/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 50 -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 [2024-05-06 17:21:37,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 17:21:37,477 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 17:21:37,480 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 17:21:37,480 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 17:21:37,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 17:21:37,502 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 17:21:37,502 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 17:21:37,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 17:21:37,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 17:21:37,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 17:21:37,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 17:21:37,506 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 17:21:37,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 17:21:37,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 17:21:37,508 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 17:21:37,508 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 17:21:37,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 17:21:37,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 17:21:37,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 17:21:37,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 17:21:37,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 17:21:37,509 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 17:21:37,509 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 17:21:37,509 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 17:21:37,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 17:21:37,510 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 17:21:37,510 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 17:21:37,510 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 17:21:37,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 17:21:37,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 17:21:37,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 17:21:37,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 17:21:37,512 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 17:21:37,512 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 17:21:37,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 17:21:37,512 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 17:21:37,512 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 17:21:37,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 17:21:37,512 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 50 [2024-05-06 17:21:37,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 17:21:37,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 17:21:37,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 17:21:37,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 17:21:37,724 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 17:21:37,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2024-05-06 17:21:38,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 17:21:38,804 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 17:21:38,807 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2024-05-06 17:21:38,813 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/03ff38eef/84bf4eb9eb444e8586f1119d02e8a830/FLAG10e66377e [2024-05-06 17:21:38,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/03ff38eef/84bf4eb9eb444e8586f1119d02e8a830 [2024-05-06 17:21:38,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 17:21:38,827 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 17:21:38,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 17:21:38,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 17:21:38,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 17:21:38,833 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 05:21:38" (1/1) ... [2024-05-06 17:21:38,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bccdf38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:38, skipping insertion in model container [2024-05-06 17:21:38,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 05:21:38" (1/1) ... [2024-05-06 17:21:38,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 17:21:39,045 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] [2024-05-06 17:21:39,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 17:21:39,061 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 17:21:39,114 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c[6501,6514] [2024-05-06 17:21:39,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 17:21:39,138 INFO L206 MainTranslator]: Completed translation [2024-05-06 17:21:39,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39 WrapperNode [2024-05-06 17:21:39,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 17:21:39,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 17:21:39,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 17:21:39,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 17:21:39,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,185 INFO L138 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 603 [2024-05-06 17:21:39,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 17:21:39,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 17:21:39,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 17:21:39,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 17:21:39,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 17:21:39,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 17:21:39,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 17:21:39,252 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 17:21:39,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (1/1) ... [2024-05-06 17:21:39,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 17:21:39,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 17:21:39,278 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) [2024-05-06 17:21:39,284 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 [2024-05-06 17:21:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 17:21:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 17:21:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 17:21:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 17:21:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 17:21:39,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 17:21:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 17:21:39,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 17:21:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 17:21:39,318 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 17:21:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 17:21:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-06 17:21:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 17:21:39,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 17:21:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 17:21:39,319 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 17:21:39,424 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 17:21:39,426 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 17:21:40,032 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 17:21:40,059 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 17:21:40,059 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-05-06 17:21:40,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 05:21:40 BoogieIcfgContainer [2024-05-06 17:21:40,061 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 17:21:40,063 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 17:21:40,064 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 17:21:40,066 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 17:21:40,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 05:21:38" (1/3) ... [2024-05-06 17:21:40,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692064e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 05:21:40, skipping insertion in model container [2024-05-06 17:21:40,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 05:21:39" (2/3) ... [2024-05-06 17:21:40,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692064e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 05:21:40, skipping insertion in model container [2024-05-06 17:21:40,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 05:21:40" (3/3) ... [2024-05-06 17:21:40,069 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.c [2024-05-06 17:21:40,076 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 17:21:40,084 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 17:21:40,086 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 17:21:40,086 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 17:21:40,231 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-06 17:21:40,288 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 17:21:40,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 17:21:40,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 17:21:40,291 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) [2024-05-06 17:21:40,312 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 [2024-05-06 17:21:40,326 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 17:21:40,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 17:21:40,337 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 17:21:40,342 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;@5e6e8ecf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 17:21:40,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 17:21:40,495 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)] === [2024-05-06 17:21:40,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 17:21:40,497 INFO L85 PathProgramCache]: Analyzing trace with hash 337883153, now seen corresponding path program 1 times [2024-05-06 17:21:40,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 17:21:40,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219260806] [2024-05-06 17:21:40,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:21:40,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:21:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:21:40,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 17:21:40,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 17:21:40,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219260806] [2024-05-06 17:21:40,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219260806] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 17:21:40,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 17:21:40,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 17:21:40,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319707866] [2024-05-06 17:21:40,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 17:21:40,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 17:21:40,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 17:21:40,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 17:21:40,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 17:21:40,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:21:40,976 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 17:21:40,978 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) [2024-05-06 17:21:40,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:21:46,995 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 [2024-05-06 17:21:47,058 INFO L85 PathProgramCache]: Analyzing trace with hash -163150368, now seen corresponding path program 1 times [2024-05-06 17:21:47,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:21:47,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:21:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:21:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 17:21:47,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:21:47,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:21:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:21:47,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 17:21:47,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-06 17:21:47,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-05-06 17:21:52,637 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 [2024-05-06 17:21:52,692 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 [2024-05-06 17:21:53,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1492473294, now seen corresponding path program 1 times [2024-05-06 17:21:53,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:21:53,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:21:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:21:53,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 17:21:53,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:21:53,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:21:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:21:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 17:21:53,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 17:21:53,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=711, Unknown=0, NotChecked=0, Total=870 [2024-05-06 17:22:07,858 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 [2024-05-06 17:22:07,928 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 [2024-05-06 17:22:08,689 INFO L85 PathProgramCache]: Analyzing trace with hash 872280800, now seen corresponding path program 1 times [2024-05-06 17:22:08,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:08,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 17:22:08,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:08,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 17:22:09,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 17:22:09,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1018, Unknown=0, NotChecked=0, Total=1190 [2024-05-06 17:22:19,690 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 [2024-05-06 17:22:19,752 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 [2024-05-06 17:22:19,900 INFO L85 PathProgramCache]: Analyzing trace with hash 719519764, now seen corresponding path program 1 times [2024-05-06 17:22:19,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:19,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:20,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:20,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:20,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:20,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:20,226 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 [2024-05-06 17:22:20,284 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 [2024-05-06 17:22:21,065 INFO L85 PathProgramCache]: Analyzing trace with hash -221290113, now seen corresponding path program 1 times [2024-05-06 17:22:21,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:21,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:21,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:21,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:21,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:21,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:21,356 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 [2024-05-06 17:22:21,413 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 [2024-05-06 17:22:22,141 INFO L85 PathProgramCache]: Analyzing trace with hash -833913352, now seen corresponding path program 1 times [2024-05-06 17:22:22,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:22,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:22,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:22,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:22,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:22,417 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 [2024-05-06 17:22:22,484 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 [2024-05-06 17:22:22,588 INFO L85 PathProgramCache]: Analyzing trace with hash 2142283195, now seen corresponding path program 1 times [2024-05-06 17:22:22,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:22,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:22,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:22,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:32,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:22:32,880 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 [2024-05-06 17:22:32,880 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)] === [2024-05-06 17:22:32,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 17:22:32,880 INFO L85 PathProgramCache]: Analyzing trace with hash -301596674, now seen corresponding path program 1 times [2024-05-06 17:22:32,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 17:22:32,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653078551] [2024-05-06 17:22:32,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:32,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:33,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:33,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 17:22:33,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653078551] [2024-05-06 17:22:33,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653078551] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 17:22:33,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820885187] [2024-05-06 17:22:33,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:33,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 17:22:33,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 17:22:33,262 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) [2024-05-06 17:22:33,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 17:22:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:33,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-06 17:22:33,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 17:22:33,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:33,539 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 17:22:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 17:22:33,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820885187] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 17:22:33,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 17:22:33,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-05-06 17:22:33,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989808935] [2024-05-06 17:22:33,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 17:22:33,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-05-06 17:22:33,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 17:22:33,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-05-06 17:22:33,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-05-06 17:22:33,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:22:33,607 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 17:22:33,607 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) [2024-05-06 17:22:33,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:22:33,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:22:44,929 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 [2024-05-06 17:22:44,994 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 [2024-05-06 17:22:45,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1051087956, now seen corresponding path program 2 times [2024-05-06 17:22:45,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:45,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:45,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:45,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:45,458 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:45,510 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 [2024-05-06 17:22:45,551 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 [2024-05-06 17:22:45,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1780034241, now seen corresponding path program 2 times [2024-05-06 17:22:45,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:45,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:45,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:45,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:46,134 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 [2024-05-06 17:22:46,196 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 [2024-05-06 17:22:46,322 INFO L85 PathProgramCache]: Analyzing trace with hash -483548744, now seen corresponding path program 2 times [2024-05-06 17:22:46,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:46,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:46,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:46,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:46,601 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:46,659 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 [2024-05-06 17:22:46,712 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 [2024-05-06 17:22:47,544 INFO L85 PathProgramCache]: Analyzing trace with hash 982698491, now seen corresponding path program 2 times [2024-05-06 17:22:47,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:47,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:47,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:47,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:47,837 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:22:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 17:22:54,829 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-06 17:22:55,029 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 [2024-05-06 17:22:55,030 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)] === [2024-05-06 17:22:55,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 17:22:55,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1239321666, now seen corresponding path program 2 times [2024-05-06 17:22:55,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 17:22:55,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2457478] [2024-05-06 17:22:55,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:22:55,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:22:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:22:55,260 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:22:55,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 17:22:55,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2457478] [2024-05-06 17:22:55,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2457478] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 17:22:55,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1633864158] [2024-05-06 17:22:55,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 17:22:55,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 17:22:55,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 17:22:55,263 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) [2024-05-06 17:22:55,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 17:22:55,463 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-05-06 17:22:55,464 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 17:22:55,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 7 conjunts are in the unsatisfiable core [2024-05-06 17:22:55,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 17:22:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-05-06 17:22:55,590 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 17:22:55,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1633864158] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 17:22:55,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 17:22:55,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2024-05-06 17:22:55,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877225346] [2024-05-06 17:22:55,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 17:22:55,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 17:22:55,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 17:22:55,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 17:22:55,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-05-06 17:22:55,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:22:55,592 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 17:22:55,592 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) [2024-05-06 17:22:55,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:22:55,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 17:22:55,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:23:11,219 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 [2024-05-06 17:23:11,308 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 [2024-05-06 17:23:11,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1051087956, now seen corresponding path program 3 times [2024-05-06 17:23:11,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:11,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:11,627 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:11,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:11,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:11,960 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 [2024-05-06 17:23:12,060 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 [2024-05-06 17:23:12,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1780034241, now seen corresponding path program 3 times [2024-05-06 17:23:12,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:12,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:12,321 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:12,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:12,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:12,442 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:12,498 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 [2024-05-06 17:23:12,562 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 [2024-05-06 17:23:12,694 INFO L85 PathProgramCache]: Analyzing trace with hash -483548744, now seen corresponding path program 3 times [2024-05-06 17:23:12,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:12,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:12,818 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:12,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:12,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:13,006 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 [2024-05-06 17:23:13,067 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 [2024-05-06 17:23:13,338 INFO L85 PathProgramCache]: Analyzing trace with hash 982698491, now seen corresponding path program 3 times [2024-05-06 17:23:13,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:13,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:13,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:13,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:13,673 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 [2024-05-06 17:23:13,734 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 [2024-05-06 17:23:13,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1567163811, now seen corresponding path program 1 times [2024-05-06 17:23:13,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:13,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:13,987 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-06 17:23:13,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:13,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-06 17:23:14,163 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 [2024-05-06 17:23:14,227 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 [2024-05-06 17:23:14,499 INFO L85 PathProgramCache]: Analyzing trace with hash -706352810, now seen corresponding path program 2 times [2024-05-06 17:23:14,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:14,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-05-06 17:23:14,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:14,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:14,772 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-05-06 17:23:14,827 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 [2024-05-06 17:23:14,887 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 [2024-05-06 17:23:14,988 INFO L85 PathProgramCache]: Analyzing trace with hash 341473935, now seen corresponding path program 3 times [2024-05-06 17:23:14,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:14,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 17:23:15,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:15,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 17:23:15,474 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 [2024-05-06 17:23:15,536 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 [2024-05-06 17:23:15,625 INFO L85 PathProgramCache]: Analyzing trace with hash -606101180, now seen corresponding path program 4 times [2024-05-06 17:23:15,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:15,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:15,827 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-05-06 17:23:15,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:15,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-05-06 17:23:23,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:23:23,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 17:23:23,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 17:23:23,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-06 17:23:23,555 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 [2024-05-06 17:23:23,555 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)] === [2024-05-06 17:23:23,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 17:23:23,556 INFO L85 PathProgramCache]: Analyzing trace with hash -997905675, now seen corresponding path program 1 times [2024-05-06 17:23:23,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 17:23:23,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598083455] [2024-05-06 17:23:23,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:23,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:23,744 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:23,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 17:23:23,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598083455] [2024-05-06 17:23:23,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598083455] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 17:23:23,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2122134536] [2024-05-06 17:23:23,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:23,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 17:23:23,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 17:23:23,746 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) [2024-05-06 17:23:23,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 17:23:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:23,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-06 17:23:23,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 17:23:24,102 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:24,102 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 17:23:24,215 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-06 17:23:24,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2122134536] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 17:23:24,215 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 17:23:24,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2024-05-06 17:23:24,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672719749] [2024-05-06 17:23:24,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 17:23:24,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-06 17:23:24,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 17:23:24,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-06 17:23:24,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-05-06 17:23:24,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:23:24,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 17:23:24,218 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) [2024-05-06 17:23:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:23:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 17:23:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 17:23:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 17:23:40,302 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 [2024-05-06 17:23:40,375 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 [2024-05-06 17:23:41,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 4 times [2024-05-06 17:23:41,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:41,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:23:41,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:23:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:23:41,400 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 [2024-05-06 17:23:41,470 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 [2024-05-06 17:23:41,606 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 4 times [2024-05-06 17:23:41,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:41,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:23:41,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:23:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:23:41,847 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 [2024-05-06 17:23:41,922 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 [2024-05-06 17:23:42,067 INFO L85 PathProgramCache]: Analyzing trace with hash -542579336, now seen corresponding path program 4 times [2024-05-06 17:23:42,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:42,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:42,895 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:23:42,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:23:42,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:23:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:23:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:23:43,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 17:23:43,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=236, Invalid=2626, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 17:24:14,504 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:24:14,504 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 [2024-05-06 17:24:14,639 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 [2024-05-06 17:24:14,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 5 times [2024-05-06 17:24:14,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:14,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:14,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:24:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:15,365 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:24:15,365 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 [2024-05-06 17:24:15,459 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 [2024-05-06 17:24:15,591 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 5 times [2024-05-06 17:24:15,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:15,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:15,640 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:24:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:15,906 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:24:15,906 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 [2024-05-06 17:24:16,032 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 [2024-05-06 17:24:16,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1319481892, now seen corresponding path program 1 times [2024-05-06 17:24:16,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:16,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:24:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:24:16,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:16,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:24:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:24:16,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 17:24:16,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=389, Invalid=5161, Unknown=0, NotChecked=0, Total=5550 [2024-05-06 17:24:56,078 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:24:56,080 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 [2024-05-06 17:24:56,215 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 [2024-05-06 17:24:56,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 6 times [2024-05-06 17:24:56,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:56,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:56,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:24:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:57,010 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:24:57,011 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 [2024-05-06 17:24:57,106 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 [2024-05-06 17:24:57,259 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 6 times [2024-05-06 17:24:57,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:57,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:57,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:24:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:24:57,476 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:24:57,477 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 [2024-05-06 17:24:57,632 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 [2024-05-06 17:24:57,851 INFO L85 PathProgramCache]: Analyzing trace with hash -816514627, now seen corresponding path program 1 times [2024-05-06 17:24:57,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:57,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:24:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:24:58,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:24:58,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:24:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:24:58,697 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:24:58,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 17:24:58,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=5608, Unknown=0, NotChecked=0, Total=6006 [2024-05-06 17:25:30,151 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:25:30,152 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 [2024-05-06 17:25:30,253 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 [2024-05-06 17:25:30,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 7 times [2024-05-06 17:25:30,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:25:30,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:25:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:25:30,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:25:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:25:31,016 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:25:31,017 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 [2024-05-06 17:25:31,110 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 [2024-05-06 17:25:31,224 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 7 times [2024-05-06 17:25:31,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:25:31,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:25:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:25:31,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:25:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:25:31,434 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:25:31,434 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 [2024-05-06 17:25:31,541 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 [2024-05-06 17:25:31,755 INFO L85 PathProgramCache]: Analyzing trace with hash 748573978, now seen corresponding path program 1 times [2024-05-06 17:25:31,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:25:31,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:25:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:25:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:25:31,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:25:31,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:25:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:25:32,263 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:25:32,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 17:25:32,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=431, Invalid=6541, Unknown=0, NotChecked=0, Total=6972 [2024-05-06 17:26:06,147 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:26:06,147 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 [2024-05-06 17:26:06,264 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 [2024-05-06 17:26:07,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1098156180, now seen corresponding path program 8 times [2024-05-06 17:26:07,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:26:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:26:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:26:07,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:26:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:26:07,948 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:26:07,948 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 [2024-05-06 17:26:08,055 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 [2024-05-06 17:26:08,246 INFO L85 PathProgramCache]: Analyzing trace with hash -667981569, now seen corresponding path program 8 times [2024-05-06 17:26:08,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:26:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:26:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:26:08,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 17:26:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 17:26:08,450 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 17:26:08,450 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 [2024-05-06 17:26:08,616 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 [2024-05-06 17:26:08,863 INFO L85 PathProgramCache]: Analyzing trace with hash 295486296, now seen corresponding path program 1 times [2024-05-06 17:26:08,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:26:08,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:26:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:26:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:26:09,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 17:26:09,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 17:26:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 17:26:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 17:26:09,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 17:26:09,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=461, Invalid=7021, Unknown=0, NotChecked=0, Total=7482