:04:12,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 13:04:12,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 13:04:12,617 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) [2024-05-07 13:04:12,623 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 13:04:12,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:12,624 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 13:04:12,624 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;@55454ddd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 13:04:12,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 13:04:12,636 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 [2024-05-07 13:04:12,671 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-07 13:04:12,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:12,672 INFO L85 PathProgramCache]: Analyzing trace with hash -751163060, now seen corresponding path program 1 times [2024-05-07 13:04:12,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:12,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812789960] [2024-05-07 13:04:12,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:12,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:12,805 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-07 13:04:12,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:12,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812789960] [2024-05-07 13:04:12,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812789960] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 13:04:12,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 13:04:12,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 13:04:12,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088327819] [2024-05-07 13:04:12,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 13:04:12,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 13:04:12,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:12,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 13:04:12,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 13:04:12,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:12,813 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:12,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2024-05-07 13:04:12,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:12,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-07 13:04:12,878 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-07 13:04:12,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:12,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1308617697, now seen corresponding path program 1 times [2024-05-07 13:04:12,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:12,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607107273] [2024-05-07 13:04:12,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:12,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-07 13:04:13,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:13,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607107273] [2024-05-07 13:04:13,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607107273] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 13:04:13,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2007609512] [2024-05-07 13:04:13,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:13,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 13:04:13,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 13:04:13,037 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 13:04:13,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-07 13:04:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:13,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-07 13:04:13,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 13:04:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-07 13:04:13,294 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 13:04:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-07 13:04:13,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2007609512] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 13:04:13,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 13:04:13,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-05-07 13:04:13,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864387656] [2024-05-07 13:04:13,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 13:04:13,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-05-07 13:04:13,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:13,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-05-07 13:04:13,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-05-07 13:04:13,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:13,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:13,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 15 states have internal predecessors, (136), 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) [2024-05-07 13:04:13,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:13,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:13,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:13,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 13:04:13,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-05-07 13:04:13,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 13:04:13,672 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-07 13:04:13,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:13,673 INFO L85 PathProgramCache]: Analyzing trace with hash 246364012, now seen corresponding path program 2 times [2024-05-07 13:04:13,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:13,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397232320] [2024-05-07 13:04:13,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:13,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 13:04:13,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 13:04:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 13:04:13,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 13:04:13,773 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 13:04:13,773 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-05-07 13:04:13,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2024-05-07 13:04:13,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2024-05-07 13:04:13,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2024-05-07 13:04:13,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-07 13:04:13,775 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1] [2024-05-07 13:04:13,775 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 13:04:13,776 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-05-07 13:04:13,851 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-07 13:04:13,855 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 13:04:13,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 13:04:13,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 13:04:13,857 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 13:04:13,860 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 13:04:13,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:13,861 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 13:04:13,861 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;@55454ddd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 13:04:13,861 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-07 13:04:13,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-05-07 13:04:13,893 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-07 13:04:13,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:13,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1601437743, now seen corresponding path program 1 times [2024-05-07 13:04:13,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:13,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113520124] [2024-05-07 13:04:13,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:13,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-07 13:04:13,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:13,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113520124] [2024-05-07 13:04:13,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113520124] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 13:04:13,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 13:04:13,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 13:04:13,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396943685] [2024-05-07 13:04:13,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 13:04:13,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 13:04:13,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:13,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 13:04:13,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 13:04:13,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:13,991 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:13,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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) [2024-05-07 13:04:13,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:14,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:14,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-07 13:04:14,034 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-07 13:04:14,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:14,035 INFO L85 PathProgramCache]: Analyzing trace with hash -84754599, now seen corresponding path program 1 times [2024-05-07 13:04:14,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:14,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887616516] [2024-05-07 13:04:14,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:14,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-07 13:04:14,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:14,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887616516] [2024-05-07 13:04:14,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887616516] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 13:04:14,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 13:04:14,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 13:04:14,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517589947] [2024-05-07 13:04:14,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 13:04:14,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 13:04:14,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:14,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 13:04:14,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 13:04:14,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:14,139 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:14,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 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) [2024-05-07 13:04:14,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:14,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:14,310 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:04:14,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2024-05-07 13:04:14,522 INFO L85 PathProgramCache]: Analyzing trace with hash -53188197, now seen corresponding path program 1 times [2024-05-07 13:04:14,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:14,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:14,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 13:04:14,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:14,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 13:04:14,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:14,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:14,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable9 [2024-05-07 13:04:14,837 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-07 13:04:14,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:14,837 INFO L85 PathProgramCache]: Analyzing trace with hash 425806566, now seen corresponding path program 1 times [2024-05-07 13:04:14,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:14,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798633724] [2024-05-07 13:04:14,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:14,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 13:04:15,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:15,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798633724] [2024-05-07 13:04:15,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798633724] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 13:04:15,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829578690] [2024-05-07 13:04:15,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:15,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 13:04:15,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 13:04:15,042 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 13:04:15,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-07 13:04:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:15,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-07 13:04:15,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 13:04:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 13:04:15,316 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 13:04:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 13:04:15,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829578690] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 13:04:15,375 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 13:04:15,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-05-07 13:04:15,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616108334] [2024-05-07 13:04:15,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 13:04:15,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-05-07 13:04:15,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:15,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-05-07 13:04:15,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-05-07 13:04:15,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:15,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:15,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 15 states have internal predecessors, (187), 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) [2024-05-07 13:04:15,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:15,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:15,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:15,508 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:04:15,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2024-05-07 13:04:17,627 INFO L85 PathProgramCache]: Analyzing trace with hash -984400621, now seen corresponding path program 2 times [2024-05-07 13:04:17,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:17,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-07 13:04:17,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:17,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-07 13:04:18,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 13:04:18,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-05-07 13:04:18,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:18,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:18,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 13:04:18,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-07 13:04:18,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12 [2024-05-07 13:04:18,392 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-07 13:04:18,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:18,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1467042918, now seen corresponding path program 1 times [2024-05-07 13:04:18,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:18,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721558517] [2024-05-07 13:04:18,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:18,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:18,573 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-05-07 13:04:18,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:18,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721558517] [2024-05-07 13:04:18,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721558517] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 13:04:18,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 13:04:18,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 13:04:18,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692917827] [2024-05-07 13:04:18,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 13:04:18,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 13:04:18,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:18,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 13:04:18,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 13:04:18,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:18,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:18,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 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) [2024-05-07 13:04:18,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:18,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:18,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 13:04:18,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:18,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:18,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:18,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 13:04:18,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:18,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-05-07 13:04:18,760 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-07 13:04:18,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:04:18,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1422583289, now seen corresponding path program 1 times [2024-05-07 13:04:18,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:04:18,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701703014] [2024-05-07 13:04:18,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:18,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 13:04:18,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 13:04:18,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701703014] [2024-05-07 13:04:18,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701703014] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 13:04:18,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 13:04:18,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 13:04:18,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907583367] [2024-05-07 13:04:18,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 13:04:18,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 13:04:18,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 13:04:18,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 13:04:18,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 13:04:18,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:18,966 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 13:04:18,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 74.75) internal successors, (299), 4 states have internal predecessors, (299), 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) [2024-05-07 13:04:18,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:04:18,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:18,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 13:04:18,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:04:18,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 13:04:19,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 35 [2024-05-07 13:04:19,590 INFO L85 PathProgramCache]: Analyzing trace with hash 216839665, now seen corresponding path program 1 times [2024-05-07 13:04:19,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:19,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:19,956 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-07 13:04:19,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:19,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:20,275 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-07 13:04:20,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 13:04:20,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-05-07 13:04:20,764 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-05-07 13:04:20,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-05-07 13:04:20,788 INFO L349 Elim1Store]: treesize reduction 30, result has 11.8 percent of original size [2024-05-07 13:04:20,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 27 [2024-05-07 13:04:23,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1500026002, now seen corresponding path program 1 times [2024-05-07 13:04:23,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:23,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:23,444 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-07 13:04:23,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:23,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-07 13:04:23,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 13:04:23,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2024-05-07 13:04:24,649 INFO L349 Elim1Store]: treesize reduction 33, result has 58.2 percent of original size [2024-05-07 13:04:24,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 93 [2024-05-07 13:04:27,828 INFO L85 PathProgramCache]: Analyzing trace with hash -316103699, now seen corresponding path program 1 times [2024-05-07 13:04:27,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:27,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:29,169 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 13:04:29,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:29,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:30,100 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 13:04:30,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-07 13:04:30,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1236, Unknown=0, NotChecked=0, Total=1332 [2024-05-07 13:04:32,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-05-07 13:04:32,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 234 [2024-05-07 13:04:32,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1439119636, now seen corresponding path program 1 times [2024-05-07 13:04:32,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:32,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:33,666 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-05-07 13:04:33,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:33,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-05-07 13:04:34,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-07 13:04:34,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=4079, Unknown=0, NotChecked=0, Total=4422 [2024-05-07 13:04:40,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 13:04:40,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 420 treesize of output 384 [2024-05-07 13:04:40,545 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 13:04:40,576 INFO L85 PathProgramCache]: Analyzing trace with hash -424075316, now seen corresponding path program 1 times [2024-05-07 13:04:40,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:40,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:41,160 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-05-07 13:04:41,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:41,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:41,485 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-05-07 13:04:41,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 13:04:41,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3378, Invalid=25352, Unknown=0, NotChecked=0, Total=28730 [2024-05-07 13:04:43,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-05-07 13:04:43,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2024-05-07 13:04:43,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1505524675, now seen corresponding path program 1 times [2024-05-07 13:04:43,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:43,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-05-07 13:04:45,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:45,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:46,339 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-05-07 13:04:46,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 234 [2024-05-07 13:04:46,734 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 13:04:46,793 INFO L85 PathProgramCache]: Analyzing trace with hash 2128495966, now seen corresponding path program 1 times [2024-05-07 13:04:46,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:46,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:48,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1021 trivial. 0 not checked. [2024-05-07 13:04:48,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:48,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:50,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1021 trivial. 0 not checked. [2024-05-07 13:04:50,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2024-05-07 13:04:50,650 INFO L85 PathProgramCache]: Analyzing trace with hash -102237808, now seen corresponding path program 2 times [2024-05-07 13:04:50,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:50,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:52,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-05-07 13:04:52,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:52,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:54,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-05-07 13:04:54,087 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:04:54,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 38 [2024-05-07 13:04:54,459 INFO L85 PathProgramCache]: Analyzing trace with hash -85418098, now seen corresponding path program 3 times [2024-05-07 13:04:54,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:54,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-05-07 13:04:56,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:56,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:58,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-05-07 13:04:58,080 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:04:58,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 13:04:58,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1263333217, now seen corresponding path program 4 times [2024-05-07 13:04:58,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:58,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:04:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:04:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-05-07 13:04:59,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:04:59,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-05-07 13:05:01,985 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-05-07 13:05:01,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-05-07 13:05:02,014 INFO L349 Elim1Store]: treesize reduction 30, result has 11.8 percent of original size [2024-05-07 13:05:02,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 27 [2024-05-07 13:05:06,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1073604422, now seen corresponding path program 5 times [2024-05-07 13:05:06,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:06,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:08,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1285 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1245 trivial. 0 not checked. [2024-05-07 13:05:08,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:08,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:10,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1285 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1245 trivial. 0 not checked. [2024-05-07 13:05:11,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 226 [2024-05-07 13:05:11,114 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 13:05:11,222 INFO L85 PathProgramCache]: Analyzing trace with hash -306637849, now seen corresponding path program 6 times [2024-05-07 13:05:11,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:11,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:13,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:13,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:15,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:15,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-05-07 13:05:15,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1542634011, now seen corresponding path program 7 times [2024-05-07 13:05:15,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:15,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:17,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:17,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:20,065 INFO L349 Elim1Store]: treesize reduction 33, result has 58.2 percent of original size [2024-05-07 13:05:20,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 93 [2024-05-07 13:05:24,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1566512949, now seen corresponding path program 8 times [2024-05-07 13:05:24,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:24,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:26,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:26,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:26,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:28,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:28,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2024-05-07 13:05:28,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1747675625, now seen corresponding path program 9 times [2024-05-07 13:05:28,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:28,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:31,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:31,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:31,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1281 trivial. 0 not checked. [2024-05-07 13:05:33,380 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:05:33,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 38 [2024-05-07 13:05:33,920 INFO L85 PathProgramCache]: Analyzing trace with hash -889291081, now seen corresponding path program 10 times [2024-05-07 13:05:33,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:33,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2024-05-07 13:05:36,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:36,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2024-05-07 13:05:38,477 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-05-07 13:05:38,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-05-07 13:05:38,499 INFO L349 Elim1Store]: treesize reduction 30, result has 11.8 percent of original size [2024-05-07 13:05:38,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 27 [2024-05-07 13:05:43,109 INFO L85 PathProgramCache]: Analyzing trace with hash -739154159, now seen corresponding path program 11 times [2024-05-07 13:05:43,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:43,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2024-05-07 13:05:45,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:45,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:47,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2024-05-07 13:05:47,685 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:05:47,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 13:05:47,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1511836256, now seen corresponding path program 12 times [2024-05-07 13:05:47,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:47,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2024-05-07 13:05:50,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:50,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:52,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2024-05-07 13:05:52,618 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:05:52,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2024-05-07 13:05:55,178 INFO L85 PathProgramCache]: Analyzing trace with hash -284994513, now seen corresponding path program 13 times [2024-05-07 13:05:55,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:55,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:05:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1741 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2024-05-07 13:05:58,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:05:58,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:05:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1741 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2024-05-07 13:06:01,904 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:06:01,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 36 [2024-05-07 13:06:01,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1443251928, now seen corresponding path program 14 times [2024-05-07 13:06:01,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:01,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1741 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2024-05-07 13:06:05,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:05,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1741 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2024-05-07 13:06:08,789 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-05-07 13:06:08,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-05-07 13:06:08,811 INFO L349 Elim1Store]: treesize reduction 30, result has 11.8 percent of original size [2024-05-07 13:06:08,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 27 [2024-05-07 13:06:13,671 INFO L85 PathProgramCache]: Analyzing trace with hash 9857870, now seen corresponding path program 15 times [2024-05-07 13:06:13,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:13,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:16,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1781 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2024-05-07 13:06:16,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:16,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1781 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2024-05-07 13:06:20,414 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:06:20,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2024-05-07 13:06:23,048 INFO L85 PathProgramCache]: Analyzing trace with hash 10758364, now seen corresponding path program 16 times [2024-05-07 13:06:23,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:23,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:26,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1743 trivial. 0 not checked. [2024-05-07 13:06:26,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:26,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:29,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1743 trivial. 0 not checked. [2024-05-07 13:06:30,060 INFO L349 Elim1Store]: treesize reduction 18, result has 47.1 percent of original size [2024-05-07 13:06:30,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 76 [2024-05-07 13:06:37,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1171544644, now seen corresponding path program 17 times [2024-05-07 13:06:37,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:37,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:40,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1743 trivial. 0 not checked. [2024-05-07 13:06:40,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:40,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1743 trivial. 0 not checked. [2024-05-07 13:06:44,610 INFO L349 Elim1Store]: treesize reduction 18, result has 47.1 percent of original size [2024-05-07 13:06:44,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 73 [2024-05-07 13:06:49,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2080180445, now seen corresponding path program 18 times [2024-05-07 13:06:49,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:49,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1798 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1758 trivial. 0 not checked. [2024-05-07 13:06:53,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:53,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:06:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1798 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1758 trivial. 0 not checked. [2024-05-07 13:06:57,536 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:06:57,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 36 [2024-05-07 13:06:57,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1162012550, now seen corresponding path program 19 times [2024-05-07 13:06:57,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:06:57,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:06:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1798 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1758 trivial. 0 not checked. [2024-05-07 13:07:01,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:01,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:05,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1798 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1758 trivial. 0 not checked. [2024-05-07 13:07:05,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-05-07 13:07:05,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1011508485, now seen corresponding path program 20 times [2024-05-07 13:07:05,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:05,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1804 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1764 trivial. 0 not checked. [2024-05-07 13:07:09,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:09,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1804 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1764 trivial. 0 not checked. [2024-05-07 13:07:13,313 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:07:13,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2024-05-07 13:07:15,758 INFO L85 PathProgramCache]: Analyzing trace with hash 257147073, now seen corresponding path program 21 times [2024-05-07 13:07:15,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:15,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1767 trivial. 0 not checked. [2024-05-07 13:07:19,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:19,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1767 trivial. 0 not checked. [2024-05-07 13:07:23,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2024-05-07 13:07:25,805 INFO L85 PathProgramCache]: Analyzing trace with hash 2079099687, now seen corresponding path program 1 times [2024-05-07 13:07:25,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:25,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:29,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1798 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1758 trivial. 0 not checked. [2024-05-07 13:07:29,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:29,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1798 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1758 trivial. 0 not checked. [2024-05-07 13:07:33,673 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:07:33,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 13:07:33,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1691527586, now seen corresponding path program 1 times [2024-05-07 13:07:33,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:33,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1818 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1778 trivial. 0 not checked. [2024-05-07 13:07:37,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:37,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:41,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1818 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1778 trivial. 0 not checked. [2024-05-07 13:07:42,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 280 [2024-05-07 13:07:42,054 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 13:07:42,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1384966689, now seen corresponding path program 2 times [2024-05-07 13:07:42,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:42,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:46,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1856 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1816 trivial. 0 not checked. [2024-05-07 13:07:46,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:46,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1856 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 1816 trivial. 0 not checked. [2024-05-07 13:07:51,838 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:07:51,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 13:07:52,013 INFO L85 PathProgramCache]: Analyzing trace with hash -437190385, now seen corresponding path program 3 times [2024-05-07 13:07:52,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:52,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:07:58,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2183 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2143 trivial. 0 not checked. [2024-05-07 13:07:58,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:07:58,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:07:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2183 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2143 trivial. 0 not checked. [2024-05-07 13:08:04,262 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 13:08:04,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2024-05-07 13:08:06,684 INFO L85 PathProgramCache]: Analyzing trace with hash 59019179, now seen corresponding path program 4 times [2024-05-07 13:08:06,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:06,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2174 trivial. 0 not checked. [2024-05-07 13:08:12,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:12,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:17,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2174 trivial. 0 not checked. [2024-05-07 13:08:17,800 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:08:17,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 13:08:17,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1211235769, now seen corresponding path program 5 times [2024-05-07 13:08:17,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:17,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:23,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2254 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2214 trivial. 0 not checked. [2024-05-07 13:08:23,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:23,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:28,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2254 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2214 trivial. 0 not checked. [2024-05-07 13:08:28,929 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:08:28,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1112 treesize of output 972 [2024-05-07 13:08:28,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 13:08:29,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1295547433, now seen corresponding path program 6 times [2024-05-07 13:08:29,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:29,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:35,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2024-05-07 13:08:35,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:35,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2024-05-07 13:08:41,744 INFO L349 Elim1Store]: treesize reduction 33, result has 58.2 percent of original size [2024-05-07 13:08:41,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 93 [2024-05-07 13:08:47,328 INFO L85 PathProgramCache]: Analyzing trace with hash 2095762284, now seen corresponding path program 7 times [2024-05-07 13:08:47,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:47,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2267 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2227 trivial. 0 not checked. [2024-05-07 13:08:52,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:52,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:08:58,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2267 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2227 trivial. 0 not checked. [2024-05-07 13:08:58,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-05-07 13:08:58,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 234 [2024-05-07 13:08:58,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1853989636, now seen corresponding path program 8 times [2024-05-07 13:08:58,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:08:58,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:08:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2307 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2267 trivial. 0 not checked. [2024-05-07 13:09:04,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:04,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:10,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2307 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2267 trivial. 0 not checked. [2024-05-07 13:09:10,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 13:09:10,347 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 13:09:10,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 553 treesize of output 1 [2024-05-07 13:09:10,606 INFO L85 PathProgramCache]: Analyzing trace with hash -2086128341, now seen corresponding path program 9 times [2024-05-07 13:09:10,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:10,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2228 trivial. 0 not checked. [2024-05-07 13:09:17,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:17,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2228 trivial. 0 not checked. [2024-05-07 13:09:23,063 INFO L349 Elim1Store]: treesize reduction 40, result has 40.3 percent of original size [2024-05-07 13:09:23,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1847 treesize of output 1497 [2024-05-07 13:09:23,293 INFO L349 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2024-05-07 13:09:23,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 33 [2024-05-07 13:09:23,323 INFO L349 Elim1Store]: treesize reduction 33, result has 2.9 percent of original size [2024-05-07 13:09:23,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 103 treesize of output 1 [2024-05-07 13:09:23,341 INFO L349 Elim1Store]: treesize reduction 30, result has 11.8 percent of original size [2024-05-07 13:09:23,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 27 [2024-05-07 13:09:23,374 INFO L349 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2024-05-07 13:09:23,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1144 treesize of output 1 [2024-05-07 13:09:26,404 INFO L85 PathProgramCache]: Analyzing trace with hash 736286357, now seen corresponding path program 10 times [2024-05-07 13:09:26,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:26,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2228 trivial. 0 not checked. [2024-05-07 13:09:32,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:32,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2228 trivial. 0 not checked. [2024-05-07 13:09:37,999 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:09:38,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 13:09:38,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1419346513, now seen corresponding path program 11 times [2024-05-07 13:09:38,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:38,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:44,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2228 trivial. 0 not checked. [2024-05-07 13:09:44,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:44,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:09:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2228 trivial. 0 not checked. [2024-05-07 13:09:52,188 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-07 13:09:52,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-07 13:09:52,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1527047101, now seen corresponding path program 12 times [2024-05-07 13:09:52,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:09:52,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:09:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:10:00,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2282 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2242 trivial. 0 not checked. [2024-05-07 13:10:00,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:10:00,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:10:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:10:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2282 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2242 trivial. 0 not checked. [2024-05-07 13:10:08,463 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-05-07 13:10:08,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 37 [2024-05-07 13:10:08,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1194489989, now seen corresponding path program 13 times [2024-05-07 13:10:08,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:10:08,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:10:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:10:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2282 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2242 trivial. 0 not checked. [2024-05-07 13:10:16,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:10:16,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:10:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 13:10:24,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2282 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 2242 trivial. 0 not checked. [2024-05-07 13:10:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:10:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 13:10:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 13:10:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:10:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 13:10:24,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable30,SelfDestructingSolverStorable74,SelfDestructingSolverStorable31,SelfDestructingSolverStorable75,SelfDestructingSolverStorable32,SelfDestructingSolverStorable76,SelfDestructingSolverStorable33,SelfDestructingSolverStorable77,SelfDestructingSolverStorable34,SelfDestructingSolverStorable78,SelfDestructingSolverStorable35,SelfDestructingSolverStorable79,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39,SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable40,SelfDestructingSolverStorable84,SelfDestructingSolverStorable41,SelfDestructingSolverStorable85,SelfDestructingSolverStorable42,SelfDestructingSolverStorable86,SelfDestructingSolverStorable43,SelfDestructingSolverStorable87,SelfDestructingSolverStorable44,SelfDestructingSolverStorable88,SelfDestructingSolverStorable45,SelfDestructingSolverStorable89,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49,SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable50,SelfDestructingSolverStorable94,SelfDestructingSolverStorable51,SelfDestructingSolverStorable95,SelfDestructingSolverStorable52,SelfDestructingSolverStorable96,SelfDestructingSolverStorable53,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable14,SelfDestructingSolverStorable58,SelfDestructingSolverStorable15,SelfDestructingSolverStorable59,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable20,SelfDestructingSolverStorable64,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable65,SelfDestructingSolverStorable22,SelfDestructingSolverStorable66,SelfDestructingSolverStorable23,SelfDestructingSolverStorable67,SelfDestructingSolverStorable24,SelfDestructingSolverStorable68,SelfDestructingSolverStorable25,SelfDestructingSolverStorable69,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-07 13:10:24,863 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, threadErr0ASSERT_VIOLATIONERROR_FUNCTION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-07 13:10:24,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 13:10:24,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1944483615, now seen corresponding path program 1 times [2024-05-07 13:10:24,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 13:10:24,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481421141] [2024-05-07 13:10:24,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 13:10:24,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 13:10:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat