/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 false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/eca-rers2012/Problem18_label05.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 17:41:43,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 17:41:43,094 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-20 17:41:43,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 17:41:43,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 17:41:43,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 17:41:43,120 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 17:41:43,121 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 17:41:43,121 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 17:41:43,124 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 17:41:43,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 17:41:43,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 17:41:43,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 17:41:43,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 17:41:43,126 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 17:41:43,126 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 17:41:43,127 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 17:41:43,127 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 17:41:43,127 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 17:41:43,128 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 17:41:43,128 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 17:41:43,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 17:41:43,129 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 17:41:43,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 17:41:43,129 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 17:41:43,129 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 17:41:43,129 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 17:41:43,129 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 17:41:43,130 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 17:41:43,130 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 17:41:43,131 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 17:41:43,131 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 17:41:43,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 17:41:43,131 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 17:41:43,131 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 17:41:43,132 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 17:41:43,132 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 17:41:43,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 17:41:43,132 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 17:41:43,132 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 17:41:43,132 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 17:41:43,133 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 17:41:43,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 17:41:43,133 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-20 17:41:43,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 17:41:43,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 17:41:43,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 17:41:43,340 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 17:41:43,340 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 17:41:43,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem18_label05.c [2023-12-20 17:41:44,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 17:41:44,607 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 17:41:44,608 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem18_label05.c [2023-12-20 17:41:44,626 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d3dbc75/b584a51f1518482090823517bd30d087/FLAG0f30da289 [2023-12-20 17:41:44,637 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d3dbc75/b584a51f1518482090823517bd30d087 [2023-12-20 17:41:44,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 17:41:44,640 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 17:41:44,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 17:41:44,642 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 17:41:44,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 17:41:44,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 05:41:44" (1/1) ... [2023-12-20 17:41:44,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269dc463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:44, skipping insertion in model container [2023-12-20 17:41:44,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 05:41:44" (1/1) ... [2023-12-20 17:41:44,719 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 17:41:44,903 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem18_label05.c[4165,4178] [2023-12-20 17:41:45,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 17:41:45,350 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 17:41:45,367 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem18_label05.c[4165,4178] [2023-12-20 17:41:45,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 17:41:45,582 INFO L206 MainTranslator]: Completed translation [2023-12-20 17:41:45,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45 WrapperNode [2023-12-20 17:41:45,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 17:41:45,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 17:41:45,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 17:41:45,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 17:41:45,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,742 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4135 [2023-12-20 17:41:45,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 17:41:45,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 17:41:45,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 17:41:45,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 17:41:45,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,773 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,893 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]. [2023-12-20 17:41:45,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,957 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:45,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:46,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:46,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 17:41:46,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 17:41:46,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 17:41:46,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 17:41:46,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (1/1) ... [2023-12-20 17:41:46,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 17:41:46,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:41:46,093 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) [2023-12-20 17:41:46,102 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 [2023-12-20 17:41:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 17:41:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 17:41:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 17:41:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 17:41:46,167 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 17:41:46,168 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 17:41:48,396 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 17:41:48,431 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 17:41:48,431 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 17:41:48,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 05:41:48 BoogieIcfgContainer [2023-12-20 17:41:48,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 17:41:48,432 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 17:41:48,433 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 17:41:48,435 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 17:41:48,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 05:41:44" (1/3) ... [2023-12-20 17:41:48,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371a6bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 05:41:48, skipping insertion in model container [2023-12-20 17:41:48,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:41:45" (2/3) ... [2023-12-20 17:41:48,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371a6bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 05:41:48, skipping insertion in model container [2023-12-20 17:41:48,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 05:41:48" (3/3) ... [2023-12-20 17:41:48,437 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem18_label05.c [2023-12-20 17:41:48,448 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 17:41:48,448 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 17:41:48,497 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 17:41:48,502 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;@3d23a349, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 17:41:48,502 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 17:41:48,508 INFO L276 IsEmpty]: Start isEmpty. Operand has 695 states, 693 states have (on average 1.9942279942279941) internal successors, (1382), 694 states have internal predecessors, (1382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:48,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-20 17:41:48,513 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:41:48,514 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:41:48,515 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:41:48,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:41:48,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1005544647, now seen corresponding path program 1 times [2023-12-20 17:41:48,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:41:48,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802081791] [2023-12-20 17:41:48,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:41:48,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:41:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:41:48,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:41:48,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:41:48,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802081791] [2023-12-20 17:41:48,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802081791] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:41:48,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:41:48,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 17:41:48,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796088769] [2023-12-20 17:41:48,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:41:48,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-20 17:41:48,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:41:48,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-20 17:41:48,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 17:41:48,692 INFO L87 Difference]: Start difference. First operand has 695 states, 693 states have (on average 1.9942279942279941) internal successors, (1382), 694 states have internal predecessors, (1382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:48,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:41:48,754 INFO L93 Difference]: Finished difference Result 1389 states and 2763 transitions. [2023-12-20 17:41:48,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-20 17:41:48,756 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2023-12-20 17:41:48,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:41:48,766 INFO L225 Difference]: With dead ends: 1389 [2023-12-20 17:41:48,766 INFO L226 Difference]: Without dead ends: 693 [2023-12-20 17:41:48,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 17:41:48,773 INFO L413 NwaCegarLoop]: 1317 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1317 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-20 17:41:48,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1317 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-20 17:41:48,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2023-12-20 17:41:48,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 693. [2023-12-20 17:41:48,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 693 states, 692 states have (on average 1.903179190751445) internal successors, (1317), 692 states have internal predecessors, (1317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 1317 transitions. [2023-12-20 17:41:48,825 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 1317 transitions. Word has length 37 [2023-12-20 17:41:48,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:41:48,825 INFO L495 AbstractCegarLoop]: Abstraction has 693 states and 1317 transitions. [2023-12-20 17:41:48,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1317 transitions. [2023-12-20 17:41:48,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-20 17:41:48,826 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:41:48,826 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:41:48,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-20 17:41:48,826 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:41:48,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:41:48,827 INFO L85 PathProgramCache]: Analyzing trace with hash -2010148763, now seen corresponding path program 1 times [2023-12-20 17:41:48,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:41:48,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425693457] [2023-12-20 17:41:48,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:41:48,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:41:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:41:49,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:41:49,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:41:49,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425693457] [2023-12-20 17:41:49,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425693457] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:41:49,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:41:49,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:41:49,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595607622] [2023-12-20 17:41:49,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:41:49,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:41:49,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:41:49,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:41:49,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:41:49,004 INFO L87 Difference]: Start difference. First operand 693 states and 1317 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:53,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:41:53,425 INFO L93 Difference]: Finished difference Result 2765 states and 5263 transitions. [2023-12-20 17:41:53,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:41:53,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2023-12-20 17:41:53,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:41:53,438 INFO L225 Difference]: With dead ends: 2765 [2023-12-20 17:41:53,438 INFO L226 Difference]: Without dead ends: 2073 [2023-12-20 17:41:53,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:41:53,442 INFO L413 NwaCegarLoop]: 624 mSDtfsCounter, 2016 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 5102 mSolverCounterSat, 951 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2016 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 6053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 951 IncrementalHoareTripleChecker+Valid, 5102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-12-20 17:41:53,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2016 Valid, 640 Invalid, 6053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [951 Valid, 5102 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2023-12-20 17:41:53,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2073 states. [2023-12-20 17:41:53,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2073 to 2073. [2023-12-20 17:41:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2073 states, 2072 states have (on average 1.5535714285714286) internal successors, (3219), 2072 states have internal predecessors, (3219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:53,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 2073 states and 3219 transitions. [2023-12-20 17:41:53,505 INFO L78 Accepts]: Start accepts. Automaton has 2073 states and 3219 transitions. Word has length 37 [2023-12-20 17:41:53,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:41:53,505 INFO L495 AbstractCegarLoop]: Abstraction has 2073 states and 3219 transitions. [2023-12-20 17:41:53,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 3219 transitions. [2023-12-20 17:41:53,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-20 17:41:53,508 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:41:53,508 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:41:53,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-20 17:41:53,509 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:41:53,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:41:53,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1676713255, now seen corresponding path program 1 times [2023-12-20 17:41:53,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:41:53,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590842333] [2023-12-20 17:41:53,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:41:53,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:41:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:41:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:41:53,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:41:53,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590842333] [2023-12-20 17:41:53,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590842333] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:41:53,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:41:53,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:41:53,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320605284] [2023-12-20 17:41:53,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:41:53,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:41:53,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:41:53,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:41:53,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:41:53,884 INFO L87 Difference]: Start difference. First operand 2073 states and 3219 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:57,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:41:57,011 INFO L93 Difference]: Finished difference Result 6215 states and 9539 transitions. [2023-12-20 17:41:57,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:41:57,012 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2023-12-20 17:41:57,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:41:57,023 INFO L225 Difference]: With dead ends: 6215 [2023-12-20 17:41:57,023 INFO L226 Difference]: Without dead ends: 4143 [2023-12-20 17:41:57,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:41:57,029 INFO L413 NwaCegarLoop]: 628 mSDtfsCounter, 1922 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 4115 mSolverCounterSat, 514 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1922 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 4629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 514 IncrementalHoareTripleChecker+Valid, 4115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-20 17:41:57,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1922 Valid, 645 Invalid, 4629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [514 Valid, 4115 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-12-20 17:41:57,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4143 states. [2023-12-20 17:41:57,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4143 to 4143. [2023-12-20 17:41:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4142 states have (on average 1.291405118300338) internal successors, (5349), 4142 states have internal predecessors, (5349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 5349 transitions. [2023-12-20 17:41:57,087 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 5349 transitions. Word has length 130 [2023-12-20 17:41:57,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:41:57,088 INFO L495 AbstractCegarLoop]: Abstraction has 4143 states and 5349 transitions. [2023-12-20 17:41:57,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 5349 transitions. [2023-12-20 17:41:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-20 17:41:57,090 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:41:57,091 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:41:57,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-20 17:41:57,091 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:41:57,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:41:57,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1273019308, now seen corresponding path program 1 times [2023-12-20 17:41:57,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:41:57,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077771393] [2023-12-20 17:41:57,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:41:57,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:41:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:41:57,255 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:41:57,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:41:57,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077771393] [2023-12-20 17:41:57,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077771393] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:41:57,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:41:57,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:41:57,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536270696] [2023-12-20 17:41:57,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:41:57,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:41:57,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:41:57,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:41:57,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:41:57,257 INFO L87 Difference]: Start difference. First operand 4143 states and 5349 transitions. Second operand has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:59,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:41:59,377 INFO L93 Difference]: Finished difference Result 8975 states and 12516 transitions. [2023-12-20 17:41:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:41:59,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 219 [2023-12-20 17:41:59,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:41:59,392 INFO L225 Difference]: With dead ends: 8975 [2023-12-20 17:41:59,392 INFO L226 Difference]: Without dead ends: 5523 [2023-12-20 17:41:59,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:41:59,406 INFO L413 NwaCegarLoop]: 1061 mSDtfsCounter, 678 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 885 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1067 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 885 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-20 17:41:59,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 1067 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [885 Valid, 1872 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-20 17:41:59,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2023-12-20 17:41:59,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 5523. [2023-12-20 17:41:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5523 states, 5522 states have (on average 1.3044186888808402) internal successors, (7203), 5522 states have internal predecessors, (7203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:59,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5523 states to 5523 states and 7203 transitions. [2023-12-20 17:41:59,473 INFO L78 Accepts]: Start accepts. Automaton has 5523 states and 7203 transitions. Word has length 219 [2023-12-20 17:41:59,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:41:59,474 INFO L495 AbstractCegarLoop]: Abstraction has 5523 states and 7203 transitions. [2023-12-20 17:41:59,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:41:59,475 INFO L276 IsEmpty]: Start isEmpty. Operand 5523 states and 7203 transitions. [2023-12-20 17:41:59,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-12-20 17:41:59,481 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:41:59,481 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:41:59,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-20 17:41:59,481 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:41:59,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:41:59,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1677113911, now seen corresponding path program 1 times [2023-12-20 17:41:59,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:41:59,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890321144] [2023-12-20 17:41:59,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:41:59,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:41:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:41:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:41:59,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:41:59,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890321144] [2023-12-20 17:41:59,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890321144] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:41:59,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:41:59,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:41:59,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976698254] [2023-12-20 17:41:59,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:41:59,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:41:59,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:41:59,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:41:59,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:41:59,841 INFO L87 Difference]: Start difference. First operand 5523 states and 7203 transitions. Second operand has 4 states, 4 states have (on average 77.5) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:02,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:02,499 INFO L93 Difference]: Finished difference Result 13168 states and 17885 transitions. [2023-12-20 17:42:02,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:42:02,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.5) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 310 [2023-12-20 17:42:02,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:02,523 INFO L225 Difference]: With dead ends: 13168 [2023-12-20 17:42:02,524 INFO L226 Difference]: Without dead ends: 8283 [2023-12-20 17:42:02,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:42:02,534 INFO L413 NwaCegarLoop]: 622 mSDtfsCounter, 513 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 3038 mSolverCounterSat, 797 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 3835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 797 IncrementalHoareTripleChecker+Valid, 3038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:02,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 634 Invalid, 3835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [797 Valid, 3038 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-12-20 17:42:02,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8283 states. [2023-12-20 17:42:02,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8283 to 7593. [2023-12-20 17:42:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7593 states, 7592 states have (on average 1.1596417281348788) internal successors, (8804), 7592 states have internal predecessors, (8804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7593 states to 7593 states and 8804 transitions. [2023-12-20 17:42:02,625 INFO L78 Accepts]: Start accepts. Automaton has 7593 states and 8804 transitions. Word has length 310 [2023-12-20 17:42:02,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:02,625 INFO L495 AbstractCegarLoop]: Abstraction has 7593 states and 8804 transitions. [2023-12-20 17:42:02,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.5) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 7593 states and 8804 transitions. [2023-12-20 17:42:02,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 921 [2023-12-20 17:42:02,637 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:02,638 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:02,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-20 17:42:02,638 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:02,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:02,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1135562147, now seen corresponding path program 1 times [2023-12-20 17:42:02,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:02,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278751226] [2023-12-20 17:42:02,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:02,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 107 proven. 6 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-12-20 17:42:03,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:03,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278751226] [2023-12-20 17:42:03,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278751226] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:03,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1751734601] [2023-12-20 17:42:03,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:03,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:03,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:03,633 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) [2023-12-20 17:42:03,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-20 17:42:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:03,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:03,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:04,669 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-20 17:42:04,670 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:04,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1751734601] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:04,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:04,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2023-12-20 17:42:04,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338451004] [2023-12-20 17:42:04,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:04,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:04,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:04,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:04,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:42:04,673 INFO L87 Difference]: Start difference. First operand 7593 states and 8804 transitions. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 2 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:06,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:06,515 INFO L93 Difference]: Finished difference Result 17255 states and 20819 transitions. [2023-12-20 17:42:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:06,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 2 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 920 [2023-12-20 17:42:06,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:06,548 INFO L225 Difference]: With dead ends: 17255 [2023-12-20 17:42:06,548 INFO L226 Difference]: Without dead ends: 10353 [2023-12-20 17:42:06,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 922 GetRequests, 919 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:42:06,557 INFO L413 NwaCegarLoop]: 382 mSDtfsCounter, 226 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 602 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 2270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 602 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:06,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 387 Invalid, 2270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [602 Valid, 1668 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-20 17:42:06,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10353 states. [2023-12-20 17:42:06,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10353 to 9663. [2023-12-20 17:42:06,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9663 states, 9662 states have (on average 1.1434485613744567) internal successors, (11048), 9662 states have internal predecessors, (11048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:06,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 9663 states and 11048 transitions. [2023-12-20 17:42:06,709 INFO L78 Accepts]: Start accepts. Automaton has 9663 states and 11048 transitions. Word has length 920 [2023-12-20 17:42:06,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:06,710 INFO L495 AbstractCegarLoop]: Abstraction has 9663 states and 11048 transitions. [2023-12-20 17:42:06,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 2 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:06,711 INFO L276 IsEmpty]: Start isEmpty. Operand 9663 states and 11048 transitions. [2023-12-20 17:42:06,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 970 [2023-12-20 17:42:06,737 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:06,738 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:06,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-20 17:42:06,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-12-20 17:42:06,951 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:06,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:06,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1763020292, now seen corresponding path program 1 times [2023-12-20 17:42:06,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:06,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270937130] [2023-12-20 17:42:06,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:06,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:07,928 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-12-20 17:42:07,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:07,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270937130] [2023-12-20 17:42:07,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270937130] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:07,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:42:07,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:42:07,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361927303] [2023-12-20 17:42:07,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:07,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:07,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:07,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:07,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:07,932 INFO L87 Difference]: Start difference. First operand 9663 states and 11048 transitions. Second operand has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:09,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:09,790 INFO L93 Difference]: Finished difference Result 23465 states and 27254 transitions. [2023-12-20 17:42:09,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:09,801 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 969 [2023-12-20 17:42:09,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:09,819 INFO L225 Difference]: With dead ends: 23465 [2023-12-20 17:42:09,819 INFO L226 Difference]: Without dead ends: 14493 [2023-12-20 17:42:09,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:09,828 INFO L413 NwaCegarLoop]: 1083 mSDtfsCounter, 574 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2052 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1089 SdHoareTripleChecker+Invalid, 2387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 2052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:09,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 1089 Invalid, 2387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 2052 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-20 17:42:09,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14493 states. [2023-12-20 17:42:09,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14493 to 13803. [2023-12-20 17:42:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13803 states, 13802 states have (on average 1.1293290827416316) internal successors, (15587), 13802 states have internal predecessors, (15587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13803 states to 13803 states and 15587 transitions. [2023-12-20 17:42:09,958 INFO L78 Accepts]: Start accepts. Automaton has 13803 states and 15587 transitions. Word has length 969 [2023-12-20 17:42:09,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:09,959 INFO L495 AbstractCegarLoop]: Abstraction has 13803 states and 15587 transitions. [2023-12-20 17:42:09,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:09,960 INFO L276 IsEmpty]: Start isEmpty. Operand 13803 states and 15587 transitions. [2023-12-20 17:42:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 980 [2023-12-20 17:42:09,966 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:09,968 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:09,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-20 17:42:09,969 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:09,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:09,969 INFO L85 PathProgramCache]: Analyzing trace with hash -573049176, now seen corresponding path program 1 times [2023-12-20 17:42:09,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:09,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188229445] [2023-12-20 17:42:09,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:09,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-12-20 17:42:10,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:10,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188229445] [2023-12-20 17:42:10,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188229445] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:10,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:42:10,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:42:10,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754481222] [2023-12-20 17:42:10,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:10,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:10,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:10,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:10,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:10,414 INFO L87 Difference]: Start difference. First operand 13803 states and 15587 transitions. Second operand has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:12,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:12,119 INFO L93 Difference]: Finished difference Result 26225 states and 29789 transitions. [2023-12-20 17:42:12,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:12,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 979 [2023-12-20 17:42:12,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:12,137 INFO L225 Difference]: With dead ends: 26225 [2023-12-20 17:42:12,137 INFO L226 Difference]: Without dead ends: 13803 [2023-12-20 17:42:12,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:12,148 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 589 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 2053 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 2325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 2053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:12,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 148 Invalid, 2325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 2053 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-20 17:42:12,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13803 states. [2023-12-20 17:42:12,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13803 to 13803. [2023-12-20 17:42:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13803 states, 13802 states have (on average 1.1261411389653673) internal successors, (15543), 13802 states have internal predecessors, (15543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:12,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13803 states to 13803 states and 15543 transitions. [2023-12-20 17:42:12,275 INFO L78 Accepts]: Start accepts. Automaton has 13803 states and 15543 transitions. Word has length 979 [2023-12-20 17:42:12,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:12,276 INFO L495 AbstractCegarLoop]: Abstraction has 13803 states and 15543 transitions. [2023-12-20 17:42:12,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:12,276 INFO L276 IsEmpty]: Start isEmpty. Operand 13803 states and 15543 transitions. [2023-12-20 17:42:12,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 996 [2023-12-20 17:42:12,283 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:12,284 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:12,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-20 17:42:12,284 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:12,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:12,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1180808242, now seen corresponding path program 1 times [2023-12-20 17:42:12,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:12,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103342386] [2023-12-20 17:42:12,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:12,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 523 proven. 228 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-20 17:42:13,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:13,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103342386] [2023-12-20 17:42:13,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103342386] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:13,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494514114] [2023-12-20 17:42:13,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:13,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:13,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:13,510 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) [2023-12-20 17:42:13,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-20 17:42:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:13,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:13,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2023-12-20 17:42:14,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:14,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494514114] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:14,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:14,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2023-12-20 17:42:14,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099321036] [2023-12-20 17:42:14,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:14,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:14,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:14,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:14,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:14,545 INFO L87 Difference]: Start difference. First operand 13803 states and 15543 transitions. Second operand has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 2 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:16,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:16,315 INFO L93 Difference]: Finished difference Result 31745 states and 36018 transitions. [2023-12-20 17:42:16,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:16,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 2 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 995 [2023-12-20 17:42:16,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:16,341 INFO L225 Difference]: With dead ends: 31745 [2023-12-20 17:42:16,341 INFO L226 Difference]: Without dead ends: 19323 [2023-12-20 17:42:16,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1001 GetRequests, 994 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:16,353 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 249 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 688 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 2480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 688 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:16,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 75 Invalid, 2480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [688 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-20 17:42:16,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19323 states. [2023-12-20 17:42:16,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19323 to 18633. [2023-12-20 17:42:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18633 states, 18632 states have (on average 1.1182374409617861) internal successors, (20835), 18632 states have internal predecessors, (20835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18633 states to 18633 states and 20835 transitions. [2023-12-20 17:42:16,545 INFO L78 Accepts]: Start accepts. Automaton has 18633 states and 20835 transitions. Word has length 995 [2023-12-20 17:42:16,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:16,546 INFO L495 AbstractCegarLoop]: Abstraction has 18633 states and 20835 transitions. [2023-12-20 17:42:16,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 2 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:16,546 INFO L276 IsEmpty]: Start isEmpty. Operand 18633 states and 20835 transitions. [2023-12-20 17:42:16,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1047 [2023-12-20 17:42:16,554 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:16,554 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:16,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-20 17:42:16,759 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,SelfDestructingSolverStorable8 [2023-12-20 17:42:16,760 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:16,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:16,760 INFO L85 PathProgramCache]: Analyzing trace with hash 985547318, now seen corresponding path program 1 times [2023-12-20 17:42:16,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:16,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516536178] [2023-12-20 17:42:16,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:16,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:18,159 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 526 proven. 330 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-20 17:42:18,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:18,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516536178] [2023-12-20 17:42:18,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516536178] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:18,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1714885365] [2023-12-20 17:42:18,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:18,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:18,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:18,161 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) [2023-12-20 17:42:18,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-20 17:42:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:18,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:18,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2023-12-20 17:42:18,434 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:18,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1714885365] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:18,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:18,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-12-20 17:42:18,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877412111] [2023-12-20 17:42:18,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:18,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:18,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:18,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:18,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:18,437 INFO L87 Difference]: Start difference. First operand 18633 states and 20835 transitions. Second operand has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:20,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:20,282 INFO L93 Difference]: Finished difference Result 40025 states and 45639 transitions. [2023-12-20 17:42:20,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:20,282 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1046 [2023-12-20 17:42:20,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:20,312 INFO L225 Difference]: With dead ends: 40025 [2023-12-20 17:42:20,313 INFO L226 Difference]: Without dead ends: 22773 [2023-12-20 17:42:20,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1052 GetRequests, 1045 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:20,329 INFO L413 NwaCegarLoop]: 1127 mSDtfsCounter, 665 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 1133 SdHoareTripleChecker+Invalid, 2284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 1904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:20,330 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [665 Valid, 1133 Invalid, 2284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 1904 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-20 17:42:20,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22773 states. [2023-12-20 17:42:20,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22773 to 22773. [2023-12-20 17:42:20,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22773 states, 22772 states have (on average 1.1191814509046196) internal successors, (25486), 22772 states have internal predecessors, (25486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:20,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 22773 states and 25486 transitions. [2023-12-20 17:42:20,528 INFO L78 Accepts]: Start accepts. Automaton has 22773 states and 25486 transitions. Word has length 1046 [2023-12-20 17:42:20,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:20,529 INFO L495 AbstractCegarLoop]: Abstraction has 22773 states and 25486 transitions. [2023-12-20 17:42:20,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 22773 states and 25486 transitions. [2023-12-20 17:42:20,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2023-12-20 17:42:20,579 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:20,579 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:20,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-20 17:42:20,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:20,785 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:20,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:20,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1894742712, now seen corresponding path program 1 times [2023-12-20 17:42:20,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:20,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525549446] [2023-12-20 17:42:20,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 510 proven. 12 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2023-12-20 17:42:21,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:21,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525549446] [2023-12-20 17:42:21,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525549446] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:21,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697939047] [2023-12-20 17:42:21,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:21,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:21,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:21,571 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) [2023-12-20 17:42:21,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-20 17:42:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:21,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:21,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:21,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2023-12-20 17:42:21,908 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:21,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697939047] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:21,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:21,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-12-20 17:42:21,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899268413] [2023-12-20 17:42:21,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:21,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:21,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:21,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:21,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:42:21,911 INFO L87 Difference]: Start difference. First operand 22773 states and 25486 transitions. Second operand has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:23,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:23,647 INFO L93 Difference]: Finished difference Result 44165 states and 49587 transitions. [2023-12-20 17:42:23,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:23,648 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1095 [2023-12-20 17:42:23,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:23,673 INFO L225 Difference]: With dead ends: 44165 [2023-12-20 17:42:23,673 INFO L226 Difference]: Without dead ends: 22773 [2023-12-20 17:42:23,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1098 GetRequests, 1095 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:42:23,687 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 691 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 2181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 1822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:23,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [691 Valid, 163 Invalid, 2181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [359 Valid, 1822 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-20 17:42:23,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22773 states. [2023-12-20 17:42:23,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22773 to 22773. [2023-12-20 17:42:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22773 states, 22772 states have (on average 1.0869049710170384) internal successors, (24751), 22772 states have internal predecessors, (24751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:23,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 22773 states and 24751 transitions. [2023-12-20 17:42:23,883 INFO L78 Accepts]: Start accepts. Automaton has 22773 states and 24751 transitions. Word has length 1095 [2023-12-20 17:42:23,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:23,884 INFO L495 AbstractCegarLoop]: Abstraction has 22773 states and 24751 transitions. [2023-12-20 17:42:23,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:23,884 INFO L276 IsEmpty]: Start isEmpty. Operand 22773 states and 24751 transitions. [2023-12-20 17:42:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1123 [2023-12-20 17:42:23,938 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:23,939 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:23,944 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-20 17:42:24,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:24,145 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:24,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:24,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1517775004, now seen corresponding path program 1 times [2023-12-20 17:42:24,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:24,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580031465] [2023-12-20 17:42:24,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:24,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:25,237 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 839 trivial. 0 not checked. [2023-12-20 17:42:25,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:25,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580031465] [2023-12-20 17:42:25,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580031465] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:25,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:42:25,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:42:25,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490369962] [2023-12-20 17:42:25,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:25,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:25,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:25,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:25,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:25,240 INFO L87 Difference]: Start difference. First operand 22773 states and 24751 transitions. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:26,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:26,922 INFO L93 Difference]: Finished difference Result 44165 states and 48117 transitions. [2023-12-20 17:42:26,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:26,923 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1122 [2023-12-20 17:42:26,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:26,948 INFO L225 Difference]: With dead ends: 44165 [2023-12-20 17:42:26,948 INFO L226 Difference]: Without dead ends: 22773 [2023-12-20 17:42:26,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:26,963 INFO L413 NwaCegarLoop]: 771 mSDtfsCounter, 759 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1975 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 2166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:26,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [759 Valid, 777 Invalid, 2166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1975 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-20 17:42:26,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22773 states. [2023-12-20 17:42:27,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22773 to 22773. [2023-12-20 17:42:27,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22773 states, 22772 states have (on average 1.0746969963112594) internal successors, (24473), 22772 states have internal predecessors, (24473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:27,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 22773 states and 24473 transitions. [2023-12-20 17:42:27,153 INFO L78 Accepts]: Start accepts. Automaton has 22773 states and 24473 transitions. Word has length 1122 [2023-12-20 17:42:27,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:27,154 INFO L495 AbstractCegarLoop]: Abstraction has 22773 states and 24473 transitions. [2023-12-20 17:42:27,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:27,154 INFO L276 IsEmpty]: Start isEmpty. Operand 22773 states and 24473 transitions. [2023-12-20 17:42:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2023-12-20 17:42:27,165 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:27,166 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:27,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-20 17:42:27,166 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:27,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:27,166 INFO L85 PathProgramCache]: Analyzing trace with hash 885964141, now seen corresponding path program 1 times [2023-12-20 17:42:27,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:27,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058349377] [2023-12-20 17:42:27,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:27,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:28,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 798 proven. 330 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-12-20 17:42:28,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:28,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058349377] [2023-12-20 17:42:28,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058349377] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:28,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484243283] [2023-12-20 17:42:28,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:28,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:28,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:28,592 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) [2023-12-20 17:42:28,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-20 17:42:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:28,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 1325 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:28,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:28,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 1091 trivial. 0 not checked. [2023-12-20 17:42:28,886 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:28,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484243283] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:28,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:28,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-12-20 17:42:28,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141836546] [2023-12-20 17:42:28,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:28,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:28,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:28,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:28,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:28,888 INFO L87 Difference]: Start difference. First operand 22773 states and 24473 transitions. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:30,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:30,821 INFO L93 Difference]: Finished difference Result 49685 states and 53820 transitions. [2023-12-20 17:42:30,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:30,821 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1137 [2023-12-20 17:42:30,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:30,849 INFO L225 Difference]: With dead ends: 49685 [2023-12-20 17:42:30,849 INFO L226 Difference]: Without dead ends: 27603 [2023-12-20 17:42:30,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1143 GetRequests, 1136 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:30,860 INFO L413 NwaCegarLoop]: 1054 mSDtfsCounter, 660 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2110 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 1060 SdHoareTripleChecker+Invalid, 2402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 2110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:30,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [660 Valid, 1060 Invalid, 2402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 2110 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-20 17:42:30,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27603 states. [2023-12-20 17:42:31,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27603 to 26223. [2023-12-20 17:42:31,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26223 states, 26222 states have (on average 1.0799710167035315) internal successors, (28319), 26222 states have internal predecessors, (28319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:31,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26223 states to 26223 states and 28319 transitions. [2023-12-20 17:42:31,083 INFO L78 Accepts]: Start accepts. Automaton has 26223 states and 28319 transitions. Word has length 1137 [2023-12-20 17:42:31,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:31,083 INFO L495 AbstractCegarLoop]: Abstraction has 26223 states and 28319 transitions. [2023-12-20 17:42:31,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:31,084 INFO L276 IsEmpty]: Start isEmpty. Operand 26223 states and 28319 transitions. [2023-12-20 17:42:31,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1583 [2023-12-20 17:42:31,117 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:31,117 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:31,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-20 17:42:31,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-12-20 17:42:31,323 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:31,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:31,323 INFO L85 PathProgramCache]: Analyzing trace with hash 2123144043, now seen corresponding path program 1 times [2023-12-20 17:42:31,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:31,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675711586] [2023-12-20 17:42:31,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:31,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 1464 proven. 330 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-12-20 17:42:33,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:33,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675711586] [2023-12-20 17:42:33,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675711586] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:33,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967795753] [2023-12-20 17:42:33,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:33,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:33,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:33,338 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) [2023-12-20 17:42:33,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-20 17:42:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:33,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 1784 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:33,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 1360 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-12-20 17:42:33,737 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:33,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1967795753] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:33,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:33,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-12-20 17:42:33,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809166302] [2023-12-20 17:42:33,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:33,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:33,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:33,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:33,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:33,740 INFO L87 Difference]: Start difference. First operand 26223 states and 28319 transitions. Second operand has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:35,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:35,363 INFO L93 Difference]: Finished difference Result 54515 states and 58765 transitions. [2023-12-20 17:42:35,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:35,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1582 [2023-12-20 17:42:35,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:35,388 INFO L225 Difference]: With dead ends: 54515 [2023-12-20 17:42:35,389 INFO L226 Difference]: Without dead ends: 26223 [2023-12-20 17:42:35,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1588 GetRequests, 1581 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:35,405 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 652 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1063 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:35,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 1063 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 1692 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-20 17:42:35,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26223 states. [2023-12-20 17:42:35,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26223 to 25533. [2023-12-20 17:42:35,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25533 states, 25532 states have (on average 1.0361507128309573) internal successors, (26455), 25532 states have internal predecessors, (26455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:35,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25533 states to 25533 states and 26455 transitions. [2023-12-20 17:42:35,589 INFO L78 Accepts]: Start accepts. Automaton has 25533 states and 26455 transitions. Word has length 1582 [2023-12-20 17:42:35,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:35,590 INFO L495 AbstractCegarLoop]: Abstraction has 25533 states and 26455 transitions. [2023-12-20 17:42:35,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 25533 states and 26455 transitions. [2023-12-20 17:42:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1674 [2023-12-20 17:42:35,622 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:35,622 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:35,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-20 17:42:35,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:35,824 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:35,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:35,825 INFO L85 PathProgramCache]: Analyzing trace with hash -694614780, now seen corresponding path program 1 times [2023-12-20 17:42:35,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:35,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717052055] [2023-12-20 17:42:35,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:35,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1465 proven. 437 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2023-12-20 17:42:37,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:37,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717052055] [2023-12-20 17:42:37,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717052055] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:37,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267226761] [2023-12-20 17:42:37,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:37,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:37,944 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) [2023-12-20 17:42:37,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-20 17:42:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:38,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:38,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1314 proven. 0 refuted. 0 times theorem prover too weak. 1087 trivial. 0 not checked. [2023-12-20 17:42:38,713 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:38,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [267226761] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:38,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:38,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-12-20 17:42:38,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005930872] [2023-12-20 17:42:38,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:38,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:38,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:38,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:38,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-20 17:42:38,716 INFO L87 Difference]: Start difference. First operand 25533 states and 26455 transitions. Second operand has 3 states, 3 states have (on average 364.3333333333333) internal successors, (1093), 3 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:40,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:40,284 INFO L93 Difference]: Finished difference Result 57275 states and 59494 transitions. [2023-12-20 17:42:40,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:40,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 364.3333333333333) internal successors, (1093), 3 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1673 [2023-12-20 17:42:40,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:40,310 INFO L225 Difference]: With dead ends: 57275 [2023-12-20 17:42:40,311 INFO L226 Difference]: Without dead ends: 28983 [2023-12-20 17:42:40,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1678 GetRequests, 1673 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-20 17:42:40,322 INFO L413 NwaCegarLoop]: 851 mSDtfsCounter, 183 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 1961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:40,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 856 Invalid, 1961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:42:40,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28983 states. [2023-12-20 17:42:40,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28983 to 28983. [2023-12-20 17:42:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28983 states, 28982 states have (on average 1.0377820716306674) internal successors, (30077), 28982 states have internal predecessors, (30077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28983 states to 28983 states and 30077 transitions. [2023-12-20 17:42:40,546 INFO L78 Accepts]: Start accepts. Automaton has 28983 states and 30077 transitions. Word has length 1673 [2023-12-20 17:42:40,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:40,547 INFO L495 AbstractCegarLoop]: Abstraction has 28983 states and 30077 transitions. [2023-12-20 17:42:40,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 364.3333333333333) internal successors, (1093), 3 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:40,547 INFO L276 IsEmpty]: Start isEmpty. Operand 28983 states and 30077 transitions. [2023-12-20 17:42:40,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1675 [2023-12-20 17:42:40,581 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:40,582 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:40,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-20 17:42:40,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:40,785 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:40,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:40,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1974066495, now seen corresponding path program 1 times [2023-12-20 17:42:40,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:40,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879075483] [2023-12-20 17:42:40,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:40,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:42,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 1566 proven. 581 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2023-12-20 17:42:42,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:42,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879075483] [2023-12-20 17:42:42,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879075483] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:42,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037136205] [2023-12-20 17:42:42,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:42,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:42,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:42,380 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) [2023-12-20 17:42:42,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-20 17:42:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:42,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:42,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 1699 proven. 0 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2023-12-20 17:42:42,947 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:42,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037136205] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:42,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:42,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-12-20 17:42:42,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266907194] [2023-12-20 17:42:42,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:42,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:42,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:42,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:42,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-12-20 17:42:42,950 INFO L87 Difference]: Start difference. First operand 28983 states and 30077 transitions. Second operand has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:44,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:44,451 INFO L93 Difference]: Finished difference Result 62795 states and 65283 transitions. [2023-12-20 17:42:44,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:44,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1674 [2023-12-20 17:42:44,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:44,492 INFO L225 Difference]: With dead ends: 62795 [2023-12-20 17:42:44,492 INFO L226 Difference]: Without dead ends: 34503 [2023-12-20 17:42:44,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1679 GetRequests, 1674 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-12-20 17:42:44,514 INFO L413 NwaCegarLoop]: 866 mSDtfsCounter, 580 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 871 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:44,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 871 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-20 17:42:44,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34503 states. [2023-12-20 17:42:44,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34503 to 34503. [2023-12-20 17:42:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34503 states, 34502 states have (on average 1.0366065735319692) internal successors, (35765), 34502 states have internal predecessors, (35765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:44,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34503 states to 34503 states and 35765 transitions. [2023-12-20 17:42:44,781 INFO L78 Accepts]: Start accepts. Automaton has 34503 states and 35765 transitions. Word has length 1674 [2023-12-20 17:42:44,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:44,782 INFO L495 AbstractCegarLoop]: Abstraction has 34503 states and 35765 transitions. [2023-12-20 17:42:44,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:44,782 INFO L276 IsEmpty]: Start isEmpty. Operand 34503 states and 35765 transitions. [2023-12-20 17:42:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1861 [2023-12-20 17:42:44,825 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:44,825 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:44,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-20 17:42:45,028 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,SelfDestructingSolverStorable15 [2023-12-20 17:42:45,028 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:45,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:45,029 INFO L85 PathProgramCache]: Analyzing trace with hash -2033082681, now seen corresponding path program 1 times [2023-12-20 17:42:45,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:45,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533367695] [2023-12-20 17:42:45,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:45,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:46,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3569 backedges. 2088 proven. 0 refuted. 0 times theorem prover too weak. 1481 trivial. 0 not checked. [2023-12-20 17:42:46,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:46,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533367695] [2023-12-20 17:42:46,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533367695] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:46,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:42:46,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:42:46,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043453361] [2023-12-20 17:42:46,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:46,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:46,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:46,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:46,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:46,022 INFO L87 Difference]: Start difference. First operand 34503 states and 35765 transitions. Second operand has 3 states, 3 states have (on average 389.6666666666667) internal successors, (1169), 3 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:47,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:47,565 INFO L93 Difference]: Finished difference Result 68315 states and 70838 transitions. [2023-12-20 17:42:47,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:47,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 389.6666666666667) internal successors, (1169), 3 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1860 [2023-12-20 17:42:47,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:47,599 INFO L225 Difference]: With dead ends: 68315 [2023-12-20 17:42:47,601 INFO L226 Difference]: Without dead ends: 34503 [2023-12-20 17:42:47,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:47,621 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 586 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:47,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [586 Valid, 261 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:42:47,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34503 states. [2023-12-20 17:42:47,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34503 to 33813. [2023-12-20 17:42:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33813 states, 33812 states have (on average 1.030551283567964) internal successors, (34845), 33812 states have internal predecessors, (34845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33813 states to 33813 states and 34845 transitions. [2023-12-20 17:42:47,874 INFO L78 Accepts]: Start accepts. Automaton has 33813 states and 34845 transitions. Word has length 1860 [2023-12-20 17:42:47,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:47,875 INFO L495 AbstractCegarLoop]: Abstraction has 33813 states and 34845 transitions. [2023-12-20 17:42:47,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 389.6666666666667) internal successors, (1169), 3 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 33813 states and 34845 transitions. [2023-12-20 17:42:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1931 [2023-12-20 17:42:47,919 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:47,919 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:47,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-20 17:42:47,920 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:47,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:47,920 INFO L85 PathProgramCache]: Analyzing trace with hash 22553179, now seen corresponding path program 1 times [2023-12-20 17:42:47,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:47,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739642200] [2023-12-20 17:42:47,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:47,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3870 backedges. 2699 proven. 0 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2023-12-20 17:42:48,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:48,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739642200] [2023-12-20 17:42:48,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739642200] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:48,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:42:48,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:42:48,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112277625] [2023-12-20 17:42:48,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:48,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:48,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:48,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:48,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:48,985 INFO L87 Difference]: Start difference. First operand 33813 states and 34845 transitions. Second operand has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:50,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:50,592 INFO L93 Difference]: Finished difference Result 74525 states and 76792 transitions. [2023-12-20 17:42:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:50,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1930 [2023-12-20 17:42:50,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:50,638 INFO L225 Difference]: With dead ends: 74525 [2023-12-20 17:42:50,638 INFO L226 Difference]: Without dead ends: 41403 [2023-12-20 17:42:50,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:50,660 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 591 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1729 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 973 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:50,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [591 Valid, 973 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1729 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:42:50,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41403 states. [2023-12-20 17:42:51,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41403 to 40023. [2023-12-20 17:42:51,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40023 states, 40022 states have (on average 1.0281095397531357) internal successors, (41147), 40022 states have internal predecessors, (41147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:51,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40023 states to 40023 states and 41147 transitions. [2023-12-20 17:42:51,112 INFO L78 Accepts]: Start accepts. Automaton has 40023 states and 41147 transitions. Word has length 1930 [2023-12-20 17:42:51,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:51,112 INFO L495 AbstractCegarLoop]: Abstraction has 40023 states and 41147 transitions. [2023-12-20 17:42:51,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 40023 states and 41147 transitions. [2023-12-20 17:42:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1966 [2023-12-20 17:42:51,156 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:51,157 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:51,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-20 17:42:51,157 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:51,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:51,158 INFO L85 PathProgramCache]: Analyzing trace with hash -606628830, now seen corresponding path program 1 times [2023-12-20 17:42:51,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:51,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862184587] [2023-12-20 17:42:51,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:51,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4014 backedges. 2547 proven. 330 refuted. 0 times theorem prover too weak. 1137 trivial. 0 not checked. [2023-12-20 17:42:53,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:53,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862184587] [2023-12-20 17:42:53,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862184587] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:42:53,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790703123] [2023-12-20 17:42:53,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:53,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:53,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:42:53,766 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) [2023-12-20 17:42:53,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-20 17:42:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:54,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 2239 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:42:54,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:42:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4014 backedges. 2446 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-12-20 17:42:54,273 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:42:54,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790703123] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:54,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:42:54,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-12-20 17:42:54,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131192246] [2023-12-20 17:42:54,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:54,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:54,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:54,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:54,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:54,278 INFO L87 Difference]: Start difference. First operand 40023 states and 41147 transitions. Second operand has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:55,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:55,855 INFO L93 Difference]: Finished difference Result 79355 states and 81602 transitions. [2023-12-20 17:42:55,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:55,856 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1965 [2023-12-20 17:42:55,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:55,899 INFO L225 Difference]: With dead ends: 79355 [2023-12-20 17:42:55,899 INFO L226 Difference]: Without dead ends: 40023 [2023-12-20 17:42:55,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1971 GetRequests, 1964 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:42:55,924 INFO L413 NwaCegarLoop]: 926 mSDtfsCounter, 624 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:55,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [624 Valid, 932 Invalid, 1796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:42:55,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40023 states. [2023-12-20 17:42:56,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40023 to 40023. [2023-12-20 17:42:56,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40023 states, 40022 states have (on average 1.0243616011193843) internal successors, (40997), 40022 states have internal predecessors, (40997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40023 states to 40023 states and 40997 transitions. [2023-12-20 17:42:56,217 INFO L78 Accepts]: Start accepts. Automaton has 40023 states and 40997 transitions. Word has length 1965 [2023-12-20 17:42:56,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:56,218 INFO L495 AbstractCegarLoop]: Abstraction has 40023 states and 40997 transitions. [2023-12-20 17:42:56,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:56,218 INFO L276 IsEmpty]: Start isEmpty. Operand 40023 states and 40997 transitions. [2023-12-20 17:42:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1968 [2023-12-20 17:42:56,262 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:56,263 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:56,270 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-20 17:42:56,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:42:56,464 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:56,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:56,464 INFO L85 PathProgramCache]: Analyzing trace with hash 558722126, now seen corresponding path program 1 times [2023-12-20 17:42:56,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:56,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099481937] [2023-12-20 17:42:56,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:56,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:42:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:42:57,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4111 backedges. 2766 proven. 0 refuted. 0 times theorem prover too weak. 1345 trivial. 0 not checked. [2023-12-20 17:42:57,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:42:57,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099481937] [2023-12-20 17:42:57,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099481937] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:42:57,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:42:57,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:42:57,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077645933] [2023-12-20 17:42:57,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:42:57,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:42:57,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:42:57,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:42:57,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:57,403 INFO L87 Difference]: Start difference. First operand 40023 states and 40997 transitions. Second operand has 3 states, 3 states have (on average 411.0) internal successors, (1233), 3 states have internal predecessors, (1233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:59,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:42:59,114 INFO L93 Difference]: Finished difference Result 100745 states and 103365 transitions. [2023-12-20 17:42:59,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:42:59,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 411.0) internal successors, (1233), 3 states have internal predecessors, (1233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1967 [2023-12-20 17:42:59,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:42:59,174 INFO L225 Difference]: With dead ends: 100745 [2023-12-20 17:42:59,174 INFO L226 Difference]: Without dead ends: 60723 [2023-12-20 17:42:59,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:42:59,202 INFO L413 NwaCegarLoop]: 875 mSDtfsCounter, 548 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 881 SdHoareTripleChecker+Invalid, 1986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:42:59,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 881 Invalid, 1986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1689 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-20 17:42:59,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60723 states. [2023-12-20 17:42:59,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60723 to 60723. [2023-12-20 17:42:59,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60723 states, 60722 states have (on average 1.0228418036296565) internal successors, (62109), 60722 states have internal predecessors, (62109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:59,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60723 states to 60723 states and 62109 transitions. [2023-12-20 17:42:59,854 INFO L78 Accepts]: Start accepts. Automaton has 60723 states and 62109 transitions. Word has length 1967 [2023-12-20 17:42:59,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:42:59,855 INFO L495 AbstractCegarLoop]: Abstraction has 60723 states and 62109 transitions. [2023-12-20 17:42:59,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 411.0) internal successors, (1233), 3 states have internal predecessors, (1233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:42:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 60723 states and 62109 transitions. [2023-12-20 17:42:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1991 [2023-12-20 17:42:59,917 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:42:59,917 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:42:59,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-20 17:42:59,918 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:42:59,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:42:59,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1571274677, now seen corresponding path program 1 times [2023-12-20 17:42:59,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:42:59,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753243429] [2023-12-20 17:42:59,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:42:59,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:01,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3776 backedges. 1659 proven. 0 refuted. 0 times theorem prover too weak. 2117 trivial. 0 not checked. [2023-12-20 17:43:01,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:01,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753243429] [2023-12-20 17:43:01,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753243429] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:01,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:43:01,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:43:01,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473504192] [2023-12-20 17:43:01,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:01,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:43:01,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:01,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:43:01,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:43:01,367 INFO L87 Difference]: Start difference. First operand 60723 states and 62109 transitions. Second operand has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:02,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:02,945 INFO L93 Difference]: Finished difference Result 134555 states and 137837 transitions. [2023-12-20 17:43:02,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:43:02,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1990 [2023-12-20 17:43:02,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:03,022 INFO L225 Difference]: With dead ends: 134555 [2023-12-20 17:43:03,022 INFO L226 Difference]: Without dead ends: 74523 [2023-12-20 17:43:03,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:43:03,059 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 154 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1710 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:03,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 253 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1710 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-20 17:43:03,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74523 states. [2023-12-20 17:43:03,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74523 to 68313. [2023-12-20 17:43:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68313 states, 68312 states have (on average 1.022089823164305) internal successors, (69821), 68312 states have internal predecessors, (69821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68313 states to 68313 states and 69821 transitions. [2023-12-20 17:43:03,901 INFO L78 Accepts]: Start accepts. Automaton has 68313 states and 69821 transitions. Word has length 1990 [2023-12-20 17:43:03,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:03,902 INFO L495 AbstractCegarLoop]: Abstraction has 68313 states and 69821 transitions. [2023-12-20 17:43:03,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:03,903 INFO L276 IsEmpty]: Start isEmpty. Operand 68313 states and 69821 transitions. [2023-12-20 17:43:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2002 [2023-12-20 17:43:03,990 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:03,991 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:03,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-20 17:43:03,991 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:03,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:03,992 INFO L85 PathProgramCache]: Analyzing trace with hash 396133337, now seen corresponding path program 1 times [2023-12-20 17:43:03,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:03,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614146020] [2023-12-20 17:43:03,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:03,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4189 backedges. 2844 proven. 0 refuted. 0 times theorem prover too weak. 1345 trivial. 0 not checked. [2023-12-20 17:43:04,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:04,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614146020] [2023-12-20 17:43:04,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614146020] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:04,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:43:04,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:43:04,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912471857] [2023-12-20 17:43:04,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:04,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:43:04,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:04,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:43:04,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:43:04,778 INFO L87 Difference]: Start difference. First operand 68313 states and 69821 transitions. Second operand has 3 states, 3 states have (on average 422.3333333333333) internal successors, (1267), 3 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:06,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:06,838 INFO L93 Difference]: Finished difference Result 158705 states and 162286 transitions. [2023-12-20 17:43:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:43:06,839 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 422.3333333333333) internal successors, (1267), 3 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2001 [2023-12-20 17:43:06,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:06,938 INFO L225 Difference]: With dead ends: 158705 [2023-12-20 17:43:06,938 INFO L226 Difference]: Without dead ends: 91083 [2023-12-20 17:43:07,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:43:07,160 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 526 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 526 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 1997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:07,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [526 Valid, 108 Invalid, 1997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-20 17:43:07,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91083 states. [2023-12-20 17:43:07,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91083 to 88323. [2023-12-20 17:43:07,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88323 states, 88322 states have (on average 1.0208555059894477) internal successors, (90164), 88322 states have internal predecessors, (90164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:08,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88323 states to 88323 states and 90164 transitions. [2023-12-20 17:43:08,090 INFO L78 Accepts]: Start accepts. Automaton has 88323 states and 90164 transitions. Word has length 2001 [2023-12-20 17:43:08,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:08,090 INFO L495 AbstractCegarLoop]: Abstraction has 88323 states and 90164 transitions. [2023-12-20 17:43:08,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 422.3333333333333) internal successors, (1267), 3 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 88323 states and 90164 transitions. [2023-12-20 17:43:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2020 [2023-12-20 17:43:08,166 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:08,168 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:08,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-20 17:43:08,169 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:08,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:08,170 INFO L85 PathProgramCache]: Analyzing trace with hash -658214957, now seen corresponding path program 1 times [2023-12-20 17:43:08,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:08,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229286908] [2023-12-20 17:43:08,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:08,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3552 backedges. 1690 proven. 0 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-12-20 17:43:10,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:10,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229286908] [2023-12-20 17:43:10,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229286908] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:10,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:43:10,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-20 17:43:10,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049830228] [2023-12-20 17:43:10,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:10,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:43:10,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:10,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:43:10,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:43:10,141 INFO L87 Difference]: Start difference. First operand 88323 states and 90164 transitions. Second operand has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:12,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:12,079 INFO L93 Difference]: Finished difference Result 100074 states and 102124 transitions. [2023-12-20 17:43:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:43:12,079 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2019 [2023-12-20 17:43:12,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:12,182 INFO L225 Difference]: With dead ends: 100074 [2023-12-20 17:43:12,182 INFO L226 Difference]: Without dead ends: 99363 [2023-12-20 17:43:12,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:43:12,203 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 188 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 2652 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 2878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 2652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:12,203 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 138 Invalid, 2878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 2652 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-20 17:43:12,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99363 states. [2023-12-20 17:43:12,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99363 to 89703. [2023-12-20 17:43:13,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89703 states, 89702 states have (on average 1.0209805801431406) internal successors, (91584), 89702 states have internal predecessors, (91584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89703 states to 89703 states and 91584 transitions. [2023-12-20 17:43:13,207 INFO L78 Accepts]: Start accepts. Automaton has 89703 states and 91584 transitions. Word has length 2019 [2023-12-20 17:43:13,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:13,208 INFO L495 AbstractCegarLoop]: Abstraction has 89703 states and 91584 transitions. [2023-12-20 17:43:13,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 89703 states and 91584 transitions. [2023-12-20 17:43:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2190 [2023-12-20 17:43:13,423 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:13,424 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:13,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-12-20 17:43:13,424 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:13,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:13,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1142389558, now seen corresponding path program 1 times [2023-12-20 17:43:13,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:13,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878581290] [2023-12-20 17:43:13,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:13,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:16,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 2989 proven. 1328 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2023-12-20 17:43:16,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:16,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878581290] [2023-12-20 17:43:16,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878581290] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:43:16,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940854536] [2023-12-20 17:43:16,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:16,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:43:16,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:43:16,853 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) [2023-12-20 17:43:16,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-20 17:43:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:17,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 2433 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-20 17:43:17,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:43:18,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 1858 proven. 0 refuted. 0 times theorem prover too weak. 2798 trivial. 0 not checked. [2023-12-20 17:43:18,429 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:43:18,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940854536] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:18,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:43:18,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2023-12-20 17:43:18,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853891951] [2023-12-20 17:43:18,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:18,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:43:18,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:18,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:43:18,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-12-20 17:43:18,432 INFO L87 Difference]: Start difference. First operand 89703 states and 91584 transitions. Second operand has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:20,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:20,167 INFO L93 Difference]: Finished difference Result 182165 states and 185982 transitions. [2023-12-20 17:43:20,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:43:20,168 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2189 [2023-12-20 17:43:20,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:20,262 INFO L225 Difference]: With dead ends: 182165 [2023-12-20 17:43:20,262 INFO L226 Difference]: Without dead ends: 93153 [2023-12-20 17:43:20,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2197 GetRequests, 2189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-12-20 17:43:20,315 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 150 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1760 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:20,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 261 Invalid, 1841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1760 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:43:20,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93153 states. [2023-12-20 17:43:21,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93153 to 89703. [2023-12-20 17:43:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89703 states, 89702 states have (on average 1.020434326993824) internal successors, (91535), 89702 states have internal predecessors, (91535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89703 states to 89703 states and 91535 transitions. [2023-12-20 17:43:21,245 INFO L78 Accepts]: Start accepts. Automaton has 89703 states and 91535 transitions. Word has length 2189 [2023-12-20 17:43:21,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:21,246 INFO L495 AbstractCegarLoop]: Abstraction has 89703 states and 91535 transitions. [2023-12-20 17:43:21,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:21,247 INFO L276 IsEmpty]: Start isEmpty. Operand 89703 states and 91535 transitions. [2023-12-20 17:43:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2192 [2023-12-20 17:43:21,328 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:21,329 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:21,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-12-20 17:43:21,529 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,SelfDestructingSolverStorable23 [2023-12-20 17:43:21,529 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:21,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:21,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1679407072, now seen corresponding path program 1 times [2023-12-20 17:43:21,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:21,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265138742] [2023-12-20 17:43:21,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:21,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:24,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4321 backedges. 1844 proven. 18 refuted. 0 times theorem prover too weak. 2459 trivial. 0 not checked. [2023-12-20 17:43:24,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:24,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265138742] [2023-12-20 17:43:24,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265138742] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:43:24,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [616067235] [2023-12-20 17:43:24,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:24,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:43:24,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:43:24,326 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) [2023-12-20 17:43:24,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-20 17:43:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:24,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 2450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-20 17:43:24,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:43:25,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4321 backedges. 1862 proven. 0 refuted. 0 times theorem prover too weak. 2459 trivial. 0 not checked. [2023-12-20 17:43:25,152 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:43:25,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [616067235] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:25,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:43:25,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-12-20 17:43:25,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492916208] [2023-12-20 17:43:25,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:25,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:43:25,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:25,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:43:25,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-12-20 17:43:25,155 INFO L87 Difference]: Start difference. First operand 89703 states and 91535 transitions. Second operand has 3 states, 3 states have (on average 367.6666666666667) internal successors, (1103), 3 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:26,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:26,849 INFO L93 Difference]: Finished difference Result 192515 states and 196508 transitions. [2023-12-20 17:43:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:43:26,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 367.6666666666667) internal successors, (1103), 3 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2191 [2023-12-20 17:43:26,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:26,955 INFO L225 Difference]: With dead ends: 192515 [2023-12-20 17:43:26,955 INFO L226 Difference]: Without dead ends: 103503 [2023-12-20 17:43:26,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2197 GetRequests, 2191 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-12-20 17:43:26,996 INFO L413 NwaCegarLoop]: 945 mSDtfsCounter, 149 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1772 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 1877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:26,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 951 Invalid, 1877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1772 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-20 17:43:27,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103503 states. [2023-12-20 17:43:27,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103503 to 101433. [2023-12-20 17:43:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101433 states, 101432 states have (on average 1.0194908904487736) internal successors, (103409), 101432 states have internal predecessors, (103409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:28,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101433 states to 101433 states and 103409 transitions. [2023-12-20 17:43:28,293 INFO L78 Accepts]: Start accepts. Automaton has 101433 states and 103409 transitions. Word has length 2191 [2023-12-20 17:43:28,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:28,294 INFO L495 AbstractCegarLoop]: Abstraction has 101433 states and 103409 transitions. [2023-12-20 17:43:28,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.6666666666667) internal successors, (1103), 3 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 101433 states and 103409 transitions. [2023-12-20 17:43:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2243 [2023-12-20 17:43:28,391 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:28,392 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:28,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-12-20 17:43:28,599 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,SelfDestructingSolverStorable24 [2023-12-20 17:43:28,599 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:28,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:28,600 INFO L85 PathProgramCache]: Analyzing trace with hash -979626290, now seen corresponding path program 1 times [2023-12-20 17:43:28,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:28,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283887563] [2023-12-20 17:43:28,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:28,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4515 backedges. 2978 proven. 205 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-20 17:43:30,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:30,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283887563] [2023-12-20 17:43:30,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283887563] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:43:30,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849615142] [2023-12-20 17:43:30,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:30,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:43:30,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:43:30,751 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 17:43:30,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-12-20 17:43:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:31,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 2500 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:43:31,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:43:31,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4515 backedges. 3019 proven. 0 refuted. 0 times theorem prover too weak. 1496 trivial. 0 not checked. [2023-12-20 17:43:31,529 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:43:31,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849615142] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:31,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:43:31,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-12-20 17:43:31,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13034244] [2023-12-20 17:43:31,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:31,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:43:31,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:31,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:43:31,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:43:31,532 INFO L87 Difference]: Start difference. First operand 101433 states and 103409 transitions. Second operand has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:33,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:33,191 INFO L93 Difference]: Finished difference Result 202865 states and 206828 transitions. [2023-12-20 17:43:33,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:43:33,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2242 [2023-12-20 17:43:33,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:33,298 INFO L225 Difference]: With dead ends: 202865 [2023-12-20 17:43:33,299 INFO L226 Difference]: Without dead ends: 102123 [2023-12-20 17:43:33,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2245 GetRequests, 2242 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:43:33,347 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 302 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 1835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:33,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 190 Invalid, 1835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-20 17:43:33,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102123 states. [2023-12-20 17:43:34,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102123 to 101433. [2023-12-20 17:43:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101433 states, 101432 states have (on average 1.0162079028314537) internal successors, (103076), 101432 states have internal predecessors, (103076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:34,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101433 states to 101433 states and 103076 transitions. [2023-12-20 17:43:34,688 INFO L78 Accepts]: Start accepts. Automaton has 101433 states and 103076 transitions. Word has length 2242 [2023-12-20 17:43:34,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:34,690 INFO L495 AbstractCegarLoop]: Abstraction has 101433 states and 103076 transitions. [2023-12-20 17:43:34,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 101433 states and 103076 transitions. [2023-12-20 17:43:34,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2262 [2023-12-20 17:43:34,786 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:34,787 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:34,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-12-20 17:43:34,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-12-20 17:43:34,988 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:34,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:34,988 INFO L85 PathProgramCache]: Analyzing trace with hash 2111357035, now seen corresponding path program 1 times [2023-12-20 17:43:34,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:34,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125832139] [2023-12-20 17:43:34,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:34,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:37,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4363 backedges. 2842 proven. 330 refuted. 0 times theorem prover too weak. 1191 trivial. 0 not checked. [2023-12-20 17:43:37,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:37,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125832139] [2023-12-20 17:43:37,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125832139] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:43:37,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567890407] [2023-12-20 17:43:37,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:37,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:43:37,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:43:37,963 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 17:43:37,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-12-20 17:43:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:38,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 2499 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-20 17:43:38,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:43:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4363 backedges. 2868 proven. 0 refuted. 0 times theorem prover too weak. 1495 trivial. 0 not checked. [2023-12-20 17:43:39,285 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:43:39,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [567890407] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:39,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:43:39,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-12-20 17:43:39,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430124094] [2023-12-20 17:43:39,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:39,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:43:39,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:39,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:43:39,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-12-20 17:43:39,289 INFO L87 Difference]: Start difference. First operand 101433 states and 103076 transitions. Second operand has 4 states, 4 states have (on average 296.0) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:41,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:41,689 INFO L93 Difference]: Finished difference Result 203555 states and 206856 transitions. [2023-12-20 17:43:41,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:43:41,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 296.0) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2261 [2023-12-20 17:43:41,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:41,794 INFO L225 Difference]: With dead ends: 203555 [2023-12-20 17:43:41,794 INFO L226 Difference]: Without dead ends: 102813 [2023-12-20 17:43:41,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2267 GetRequests, 2259 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-12-20 17:43:41,846 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 789 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 2638 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 2877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 2638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:41,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [789 Valid, 65 Invalid, 2877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 2638 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-20 17:43:41,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102813 states. [2023-12-20 17:43:42,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102813 to 101433. [2023-12-20 17:43:42,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101433 states, 101432 states have (on average 1.0161191734363908) internal successors, (103067), 101432 states have internal predecessors, (103067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101433 states to 101433 states and 103067 transitions. [2023-12-20 17:43:43,134 INFO L78 Accepts]: Start accepts. Automaton has 101433 states and 103067 transitions. Word has length 2261 [2023-12-20 17:43:43,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:43,134 INFO L495 AbstractCegarLoop]: Abstraction has 101433 states and 103067 transitions. [2023-12-20 17:43:43,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 296.0) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 101433 states and 103067 transitions. [2023-12-20 17:43:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2341 [2023-12-20 17:43:43,401 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:43,402 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:43,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-12-20 17:43:43,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2023-12-20 17:43:43,609 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:43,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:43,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1679753799, now seen corresponding path program 1 times [2023-12-20 17:43:43,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:43,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492753322] [2023-12-20 17:43:43,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:43,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4886 backedges. 3165 proven. 587 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2023-12-20 17:43:47,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:47,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492753322] [2023-12-20 17:43:47,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492753322] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:43:47,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719817723] [2023-12-20 17:43:47,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:47,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:43:47,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:43:47,960 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 17:43:47,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-12-20 17:43:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:48,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 2602 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-20 17:43:48,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:43:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4886 backedges. 3226 proven. 0 refuted. 0 times theorem prover too weak. 1660 trivial. 0 not checked. [2023-12-20 17:43:48,706 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:43:48,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1719817723] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:43:48,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:43:48,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2023-12-20 17:43:48,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848240470] [2023-12-20 17:43:48,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:43:48,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:43:48,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:43:48,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:43:48,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:43:48,708 INFO L87 Difference]: Start difference. First operand 101433 states and 103067 transitions. Second operand has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:50,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:43:50,387 INFO L93 Difference]: Finished difference Result 202175 states and 205442 transitions. [2023-12-20 17:43:50,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:43:50,397 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2340 [2023-12-20 17:43:50,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:43:50,505 INFO L225 Difference]: With dead ends: 202175 [2023-12-20 17:43:50,505 INFO L226 Difference]: Without dead ends: 101433 [2023-12-20 17:43:50,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2351 GetRequests, 2344 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:43:50,553 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 573 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 968 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-20 17:43:50,553 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 968 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-20 17:43:50,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101433 states. [2023-12-20 17:43:51,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101433 to 100053. [2023-12-20 17:43:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100053 states, 100052 states have (on average 1.0161715907727982) internal successors, (101670), 100052 states have internal predecessors, (101670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100053 states to 100053 states and 101670 transitions. [2023-12-20 17:43:51,837 INFO L78 Accepts]: Start accepts. Automaton has 100053 states and 101670 transitions. Word has length 2340 [2023-12-20 17:43:51,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:43:51,838 INFO L495 AbstractCegarLoop]: Abstraction has 100053 states and 101670 transitions. [2023-12-20 17:43:51,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:43:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 100053 states and 101670 transitions. [2023-12-20 17:43:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2341 [2023-12-20 17:43:51,930 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:43:51,931 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:43:51,938 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-12-20 17:43:52,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:43:52,132 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:43:52,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:43:52,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1353408180, now seen corresponding path program 1 times [2023-12-20 17:43:52,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:43:52,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869127964] [2023-12-20 17:43:52,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:52,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:43:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:56,092 INFO L134 CoverageAnalysis]: Checked inductivity of 5033 backedges. 3528 proven. 930 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2023-12-20 17:43:56,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:43:56,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869127964] [2023-12-20 17:43:56,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869127964] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:43:56,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590540552] [2023-12-20 17:43:56,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:43:56,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:43:56,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:43:56,094 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 17:43:56,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-20 17:43:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:43:56,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 2603 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-20 17:43:56,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:44:06,947 INFO L134 CoverageAnalysis]: Checked inductivity of 5033 backedges. 2012 proven. 0 refuted. 0 times theorem prover too weak. 3021 trivial. 0 not checked. [2023-12-20 17:44:06,948 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:44:06,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590540552] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:44:06,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:44:06,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-12-20 17:44:06,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258053797] [2023-12-20 17:44:06,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:44:06,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:44:06,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:44:06,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:44:06,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:44:06,950 INFO L87 Difference]: Start difference. First operand 100053 states and 101670 transitions. Second operand has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:13,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:44:13,020 INFO L93 Difference]: Finished difference Result 224255 states and 227944 transitions. [2023-12-20 17:44:13,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:44:13,024 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2340 [2023-12-20 17:44:13,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:44:13,160 INFO L225 Difference]: With dead ends: 224255 [2023-12-20 17:44:13,161 INFO L226 Difference]: Without dead ends: 124203 [2023-12-20 17:44:13,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2346 GetRequests, 2339 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2023-12-20 17:44:13,215 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 857 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 3383 mSolverCounterSat, 408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 3791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 408 IncrementalHoareTripleChecker+Valid, 3383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2023-12-20 17:44:13,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [857 Valid, 70 Invalid, 3791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [408 Valid, 3383 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2023-12-20 17:44:13,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124203 states. [2023-12-20 17:44:14,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124203 to 115923. [2023-12-20 17:44:14,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115923 states, 115922 states have (on average 1.0167698969997068) internal successors, (117866), 115922 states have internal predecessors, (117866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:14,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115923 states to 115923 states and 117866 transitions. [2023-12-20 17:44:14,320 INFO L78 Accepts]: Start accepts. Automaton has 115923 states and 117866 transitions. Word has length 2340 [2023-12-20 17:44:14,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:44:14,321 INFO L495 AbstractCegarLoop]: Abstraction has 115923 states and 117866 transitions. [2023-12-20 17:44:14,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 115923 states and 117866 transitions. [2023-12-20 17:44:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2889 [2023-12-20 17:44:14,460 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:44:14,461 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:44:14,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-12-20 17:44:14,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-12-20 17:44:14,662 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:44:14,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:44:14,662 INFO L85 PathProgramCache]: Analyzing trace with hash 2027276602, now seen corresponding path program 1 times [2023-12-20 17:44:14,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:44:14,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323448165] [2023-12-20 17:44:14,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:44:14,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:44:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:44:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8661 backedges. 5239 proven. 246 refuted. 0 times theorem prover too weak. 3176 trivial. 0 not checked. [2023-12-20 17:44:18,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:44:18,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323448165] [2023-12-20 17:44:18,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323448165] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:44:18,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459870731] [2023-12-20 17:44:18,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:44:18,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:44:18,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:44:18,435 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 17:44:18,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-12-20 17:44:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:44:18,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 3251 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-20 17:44:18,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:44:19,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8661 backedges. 5280 proven. 0 refuted. 0 times theorem prover too weak. 3381 trivial. 0 not checked. [2023-12-20 17:44:19,125 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:44:19,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459870731] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:44:19,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:44:19,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-12-20 17:44:19,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535514250] [2023-12-20 17:44:19,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:44:19,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:44:19,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:44:19,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:44:19,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:44:19,128 INFO L87 Difference]: Start difference. First operand 115923 states and 117866 transitions. Second operand has 3 states, 3 states have (on average 378.6666666666667) internal successors, (1136), 3 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:20,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:44:20,817 INFO L93 Difference]: Finished difference Result 231155 states and 235040 transitions. [2023-12-20 17:44:20,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:44:20,817 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 378.6666666666667) internal successors, (1136), 3 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2888 [2023-12-20 17:44:20,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:44:20,932 INFO L225 Difference]: With dead ends: 231155 [2023-12-20 17:44:20,932 INFO L226 Difference]: Without dead ends: 115923 [2023-12-20 17:44:20,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2891 GetRequests, 2888 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-20 17:44:20,980 INFO L413 NwaCegarLoop]: 937 mSDtfsCounter, 625 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1683 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-20 17:44:20,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 943 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1683 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-20 17:44:21,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115923 states. [2023-12-20 17:44:21,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115923 to 115233. [2023-12-20 17:44:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115233 states, 115232 states have (on average 1.0166273257428493) internal successors, (117148), 115232 states have internal predecessors, (117148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:22,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115233 states to 115233 states and 117148 transitions. [2023-12-20 17:44:22,366 INFO L78 Accepts]: Start accepts. Automaton has 115233 states and 117148 transitions. Word has length 2888 [2023-12-20 17:44:22,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:44:22,367 INFO L495 AbstractCegarLoop]: Abstraction has 115233 states and 117148 transitions. [2023-12-20 17:44:22,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 378.6666666666667) internal successors, (1136), 3 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:22,367 INFO L276 IsEmpty]: Start isEmpty. Operand 115233 states and 117148 transitions. [2023-12-20 17:44:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2898 [2023-12-20 17:44:22,507 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:44:22,508 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:44:22,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-12-20 17:44:22,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:44:22,709 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:44:22,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:44:22,710 INFO L85 PathProgramCache]: Analyzing trace with hash -104086923, now seen corresponding path program 1 times [2023-12-20 17:44:22,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:44:22,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638909777] [2023-12-20 17:44:22,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:44:22,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:44:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:44:24,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8369 backedges. 4256 proven. 0 refuted. 0 times theorem prover too weak. 4113 trivial. 0 not checked. [2023-12-20 17:44:24,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:44:24,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638909777] [2023-12-20 17:44:24,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638909777] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:44:24,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:44:24,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:44:24,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715617201] [2023-12-20 17:44:24,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:44:24,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:44:24,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:44:24,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:44:24,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:44:24,859 INFO L87 Difference]: Start difference. First operand 115233 states and 117148 transitions. Second operand has 3 states, 3 states have (on average 385.3333333333333) internal successors, (1156), 3 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:26,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:44:26,719 INFO L93 Difference]: Finished difference Result 231155 states and 235000 transitions. [2023-12-20 17:44:26,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:44:26,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 385.3333333333333) internal successors, (1156), 3 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2897 [2023-12-20 17:44:26,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:44:26,837 INFO L225 Difference]: With dead ends: 231155 [2023-12-20 17:44:26,837 INFO L226 Difference]: Without dead ends: 116613 [2023-12-20 17:44:26,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:44:26,889 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 616 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:44:26,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [616 Valid, 199 Invalid, 1909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:44:26,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116613 states. [2023-12-20 17:44:27,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116613 to 115923. [2023-12-20 17:44:27,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115923 states, 115922 states have (on average 1.0155966943289454) internal successors, (117730), 115922 states have internal predecessors, (117730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:28,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115923 states to 115923 states and 117730 transitions. [2023-12-20 17:44:28,275 INFO L78 Accepts]: Start accepts. Automaton has 115923 states and 117730 transitions. Word has length 2897 [2023-12-20 17:44:28,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:44:28,276 INFO L495 AbstractCegarLoop]: Abstraction has 115923 states and 117730 transitions. [2023-12-20 17:44:28,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 385.3333333333333) internal successors, (1156), 3 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:28,276 INFO L276 IsEmpty]: Start isEmpty. Operand 115923 states and 117730 transitions. [2023-12-20 17:44:28,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3058 [2023-12-20 17:44:28,416 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:44:28,416 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:44:28,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-12-20 17:44:28,417 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:44:28,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:44:28,417 INFO L85 PathProgramCache]: Analyzing trace with hash 294418670, now seen corresponding path program 1 times [2023-12-20 17:44:28,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:44:28,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781217584] [2023-12-20 17:44:28,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:44:28,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:44:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:44:35,445 INFO L134 CoverageAnalysis]: Checked inductivity of 9786 backedges. 8038 proven. 565 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2023-12-20 17:44:35,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:44:35,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781217584] [2023-12-20 17:44:35,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781217584] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:44:35,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142696616] [2023-12-20 17:44:35,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:44:35,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:44:35,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:44:35,446 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 17:44:35,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-12-20 17:44:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:44:36,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 3418 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-20 17:44:36,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:44:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 9786 backedges. 7132 proven. 169 refuted. 0 times theorem prover too weak. 2485 trivial. 0 not checked. [2023-12-20 17:44:36,697 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-20 17:44:37,501 INFO L134 CoverageAnalysis]: Checked inductivity of 9786 backedges. 6821 proven. 65 refuted. 0 times theorem prover too weak. 2900 trivial. 0 not checked. [2023-12-20 17:44:37,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142696616] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-20 17:44:37,502 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-20 17:44:37,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 4] total 13 [2023-12-20 17:44:37,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246066136] [2023-12-20 17:44:37,503 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-20 17:44:37,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-20 17:44:37,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:44:37,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-20 17:44:37,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2023-12-20 17:44:37,508 INFO L87 Difference]: Start difference. First operand 115923 states and 117730 transitions. Second operand has 13 states, 13 states have (on average 261.6923076923077) internal successors, (3402), 13 states have internal predecessors, (3402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:56,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:44:56,959 INFO L93 Difference]: Finished difference Result 267033 states and 271245 transitions. [2023-12-20 17:44:56,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-20 17:44:56,960 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 261.6923076923077) internal successors, (3402), 13 states have internal predecessors, (3402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3057 [2023-12-20 17:44:56,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:44:56,960 INFO L225 Difference]: With dead ends: 267033 [2023-12-20 17:44:56,960 INFO L226 Difference]: Without dead ends: 0 [2023-12-20 17:44:57,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6154 GetRequests, 6126 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=301, Invalid=569, Unknown=0, NotChecked=0, Total=870 [2023-12-20 17:44:57,028 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 16683 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 34674 mSolverCounterSat, 1907 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16683 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 36581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1907 IncrementalHoareTripleChecker+Valid, 34674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2023-12-20 17:44:57,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16683 Valid, 229 Invalid, 36581 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1907 Valid, 34674 Invalid, 0 Unknown, 0 Unchecked, 17.8s Time] [2023-12-20 17:44:57,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-20 17:44:57,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-20 17:44:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:57,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-20 17:44:57,029 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3057 [2023-12-20 17:44:57,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:44:57,029 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-20 17:44:57,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 261.6923076923077) internal successors, (3402), 13 states have internal predecessors, (3402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:44:57,030 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-20 17:44:57,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-20 17:44:57,032 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 17:44:57,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-12-20 17:44:57,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:44:57,242 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-20 17:45:04,929 WARN L293 SmtUtils]: Spent 7.68s on a formula simplification. DAG size of input: 545 DAG size of output: 543 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L4065(lines 4065 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L3801(lines 3801 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L4198(lines 4198 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L2084(lines 2084 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L1820(lines 1820 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,392 INFO L899 garLoopResultBuilder]: For program point L3670(lines 3670 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L2613(lines 2613 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L2217(lines 2217 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L1161(lines 1161 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L3143(lines 3143 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L3011(lines 3011 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L2879(lines 2879 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L765(lines 765 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L1294(lines 1294 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L1955(lines 1955 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L3937(lines 3937 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L1691(lines 1691 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L502(lines 502 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L2484(lines 2484 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L1560(lines 1560 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L3410(lines 3410 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L3014(lines 3014 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,393 INFO L899 garLoopResultBuilder]: For program point L4071(lines 4071 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L900(lines 900 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L2750(lines 2750 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L3807(lines 3807 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L2354(lines 2354 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L2090(lines 2090 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L2223(lines 2223 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L4205(lines 4205 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L1827(lines 1827 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L2620(lines 2620 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L3677(lines 3677 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L3545(lines 3545 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L1167(lines 1167 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L3149(lines 3149 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,394 INFO L899 garLoopResultBuilder]: For program point L2886(lines 2886 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L3943(lines 3943 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L2490(lines 2490 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L4076(lines 4076 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L1962(lines 1962 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L2359(lines 2359 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L906(lines 906 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L1567(lines 1567 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L1435(lines 1435 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L3417(lines 3417 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L3285(lines 3285 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L3021(lines 3021 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L3814(lines 3814 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L2757(lines 2757 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L4211(lines 4211 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L2097(lines 2097 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,395 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L776(lines 776 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L3551(lines 3551 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L2230(lines 2230 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L1173(lines 1173 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L3155(lines 3155 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L3684(lines 3684 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L513(lines 513 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L4081(lines 4081 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L2892(lines 2892 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L3949(lines 3949 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L1043(lines 1043 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L2497(lines 2497 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L1969(lines 1969 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,396 INFO L899 garLoopResultBuilder]: For program point L2366(lines 2366 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L1442(lines 1442 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L3292(lines 3292 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L3028(lines 3028 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L2764(lines 2764 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L3821(lines 3821 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L3557(lines 3557 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L2236(lines 2236 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L4218(lines 4218 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L1179(lines 1179 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L2104(lines 2104 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L4086(lines 4086 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L1840(lines 1840 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L783(lines 783 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L255(lines 255 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L3162(lines 3162 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,397 INFO L899 garLoopResultBuilder]: For program point L2634(lines 2634 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L1049(lines 1049 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L3956(lines 3956 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L2899(lines 2899 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L653(lines 653 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L2503(lines 2503 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L1314(lines 1314 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L1579(lines 1579 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L3429(lines 3429 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L1976(lines 1976 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L3033(lines 3033 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L2373(lines 2373 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L3298(lines 3298 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L1845(lines 1845 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L3563(lines 3563 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,398 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L3167(lines 3167 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L3828(lines 3828 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L1186(lines 1186 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L2243(lines 2243 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L2111(lines 2111 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L4093(lines 4093 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L2640(lines 2640 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L2508(lines 2508 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L1055(lines 1055 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L2905(lines 2905 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L659(lines 659 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L3698(lines 3698 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L1981(lines 1981 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point L3963(lines 3963 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,399 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L3435(lines 3435 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L1321(lines 1321 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L1586(lines 1586 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L3304(lines 3304 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L3040(lines 3040 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L1851(lines 1851 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L2380(lines 2380 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L3834(lines 3834 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L3570(lines 3570 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L2249(lines 2249 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L3174(lines 3174 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L2646(lines 2646 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,400 INFO L899 garLoopResultBuilder]: For program point L2514(lines 2514 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L1193(lines 1193 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L2118(lines 2118 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L4232(lines 4232 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L1061(lines 1061 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L4100(lines 4100 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L2911(lines 2911 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L1722(lines 1722 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L666(lines 666 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L3705(lines 3705 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L1988(lines 1988 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L3970(lines 3970 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L3442(lines 3442 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L1857(lines 1857 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L800(lines 800 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,401 INFO L899 garLoopResultBuilder]: For program point L2782(lines 2782 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L2386(lines 2386 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L3311(lines 3311 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L3047(lines 3047 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L3840(lines 3840 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L1462(lines 1462 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L2255(lines 2255 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L2520(lines 2520 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L3577(lines 3577 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L2124(lines 2124 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L3181(lines 3181 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L4106(lines 4106 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L1728(lines 1728 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L2653(lines 2653 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L4239(lines 4239 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L1068(lines 1068 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,402 INFO L899 garLoopResultBuilder]: For program point L2918(lines 2918 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L1333(lines 1333 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L3976(lines 3976 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L3712(lines 3712 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L1598(lines 1598 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L3052(lines 3052 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L1995(lines 1995 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L938(lines 938 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L3845(lines 3845 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L2392(lines 2392 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L1864(lines 1864 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L807(lines 807 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L2789(lines 2789 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L3318(lines 3318 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L2261(lines 2261 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,403 INFO L899 garLoopResultBuilder]: For program point L3583(lines 3583 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L1469(lines 1469 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L280(lines 280 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L3187(lines 3187 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L2659(lines 2659 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L2131(lines 2131 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L4113(lines 4113 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1650 3061) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L1735(lines 1735 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L4246(lines 4246 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L1075(lines 1075 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L2000(lines 2000 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L3454(lines 3454 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L1340(lines 1340 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L2397(lines 2397 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L3983(lines 3983 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,404 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L3719(lines 3719 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L1870(lines 1870 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L3852(lines 3852 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L2796(lines 2796 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L2532(lines 2532 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L3589(lines 3589 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L1475(lines 1475 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L2268(lines 2268 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L3325(lines 3325 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L3193(lines 3193 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L1740(lines 1740 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L2665(lines 2665 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L4119(lines 4119 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,405 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,406 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,406 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,406 INFO L899 garLoopResultBuilder]: For program point L2138(lines 2138 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,406 INFO L899 garLoopResultBuilder]: For program point L2006(lines 2006 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L2931(lines 2931 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L1346(lines 1346 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L2403(lines 2403 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L4253(lines 4253 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L1082(lines 1082 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L3989(lines 3989 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L686(lines 686 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L3461(lines 3461 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,407 INFO L899 garLoopResultBuilder]: For program point L951(lines 951 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L1876(lines 1876 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L3858(lines 3858 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L3726(lines 3726 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L3594(lines 3594 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L3066(lines 3066 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L2802(lines 2802 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L2538(lines 2538 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L2274(lines 2274 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L3199(lines 3199 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L2671(lines 2671 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L3332(lines 3332 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L1747(lines 1747 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L4126(lines 4126 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,408 INFO L899 garLoopResultBuilder]: For program point L2937(lines 2937 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L2409(lines 2409 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L1220(lines 1220 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L1088(lines 1088 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L2145(lines 2145 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L2013(lines 2013 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L3995(lines 3995 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L1353(lines 1353 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L3864(lines 3864 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L693(lines 693 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L3468(lines 3468 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L1883(lines 1883 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L2808(lines 2808 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L3733(lines 3733 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L2544(lines 2544 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L3601(lines 3601 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,409 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L3073(lines 3073 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L2677(lines 2677 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L1356(lines 1356 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L4263(lines 4263 4279) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L2281(lines 2281 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L3206(lines 3206 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L2942(lines 2942 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L828(lines 828 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L1489(lines 1489 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L3339(lines 3339 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L4132(lines 4132 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 38) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L36-2(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L1754(lines 1754 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L1094(lines 1094 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L2151(lines 2151 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L4001(lines 4001 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,410 INFO L899 garLoopResultBuilder]: For program point L2416(lines 2416 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L1227(lines 1227 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L2020(lines 2020 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L699(lines 699 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L3474(lines 3474 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L1889(lines 1889 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L2550(lines 2550 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L3607(lines 3607 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L2815(lines 2815 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L3740(lines 3740 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L1362(lines 1362 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,411 INFO L899 garLoopResultBuilder]: For program point L2287(lines 2287 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L895 garLoopResultBuilder]: At program point L4269-2(lines 4269 4278) the Hoare annotation is: (let ((.cse22 (= ~a15~0 4))) (let ((.cse0 (<= ~a24~0 1)) (.cse16 (<= ~a3~0 295631)) (.cse26 (<= 116 ~a3~0)) (.cse3 (<= ~a3~0 589108)) (.cse27 (<= (+ ~a3~0 18) 0)) (.cse23 (<= ~a3~0 115)) (.cse11 (not .cse22)) (.cse1 (not (= ~a24~0 0))) (.cse21 (<= ~a24~0 2)) (.cse19 (<= ~a3~0 306)) (.cse28 (<= 12 ~a18~0)) (.cse12 (= ~a18~0 9)) (.cse25 (exists ((v_~a3~0_1990 Int)) (and (<= v_~a3~0_1990 115) (<= ~a3~0 (+ 540399 (div (* 9 v_~a3~0_1990) 50)))))) (.cse24 (= ~a18~0 11)) (.cse13 (<= ~a15~0 5)) (.cse15 (<= 307 ~a3~0)) (.cse4 (<= 11 ~a18~0)) (.cse18 (<= ~a3~0 417)) (.cse9 (<= ~a24~0 0)) (.cse5 (<= 6 ~a15~0)) (.cse7 (<= ~a3~0 599999)) (.cse20 (<= ~a3~0 415)) (.cse8 (= ~a18~0 10)) (.cse17 (<= 4 ~a24~0)) (.cse14 (<= ~a18~0 8)) (.cse10 (<= ~a15~0 4)) (.cse6 (= ~a24~0 3)) (.cse2 (<= ~a3~0 53814))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse1) (and .cse5 .cse6 .cse7 .cse8) (and .cse9 (exists ((v_~a3~0_1990 Int)) (and (<= v_~a3~0_1990 115) (<= (+ 59854 ~a3~0) (div (* 9 v_~a3~0_1990) 50)))) .cse10) (and .cse9 .cse7 .cse11 .cse12 .cse13) (and .cse6 .cse14 .cse15 .cse16 .cse13) (and .cse7 .cse11 .cse8 .cse17 .cse13) (and .cse15 .cse10 .cse3 .cse12 .cse17) (and .cse6 .cse14 .cse15 .cse18) (and .cse9 .cse5 .cse14 (<= (div (+ ~a3~0 (- 600092)) 5) 417)) (and .cse9 .cse19 .cse4) (and .cse20 .cse14 .cse15 .cse17 .cse13) (and .cse21 .cse10 .cse1) (and (or (and .cse22 .cse4) (and .cse22 .cse8)) (<= (+ 186884 ~a3~0) 0)) (and .cse21 .cse23 .cse13 .cse1) (and .cse5 .cse6 .cse24 .cse25) (and .cse9 .cse15 .cse10) (and .cse6 .cse19 .cse10 .cse26) (and .cse5 .cse6 .cse19) (and .cse6 .cse15 .cse16 .cse8) (and .cse6 .cse19 .cse14 .cse26) (and .cse27 .cse17 .cse13 .cse28) (and .cse6 .cse15 .cse11 .cse3 .cse4 .cse13) (and .cse5 .cse21 .cse15 .cse3) (and .cse21 .cse27 .cse1) (and .cse6 .cse14 .cse7 .cse15 .cse10) (and .cse21 .cse8 .cse13 .cse25) (and .cse6 .cse22 .cse12 (<= ~a3~0 99)) (and .cse21 .cse19 .cse14) (and .cse6 .cse23 .cse11 .cse4) (and .cse9 .cse7 .cse15 .cse12) (and .cse21 .cse12 .cse1 .cse25) (and .cse9 .cse5 .cse7 .cse4) (and .cse5 .cse21 .cse7 .cse12 .cse1) (and .cse7 .cse10 .cse24 .cse17) (and .cse21 .cse15 .cse4 .cse1 .cse25) (and .cse5 .cse21 .cse19 .cse4) (and .cse20 .cse15 (<= ~a24~0 3) .cse4 .cse13) (and .cse19 .cse10 .cse17 .cse28) (and .cse5 .cse6 .cse12 .cse25) (and .cse20 .cse24 .cse13) (and .cse15 .cse10 .cse4 .cse18) (and .cse9 .cse5 .cse7 .cse8) (and .cse20 .cse10 .cse8 .cse17) (and .cse14 .cse10 (not .cse6) .cse2)))) [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L3080(lines 3080 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L2684(lines 2684 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L3213(lines 3213 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L2949(lines 2949 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L1760(lines 1760 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L1496(lines 1496 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L3346(lines 3346 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L1100(lines 1100 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L4139(lines 4139 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,412 INFO L899 garLoopResultBuilder]: For program point L2158(lines 2158 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L4008(lines 4008 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L1894(lines 1894 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L3612(lines 3612 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L2423(lines 2423 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L970(lines 970 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L3877(lines 3877 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L2556(lines 2556 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L3481(lines 3481 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L4274(line 4274) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L2821(lines 2821 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L3086(lines 3086 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L3747(lines 3747 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L2294(lines 2294 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,413 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L1766(lines 1766 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L2691(lines 2691 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L3352(lines 3352 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L3220(lines 3220 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L4146(lines 4146 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L2032(lines 2032 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L711(lines 711 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L3618(lines 3618 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L2165(lines 2165 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L4015(lines 4015 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,414 INFO L899 garLoopResultBuilder]: For program point L1901(lines 1901 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L3883(lines 3883 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L2430(lines 2430 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L3487(lines 3487 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L2827(lines 2827 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L2563(lines 2563 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L3092(lines 3092 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L3753(lines 3753 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L2300(lines 2300 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L1772(lines 1772 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L1640(lines 1640 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L2697(lines 2697 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L2962(lines 2962 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L3359(lines 3359 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L3227(lines 3227 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,415 INFO L899 garLoopResultBuilder]: For program point L4020(lines 4020 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L3624(lines 3624 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L1510(lines 1510 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L1114(lines 1114 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L2171(lines 2171 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L4153(lines 4153 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L2039(lines 2039 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L2568(lines 2568 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L2436(lines 2436 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L1908(lines 1908 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L3890(lines 3890 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L3494(lines 3494 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L2834(lines 2834 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L1777(lines 1777 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,416 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L3099(lines 3099 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L3760(lines 3760 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L2703(lines 2703 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L1382(lines 1382 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L2307(lines 2307 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L3232(lines 3232 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L2968(lines 2968 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L854(lines 854 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L3365(lines 3365 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L4026(lines 4026 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L723(lines 723 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L4159(lines 4159 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L3631(lines 3631 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L1517(lines 1517 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L2178(lines 2178 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L1121(lines 1121 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,417 INFO L899 garLoopResultBuilder]: For program point L2046(lines 2046 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L3896(lines 3896 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L1782(lines 1782 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L593(lines 593 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L2575(lines 2575 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L2443(lines 2443 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L1254(lines 1254 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L990(lines 990 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L1915(lines 1915 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L3501(lines 3501 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L2841(lines 2841 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L3106(lines 3106 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L860(lines 860 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L2710(lines 2710 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L3767(lines 3767 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L1653(lines 1653 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L1389(lines 1389 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,418 INFO L899 garLoopResultBuilder]: For program point L2314(lines 2314 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L3239(lines 3239 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L4032(lines 4032 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L2975(lines 2975 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L1522(lines 1522 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L3372(lines 3372 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L2052(lines 2052 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L1788(lines 1788 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L2581(lines 2581 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L1128(lines 1128 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L2185(lines 2185 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L3903(lines 3903 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L2450(lines 2450 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,419 INFO L899 garLoopResultBuilder]: For program point L997(lines 997 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L1922(lines 1922 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L2847(lines 2847 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L1658(lines 1658 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L3508(lines 3508 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L3245(lines 3245 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L3113(lines 3113 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L4038(lines 4038 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L3774(lines 3774 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L2717(lines 2717 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L1528(lines 1528 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L3378(lines 3378 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L2321(lines 2321 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L2982(lines 2982 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L3643(lines 3643 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,420 INFO L899 garLoopResultBuilder]: For program point L4172(lines 4172 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L2058(lines 2058 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L1794(lines 1794 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L1134(lines 1134 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L2191(lines 2191 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L3909(lines 3909 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L2588(lines 2588 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L2456(lines 2456 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L2853(lines 2853 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L3514(lines 3514 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L3118(lines 3118 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L1929(lines 1929 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L1665(lines 1665 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L1533(lines 1533 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,421 INFO L899 garLoopResultBuilder]: For program point L2987(lines 2987 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L2723(lines 2723 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L3252(lines 3252 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L4045(lines 4045 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L3781(lines 3781 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point calculate_output3_returnLabel#1(lines 3063 4261) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L3385(lines 3385 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L2064(lines 2064 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L611(lines 611 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L3650(lines 3650 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L2197(lines 2197 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L4179(lines 4179 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L1801(lines 1801 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L2594(lines 2594 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L1273(lines 1273 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L216-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,422 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L3123(lines 3123 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L3916(lines 3916 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L3520(lines 3520 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L2463(lines 2463 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L2860(lines 2860 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L1539(lines 1539 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L1936(lines 1936 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L2993(lines 2993 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L1672(lines 1672 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L2729(lines 2729 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L483(lines 483 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L4051(lines 4051 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L880(lines 880 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L1409(lines 1409 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L2334(lines 2334 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L3259(lines 3259 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,423 INFO L899 garLoopResultBuilder]: For program point L1806(lines 1806 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L749(lines 749 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L3788(lines 3788 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L3656(lines 3656 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L3392(lines 3392 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L2203(lines 2203 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L2071(lines 2071 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L2600(lines 2600 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L1280(lines 1280 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L1148(lines 1148 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L3130(lines 3130 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L2998(lines 2998 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L2866(lines 2866 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L3923(lines 3923 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L2470(lines 2470 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L3527(lines 3527 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,424 INFO L899 garLoopResultBuilder]: For program point L1942(lines 1942 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L1546(lines 1546 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L2736(lines 2736 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L490(lines 490 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L1415(lines 1415 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L3265(lines 3265 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L4058(lines 4058 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L887(lines 887 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L3794(lines 3794 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L3398(lines 3398 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L2341(lines 2341 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L2077(lines 2077 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L1813(lines 1813 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L3663(lines 3663 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L2210(lines 2210 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,425 INFO L899 garLoopResultBuilder]: For program point L4192(lines 4192 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L2607(lines 2607 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L3136(lines 3136 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L3004(lines 3004 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L2872(lines 2872 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L3533(lines 3533 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L1948(lines 1948 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L3930(lines 3930 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L759(lines 759 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L2477(lines 2477 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 35 1648) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L1553(lines 1553 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L893(lines 893 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L1686(lines 1686 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L2743(lines 2743 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L629(lines 629 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,426 INFO L899 garLoopResultBuilder]: For program point L1422(lines 1422 1646) no Hoare annotation was computed. [2023-12-20 17:45:08,427 INFO L899 garLoopResultBuilder]: For program point L3404(lines 3404 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,427 INFO L899 garLoopResultBuilder]: For program point L2347(lines 2347 3059) no Hoare annotation was computed. [2023-12-20 17:45:08,427 INFO L899 garLoopResultBuilder]: For program point L3272(lines 3272 4259) no Hoare annotation was computed. [2023-12-20 17:45:08,429 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:45:08,430 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 17:45:08,452 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && 59854 + ~a3~0 <= 9 * v_~a3~0_1990 / 50) could not be translated [2023-12-20 17:45:08,457 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-12-20 17:45:08,459 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-12-20 17:45:08,464 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-12-20 17:45:08,464 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-12-20 17:45:08,464 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-12-20 17:45:08,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 05:45:08 BoogieIcfgContainer [2023-12-20 17:45:08,465 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 17:45:08,465 INFO L158 Benchmark]: Toolchain (without parser) took 203825.24ms. Allocated memory was 300.9MB in the beginning and 5.7GB in the end (delta: 5.4GB). Free memory was 239.5MB in the beginning and 3.7GB in the end (delta: -3.4GB). Peak memory consumption was 4.1GB. Max. memory is 8.0GB. [2023-12-20 17:45:08,466 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 230.7MB. Free memory is still 181.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 17:45:08,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 941.49ms. Allocated memory is still 300.9MB. Free memory was 239.2MB in the beginning and 175.7MB in the end (delta: 63.5MB). Peak memory consumption was 64.1MB. Max. memory is 8.0GB. [2023-12-20 17:45:08,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.45ms. Allocated memory is still 300.9MB. Free memory was 175.7MB in the beginning and 131.7MB in the end (delta: 44.0MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. [2023-12-20 17:45:08,466 INFO L158 Benchmark]: Boogie Preprocessor took 326.03ms. Allocated memory is still 300.9MB. Free memory was 131.7MB in the beginning and 223.1MB in the end (delta: -91.5MB). Peak memory consumption was 56.9MB. Max. memory is 8.0GB. [2023-12-20 17:45:08,466 INFO L158 Benchmark]: RCFGBuilder took 2360.63ms. Allocated memory was 300.9MB in the beginning and 509.6MB in the end (delta: 208.7MB). Free memory was 223.1MB in the beginning and 362.6MB in the end (delta: -139.5MB). Peak memory consumption was 181.4MB. Max. memory is 8.0GB. [2023-12-20 17:45:08,466 INFO L158 Benchmark]: TraceAbstraction took 200032.71ms. Allocated memory was 509.6MB in the beginning and 5.7GB in the end (delta: 5.2GB). Free memory was 362.1MB in the beginning and 3.7GB in the end (delta: -3.3GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2023-12-20 17:45:08,467 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 230.7MB. Free memory is still 181.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 941.49ms. Allocated memory is still 300.9MB. Free memory was 239.2MB in the beginning and 175.7MB in the end (delta: 63.5MB). Peak memory consumption was 64.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 158.45ms. Allocated memory is still 300.9MB. Free memory was 175.7MB in the beginning and 131.7MB in the end (delta: 44.0MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 326.03ms. Allocated memory is still 300.9MB. Free memory was 131.7MB in the beginning and 223.1MB in the end (delta: -91.5MB). Peak memory consumption was 56.9MB. Max. memory is 8.0GB. * RCFGBuilder took 2360.63ms. Allocated memory was 300.9MB in the beginning and 509.6MB in the end (delta: 208.7MB). Free memory was 223.1MB in the beginning and 362.6MB in the end (delta: -139.5MB). Peak memory consumption was 181.4MB. Max. memory is 8.0GB. * TraceAbstraction took 200032.71ms. Allocated memory was 509.6MB in the beginning and 5.7GB in the end (delta: 5.2GB). Free memory was 362.1MB in the beginning and 3.7GB in the end (delta: -3.3GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && 59854 + ~a3~0 <= 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 133]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 695 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 200.0s, OverallIterations: 32, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.0s, AutomataDifference: 84.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34918 SdHoareTripleChecker+Valid, 72.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34918 mSDsluCounter, 19347 SdHoareTripleChecker+Invalid, 59.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 403 mSDsCounter, 11787 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 98364 IncrementalHoareTripleChecker+Invalid, 110151 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11787 mSolverCounterUnsat, 18944 mSDtfsCounter, 98364 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34831 GetRequests, 34690 SyntacticMatches, 0 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115923occurred in iteration=29, InterpolantAutomatonStates: 124, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 16.8s AutomataMinimizationTime, 32 MinimizatonAttempts, 44160 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 234 NumberOfFragments, 687 HoareAnnotationTreeSize, 1 FormulaSimplifications, 23264 FormulaSimplificationTreeSizeReduction, 7.7s HoareSimplificationTime, 1 FormulaSimplificationsInter, 8188 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.9s SsaConstructionTime, 5.8s SatisfiabilityAnalysisTime, 70.0s InterpolantComputationTime, 81657 NumberOfCodeBlocks, 81657 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 84664 ConstructedInterpolants, 581 QuantifiedInterpolants, 241290 SizeOfPredicates, 3 NumberOfNonLiveVariables, 35626 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 50 InterpolantComputations, 31 PerfectInterpolantSequences, 159963/166990 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4269]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((a24 <= 1) && !((a24 == 0))) && (a3 <= 53814)) || ((((a24 <= 1) && (a3 <= 589108)) && (11 <= a18)) && !((a24 == 0)))) || ((((6 <= a15) && (a24 == 3)) && (a3 <= 599999)) && (a18 == 10))) || ((a24 <= 0) && (a15 <= 4))) || (((((a24 <= 0) && (a3 <= 599999)) && !((a15 == 4))) && (a18 == 9)) && (a15 <= 5))) || (((((a24 == 3) && (a18 <= 8)) && (307 <= a3)) && (a3 <= 295631)) && (a15 <= 5))) || (((((a3 <= 599999) && !((a15 == 4))) && (a18 == 10)) && (4 <= a24)) && (a15 <= 5))) || (((((307 <= a3) && (a15 <= 4)) && (a3 <= 589108)) && (a18 == 9)) && (4 <= a24))) || ((((a24 == 3) && (a18 <= 8)) && (307 <= a3)) && (a3 <= 417))) || ((((a24 <= 0) && (6 <= a15)) && (a18 <= 8)) && (((a3 + -600092) / 5) <= 417))) || (((a24 <= 0) && (a3 <= 306)) && (11 <= a18))) || (((((a3 <= 415) && (a18 <= 8)) && (307 <= a3)) && (4 <= a24)) && (a15 <= 5))) || (((a24 <= 2) && (a15 <= 4)) && !((a24 == 0)))) || ((((a15 == 4) && (11 <= a18)) || ((a15 == 4) && (a18 == 10))) && ((186884 + a3) <= 0))) || ((((a24 <= 2) && (a3 <= 115)) && (a15 <= 5)) && !((a24 == 0)))) || (((6 <= a15) && (a24 == 3)) && (a18 == 11))) || (((a24 <= 0) && (307 <= a3)) && (a15 <= 4))) || ((((a24 == 3) && (a3 <= 306)) && (a15 <= 4)) && (116 <= a3))) || (((6 <= a15) && (a24 == 3)) && (a3 <= 306))) || ((((a24 == 3) && (307 <= a3)) && (a3 <= 295631)) && (a18 == 10))) || ((((a24 == 3) && (a3 <= 306)) && (a18 <= 8)) && (116 <= a3))) || (((((a3 + 18) <= 0) && (4 <= a24)) && (a15 <= 5)) && (12 <= a18))) || ((((((a24 == 3) && (307 <= a3)) && !((a15 == 4))) && (a3 <= 589108)) && (11 <= a18)) && (a15 <= 5))) || ((((6 <= a15) && (a24 <= 2)) && (307 <= a3)) && (a3 <= 589108))) || (((a24 <= 2) && ((a3 + 18) <= 0)) && !((a24 == 0)))) || (((((a24 == 3) && (a18 <= 8)) && (a3 <= 599999)) && (307 <= a3)) && (a15 <= 4))) || (((a24 <= 2) && (a18 == 10)) && (a15 <= 5))) || ((((a24 == 3) && (a15 == 4)) && (a18 == 9)) && (a3 <= 99))) || (((a24 <= 2) && (a3 <= 306)) && (a18 <= 8))) || ((((a24 == 3) && (a3 <= 115)) && !((a15 == 4))) && (11 <= a18))) || ((((a24 <= 0) && (a3 <= 599999)) && (307 <= a3)) && (a18 == 9))) || (((a24 <= 2) && (a18 == 9)) && !((a24 == 0)))) || ((((a24 <= 0) && (6 <= a15)) && (a3 <= 599999)) && (11 <= a18))) || (((((6 <= a15) && (a24 <= 2)) && (a3 <= 599999)) && (a18 == 9)) && !((a24 == 0)))) || ((((a3 <= 599999) && (a15 <= 4)) && (a18 == 11)) && (4 <= a24))) || ((((a24 <= 2) && (307 <= a3)) && (11 <= a18)) && !((a24 == 0)))) || ((((6 <= a15) && (a24 <= 2)) && (a3 <= 306)) && (11 <= a18))) || (((((a3 <= 415) && (307 <= a3)) && (a24 <= 3)) && (11 <= a18)) && (a15 <= 5))) || ((((a3 <= 306) && (a15 <= 4)) && (4 <= a24)) && (12 <= a18))) || (((6 <= a15) && (a24 == 3)) && (a18 == 9))) || (((a3 <= 415) && (a18 == 11)) && (a15 <= 5))) || ((((307 <= a3) && (a15 <= 4)) && (11 <= a18)) && (a3 <= 417))) || ((((a24 <= 0) && (6 <= a15)) && (a3 <= 599999)) && (a18 == 10))) || ((((a3 <= 415) && (a15 <= 4)) && (a18 == 10)) && (4 <= a24))) || ((((a18 <= 8) && (a15 <= 4)) && !((a24 == 3))) && (a3 <= 53814))) RESULT: Ultimate proved your program to be correct! [2023-12-20 17:45:08,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...