/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --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/weaver/chl-nzb-file-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 23:05:52,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 23:05:52,843 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 23:05:52,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 23:05:52,847 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 23:05:52,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 23:05:52,869 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 23:05:52,869 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 23:05:52,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 23:05:52,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 23:05:52,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 23:05:52,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 23:05:52,871 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 23:05:52,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 23:05:52,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 23:05:52,872 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 23:05:52,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 23:05:52,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 23:05:52,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 23:05:52,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 23:05:52,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 23:05:52,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 23:05:52,878 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 23:05:52,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 23:05:52,878 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 23:05:52,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 23:05:52,879 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 23:05:52,879 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 23:05:52,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 23:05:52,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 23:05:52,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 23:05:52,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 23:05:52,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 23:05:52,881 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 23:05:52,881 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 23:05:52,881 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 23:05:52,881 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 23:05:52,882 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 23:05:52,882 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 23:05:52,882 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 23:05:53,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 23:05:53,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 23:05:53,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 23:05:53,147 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 23:05:53,149 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 23:05:53,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2024-05-07 23:05:54,414 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 23:05:54,662 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 23:05:54,663 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2024-05-07 23:05:54,671 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6f98662d3/f93715ba464242e5830c89c7eadc917d/FLAG2700b0607 [2024-05-07 23:05:54,684 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6f98662d3/f93715ba464242e5830c89c7eadc917d [2024-05-07 23:05:54,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 23:05:54,687 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 23:05:54,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 23:05:54,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 23:05:54,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 23:05:54,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:54,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e932b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54, skipping insertion in model container [2024-05-07 23:05:54,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:54,752 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 23:05:54,912 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c[6501,6514] [2024-05-07 23:05:54,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 23:05:54,930 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 23:05:54,963 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c[6501,6514] [2024-05-07 23:05:54,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 23:05:54,984 INFO L206 MainTranslator]: Completed translation [2024-05-07 23:05:54,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54 WrapperNode [2024-05-07 23:05:54,985 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 23:05:54,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 23:05:54,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 23:05:54,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 23:05:54,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,098 INFO L138 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 603 [2024-05-07 23:05:55,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 23:05:55,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 23:05:55,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 23:05:55,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 23:05:55,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,165 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 23:05:55,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 23:05:55,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 23:05:55,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 23:05:55,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (1/1) ... [2024-05-07 23:05:55,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 23:05:55,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 23:05:55,225 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 23:05:55,246 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 23:05:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 23:05:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 23:05:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 23:05:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-07 23:05:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-07 23:05:55,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-07 23:05:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-07 23:05:55,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-07 23:05:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-07 23:05:55,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-07 23:05:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 23:05:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-07 23:05:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 23:05:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 23:05:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 23:05:55,280 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 23:05:55,433 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 23:05:55,435 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 23:05:56,248 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 23:05:56,279 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 23:05:56,279 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-05-07 23:05:56,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 11:05:56 BoogieIcfgContainer [2024-05-07 23:05:56,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 23:05:56,284 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 23:05:56,284 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 23:05:56,287 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 23:05:56,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 11:05:54" (1/3) ... [2024-05-07 23:05:56,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23958d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 11:05:56, skipping insertion in model container [2024-05-07 23:05:56,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 11:05:54" (2/3) ... [2024-05-07 23:05:56,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23958d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 11:05:56, skipping insertion in model container [2024-05-07 23:05:56,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 11:05:56" (3/3) ... [2024-05-07 23:05:56,294 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.c [2024-05-07 23:05:56,304 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 23:05:56,313 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 23:05:56,313 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 23:05:56,313 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 23:05:56,513 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-07 23:05:56,566 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 23:05:56,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 23:05:56,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 23:05:56,567 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 23:05:56,572 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 23:05:56,602 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 23:05:56,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 23:05:56,617 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 23:05:56,627 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;@4e35396a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 23:05:56,627 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 23:05:56,827 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 23:05:56,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 23:05:56,831 INFO L85 PathProgramCache]: Analyzing trace with hash 337883153, now seen corresponding path program 1 times [2024-05-07 23:05:56,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 23:05:56,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590401746] [2024-05-07 23:05:56,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:05:56,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:05:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:05:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 23:05:57,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 23:05:57,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590401746] [2024-05-07 23:05:57,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590401746] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 23:05:57,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 23:05:57,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 23:05:57,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831646492] [2024-05-07 23:05:57,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 23:05:57,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 23:05:57,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 23:05:57,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 23:05:57,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 23:05:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:05:57,548 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 23:05:57,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 191.0) internal successors, (382), 2 states have internal predecessors, (382), 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 23:05:57,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:06:05,187 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 29 treesize of output 23 [2024-05-07 23:06:05,254 INFO L85 PathProgramCache]: Analyzing trace with hash -163150368, now seen corresponding path program 1 times [2024-05-07 23:06:05,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:05,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:05,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 23:06:05,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:05,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 23:06:06,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-07 23:06:06,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-05-07 23:06:11,953 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 29 treesize of output 23 [2024-05-07 23:06:12,036 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 6 treesize of output 4 [2024-05-07 23:06:13,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1492473294, now seen corresponding path program 1 times [2024-05-07 23:06:13,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:13,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 23:06:13,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:13,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 23:06:13,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 23:06:13,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=711, Unknown=0, NotChecked=0, Total=870 [2024-05-07 23:06:30,188 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 29 treesize of output 23 [2024-05-07 23:06:30,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:06:31,049 INFO L85 PathProgramCache]: Analyzing trace with hash 872280800, now seen corresponding path program 1 times [2024-05-07 23:06:31,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:31,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:31,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 23:06:31,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:31,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 23:06:31,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 23:06:31,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1018, Unknown=0, NotChecked=0, Total=1190 [2024-05-07 23:06:43,788 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 29 treesize of output 23 [2024-05-07 23:06:43,859 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 6 treesize of output 4 [2024-05-07 23:06:44,222 INFO L85 PathProgramCache]: Analyzing trace with hash 719519764, now seen corresponding path program 1 times [2024-05-07 23:06:44,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:44,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:44,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:06:44,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:44,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:44,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:06:44,637 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 29 treesize of output 23 [2024-05-07 23:06:44,712 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 6 treesize of output 4 [2024-05-07 23:06:45,597 INFO L85 PathProgramCache]: Analyzing trace with hash -221290113, now seen corresponding path program 1 times [2024-05-07 23:06:45,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:45,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:06:45,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:45,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:45,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:06:45,997 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 29 treesize of output 23 [2024-05-07 23:06:46,072 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 6 treesize of output 4 [2024-05-07 23:06:46,789 INFO L85 PathProgramCache]: Analyzing trace with hash -833913352, now seen corresponding path program 1 times [2024-05-07 23:06:46,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:46,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:46,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:06:46,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:46,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:47,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:06:47,349 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 29 treesize of output 23 [2024-05-07 23:06:47,425 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 6 treesize of output 4 [2024-05-07 23:06:47,559 INFO L85 PathProgramCache]: Analyzing trace with hash 2142283195, now seen corresponding path program 1 times [2024-05-07 23:06:47,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:47,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:47,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:06:47,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:06:47,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:06:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:06:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:07:00,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:00,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-05-07 23:07:00,125 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 23:07:00,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 23:07:00,125 INFO L85 PathProgramCache]: Analyzing trace with hash -301596674, now seen corresponding path program 1 times [2024-05-07 23:07:00,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 23:07:00,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430158193] [2024-05-07 23:07:00,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:00,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:07:00,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 23:07:00,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430158193] [2024-05-07 23:07:00,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430158193] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 23:07:00,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073819920] [2024-05-07 23:07:00,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:00,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 23:07:00,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 23:07:00,411 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 23:07:00,412 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 23:07:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:00,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-07 23:07:00,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 23:07:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:07:00,755 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 23:07:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-07 23:07:00,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073819920] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 23:07:00,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 23:07:00,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-05-07 23:07:00,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208357680] [2024-05-07 23:07:00,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 23:07:00,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-05-07 23:07:00,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 23:07:00,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-05-07 23:07:00,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-05-07 23:07:00,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:00,874 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 23:07:00,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 28.066666666666666) internal successors, (421), 15 states have internal predecessors, (421), 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 23:07:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:14,248 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 29 treesize of output 23 [2024-05-07 23:07:14,328 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 6 treesize of output 4 [2024-05-07 23:07:14,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1051087956, now seen corresponding path program 2 times [2024-05-07 23:07:14,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:14,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:14,806 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:14,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:14,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:15,001 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:15,082 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 29 treesize of output 23 [2024-05-07 23:07:15,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:07:16,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1780034241, now seen corresponding path program 2 times [2024-05-07 23:07:16,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:16,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:16,216 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:16,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:16,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:16,671 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 29 treesize of output 23 [2024-05-07 23:07:16,736 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 6 treesize of output 4 [2024-05-07 23:07:16,867 INFO L85 PathProgramCache]: Analyzing trace with hash -483548744, now seen corresponding path program 2 times [2024-05-07 23:07:16,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:16,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:17,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:17,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:17,261 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:17,328 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 29 treesize of output 23 [2024-05-07 23:07:17,410 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 6 treesize of output 4 [2024-05-07 23:07:17,533 INFO L85 PathProgramCache]: Analyzing trace with hash 982698491, now seen corresponding path program 2 times [2024-05-07 23:07:17,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:17,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:17,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:17,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:18,156 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 23:07:26,049 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 23:07:26,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-07 23:07:26,241 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 23:07:26,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 23:07:26,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1239321666, now seen corresponding path program 2 times [2024-05-07 23:07:26,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 23:07:26,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998435485] [2024-05-07 23:07:26,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:26,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:26,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 23:07:26,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998435485] [2024-05-07 23:07:26,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998435485] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 23:07:26,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252959523] [2024-05-07 23:07:26,873 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 23:07:26,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 23:07:26,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 23:07:26,874 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 23:07:26,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-07 23:07:27,106 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-05-07 23:07:27,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 23:07:27,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 7 conjunts are in the unsatisfiable core [2024-05-07 23:07:27,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 23:07:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-05-07 23:07:27,255 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 23:07:27,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [252959523] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 23:07:27,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-07 23:07:27,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2024-05-07 23:07:27,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197156292] [2024-05-07 23:07:27,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 23:07:27,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 23:07:27,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 23:07:27,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 23:07:27,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-05-07 23:07:27,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:27,339 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 23:07:27,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 64.0) internal successors, (384), 6 states have internal predecessors, (384), 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 23:07:27,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:27,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 23:07:27,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:07:44,493 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 29 treesize of output 23 [2024-05-07 23:07:44,584 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 6 treesize of output 4 [2024-05-07 23:07:44,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1051087956, now seen corresponding path program 3 times [2024-05-07 23:07:44,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:44,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:44,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:44,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:45,188 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 29 treesize of output 23 [2024-05-07 23:07:45,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:07:45,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1780034241, now seen corresponding path program 3 times [2024-05-07 23:07:45,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:45,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:45,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:45,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:45,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:45,963 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:46,068 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 29 treesize of output 23 [2024-05-07 23:07:46,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:07:47,768 INFO L85 PathProgramCache]: Analyzing trace with hash -483548744, now seen corresponding path program 3 times [2024-05-07 23:07:47,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:47,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:47,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:47,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:48,114 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:48,191 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 29 treesize of output 23 [2024-05-07 23:07:48,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:07:48,417 INFO L85 PathProgramCache]: Analyzing trace with hash 982698491, now seen corresponding path program 3 times [2024-05-07 23:07:48,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:48,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:48,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:48,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:07:49,041 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 29 treesize of output 23 [2024-05-07 23:07:49,120 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 6 treesize of output 4 [2024-05-07 23:07:49,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1567163811, now seen corresponding path program 1 times [2024-05-07 23:07:49,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:49,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-07 23:07:50,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:50,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-07 23:07:50,323 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 29 treesize of output 23 [2024-05-07 23:07:50,400 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 6 treesize of output 4 [2024-05-07 23:07:50,535 INFO L85 PathProgramCache]: Analyzing trace with hash -706352810, now seen corresponding path program 2 times [2024-05-07 23:07:50,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:50,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-05-07 23:07:50,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:50,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:51,154 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-05-07 23:07:51,220 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 29 treesize of output 23 [2024-05-07 23:07:51,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:07:51,412 INFO L85 PathProgramCache]: Analyzing trace with hash 341473935, now seen corresponding path program 3 times [2024-05-07 23:07:51,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:51,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-07 23:07:51,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:51,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:52,008 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-07 23:07:52,080 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 29 treesize of output 23 [2024-05-07 23:07:52,146 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 6 treesize of output 4 [2024-05-07 23:07:52,266 INFO L85 PathProgramCache]: Analyzing trace with hash -606101180, now seen corresponding path program 4 times [2024-05-07 23:07:52,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:52,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-05-07 23:07:52,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:07:52,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:07:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:07:52,647 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-05-07 23:08:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:08:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 23:08:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 23:08:00,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-07 23:08:00,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable29,SelfDestructingSolverStorable32,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable24,SelfDestructingSolverStorable35,SelfDestructingSolverStorable25,SelfDestructingSolverStorable36,SelfDestructingSolverStorable26,SelfDestructingSolverStorable37,SelfDestructingSolverStorable27,SelfDestructingSolverStorable38,SelfDestructingSolverStorable28,SelfDestructingSolverStorable39 [2024-05-07 23:08:00,871 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 23:08:00,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 23:08:00,872 INFO L85 PathProgramCache]: Analyzing trace with hash -997905675, now seen corresponding path program 1 times [2024-05-07 23:08:00,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 23:08:00,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544694327] [2024-05-07 23:08:00,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:08:00,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:08:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:08:01,127 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:08:01,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 23:08:01,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544694327] [2024-05-07 23:08:01,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544694327] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 23:08:01,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564236116] [2024-05-07 23:08:01,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:08:01,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 23:08:01,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 23:08:01,129 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 23:08:01,130 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 23:08:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:08:01,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-07 23:08:01,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 23:08:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:08:01,559 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 23:08:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 23:08:01,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564236116] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 23:08:01,671 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 23:08:01,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2024-05-07 23:08:01,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013666786] [2024-05-07 23:08:01,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 23:08:01,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-07 23:08:01,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 23:08:01,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-07 23:08:01,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-05-07 23:08:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:08:01,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 23:08:01,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.40909090909091) internal successors, (427), 22 states have internal predecessors, (427), 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 23:08:01,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:08:01,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 23:08:01,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 23:08:01,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:08:19,756 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 29 treesize of output 23 [2024-05-07 23:08:19,850 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 6 treesize of output 4 [2024-05-07 23:08:20,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 4 times [2024-05-07 23:08:20,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:08:20,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:08:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:08:21,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:08:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:08:21,477 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 29 treesize of output 23 [2024-05-07 23:08:21,565 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 6 treesize of output 4 [2024-05-07 23:08:22,260 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 4 times [2024-05-07 23:08:22,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:08:22,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:08:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:08:22,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:08:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:08:22,578 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 29 treesize of output 23 [2024-05-07 23:08:22,672 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 6 treesize of output 4 [2024-05-07 23:08:22,817 INFO L85 PathProgramCache]: Analyzing trace with hash -542579336, now seen corresponding path program 4 times [2024-05-07 23:08:22,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:08:22,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:08:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:08:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:08:23,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:08:23,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:08:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:08:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:08:24,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-07 23:08:24,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=236, Invalid=2626, Unknown=0, NotChecked=0, Total=2862 [2024-05-07 23:09:01,398 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:09:01,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-05-07 23:09:01,745 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 6 treesize of output 4 [2024-05-07 23:09:01,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 5 times [2024-05-07 23:09:01,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:01,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:02,023 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:09:02,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:02,407 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:09:02,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:09:02,487 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 6 treesize of output 4 [2024-05-07 23:09:02,668 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 5 times [2024-05-07 23:09:02,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:02,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:02,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:09:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:03,314 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:09:03,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:09:03,449 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 6 treesize of output 4 [2024-05-07 23:09:03,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1319481892, now seen corresponding path program 1 times [2024-05-07 23:09:03,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:03,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:09:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:09:03,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:03,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:09:04,165 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:09:04,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 23:09:04,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=389, Invalid=5161, Unknown=0, NotChecked=0, Total=5550 [2024-05-07 23:09:51,145 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:09:51,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-05-07 23:09:51,281 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 6 treesize of output 4 [2024-05-07 23:09:51,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 6 times [2024-05-07 23:09:51,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:51,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:51,545 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:09:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:52,214 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:09:52,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:09:52,291 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 6 treesize of output 4 [2024-05-07 23:09:52,434 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 6 times [2024-05-07 23:09:52,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:52,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:52,520 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:09:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:09:52,782 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:09:52,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-05-07 23:09:52,934 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 6 treesize of output 4 [2024-05-07 23:09:53,423 INFO L85 PathProgramCache]: Analyzing trace with hash -816514627, now seen corresponding path program 1 times [2024-05-07 23:09:53,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:09:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:09:53,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:09:53,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:09:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:09:54,477 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:09:54,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 23:09:54,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=5608, Unknown=0, NotChecked=0, Total=6006 [2024-05-07 23:10:30,502 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:10:30,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-05-07 23:10:30,610 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 6 treesize of output 4 [2024-05-07 23:10:30,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 7 times [2024-05-07 23:10:30,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:10:30,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:10:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:10:31,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:10:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:10:31,489 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:10:31,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:10:31,572 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 6 treesize of output 4 [2024-05-07 23:10:31,737 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 7 times [2024-05-07 23:10:31,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:10:31,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:10:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:10:31,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:10:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:10:32,011 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:10:32,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:10:32,126 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 6 treesize of output 4 [2024-05-07 23:10:32,367 INFO L85 PathProgramCache]: Analyzing trace with hash 748573978, now seen corresponding path program 1 times [2024-05-07 23:10:32,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:10:32,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:10:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:10:32,853 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:10:32,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:10:32,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:10:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:10:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:10:32,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 23:10:32,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=431, Invalid=6541, Unknown=0, NotChecked=0, Total=6972 [2024-05-07 23:11:13,398 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:11:13,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:11:13,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:11:13,674 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 8 times [2024-05-07 23:11:13,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:11:13,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:11:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:11:13,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:11:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:11:13,984 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:11:13,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:11:14,125 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 6 treesize of output 4 [2024-05-07 23:11:14,619 INFO L85 PathProgramCache]: Analyzing trace with hash 295486296, now seen corresponding path program 1 times [2024-05-07 23:11:14,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:11:14,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:11:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:11:14,951 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:11:14,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:11:14,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:11:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:11:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:11:15,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 23:11:15,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=461, Invalid=7021, Unknown=0, NotChecked=0, Total=7482 [2024-05-07 23:11:58,714 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:11:58,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 34 [2024-05-07 23:11:58,815 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 6 treesize of output 4 [2024-05-07 23:11:58,992 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 9 times [2024-05-07 23:11:58,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:11:58,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:11:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:11:59,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:11:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:11:59,296 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 29 treesize of output 23 [2024-05-07 23:11:59,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:11:59,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1328568581, now seen corresponding path program 1 times [2024-05-07 23:11:59,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:11:59,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:11:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:12:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:12:00,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:12:00,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:12:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:12:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:12:00,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 23:12:00,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=477, Invalid=7895, Unknown=0, NotChecked=0, Total=8372 [2024-05-07 23:12:53,349 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:12:53,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 30 [2024-05-07 23:12:53,472 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 6 treesize of output 4 [2024-05-07 23:12:53,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1681942040, now seen corresponding path program 1 times [2024-05-07 23:12:53,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:12:53,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:12:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:12:53,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:12:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:12:53,953 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:12:53,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 30 [2024-05-07 23:12:54,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 23:12:54,521 INFO L85 PathProgramCache]: Analyzing trace with hash 470571419, now seen corresponding path program 1 times [2024-05-07 23:12:54,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:12:54,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:12:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:12:54,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:12:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:13:00,171 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:13:00,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 30 [2024-05-07 23:13:00,278 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 6 treesize of output 4 [2024-05-07 23:13:00,479 INFO L85 PathProgramCache]: Analyzing trace with hash -2034902257, now seen corresponding path program 1 times [2024-05-07 23:13:00,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:13:00,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:13:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:13:00,523 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:13:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:13:01,075 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-07 23:13:01,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 30 [2024-05-07 23:13:01,164 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 6 treesize of output 4 [2024-05-07 23:13:01,320 INFO L85 PathProgramCache]: Analyzing trace with hash 2123280580, now seen corresponding path program 2 times [2024-05-07 23:13:01,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:13:01,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:13:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:13:01,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 23:13:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 23:13:58,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:13:58,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 23:13:58,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 23:13:58,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 23:13:58,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-07 23:13:58,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59,SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable41,SelfDestructingSolverStorable63,SelfDestructingSolverStorable42,SelfDestructingSolverStorable64,SelfDestructingSolverStorable43,SelfDestructingSolverStorable65,SelfDestructingSolverStorable44,SelfDestructingSolverStorable66,SelfDestructingSolverStorable45,SelfDestructingSolverStorable67,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-05-07 23:13:58,764 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 23:13:58,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 23:13:58,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1697532386, now seen corresponding path program 1 times [2024-05-07 23:13:58,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 23:13:58,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165417703] [2024-05-07 23:13:58,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 23:13:58,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 23:13:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 23:13:59,583 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-07 23:13:59,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 23:13:59,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165417703] [2024-05-07 23:13:59,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165417703] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 23:13:59,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 23:13:59,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 23:13:59,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875763348] [2024-05-07 23:13:59,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 23:13:59,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 23:13:59,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 23:13:59,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 23:13:59,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-05-07 23:13:59,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:13:59,637 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 23:13:59,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 59.42857142857143) internal successors, (416), 7 states have internal predecessors, (416), 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 23:13:59,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 23:13:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 23:13:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 23:13:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 23:13:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.