/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/recursive-simple/fibo_25-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-15 22:58:52,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-15 22:58:52,264 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-15 22:58:52,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-15 22:58:52,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-15 22:58:52,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-15 22:58:52,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-15 22:58:52,281 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-15 22:58:52,281 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-15 22:58:52,282 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-15 22:58:52,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-15 22:58:52,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-15 22:58:52,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-15 22:58:52,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-15 22:58:52,283 INFO L153 SettingsManager]: * Use SBE=true [2023-12-15 22:58:52,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-15 22:58:52,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-15 22:58:52,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-15 22:58:52,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-15 22:58:52,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-15 22:58:52,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-15 22:58:52,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-15 22:58:52,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-15 22:58:52,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-15 22:58:52,286 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-15 22:58:52,286 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-15 22:58:52,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-15 22:58:52,286 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-15 22:58:52,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-15 22:58:52,287 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-15 22:58:52,287 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-15 22:58:52,287 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-15 22:58:52,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-15 22:58:52,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-15 22:58:52,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-15 22:58:52,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-15 22:58:52,288 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-15 22:58:52,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-15 22:58:52,288 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-15 22:58:52,289 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-15 22:58:52,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-15 22:58:52,289 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-15 22:58:52,289 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-15 22:58:52,290 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-15 22:58:52,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-15 22:58:52,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-15 22:58:52,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-15 22:58:52,491 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-15 22:58:52,492 INFO L274 PluginConnector]: CDTParser initialized [2023-12-15 22:58:52,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_25-1.c [2023-12-15 22:58:53,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-15 22:58:53,668 INFO L384 CDTParser]: Found 1 translation units. [2023-12-15 22:58:53,670 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_25-1.c [2023-12-15 22:58:53,675 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/070754e84/be0dc28acf34416ea185439bba6365d4/FLAG9bd76d898 [2023-12-15 22:58:53,687 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/070754e84/be0dc28acf34416ea185439bba6365d4 [2023-12-15 22:58:53,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-15 22:58:53,690 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-15 22:58:53,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-15 22:58:53,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-15 22:58:53,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-15 22:58:53,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e33840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53, skipping insertion in model container [2023-12-15 22:58:53,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-15 22:58:53,822 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_25-1.c[746,759] [2023-12-15 22:58:53,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-15 22:58:53,831 INFO L202 MainTranslator]: Completed pre-run [2023-12-15 22:58:53,840 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_25-1.c[746,759] [2023-12-15 22:58:53,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-15 22:58:53,851 INFO L206 MainTranslator]: Completed translation [2023-12-15 22:58:53,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53 WrapperNode [2023-12-15 22:58:53,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-15 22:58:53,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-15 22:58:53,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-15 22:58:53,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-15 22:58:53,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,868 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,885 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2023-12-15 22:58:53,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-15 22:58:53,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-15 22:58:53,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-15 22:58:53,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-15 22:58:53,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,893 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,905 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-15 22:58:53,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-15 22:58:53,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-15 22:58:53,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-15 22:58:53,917 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-15 22:58:53,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (1/1) ... [2023-12-15 22:58:53,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-15 22:58:53,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:58:53,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-15 22:58:53,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-15 22:58:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-15 22:58:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-15 22:58:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-15 22:58:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-15 22:58:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2023-12-15 22:58:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2023-12-15 22:58:54,008 INFO L241 CfgBuilder]: Building ICFG [2023-12-15 22:58:54,010 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-15 22:58:54,081 INFO L282 CfgBuilder]: Performing block encoding [2023-12-15 22:58:54,094 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-15 22:58:54,094 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-15 22:58:54,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:58:54 BoogieIcfgContainer [2023-12-15 22:58:54,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-15 22:58:54,096 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-15 22:58:54,096 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-15 22:58:54,098 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-15 22:58:54,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 10:58:53" (1/3) ... [2023-12-15 22:58:54,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50518bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 10:58:54, skipping insertion in model container [2023-12-15 22:58:54,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:58:53" (2/3) ... [2023-12-15 22:58:54,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50518bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 10:58:54, skipping insertion in model container [2023-12-15 22:58:54,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:58:54" (3/3) ... [2023-12-15 22:58:54,100 INFO L112 eAbstractionObserver]: Analyzing ICFG fibo_25-1.c [2023-12-15 22:58:54,116 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-15 22:58:54,116 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-15 22:58:54,142 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-15 22:58:54,146 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=PETRI_NET, 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;@3d235529, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-15 22:58:54,146 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-15 22:58:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-12-15 22:58:54,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-15 22:58:54,153 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:54,153 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:54,154 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:54,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:54,157 INFO L85 PathProgramCache]: Analyzing trace with hash -798924922, now seen corresponding path program 1 times [2023-12-15 22:58:54,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:54,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945364608] [2023-12-15 22:58:54,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:54,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-15 22:58:54,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:54,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945364608] [2023-12-15 22:58:54,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945364608] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 22:58:54,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 22:58:54,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-15 22:58:54,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932211226] [2023-12-15 22:58:54,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 22:58:54,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-15 22:58:54,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:58:54,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-15 22:58:54,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-15 22:58:54,393 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-15 22:58:54,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:58:54,440 INFO L93 Difference]: Finished difference Result 26 states and 32 transitions. [2023-12-15 22:58:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-15 22:58:54,446 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2023-12-15 22:58:54,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:58:54,451 INFO L225 Difference]: With dead ends: 26 [2023-12-15 22:58:54,451 INFO L226 Difference]: Without dead ends: 17 [2023-12-15 22:58:54,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-15 22:58:54,455 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 1 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 22:58:54,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 60 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 22:58:54,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2023-12-15 22:58:54,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2023-12-15 22:58:54,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-12-15 22:58:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2023-12-15 22:58:54,484 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 9 [2023-12-15 22:58:54,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:58:54,484 INFO L495 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2023-12-15 22:58:54,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-15 22:58:54,484 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-12-15 22:58:54,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-15 22:58:54,486 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:54,486 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:54,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-15 22:58:54,486 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:54,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:54,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1717873930, now seen corresponding path program 1 times [2023-12-15 22:58:54,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:54,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561374694] [2023-12-15 22:58:54,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:54,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-15 22:58:54,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:54,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561374694] [2023-12-15 22:58:54,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561374694] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 22:58:54,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 22:58:54,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-15 22:58:54,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498303711] [2023-12-15 22:58:54,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 22:58:54,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-15 22:58:54,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:58:54,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-15 22:58:54,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-15 22:58:54,590 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-15 22:58:54,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:58:54,603 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2023-12-15 22:58:54,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-15 22:58:54,603 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2023-12-15 22:58:54,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:58:54,604 INFO L225 Difference]: With dead ends: 23 [2023-12-15 22:58:54,604 INFO L226 Difference]: Without dead ends: 19 [2023-12-15 22:58:54,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-15 22:58:54,605 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 22:58:54,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 71 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 22:58:54,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-12-15 22:58:54,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2023-12-15 22:58:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-12-15 22:58:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2023-12-15 22:58:54,609 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 10 [2023-12-15 22:58:54,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:58:54,610 INFO L495 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2023-12-15 22:58:54,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-15 22:58:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-12-15 22:58:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-15 22:58:54,612 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:54,612 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:54,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-15 22:58:54,613 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:54,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:54,613 INFO L85 PathProgramCache]: Analyzing trace with hash 913644549, now seen corresponding path program 1 times [2023-12-15 22:58:54,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:54,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074292510] [2023-12-15 22:58:54,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:54,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-12-15 22:58:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-15 22:58:54,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:54,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074292510] [2023-12-15 22:58:54,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074292510] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:58:54,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [770722606] [2023-12-15 22:58:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:54,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:54,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:58:54,762 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:58:54,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-15 22:58:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:54,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-15 22:58:54,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:58:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-15 22:58:54,917 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:58:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-15 22:58:55,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [770722606] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:58:55,092 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:58:55,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 12 [2023-12-15 22:58:55,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386119431] [2023-12-15 22:58:55,096 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:58:55,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-15 22:58:55,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:58:55,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-15 22:58:55,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2023-12-15 22:58:55,102 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-15 22:58:55,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:58:55,198 INFO L93 Difference]: Finished difference Result 34 states and 45 transitions. [2023-12-15 22:58:55,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-15 22:58:55,198 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) Word has length 22 [2023-12-15 22:58:55,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:58:55,200 INFO L225 Difference]: With dead ends: 34 [2023-12-15 22:58:55,200 INFO L226 Difference]: Without dead ends: 19 [2023-12-15 22:58:55,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2023-12-15 22:58:55,205 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 31 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 22:58:55,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 38 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 22:58:55,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-12-15 22:58:55,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2023-12-15 22:58:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 14 states have internal predecessors, (14), 3 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2023-12-15 22:58:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2023-12-15 22:58:55,210 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 22 [2023-12-15 22:58:55,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:58:55,211 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2023-12-15 22:58:55,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-15 22:58:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2023-12-15 22:58:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-15 22:58:55,212 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:55,212 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:55,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-15 22:58:55,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:55,419 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:55,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:55,419 INFO L85 PathProgramCache]: Analyzing trace with hash -252103063, now seen corresponding path program 1 times [2023-12-15 22:58:55,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:55,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455041395] [2023-12-15 22:58:55,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:55,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:55,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:55,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:55,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-15 22:58:55,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:55,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455041395] [2023-12-15 22:58:55,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455041395] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:58:55,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926521828] [2023-12-15 22:58:55,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:55,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:55,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:58:55,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:58:55,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-15 22:58:55,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:55,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-15 22:58:55,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:58:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-15 22:58:55,637 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:58:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-15 22:58:55,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [926521828] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:58:55,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:58:55,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 11 [2023-12-15 22:58:55,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915869745] [2023-12-15 22:58:55,789 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:58:55,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-15 22:58:55,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:58:55,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-15 22:58:55,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2023-12-15 22:58:55,794 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2023-12-15 22:58:55,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:58:55,853 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2023-12-15 22:58:55,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-15 22:58:55,854 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) Word has length 23 [2023-12-15 22:58:55,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:58:55,855 INFO L225 Difference]: With dead ends: 37 [2023-12-15 22:58:55,855 INFO L226 Difference]: Without dead ends: 33 [2023-12-15 22:58:55,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2023-12-15 22:58:55,856 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 24 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 22:58:55,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 42 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 22:58:55,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2023-12-15 22:58:55,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2023-12-15 22:58:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 23 states have internal predecessors, (25), 6 states have call successors, (6), 2 states have call predecessors, (6), 5 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2023-12-15 22:58:55,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 47 transitions. [2023-12-15 22:58:55,862 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 47 transitions. Word has length 23 [2023-12-15 22:58:55,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:58:55,863 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 47 transitions. [2023-12-15 22:58:55,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2023-12-15 22:58:55,863 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2023-12-15 22:58:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-15 22:58:55,864 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:55,864 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:55,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-15 22:58:56,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-12-15 22:58:56,069 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:56,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:56,069 INFO L85 PathProgramCache]: Analyzing trace with hash 659330, now seen corresponding path program 2 times [2023-12-15 22:58:56,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:56,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087661661] [2023-12-15 22:58:56,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:56,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:56,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:56,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:56,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:56,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:56,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-15 22:58:56,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:56,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087661661] [2023-12-15 22:58:56,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087661661] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:58:56,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617073046] [2023-12-15 22:58:56,224 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-15 22:58:56,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:56,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:58:56,225 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:58:56,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-15 22:58:56,263 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-15 22:58:56,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:58:56,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-15 22:58:56,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:58:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-15 22:58:56,335 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:58:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-15 22:58:56,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617073046] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:58:56,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:58:56,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 9] total 17 [2023-12-15 22:58:56,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440659661] [2023-12-15 22:58:56,582 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:58:56,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-12-15 22:58:56,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:58:56,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-12-15 22:58:56,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2023-12-15 22:58:56,584 INFO L87 Difference]: Start difference. First operand 33 states and 47 transitions. Second operand has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) [2023-12-15 22:58:56,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:58:56,713 INFO L93 Difference]: Finished difference Result 68 states and 105 transitions. [2023-12-15 22:58:56,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-15 22:58:56,714 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) Word has length 36 [2023-12-15 22:58:56,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:58:56,717 INFO L225 Difference]: With dead ends: 68 [2023-12-15 22:58:56,717 INFO L226 Difference]: Without dead ends: 37 [2023-12-15 22:58:56,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 73 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=138, Invalid=368, Unknown=0, NotChecked=0, Total=506 [2023-12-15 22:58:56,718 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 31 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-15 22:58:56,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 67 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-15 22:58:56,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2023-12-15 22:58:56,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2023-12-15 22:58:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 5 states have call successors, (5), 4 states have call predecessors, (5), 5 states have return successors, (11), 7 states have call predecessors, (11), 5 states have call successors, (11) [2023-12-15 22:58:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 45 transitions. [2023-12-15 22:58:56,734 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 45 transitions. Word has length 36 [2023-12-15 22:58:56,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:58:56,735 INFO L495 AbstractCegarLoop]: Abstraction has 37 states and 45 transitions. [2023-12-15 22:58:56,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) [2023-12-15 22:58:56,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-12-15 22:58:56,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-15 22:58:56,742 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:56,742 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 11, 6, 6, 6, 6, 6, 6, 6, 5, 2, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:56,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-15 22:58:56,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:56,948 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:56,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:56,949 INFO L85 PathProgramCache]: Analyzing trace with hash -867130448, now seen corresponding path program 3 times [2023-12-15 22:58:56,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:56,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076540673] [2023-12-15 22:58:56,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:56,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:58:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:58:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:57,254 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 27 proven. 166 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2023-12-15 22:58:57,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:57,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076540673] [2023-12-15 22:58:57,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076540673] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:58:57,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050922334] [2023-12-15 22:58:57,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-12-15 22:58:57,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:57,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:58:57,255 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:58:57,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-15 22:58:57,302 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2023-12-15 22:58:57,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:58:57,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-15 22:58:57,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:58:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 174 proven. 17 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-12-15 22:58:57,354 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:58:57,616 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 174 proven. 18 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-15 22:58:57,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1050922334] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:58:57,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:58:57,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 9] total 19 [2023-12-15 22:58:57,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194709287] [2023-12-15 22:58:57,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:58:57,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-12-15 22:58:57,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:58:57,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-12-15 22:58:57,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2023-12-15 22:58:57,618 INFO L87 Difference]: Start difference. First operand 37 states and 45 transitions. Second operand has 19 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 19 states have internal predecessors, (51), 9 states have call successors, (13), 1 states have call predecessors, (13), 8 states have return successors, (17), 12 states have call predecessors, (17), 9 states have call successors, (17) [2023-12-15 22:58:57,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:58:57,806 INFO L93 Difference]: Finished difference Result 88 states and 132 transitions. [2023-12-15 22:58:57,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-15 22:58:57,808 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 19 states have internal predecessors, (51), 9 states have call successors, (13), 1 states have call predecessors, (13), 8 states have return successors, (17), 12 states have call predecessors, (17), 9 states have call successors, (17) Word has length 92 [2023-12-15 22:58:57,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:58:57,811 INFO L225 Difference]: With dead ends: 88 [2023-12-15 22:58:57,812 INFO L226 Difference]: Without dead ends: 52 [2023-12-15 22:58:57,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 196 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=234, Invalid=636, Unknown=0, NotChecked=0, Total=870 [2023-12-15 22:58:57,815 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 47 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-15 22:58:57,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 89 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-15 22:58:57,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2023-12-15 22:58:57,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 49. [2023-12-15 22:58:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 33 states have internal predecessors, (38), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (16), 9 states have call predecessors, (16), 8 states have call successors, (16) [2023-12-15 22:58:57,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 62 transitions. [2023-12-15 22:58:57,837 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 62 transitions. Word has length 92 [2023-12-15 22:58:57,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:58:57,838 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 62 transitions. [2023-12-15 22:58:57,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 19 states have internal predecessors, (51), 9 states have call successors, (13), 1 states have call predecessors, (13), 8 states have return successors, (17), 12 states have call predecessors, (17), 9 states have call successors, (17) [2023-12-15 22:58:57,838 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-12-15 22:58:57,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-15 22:58:57,840 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:57,840 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:57,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-15 22:58:58,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:58,047 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:58,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:58,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1696376591, now seen corresponding path program 4 times [2023-12-15 22:58:58,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:58,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781143099] [2023-12-15 22:58:58,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:58,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:58:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:58:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:58,342 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 42 proven. 229 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-12-15 22:58:58,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:58,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781143099] [2023-12-15 22:58:58,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781143099] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:58:58,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775152478] [2023-12-15 22:58:58,343 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-12-15 22:58:58,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:58,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:58:58,344 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:58:58,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-15 22:58:58,407 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-12-15 22:58:58,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:58:58,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-15 22:58:58,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:58:58,454 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 42 proven. 229 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-12-15 22:58:58,454 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:58:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 42 proven. 255 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2023-12-15 22:58:59,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775152478] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:58:59,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:58:59,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 13] total 20 [2023-12-15 22:58:59,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286910277] [2023-12-15 22:58:59,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:58:59,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-12-15 22:58:59,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:58:59,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-12-15 22:58:59,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2023-12-15 22:58:59,033 INFO L87 Difference]: Start difference. First operand 49 states and 62 transitions. Second operand has 20 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 20 states have internal predecessors, (53), 17 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (24), 10 states have call predecessors, (24), 17 states have call successors, (24) [2023-12-15 22:58:59,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:58:59,129 INFO L93 Difference]: Finished difference Result 121 states and 171 transitions. [2023-12-15 22:58:59,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-15 22:58:59,131 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 20 states have internal predecessors, (53), 17 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (24), 10 states have call predecessors, (24), 17 states have call successors, (24) Word has length 105 [2023-12-15 22:58:59,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:58:59,132 INFO L225 Difference]: With dead ends: 121 [2023-12-15 22:58:59,133 INFO L226 Difference]: Without dead ends: 117 [2023-12-15 22:58:59,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 226 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=284, Unknown=0, NotChecked=0, Total=420 [2023-12-15 22:58:59,133 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 34 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-15 22:58:59,133 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 74 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-15 22:58:59,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-12-15 22:58:59,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 108. [2023-12-15 22:58:59,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 70 states have internal predecessors, (82), 22 states have call successors, (22), 11 states have call predecessors, (22), 13 states have return successors, (49), 26 states have call predecessors, (49), 22 states have call successors, (49) [2023-12-15 22:58:59,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2023-12-15 22:58:59,143 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 105 [2023-12-15 22:58:59,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:58:59,143 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2023-12-15 22:58:59,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 20 states have internal predecessors, (53), 17 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (24), 10 states have call predecessors, (24), 17 states have call successors, (24) [2023-12-15 22:58:59,143 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2023-12-15 22:58:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-15 22:58:59,145 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:58:59,145 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1] [2023-12-15 22:58:59,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-15 22:58:59,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:59,349 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:58:59,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:58:59,349 INFO L85 PathProgramCache]: Analyzing trace with hash -2122090202, now seen corresponding path program 5 times [2023-12-15 22:58:59,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:58:59,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952112402] [2023-12-15 22:58:59,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:58:59,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:58:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:58:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:58:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:58:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:58:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:58:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:58:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:58:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:58:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:58:59,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 93 proven. 533 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2023-12-15 22:58:59,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:58:59,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952112402] [2023-12-15 22:58:59,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952112402] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:58:59,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498026003] [2023-12-15 22:58:59,783 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-12-15 22:58:59,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:58:59,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:58:59,784 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:58:59,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-15 22:58:59,866 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2023-12-15 22:58:59,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:58:59,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-15 22:58:59,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:58:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 328 proven. 115 refuted. 0 times theorem prover too weak. 1211 trivial. 0 not checked. [2023-12-15 22:58:59,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:59:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 330 proven. 130 refuted. 0 times theorem prover too weak. 1194 trivial. 0 not checked. [2023-12-15 22:59:00,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498026003] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:59:00,378 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:59:00,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8, 11] total 21 [2023-12-15 22:59:00,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680404527] [2023-12-15 22:59:00,379 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:59:00,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-12-15 22:59:00,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:59:00,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-12-15 22:59:00,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2023-12-15 22:59:00,380 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 21 states, 19 states have (on average 2.789473684210526) internal successors, (53), 21 states have internal predecessors, (53), 14 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (24), 15 states have call predecessors, (24), 14 states have call successors, (24) [2023-12-15 22:59:00,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:59:00,507 INFO L93 Difference]: Finished difference Result 249 states and 383 transitions. [2023-12-15 22:59:00,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-15 22:59:00,507 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 2.789473684210526) internal successors, (53), 21 states have internal predecessors, (53), 14 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (24), 15 states have call predecessors, (24), 14 states have call successors, (24) Word has length 173 [2023-12-15 22:59:00,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:59:00,510 INFO L225 Difference]: With dead ends: 249 [2023-12-15 22:59:00,510 INFO L226 Difference]: Without dead ends: 245 [2023-12-15 22:59:00,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 384 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=152, Invalid=310, Unknown=0, NotChecked=0, Total=462 [2023-12-15 22:59:00,511 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 51 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-15 22:59:00,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 70 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-15 22:59:00,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2023-12-15 22:59:00,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 233. [2023-12-15 22:59:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 152 states have (on average 1.144736842105263) internal successors, (174), 148 states have internal predecessors, (174), 52 states have call successors, (52), 21 states have call predecessors, (52), 28 states have return successors, (135), 63 states have call predecessors, (135), 52 states have call successors, (135) [2023-12-15 22:59:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 361 transitions. [2023-12-15 22:59:00,528 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 361 transitions. Word has length 173 [2023-12-15 22:59:00,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:59:00,529 INFO L495 AbstractCegarLoop]: Abstraction has 233 states and 361 transitions. [2023-12-15 22:59:00,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 2.789473684210526) internal successors, (53), 21 states have internal predecessors, (53), 14 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (24), 15 states have call predecessors, (24), 14 states have call successors, (24) [2023-12-15 22:59:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 361 transitions. [2023-12-15 22:59:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-15 22:59:00,531 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:59:00,531 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1] [2023-12-15 22:59:00,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-15 22:59:00,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:00,736 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:59:00,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:59:00,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1893730074, now seen corresponding path program 6 times [2023-12-15 22:59:00,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:59:00,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780220621] [2023-12-15 22:59:00,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:59:00,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:59:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:00,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:59:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 189 proven. 1130 refuted. 0 times theorem prover too weak. 3249 trivial. 0 not checked. [2023-12-15 22:59:01,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:59:01,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780220621] [2023-12-15 22:59:01,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780220621] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:59:01,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130968776] [2023-12-15 22:59:01,427 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-12-15 22:59:01,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:01,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:59:01,428 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:59:01,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-15 22:59:01,517 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2023-12-15 22:59:01,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:59:01,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-15 22:59:01,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:59:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 331 proven. 821 refuted. 0 times theorem prover too weak. 3416 trivial. 0 not checked. [2023-12-15 22:59:01,587 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:59:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 335 proven. 857 refuted. 0 times theorem prover too weak. 3376 trivial. 0 not checked. [2023-12-15 22:59:02,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2130968776] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:59:02,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:59:02,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10, 15] total 25 [2023-12-15 22:59:02,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190418775] [2023-12-15 22:59:02,739 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:59:02,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-12-15 22:59:02,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:59:02,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-12-15 22:59:02,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=410, Unknown=0, NotChecked=0, Total=600 [2023-12-15 22:59:02,743 INFO L87 Difference]: Start difference. First operand 233 states and 361 transitions. Second operand has 25 states, 23 states have (on average 2.782608695652174) internal successors, (64), 25 states have internal predecessors, (64), 20 states have call successors, (23), 1 states have call predecessors, (23), 8 states have return successors, (32), 16 states have call predecessors, (32), 20 states have call successors, (32) [2023-12-15 22:59:02,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:59:02,885 INFO L93 Difference]: Finished difference Result 509 states and 847 transitions. [2023-12-15 22:59:02,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-12-15 22:59:02,886 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 2.782608695652174) internal successors, (64), 25 states have internal predecessors, (64), 20 states have call successors, (23), 1 states have call predecessors, (23), 8 states have return successors, (32), 16 states have call predecessors, (32), 20 states have call successors, (32) Word has length 282 [2023-12-15 22:59:02,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:59:02,891 INFO L225 Difference]: With dead ends: 509 [2023-12-15 22:59:02,891 INFO L226 Difference]: Without dead ends: 505 [2023-12-15 22:59:02,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 660 GetRequests, 630 SyntacticMatches, 6 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 389 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=213, Invalid=437, Unknown=0, NotChecked=0, Total=650 [2023-12-15 22:59:02,893 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 120 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-15 22:59:02,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 76 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-15 22:59:02,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2023-12-15 22:59:02,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 490. [2023-12-15 22:59:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 316 states have (on average 1.1455696202531647) internal successors, (362), 308 states have internal predecessors, (362), 114 states have call successors, (114), 41 states have call predecessors, (114), 59 states have return successors, (345), 140 states have call predecessors, (345), 114 states have call successors, (345) [2023-12-15 22:59:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 821 transitions. [2023-12-15 22:59:02,936 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 821 transitions. Word has length 282 [2023-12-15 22:59:02,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:59:02,937 INFO L495 AbstractCegarLoop]: Abstraction has 490 states and 821 transitions. [2023-12-15 22:59:02,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 2.782608695652174) internal successors, (64), 25 states have internal predecessors, (64), 20 states have call successors, (23), 1 states have call predecessors, (23), 8 states have return successors, (32), 16 states have call predecessors, (32), 20 states have call successors, (32) [2023-12-15 22:59:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 821 transitions. [2023-12-15 22:59:02,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2023-12-15 22:59:02,944 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:59:02,944 INFO L195 NwaCegarLoop]: trace histogram [67, 67, 54, 33, 33, 33, 33, 33, 33, 33, 21, 13, 1, 1, 1, 1, 1, 1] [2023-12-15 22:59:02,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-15 22:59:03,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:03,151 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:59:03,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:59:03,152 INFO L85 PathProgramCache]: Analyzing trace with hash -7406279, now seen corresponding path program 7 times [2023-12-15 22:59:03,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:59:03,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561217664] [2023-12-15 22:59:03,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:59:03,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:59:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:03,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:59:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:03,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:03,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:03,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:03,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-12-15 22:59:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 361 proven. 2270 refuted. 0 times theorem prover too weak. 9756 trivial. 0 not checked. [2023-12-15 22:59:04,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:59:04,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561217664] [2023-12-15 22:59:04,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561217664] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:59:04,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294416507] [2023-12-15 22:59:04,288 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-12-15 22:59:04,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:04,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:59:04,290 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:59:04,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-15 22:59:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:04,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-15 22:59:04,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:59:04,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 361 proven. 2270 refuted. 0 times theorem prover too weak. 9756 trivial. 0 not checked. [2023-12-15 22:59:04,575 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:59:06,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 361 proven. 2347 refuted. 0 times theorem prover too weak. 9679 trivial. 0 not checked. [2023-12-15 22:59:06,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [294416507] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:59:06,748 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:59:06,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 12, 19] total 29 [2023-12-15 22:59:06,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380467121] [2023-12-15 22:59:06,748 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:59:06,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-12-15 22:59:06,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:59:06,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-12-15 22:59:06,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=556, Unknown=0, NotChecked=0, Total=812 [2023-12-15 22:59:06,750 INFO L87 Difference]: Start difference. First operand 490 states and 821 transitions. Second operand has 29 states, 27 states have (on average 2.740740740740741) internal successors, (74), 29 states have internal predecessors, (74), 26 states have call successors, (27), 1 states have call predecessors, (27), 9 states have return successors, (39), 16 states have call predecessors, (39), 26 states have call successors, (39) [2023-12-15 22:59:06,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:59:06,946 INFO L93 Difference]: Finished difference Result 1033 states and 1850 transitions. [2023-12-15 22:59:06,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-15 22:59:06,947 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 27 states have (on average 2.740740740740741) internal successors, (74), 29 states have internal predecessors, (74), 26 states have call successors, (27), 1 states have call predecessors, (27), 9 states have return successors, (39), 16 states have call predecessors, (39), 26 states have call successors, (39) Word has length 459 [2023-12-15 22:59:06,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:59:06,957 INFO L225 Difference]: With dead ends: 1033 [2023-12-15 22:59:06,957 INFO L226 Difference]: Without dead ends: 1029 [2023-12-15 22:59:06,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1068 GetRequests, 1032 SyntacticMatches, 8 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=283, Invalid=587, Unknown=0, NotChecked=0, Total=870 [2023-12-15 22:59:06,959 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 79 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-15 22:59:06,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 107 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-15 22:59:06,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2023-12-15 22:59:07,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1011. [2023-12-15 22:59:07,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1011 states, 648 states have (on average 1.1450617283950617) internal successors, (742), 632 states have internal predecessors, (742), 240 states have call successors, (240), 81 states have call predecessors, (240), 122 states have return successors, (838), 297 states have call predecessors, (838), 240 states have call successors, (838) [2023-12-15 22:59:07,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1820 transitions. [2023-12-15 22:59:07,047 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1820 transitions. Word has length 459 [2023-12-15 22:59:07,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:59:07,048 INFO L495 AbstractCegarLoop]: Abstraction has 1011 states and 1820 transitions. [2023-12-15 22:59:07,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 27 states have (on average 2.740740740740741) internal successors, (74), 29 states have internal predecessors, (74), 26 states have call successors, (27), 1 states have call predecessors, (27), 9 states have return successors, (39), 16 states have call predecessors, (39), 26 states have call successors, (39) [2023-12-15 22:59:07,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1820 transitions. [2023-12-15 22:59:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2023-12-15 22:59:07,062 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:59:07,062 INFO L195 NwaCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 34, 21, 1, 1, 1, 1, 1, 1] [2023-12-15 22:59:07,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-15 22:59:07,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-12-15 22:59:07,272 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:59:07,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:59:07,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1994288690, now seen corresponding path program 8 times [2023-12-15 22:59:07,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:59:07,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624482432] [2023-12-15 22:59:07,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:59:07,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:59:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:08,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:59:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:08,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:08,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-12-15 22:59:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-12-15 22:59:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4380 refuted. 0 times theorem prover too weak. 28057 trivial. 0 not checked. [2023-12-15 22:59:09,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:59:09,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624482432] [2023-12-15 22:59:09,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624482432] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:59:09,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090539202] [2023-12-15 22:59:09,581 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-15 22:59:09,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:09,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:59:09,582 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:59:09,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-15 22:59:09,849 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-15 22:59:09,849 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:59:09,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 1676 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-15 22:59:09,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:59:09,946 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4380 refuted. 0 times theorem prover too weak. 28057 trivial. 0 not checked. [2023-12-15 22:59:09,947 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:59:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4480 refuted. 0 times theorem prover too weak. 27957 trivial. 0 not checked. [2023-12-15 22:59:13,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2090539202] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:59:13,295 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:59:13,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13, 21] total 32 [2023-12-15 22:59:13,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488986718] [2023-12-15 22:59:13,295 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:59:13,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-12-15 22:59:13,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:59:13,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-12-15 22:59:13,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2023-12-15 22:59:13,297 INFO L87 Difference]: Start difference. First operand 1011 states and 1820 transitions. Second operand has 32 states, 30 states have (on average 2.7) internal successors, (81), 32 states have internal predecessors, (81), 29 states have call successors, (30), 1 states have call predecessors, (30), 10 states have return successors, (44), 18 states have call predecessors, (44), 29 states have call successors, (44) [2023-12-15 22:59:13,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:59:13,576 INFO L93 Difference]: Finished difference Result 2085 states and 3999 transitions. [2023-12-15 22:59:13,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-15 22:59:13,577 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 30 states have (on average 2.7) internal successors, (81), 32 states have internal predecessors, (81), 29 states have call successors, (30), 1 states have call predecessors, (30), 10 states have return successors, (44), 18 states have call predecessors, (44), 29 states have call successors, (44) Word has length 745 [2023-12-15 22:59:13,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:59:13,604 INFO L225 Difference]: With dead ends: 2085 [2023-12-15 22:59:13,604 INFO L226 Difference]: Without dead ends: 2081 [2023-12-15 22:59:13,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1726 GetRequests, 1686 SyntacticMatches, 9 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=344, Invalid=712, Unknown=0, NotChecked=0, Total=1056 [2023-12-15 22:59:13,608 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 131 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-15 22:59:13,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 101 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-15 22:59:13,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2081 states. [2023-12-15 22:59:13,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2081 to 2060. [2023-12-15 22:59:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2060 states, 1316 states have (on average 1.1443768996960486) internal successors, (1506), 1284 states have internal predecessors, (1506), 494 states have call successors, (494), 161 states have call predecessors, (494), 249 states have return successors, (1965), 614 states have call predecessors, (1965), 494 states have call successors, (1965) [2023-12-15 22:59:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 2060 states and 3965 transitions. [2023-12-15 22:59:13,752 INFO L78 Accepts]: Start accepts. Automaton has 2060 states and 3965 transitions. Word has length 745 [2023-12-15 22:59:13,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:59:13,753 INFO L495 AbstractCegarLoop]: Abstraction has 2060 states and 3965 transitions. [2023-12-15 22:59:13,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 30 states have (on average 2.7) internal successors, (81), 32 states have internal predecessors, (81), 29 states have call successors, (30), 1 states have call predecessors, (30), 10 states have return successors, (44), 18 states have call predecessors, (44), 29 states have call successors, (44) [2023-12-15 22:59:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 3965 transitions. [2023-12-15 22:59:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1209 [2023-12-15 22:59:13,785 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:59:13,786 INFO L195 NwaCegarLoop]: trace histogram [177, 177, 143, 88, 88, 88, 88, 88, 88, 88, 55, 34, 1, 1, 1, 1, 1, 1] [2023-12-15 22:59:13,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-12-15 22:59:13,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:13,994 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:59:13,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:59:13,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1347613546, now seen corresponding path program 9 times [2023-12-15 22:59:13,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:59:13,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397752439] [2023-12-15 22:59:13,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:59:13,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:59:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:15,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:59:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:16,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:16,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:16,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-12-15 22:59:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-12-15 22:59:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2023-12-15 22:59:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-12-15 22:59:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 1164 proven. 8218 refuted. 0 times theorem prover too weak. 78387 trivial. 0 not checked. [2023-12-15 22:59:17,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:59:17,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397752439] [2023-12-15 22:59:17,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397752439] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:59:17,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491519074] [2023-12-15 22:59:17,880 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-12-15 22:59:17,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:17,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:59:17,881 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:59:17,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-15 22:59:18,150 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 40 check-sat command(s) [2023-12-15 22:59:18,150 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:59:18,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-15 22:59:18,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:59:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 1164 proven. 8218 refuted. 0 times theorem prover too weak. 78387 trivial. 0 not checked. [2023-12-15 22:59:18,250 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:59:23,145 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 1164 proven. 8344 refuted. 0 times theorem prover too weak. 78261 trivial. 0 not checked. [2023-12-15 22:59:23,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491519074] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:59:23,146 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:59:23,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 14, 23] total 35 [2023-12-15 22:59:23,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717352786] [2023-12-15 22:59:23,146 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:59:23,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-12-15 22:59:23,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:59:23,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-12-15 22:59:23,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2023-12-15 22:59:23,149 INFO L87 Difference]: Start difference. First operand 2060 states and 3965 transitions. Second operand has 35 states, 33 states have (on average 2.6666666666666665) internal successors, (88), 35 states have internal predecessors, (88), 32 states have call successors, (33), 1 states have call predecessors, (33), 11 states have return successors, (49), 20 states have call predecessors, (49), 32 states have call successors, (49) [2023-12-15 22:59:23,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:59:23,473 INFO L93 Difference]: Finished difference Result 4193 states and 8573 transitions. [2023-12-15 22:59:23,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-15 22:59:23,474 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 33 states have (on average 2.6666666666666665) internal successors, (88), 35 states have internal predecessors, (88), 32 states have call successors, (33), 1 states have call predecessors, (33), 11 states have return successors, (49), 20 states have call predecessors, (49), 32 states have call successors, (49) Word has length 1208 [2023-12-15 22:59:23,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:59:23,548 INFO L225 Difference]: With dead ends: 4193 [2023-12-15 22:59:23,548 INFO L226 Difference]: Without dead ends: 4189 [2023-12-15 22:59:23,557 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2790 GetRequests, 2746 SyntacticMatches, 10 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 922 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=411, Invalid=849, Unknown=0, NotChecked=0, Total=1260 [2023-12-15 22:59:23,558 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 124 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-15 22:59:23,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 97 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-15 22:59:23,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4189 states. [2023-12-15 22:59:23,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4189 to 4165. [2023-12-15 22:59:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4165 states, 2656 states have (on average 1.1438253012048192) internal successors, (3038), 2592 states have internal predecessors, (3038), 1004 states have call successors, (1004), 321 states have call predecessors, (1004), 504 states have return successors, (4493), 1251 states have call predecessors, (4493), 1004 states have call successors, (4493) [2023-12-15 22:59:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 4165 states and 8535 transitions. [2023-12-15 22:59:23,883 INFO L78 Accepts]: Start accepts. Automaton has 4165 states and 8535 transitions. Word has length 1208 [2023-12-15 22:59:23,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:59:23,885 INFO L495 AbstractCegarLoop]: Abstraction has 4165 states and 8535 transitions. [2023-12-15 22:59:23,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 33 states have (on average 2.6666666666666665) internal successors, (88), 35 states have internal predecessors, (88), 32 states have call successors, (33), 1 states have call predecessors, (33), 11 states have return successors, (49), 20 states have call predecessors, (49), 32 states have call successors, (49) [2023-12-15 22:59:23,885 INFO L276 IsEmpty]: Start isEmpty. Operand 4165 states and 8535 transitions. [2023-12-15 22:59:23,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1958 [2023-12-15 22:59:23,913 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:59:23,913 INFO L195 NwaCegarLoop]: trace histogram [287, 287, 232, 143, 143, 143, 143, 143, 143, 143, 89, 55, 1, 1, 1, 1, 1, 1] [2023-12-15 22:59:23,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-12-15 22:59:24,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-12-15 22:59:24,119 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:59:24,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:59:24,119 INFO L85 PathProgramCache]: Analyzing trace with hash 265360833, now seen corresponding path program 10 times [2023-12-15 22:59:24,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:59:24,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222471167] [2023-12-15 22:59:24,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:59:24,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:59:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:59:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:28,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:29,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-12-15 22:59:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-12-15 22:59:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2023-12-15 22:59:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:30,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-12-15 22:59:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1208 [2023-12-15 22:59:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-12-15 22:59:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-12-15 22:59:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-12-15 22:59:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-12-15 22:59:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-12-15 22:59:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-12-15 22:59:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-12-15 22:59:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-15 22:59:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-12-15 22:59:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:31,713 INFO L134 CoverageAnalysis]: Checked inductivity of 231572 backedges. 2007 proven. 15097 refuted. 0 times theorem prover too weak. 214468 trivial. 0 not checked. [2023-12-15 22:59:31,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 22:59:31,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222471167] [2023-12-15 22:59:31,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222471167] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-15 22:59:31,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560228634] [2023-12-15 22:59:31,714 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-12-15 22:59:31,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 22:59:31,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 22:59:31,728 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 22:59:31,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-15 22:59:32,382 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-12-15 22:59:32,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-15 22:59:32,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 4367 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-15 22:59:32,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 22:59:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 231572 backedges. 2007 proven. 15097 refuted. 0 times theorem prover too weak. 214468 trivial. 0 not checked. [2023-12-15 22:59:32,522 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 22:59:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 231572 backedges. 2007 proven. 15252 refuted. 0 times theorem prover too weak. 214313 trivial. 0 not checked. [2023-12-15 22:59:39,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560228634] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 22:59:39,500 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-15 22:59:39,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 15, 25] total 38 [2023-12-15 22:59:39,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869935478] [2023-12-15 22:59:39,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-15 22:59:39,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2023-12-15 22:59:39,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 22:59:39,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2023-12-15 22:59:39,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=448, Invalid=958, Unknown=0, NotChecked=0, Total=1406 [2023-12-15 22:59:39,507 INFO L87 Difference]: Start difference. First operand 4165 states and 8535 transitions. Second operand has 38 states, 36 states have (on average 2.638888888888889) internal successors, (95), 38 states have internal predecessors, (95), 35 states have call successors, (36), 1 states have call predecessors, (36), 12 states have return successors, (54), 22 states have call predecessors, (54), 35 states have call successors, (54) [2023-12-15 22:59:39,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 22:59:39,987 INFO L93 Difference]: Finished difference Result 8413 states and 18259 transitions. [2023-12-15 22:59:39,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-12-15 22:59:39,988 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 36 states have (on average 2.638888888888889) internal successors, (95), 38 states have internal predecessors, (95), 35 states have call successors, (36), 1 states have call predecessors, (36), 12 states have return successors, (54), 22 states have call predecessors, (54), 35 states have call successors, (54) Word has length 1957 [2023-12-15 22:59:39,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 22:59:40,182 INFO L225 Difference]: With dead ends: 8413 [2023-12-15 22:59:40,182 INFO L226 Difference]: Without dead ends: 8409 [2023-12-15 22:59:40,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4510 GetRequests, 4462 SyntacticMatches, 11 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1119 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=484, Invalid=998, Unknown=0, NotChecked=0, Total=1482 [2023-12-15 22:59:40,200 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 110 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-15 22:59:40,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 115 Invalid, 465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-15 22:59:40,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8409 states. [2023-12-15 22:59:40,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8409 to 8382. [2023-12-15 22:59:40,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8382 states, 5340 states have (on average 1.1434456928838952) internal successors, (6106), 5212 states have internal predecessors, (6106), 2026 states have call successors, (2026), 641 states have call predecessors, (2026), 1015 states have return successors, (10085), 2528 states have call predecessors, (10085), 2026 states have call successors, (10085) [2023-12-15 22:59:40,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8382 states to 8382 states and 18217 transitions. [2023-12-15 22:59:40,841 INFO L78 Accepts]: Start accepts. Automaton has 8382 states and 18217 transitions. Word has length 1957 [2023-12-15 22:59:40,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 22:59:40,842 INFO L495 AbstractCegarLoop]: Abstraction has 8382 states and 18217 transitions. [2023-12-15 22:59:40,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 36 states have (on average 2.638888888888889) internal successors, (95), 38 states have internal predecessors, (95), 35 states have call successors, (36), 1 states have call predecessors, (36), 12 states have return successors, (54), 22 states have call predecessors, (54), 35 states have call successors, (54) [2023-12-15 22:59:40,843 INFO L276 IsEmpty]: Start isEmpty. Operand 8382 states and 18217 transitions. [2023-12-15 22:59:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3170 [2023-12-15 22:59:40,907 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 22:59:40,907 INFO L195 NwaCegarLoop]: trace histogram [465, 465, 376, 232, 232, 232, 232, 232, 232, 232, 144, 89, 1, 1, 1, 1, 1, 1] [2023-12-15 22:59:40,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-12-15 22:59:41,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-12-15 22:59:41,117 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 22:59:41,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 22:59:41,118 INFO L85 PathProgramCache]: Analyzing trace with hash 2096701702, now seen corresponding path program 11 times [2023-12-15 22:59:41,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 22:59:41,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172639098] [2023-12-15 22:59:41,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 22:59:41,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 22:59:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 22:59:47,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-12-15 22:59:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-12-15 22:59:49,478 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-15 22:59:49,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-15 22:59:49,551 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Termination requested (timeout or resource limit) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.colorLiterals(Interpolator.java:798) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:236) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:869) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:793) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:352) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:327) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:229) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:379) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:229) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:416) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-15 22:59:49,555 INFO L158 Benchmark]: Toolchain (without parser) took 55864.43ms. Allocated memory was 202.4MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 150.9MB in the beginning and 1.1GB in the end (delta: -923.0MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2023-12-15 22:59:49,555 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 202.4MB. Free memory is still 154.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-15 22:59:49,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.49ms. Allocated memory is still 202.4MB. Free memory was 150.9MB in the beginning and 140.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-12-15 22:59:49,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.26ms. Allocated memory is still 202.4MB. Free memory was 140.3MB in the beginning and 138.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-12-15 22:59:49,555 INFO L158 Benchmark]: Boogie Preprocessor took 29.80ms. Allocated memory is still 202.4MB. Free memory was 138.8MB in the beginning and 137.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-15 22:59:49,556 INFO L158 Benchmark]: RCFGBuilder took 178.26ms. Allocated memory is still 202.4MB. Free memory was 137.2MB in the beginning and 127.5MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-12-15 22:59:49,556 INFO L158 Benchmark]: TraceAbstraction took 55458.12ms. Allocated memory was 202.4MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 126.7MB in the beginning and 1.1GB in the end (delta: -947.1MB). Peak memory consumption was 985.2MB. Max. memory is 8.0GB. [2023-12-15 22:59:49,557 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 202.4MB. Free memory is still 154.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 159.49ms. Allocated memory is still 202.4MB. Free memory was 150.9MB in the beginning and 140.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.26ms. Allocated memory is still 202.4MB. Free memory was 140.3MB in the beginning and 138.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.80ms. Allocated memory is still 202.4MB. Free memory was 138.8MB in the beginning and 137.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 178.26ms. Allocated memory is still 202.4MB. Free memory was 137.2MB in the beginning and 127.5MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 55458.12ms. Allocated memory was 202.4MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 126.7MB in the beginning and 1.1GB in the end (delta: -947.1MB). Peak memory consumption was 985.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Termination requested (timeout or resource limit) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Termination requested (timeout or resource limit): de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.colorLiterals(Interpolator.java:798) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown