/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-64bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-25 23:03:52,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-25 23:03:52,192 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-12-25 23:03:52,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-25 23:03:52,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-25 23:03:52,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-25 23:03:52,216 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-25 23:03:52,217 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-25 23:03:52,217 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-25 23:03:52,220 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-25 23:03:52,220 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-25 23:03:52,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-25 23:03:52,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-25 23:03:52,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-25 23:03:52,222 INFO L153 SettingsManager]: * Use SBE=true [2023-12-25 23:03:52,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-25 23:03:52,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-25 23:03:52,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-25 23:03:52,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-25 23:03:52,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-25 23:03:52,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-25 23:03:52,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-25 23:03:52,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-25 23:03:52,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-25 23:03:52,223 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-25 23:03:52,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-25 23:03:52,224 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-25 23:03:52,224 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-25 23:03:52,224 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-25 23:03:52,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 23:03:52,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-25 23:03:52,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-25 23:03:52,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-25 23:03:52,225 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-25 23:03:52,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-25 23:03:52,225 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-25 23:03:52,225 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-25 23:03:52,226 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-25 23:03:52,226 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-25 23:03:52,226 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-25 23:03:52,226 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-25 23:03:52,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-25 23:03:52,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-25 23:03:52,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-25 23:03:52,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-25 23:03:52,414 INFO L274 PluginConnector]: CDTParser initialized [2023-12-25 23:03:52,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c [2023-12-25 23:03:53,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-25 23:03:53,593 INFO L384 CDTParser]: Found 1 translation units. [2023-12-25 23:03:53,593 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c [2023-12-25 23:03:53,609 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff46f242/32dc0713fc6a4e0bb5ce57f792cfde0d/FLAGa4c4acb9c [2023-12-25 23:03:53,620 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff46f242/32dc0713fc6a4e0bb5ce57f792cfde0d [2023-12-25 23:03:53,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-25 23:03:53,625 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-25 23:03:53,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-25 23:03:53,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-25 23:03:53,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-25 23:03:53,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:53,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd370e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53, skipping insertion in model container [2023-12-25 23:03:53,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:53,659 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 23:03:53,758 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c[1259,1272] [2023-12-25 23:03:53,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 23:03:53,813 INFO L202 MainTranslator]: Completed pre-run [2023-12-25 23:03:53,821 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c[1259,1272] [2023-12-25 23:03:53,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 23:03:53,892 INFO L206 MainTranslator]: Completed translation [2023-12-25 23:03:53,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53 WrapperNode [2023-12-25 23:03:53,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-25 23:03:53,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-25 23:03:53,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-25 23:03:53,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-25 23:03:53,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:53,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:53,966 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 544 [2023-12-25 23:03:53,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-25 23:03:53,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-25 23:03:53,967 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-25 23:03:53,967 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-25 23:03:53,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:53,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:53,994 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,031 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]. [2023-12-25 23:03:54,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,051 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,068 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-25 23:03:54,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-25 23:03:54,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-25 23:03:54,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-25 23:03:54,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (1/1) ... [2023-12-25 23:03:54,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 23:03:54,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:03:54,104 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) [2023-12-25 23:03:54,122 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 [2023-12-25 23:03:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-25 23:03:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-25 23:03:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-25 23:03:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-25 23:03:54,228 INFO L241 CfgBuilder]: Building ICFG [2023-12-25 23:03:54,230 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-25 23:03:54,749 INFO L282 CfgBuilder]: Performing block encoding [2023-12-25 23:03:54,769 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-25 23:03:54,769 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-25 23:03:54,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:03:54 BoogieIcfgContainer [2023-12-25 23:03:54,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-25 23:03:54,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-25 23:03:54,771 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-25 23:03:54,773 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-25 23:03:54,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 11:03:53" (1/3) ... [2023-12-25 23:03:54,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1cf4c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:03:54, skipping insertion in model container [2023-12-25 23:03:54,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:03:53" (2/3) ... [2023-12-25 23:03:54,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1cf4c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:03:54, skipping insertion in model container [2023-12-25 23:03:54,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:03:54" (3/3) ... [2023-12-25 23:03:54,775 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_s1269b_p2.c [2023-12-25 23:03:54,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-25 23:03:54,786 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-25 23:03:54,818 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-25 23:03:54,822 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;@50d22239, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-25 23:03:54,822 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-25 23:03:54,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 93 states have (on average 1.6666666666666667) internal successors, (155), 94 states have internal predecessors, (155), 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) [2023-12-25 23:03:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-25 23:03:54,829 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:54,829 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] [2023-12-25 23:03:54,830 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:54,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:54,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1841673963, now seen corresponding path program 1 times [2023-12-25 23:03:54,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:54,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625537531] [2023-12-25 23:03:54,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:54,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:55,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:55,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:55,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625537531] [2023-12-25 23:03:55,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625537531] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:55,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:55,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:03:55,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921003249] [2023-12-25 23:03:55,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:55,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 23:03:55,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:55,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 23:03:55,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 23:03:55,182 INFO L87 Difference]: Start difference. First operand has 95 states, 93 states have (on average 1.6666666666666667) internal successors, (155), 94 states have internal predecessors, (155), 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 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2023-12-25 23:03:55,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:55,227 INFO L93 Difference]: Finished difference Result 177 states and 291 transitions. [2023-12-25 23:03:55,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-25 23:03:55,229 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 22 [2023-12-25 23:03:55,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:55,235 INFO L225 Difference]: With dead ends: 177 [2023-12-25 23:03:55,235 INFO L226 Difference]: Without dead ends: 95 [2023-12-25 23:03:55,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 23:03:55,242 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:55,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 439 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:03:55,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-12-25 23:03:55,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-12-25 23:03:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.627659574468085) internal successors, (153), 94 states have internal predecessors, (153), 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) [2023-12-25 23:03:55,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 153 transitions. [2023-12-25 23:03:55,268 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 153 transitions. Word has length 22 [2023-12-25 23:03:55,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:55,268 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 153 transitions. [2023-12-25 23:03:55,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2023-12-25 23:03:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 153 transitions. [2023-12-25 23:03:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-25 23:03:55,269 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:55,269 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] [2023-12-25 23:03:55,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-25 23:03:55,269 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:55,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:55,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1259043061, now seen corresponding path program 1 times [2023-12-25 23:03:55,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:55,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042827054] [2023-12-25 23:03:55,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:55,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:55,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:55,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042827054] [2023-12-25 23:03:55,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042827054] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:55,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:55,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:03:55,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995825079] [2023-12-25 23:03:55,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:55,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 23:03:55,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:55,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 23:03:55,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 23:03:55,354 INFO L87 Difference]: Start difference. First operand 95 states and 153 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2023-12-25 23:03:55,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:55,376 INFO L93 Difference]: Finished difference Result 180 states and 289 transitions. [2023-12-25 23:03:55,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-25 23:03:55,377 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2023-12-25 23:03:55,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:55,378 INFO L225 Difference]: With dead ends: 180 [2023-12-25 23:03:55,378 INFO L226 Difference]: Without dead ends: 98 [2023-12-25 23:03:55,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 23:03:55,379 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:55,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 437 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:03:55,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-12-25 23:03:55,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 97. [2023-12-25 23:03:55,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.6145833333333333) internal successors, (155), 96 states have internal predecessors, (155), 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) [2023-12-25 23:03:55,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 155 transitions. [2023-12-25 23:03:55,385 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 155 transitions. Word has length 23 [2023-12-25 23:03:55,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:55,385 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 155 transitions. [2023-12-25 23:03:55,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2023-12-25 23:03:55,385 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2023-12-25 23:03:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-25 23:03:55,386 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:55,386 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] [2023-12-25 23:03:55,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-25 23:03:55,386 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:55,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:55,387 INFO L85 PathProgramCache]: Analyzing trace with hash 165196869, now seen corresponding path program 1 times [2023-12-25 23:03:55,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:55,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127835204] [2023-12-25 23:03:55,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:55,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:55,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:55,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127835204] [2023-12-25 23:03:55,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127835204] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:55,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:55,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-25 23:03:55,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248381975] [2023-12-25 23:03:55,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:55,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-25 23:03:55,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:55,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-25 23:03:55,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2023-12-25 23:03:55,960 INFO L87 Difference]: Start difference. First operand 97 states and 155 transitions. Second operand has 12 states, 12 states have (on average 2.0) internal successors, (24), 11 states have internal predecessors, (24), 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) [2023-12-25 23:03:56,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:56,474 INFO L93 Difference]: Finished difference Result 560 states and 900 transitions. [2023-12-25 23:03:56,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-25 23:03:56,475 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 11 states have internal predecessors, (24), 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 24 [2023-12-25 23:03:56,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:56,477 INFO L225 Difference]: With dead ends: 560 [2023-12-25 23:03:56,477 INFO L226 Difference]: Without dead ends: 476 [2023-12-25 23:03:56,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2023-12-25 23:03:56,479 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 2492 mSDsluCounter, 1249 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2492 SdHoareTripleChecker+Valid, 1393 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:56,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2492 Valid, 1393 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 23:03:56,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2023-12-25 23:03:56,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 107. [2023-12-25 23:03:56,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.5849056603773586) internal successors, (168), 106 states have internal predecessors, (168), 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) [2023-12-25 23:03:56,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 168 transitions. [2023-12-25 23:03:56,488 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 168 transitions. Word has length 24 [2023-12-25 23:03:56,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:56,488 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 168 transitions. [2023-12-25 23:03:56,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 11 states have internal predecessors, (24), 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) [2023-12-25 23:03:56,489 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 168 transitions. [2023-12-25 23:03:56,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-25 23:03:56,489 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:56,489 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] [2023-12-25 23:03:56,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-25 23:03:56,490 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:56,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:56,490 INFO L85 PathProgramCache]: Analyzing trace with hash 2033015513, now seen corresponding path program 1 times [2023-12-25 23:03:56,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:56,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273128210] [2023-12-25 23:03:56,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:56,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:56,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:56,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273128210] [2023-12-25 23:03:56,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273128210] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:56,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:56,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-25 23:03:56,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012635991] [2023-12-25 23:03:56,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:56,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-25 23:03:56,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:56,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-25 23:03:56,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2023-12-25 23:03:56,780 INFO L87 Difference]: Start difference. First operand 107 states and 168 transitions. Second operand has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 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) [2023-12-25 23:03:57,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:57,148 INFO L93 Difference]: Finished difference Result 448 states and 709 transitions. [2023-12-25 23:03:57,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-25 23:03:57,149 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 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 25 [2023-12-25 23:03:57,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:57,150 INFO L225 Difference]: With dead ends: 448 [2023-12-25 23:03:57,150 INFO L226 Difference]: Without dead ends: 364 [2023-12-25 23:03:57,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2023-12-25 23:03:57,151 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 1312 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 1461 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:57,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1312 Valid, 1461 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:03:57,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2023-12-25 23:03:57,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 116. [2023-12-25 23:03:57,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.5739130434782609) internal successors, (181), 115 states have internal predecessors, (181), 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) [2023-12-25 23:03:57,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 181 transitions. [2023-12-25 23:03:57,158 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 181 transitions. Word has length 25 [2023-12-25 23:03:57,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:57,158 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 181 transitions. [2023-12-25 23:03:57,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 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) [2023-12-25 23:03:57,158 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 181 transitions. [2023-12-25 23:03:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-25 23:03:57,159 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:57,159 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] [2023-12-25 23:03:57,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-25 23:03:57,159 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:57,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:57,159 INFO L85 PathProgramCache]: Analyzing trace with hash -486944421, now seen corresponding path program 1 times [2023-12-25 23:03:57,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:57,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619069424] [2023-12-25 23:03:57,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:57,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:57,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:57,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619069424] [2023-12-25 23:03:57,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619069424] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:57,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:57,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-25 23:03:57,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952146695] [2023-12-25 23:03:57,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:57,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-25 23:03:57,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:57,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-25 23:03:57,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-25 23:03:57,369 INFO L87 Difference]: Start difference. First operand 116 states and 181 transitions. Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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) [2023-12-25 23:03:57,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:57,459 INFO L93 Difference]: Finished difference Result 362 states and 570 transitions. [2023-12-25 23:03:57,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-25 23:03:57,459 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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 25 [2023-12-25 23:03:57,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:57,460 INFO L225 Difference]: With dead ends: 362 [2023-12-25 23:03:57,461 INFO L226 Difference]: Without dead ends: 271 [2023-12-25 23:03:57,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2023-12-25 23:03:57,463 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 1000 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1000 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:57,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1000 Valid, 710 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:03:57,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2023-12-25 23:03:57,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 114. [2023-12-25 23:03:57,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 113 states have (on average 1.5486725663716814) internal successors, (175), 113 states have internal predecessors, (175), 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) [2023-12-25 23:03:57,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 175 transitions. [2023-12-25 23:03:57,476 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 175 transitions. Word has length 25 [2023-12-25 23:03:57,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:57,476 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 175 transitions. [2023-12-25 23:03:57,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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) [2023-12-25 23:03:57,476 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 175 transitions. [2023-12-25 23:03:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-25 23:03:57,480 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:57,480 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] [2023-12-25 23:03:57,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-25 23:03:57,480 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:57,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:57,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1744307689, now seen corresponding path program 1 times [2023-12-25 23:03:57,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:57,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361594630] [2023-12-25 23:03:57,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:57,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:57,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:57,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361594630] [2023-12-25 23:03:57,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361594630] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:57,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:57,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:03:57,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559412234] [2023-12-25 23:03:57,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:57,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-25 23:03:57,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:57,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-25 23:03:57,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-25 23:03:57,550 INFO L87 Difference]: Start difference. First operand 114 states and 175 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2023-12-25 23:03:57,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:57,584 INFO L93 Difference]: Finished difference Result 264 states and 415 transitions. [2023-12-25 23:03:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-25 23:03:57,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2023-12-25 23:03:57,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:57,585 INFO L225 Difference]: With dead ends: 264 [2023-12-25 23:03:57,585 INFO L226 Difference]: Without dead ends: 171 [2023-12-25 23:03:57,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:03:57,588 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 481 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:57,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 432 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:03:57,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-12-25 23:03:57,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 105. [2023-12-25 23:03:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.5673076923076923) internal successors, (163), 104 states have internal predecessors, (163), 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) [2023-12-25 23:03:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 163 transitions. [2023-12-25 23:03:57,602 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 163 transitions. Word has length 25 [2023-12-25 23:03:57,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:57,605 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 163 transitions. [2023-12-25 23:03:57,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2023-12-25 23:03:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 163 transitions. [2023-12-25 23:03:57,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-25 23:03:57,610 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:57,610 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:03:57,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-25 23:03:57,610 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:57,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:57,611 INFO L85 PathProgramCache]: Analyzing trace with hash -795083356, now seen corresponding path program 1 times [2023-12-25 23:03:57,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:57,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075318509] [2023-12-25 23:03:57,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:57,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:57,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:57,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075318509] [2023-12-25 23:03:57,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075318509] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:57,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:57,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-25 23:03:57,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11046847] [2023-12-25 23:03:57,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:57,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-25 23:03:57,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:57,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-25 23:03:57,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-25 23:03:57,871 INFO L87 Difference]: Start difference. First operand 105 states and 163 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 6 states have internal predecessors, (77), 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) [2023-12-25 23:03:57,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:57,961 INFO L93 Difference]: Finished difference Result 363 states and 571 transitions. [2023-12-25 23:03:57,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-25 23:03:57,962 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 6 states have internal predecessors, (77), 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 77 [2023-12-25 23:03:57,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:57,963 INFO L225 Difference]: With dead ends: 363 [2023-12-25 23:03:57,963 INFO L226 Difference]: Without dead ends: 279 [2023-12-25 23:03:57,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-12-25 23:03:57,963 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 962 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 733 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:57,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 733 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:03:57,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2023-12-25 23:03:57,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 120. [2023-12-25 23:03:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 119 states have (on average 1.5378151260504203) internal successors, (183), 119 states have internal predecessors, (183), 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) [2023-12-25 23:03:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 183 transitions. [2023-12-25 23:03:57,967 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 183 transitions. Word has length 77 [2023-12-25 23:03:57,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:57,968 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 183 transitions. [2023-12-25 23:03:57,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 6 states have internal predecessors, (77), 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) [2023-12-25 23:03:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 183 transitions. [2023-12-25 23:03:57,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-25 23:03:57,968 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:57,968 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:03:57,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-25 23:03:57,969 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:57,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:57,969 INFO L85 PathProgramCache]: Analyzing trace with hash 644770924, now seen corresponding path program 1 times [2023-12-25 23:03:57,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:57,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724764050] [2023-12-25 23:03:57,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:57,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:58,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:58,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724764050] [2023-12-25 23:03:58,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724764050] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:58,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:03:58,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-25 23:03:58,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605657463] [2023-12-25 23:03:58,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:58,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-25 23:03:58,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:58,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-25 23:03:58,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-12-25 23:03:58,434 INFO L87 Difference]: Start difference. First operand 120 states and 183 transitions. Second operand has 10 states, 10 states have (on average 7.8) internal successors, (78), 10 states have internal predecessors, (78), 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) [2023-12-25 23:03:58,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:58,804 INFO L93 Difference]: Finished difference Result 609 states and 966 transitions. [2023-12-25 23:03:58,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-25 23:03:58,805 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.8) internal successors, (78), 10 states have internal predecessors, (78), 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 78 [2023-12-25 23:03:58,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:58,807 INFO L225 Difference]: With dead ends: 609 [2023-12-25 23:03:58,808 INFO L226 Difference]: Without dead ends: 525 [2023-12-25 23:03:58,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=167, Invalid=433, Unknown=0, NotChecked=0, Total=600 [2023-12-25 23:03:58,810 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 1432 mSDsluCounter, 1719 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1964 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:58,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1432 Valid, 1964 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:03:58,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2023-12-25 23:03:58,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 162. [2023-12-25 23:03:58,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.546583850931677) internal successors, (249), 161 states have internal predecessors, (249), 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) [2023-12-25 23:03:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 249 transitions. [2023-12-25 23:03:58,817 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 249 transitions. Word has length 78 [2023-12-25 23:03:58,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:58,819 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 249 transitions. [2023-12-25 23:03:58,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.8) internal successors, (78), 10 states have internal predecessors, (78), 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) [2023-12-25 23:03:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2023-12-25 23:03:58,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-25 23:03:58,820 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:58,820 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:03:58,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-25 23:03:58,820 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:03:58,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:03:58,821 INFO L85 PathProgramCache]: Analyzing trace with hash 387221882, now seen corresponding path program 1 times [2023-12-25 23:03:58,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:03:58,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374940370] [2023-12-25 23:03:58,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:58,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:03:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:59,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:59,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:03:59,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374940370] [2023-12-25 23:03:59,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374940370] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-25 23:03:59,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996791918] [2023-12-25 23:03:59,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:03:59,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:03:59,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:03:59,296 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) [2023-12-25 23:03:59,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-25 23:03:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:03:59,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-25 23:03:59,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 23:03:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:03:59,609 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 23:03:59,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996791918] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:03:59,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-25 23:03:59,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 18 [2023-12-25 23:03:59,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241485902] [2023-12-25 23:03:59,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:03:59,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-25 23:03:59,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:03:59,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-25 23:03:59,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2023-12-25 23:03:59,613 INFO L87 Difference]: Start difference. First operand 162 states and 249 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 10 states have internal predecessors, (79), 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) [2023-12-25 23:03:59,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:03:59,831 INFO L93 Difference]: Finished difference Result 625 states and 983 transitions. [2023-12-25 23:03:59,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-25 23:03:59,832 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 10 states have internal predecessors, (79), 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 79 [2023-12-25 23:03:59,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:03:59,834 INFO L225 Difference]: With dead ends: 625 [2023-12-25 23:03:59,834 INFO L226 Difference]: Without dead ends: 499 [2023-12-25 23:03:59,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=741, Unknown=0, NotChecked=0, Total=870 [2023-12-25 23:03:59,836 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 1004 mSDsluCounter, 1654 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:03:59,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1004 Valid, 1892 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:03:59,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2023-12-25 23:03:59,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 177. [2023-12-25 23:03:59,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 176 states have (on average 1.5397727272727273) internal successors, (271), 176 states have internal predecessors, (271), 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) [2023-12-25 23:03:59,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 271 transitions. [2023-12-25 23:03:59,842 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 271 transitions. Word has length 79 [2023-12-25 23:03:59,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:03:59,842 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 271 transitions. [2023-12-25 23:03:59,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 10 states have internal predecessors, (79), 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) [2023-12-25 23:03:59,843 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 271 transitions. [2023-12-25 23:03:59,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-25 23:03:59,843 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:03:59,843 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:03:59,851 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-25 23:04:00,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:04:00,049 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:00,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:00,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1285730620, now seen corresponding path program 1 times [2023-12-25 23:04:00,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:00,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714047766] [2023-12-25 23:04:00,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:00,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:00,419 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:00,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:00,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714047766] [2023-12-25 23:04:00,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714047766] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:00,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:00,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-25 23:04:00,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499082947] [2023-12-25 23:04:00,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:00,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-25 23:04:00,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:00,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-25 23:04:00,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 23:04:00,422 INFO L87 Difference]: Start difference. First operand 177 states and 271 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2023-12-25 23:04:00,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:00,431 INFO L93 Difference]: Finished difference Result 311 states and 483 transitions. [2023-12-25 23:04:00,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-25 23:04:00,432 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 79 [2023-12-25 23:04:00,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:00,433 INFO L225 Difference]: With dead ends: 311 [2023-12-25 23:04:00,433 INFO L226 Difference]: Without dead ends: 185 [2023-12-25 23:04:00,433 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 [2023-12-25 23:04:00,434 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 128 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:00,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 269 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:04:00,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-12-25 23:04:00,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 177. [2023-12-25 23:04:00,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 176 states have (on average 1.5284090909090908) internal successors, (269), 176 states have internal predecessors, (269), 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) [2023-12-25 23:04:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 269 transitions. [2023-12-25 23:04:00,442 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 269 transitions. Word has length 79 [2023-12-25 23:04:00,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:00,442 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 269 transitions. [2023-12-25 23:04:00,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2023-12-25 23:04:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 269 transitions. [2023-12-25 23:04:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-25 23:04:00,445 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:00,446 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:00,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-25 23:04:00,446 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:00,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:00,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1320693550, now seen corresponding path program 1 times [2023-12-25 23:04:00,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:00,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233070857] [2023-12-25 23:04:00,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:00,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:00,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:00,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233070857] [2023-12-25 23:04:00,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233070857] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:00,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:00,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-25 23:04:00,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110499421] [2023-12-25 23:04:00,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:00,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-25 23:04:00,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:00,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-25 23:04:00,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2023-12-25 23:04:00,857 INFO L87 Difference]: Start difference. First operand 177 states and 269 transitions. Second operand has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 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) [2023-12-25 23:04:01,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:01,307 INFO L93 Difference]: Finished difference Result 1065 states and 1678 transitions. [2023-12-25 23:04:01,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-25 23:04:01,308 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 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 80 [2023-12-25 23:04:01,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:01,310 INFO L225 Difference]: With dead ends: 1065 [2023-12-25 23:04:01,311 INFO L226 Difference]: Without dead ends: 939 [2023-12-25 23:04:01,311 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=310, Invalid=1022, Unknown=0, NotChecked=0, Total=1332 [2023-12-25 23:04:01,312 INFO L413 NwaCegarLoop]: 257 mSDtfsCounter, 1777 mSDsluCounter, 2008 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1777 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:01,312 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1777 Valid, 2265 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:04:01,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 939 states. [2023-12-25 23:04:01,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 939 to 209. [2023-12-25 23:04:01,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 208 states have (on average 1.5384615384615385) internal successors, (320), 208 states have internal predecessors, (320), 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) [2023-12-25 23:04:01,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 320 transitions. [2023-12-25 23:04:01,321 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 320 transitions. Word has length 80 [2023-12-25 23:04:01,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:01,321 INFO L495 AbstractCegarLoop]: Abstraction has 209 states and 320 transitions. [2023-12-25 23:04:01,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 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) [2023-12-25 23:04:01,321 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 320 transitions. [2023-12-25 23:04:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-25 23:04:01,322 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:01,322 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:01,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-25 23:04:01,322 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:01,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:01,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1961496310, now seen corresponding path program 1 times [2023-12-25 23:04:01,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:01,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693735723] [2023-12-25 23:04:01,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:01,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:01,445 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:01,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:01,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693735723] [2023-12-25 23:04:01,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693735723] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:01,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:01,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:04:01,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967812792] [2023-12-25 23:04:01,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:01,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-25 23:04:01,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:01,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-25 23:04:01,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-25 23:04:01,446 INFO L87 Difference]: Start difference. First operand 209 states and 320 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:01,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:01,496 INFO L93 Difference]: Finished difference Result 521 states and 811 transitions. [2023-12-25 23:04:01,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-25 23:04:01,497 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-12-25 23:04:01,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:01,498 INFO L225 Difference]: With dead ends: 521 [2023-12-25 23:04:01,498 INFO L226 Difference]: Without dead ends: 362 [2023-12-25 23:04:01,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:04:01,499 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 516 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:01,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [516 Valid, 459 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:04:01,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2023-12-25 23:04:01,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 208. [2023-12-25 23:04:01,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.536231884057971) internal successors, (318), 207 states have internal predecessors, (318), 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) [2023-12-25 23:04:01,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 318 transitions. [2023-12-25 23:04:01,507 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 318 transitions. Word has length 81 [2023-12-25 23:04:01,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:01,507 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 318 transitions. [2023-12-25 23:04:01,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:01,507 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 318 transitions. [2023-12-25 23:04:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-25 23:04:01,508 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:01,508 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:01,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-25 23:04:01,508 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:01,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:01,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1079914516, now seen corresponding path program 1 times [2023-12-25 23:04:01,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:01,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053899106] [2023-12-25 23:04:01,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:01,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:02,015 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:02,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:02,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053899106] [2023-12-25 23:04:02,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053899106] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:02,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:02,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-12-25 23:04:02,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465816402] [2023-12-25 23:04:02,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:02,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-25 23:04:02,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:02,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-25 23:04:02,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-12-25 23:04:02,017 INFO L87 Difference]: Start difference. First operand 208 states and 318 transitions. Second operand has 15 states, 15 states have (on average 5.4) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:02,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:02,562 INFO L93 Difference]: Finished difference Result 952 states and 1492 transitions. [2023-12-25 23:04:02,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-25 23:04:02,563 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.4) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-12-25 23:04:02,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:02,565 INFO L225 Difference]: With dead ends: 952 [2023-12-25 23:04:02,565 INFO L226 Difference]: Without dead ends: 794 [2023-12-25 23:04:02,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2023-12-25 23:04:02,567 INFO L413 NwaCegarLoop]: 250 mSDtfsCounter, 1480 mSDsluCounter, 2782 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 3032 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:02,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1480 Valid, 3032 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 23:04:02,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2023-12-25 23:04:02,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 292. [2023-12-25 23:04:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 291 states have (on average 1.529209621993127) internal successors, (445), 291 states have internal predecessors, (445), 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) [2023-12-25 23:04:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 445 transitions. [2023-12-25 23:04:02,578 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 445 transitions. Word has length 81 [2023-12-25 23:04:02,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:02,578 INFO L495 AbstractCegarLoop]: Abstraction has 292 states and 445 transitions. [2023-12-25 23:04:02,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.4) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 445 transitions. [2023-12-25 23:04:02,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-25 23:04:02,579 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:02,579 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:02,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-25 23:04:02,579 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:02,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:02,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1843245482, now seen corresponding path program 1 times [2023-12-25 23:04:02,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:02,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179711657] [2023-12-25 23:04:02,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:02,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:03,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:03,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:03,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179711657] [2023-12-25 23:04:03,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179711657] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:03,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:03,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-12-25 23:04:03,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385654717] [2023-12-25 23:04:03,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:03,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-25 23:04:03,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:03,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-25 23:04:03,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2023-12-25 23:04:03,477 INFO L87 Difference]: Start difference. First operand 292 states and 445 transitions. Second operand has 16 states, 16 states have (on average 5.0625) internal successors, (81), 15 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:04,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:04,661 INFO L93 Difference]: Finished difference Result 1267 states and 1970 transitions. [2023-12-25 23:04:04,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-25 23:04:04,662 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 15 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-12-25 23:04:04,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:04,665 INFO L225 Difference]: With dead ends: 1267 [2023-12-25 23:04:04,665 INFO L226 Difference]: Without dead ends: 1109 [2023-12-25 23:04:04,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=493, Invalid=1487, Unknown=0, NotChecked=0, Total=1980 [2023-12-25 23:04:04,666 INFO L413 NwaCegarLoop]: 316 mSDtfsCounter, 2798 mSDsluCounter, 2795 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2798 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:04,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2798 Valid, 3111 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 23:04:04,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2023-12-25 23:04:04,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 349. [2023-12-25 23:04:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.5344827586206897) internal successors, (534), 348 states have internal predecessors, (534), 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) [2023-12-25 23:04:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 534 transitions. [2023-12-25 23:04:04,681 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 534 transitions. Word has length 81 [2023-12-25 23:04:04,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:04,681 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 534 transitions. [2023-12-25 23:04:04,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 15 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 534 transitions. [2023-12-25 23:04:04,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-25 23:04:04,682 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:04,682 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:04,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-25 23:04:04,682 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:04,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:04,683 INFO L85 PathProgramCache]: Analyzing trace with hash 167198290, now seen corresponding path program 1 times [2023-12-25 23:04:04,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:04,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081065339] [2023-12-25 23:04:04,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:04,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:05,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:05,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081065339] [2023-12-25 23:04:05,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081065339] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:05,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:05,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-12-25 23:04:05,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112201235] [2023-12-25 23:04:05,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:05,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-25 23:04:05,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:05,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-25 23:04:05,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2023-12-25 23:04:05,340 INFO L87 Difference]: Start difference. First operand 349 states and 534 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:06,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:06,156 INFO L93 Difference]: Finished difference Result 1164 states and 1801 transitions. [2023-12-25 23:04:06,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-25 23:04:06,157 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-12-25 23:04:06,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:06,159 INFO L225 Difference]: With dead ends: 1164 [2023-12-25 23:04:06,159 INFO L226 Difference]: Without dead ends: 989 [2023-12-25 23:04:06,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=209, Invalid=721, Unknown=0, NotChecked=0, Total=930 [2023-12-25 23:04:06,161 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 1641 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 2428 SdHoareTripleChecker+Invalid, 373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:06,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1641 Valid, 2428 Invalid, 373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-25 23:04:06,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2023-12-25 23:04:06,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 363. [2023-12-25 23:04:06,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 362 states have (on average 1.5303867403314917) internal successors, (554), 362 states have internal predecessors, (554), 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) [2023-12-25 23:04:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 554 transitions. [2023-12-25 23:04:06,176 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 554 transitions. Word has length 81 [2023-12-25 23:04:06,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:06,176 INFO L495 AbstractCegarLoop]: Abstraction has 363 states and 554 transitions. [2023-12-25 23:04:06,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 554 transitions. [2023-12-25 23:04:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-25 23:04:06,177 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:06,177 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:06,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-25 23:04:06,177 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:06,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:06,177 INFO L85 PathProgramCache]: Analyzing trace with hash 868798164, now seen corresponding path program 1 times [2023-12-25 23:04:06,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:06,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334449922] [2023-12-25 23:04:06,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:06,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:06,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:06,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334449922] [2023-12-25 23:04:06,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334449922] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:06,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:06,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-12-25 23:04:06,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104747207] [2023-12-25 23:04:06,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:06,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-25 23:04:06,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:06,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-25 23:04:06,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2023-12-25 23:04:06,828 INFO L87 Difference]: Start difference. First operand 363 states and 554 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:07,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:07,553 INFO L93 Difference]: Finished difference Result 1442 states and 2228 transitions. [2023-12-25 23:04:07,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-25 23:04:07,553 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-12-25 23:04:07,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:07,556 INFO L225 Difference]: With dead ends: 1442 [2023-12-25 23:04:07,556 INFO L226 Difference]: Without dead ends: 1236 [2023-12-25 23:04:07,557 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=205, Invalid=665, Unknown=0, NotChecked=0, Total=870 [2023-12-25 23:04:07,557 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 2120 mSDsluCounter, 2162 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2120 SdHoareTripleChecker+Valid, 2383 SdHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:07,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2120 Valid, 2383 Invalid, 341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 338 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 23:04:07,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2023-12-25 23:04:07,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 399. [2023-12-25 23:04:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 398 states have (on average 1.5226130653266332) internal successors, (606), 398 states have internal predecessors, (606), 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) [2023-12-25 23:04:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 606 transitions. [2023-12-25 23:04:07,575 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 606 transitions. Word has length 81 [2023-12-25 23:04:07,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:07,576 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 606 transitions. [2023-12-25 23:04:07,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:04:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 606 transitions. [2023-12-25 23:04:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-25 23:04:07,576 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:07,576 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:07,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-25 23:04:07,577 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:07,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:07,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1147860742, now seen corresponding path program 1 times [2023-12-25 23:04:07,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:07,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508164218] [2023-12-25 23:04:07,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:07,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:08,177 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:08,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:08,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508164218] [2023-12-25 23:04:08,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508164218] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-25 23:04:08,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [878495638] [2023-12-25 23:04:08,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:08,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:04:08,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:04:08,178 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) [2023-12-25 23:04:08,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-25 23:04:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:08,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-25 23:04:08,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 23:04:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:08,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-25 23:04:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:10,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [878495638] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-25 23:04:10,286 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-25 23:04:10,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 14] total 42 [2023-12-25 23:04:10,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494636042] [2023-12-25 23:04:10,286 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-25 23:04:10,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2023-12-25 23:04:10,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:10,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2023-12-25 23:04:10,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1648, Unknown=0, NotChecked=0, Total=1806 [2023-12-25 23:04:10,288 INFO L87 Difference]: Start difference. First operand 399 states and 606 transitions. Second operand has 43 states, 43 states have (on average 5.488372093023256) internal successors, (236), 42 states have internal predecessors, (236), 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) [2023-12-25 23:04:52,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:52,884 INFO L93 Difference]: Finished difference Result 7091 states and 11057 transitions. [2023-12-25 23:04:52,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 590 states. [2023-12-25 23:04:52,892 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 5.488372093023256) internal successors, (236), 42 states have internal predecessors, (236), 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 82 [2023-12-25 23:04:52,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:52,913 INFO L225 Difference]: With dead ends: 7091 [2023-12-25 23:04:52,913 INFO L226 Difference]: Without dead ends: 6933 [2023-12-25 23:04:52,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 768 GetRequests, 138 SyntacticMatches, 1 SemanticMatches, 629 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184632 ImplicationChecksByTransitivity, 38.9s TimeCoverageRelationStatistics Valid=54035, Invalid=343495, Unknown=0, NotChecked=0, Total=397530 [2023-12-25 23:04:52,970 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 19035 mSDsluCounter, 9785 mSDsCounter, 0 mSdLazyCounter, 4287 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19035 SdHoareTripleChecker+Valid, 10030 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 4287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:52,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19035 Valid, 10030 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 4287 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-12-25 23:04:52,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6933 states. [2023-12-25 23:04:53,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6933 to 616. [2023-12-25 23:04:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 615 states have (on average 1.5219512195121951) internal successors, (936), 615 states have internal predecessors, (936), 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) [2023-12-25 23:04:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 936 transitions. [2023-12-25 23:04:53,023 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 936 transitions. Word has length 82 [2023-12-25 23:04:53,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:53,023 INFO L495 AbstractCegarLoop]: Abstraction has 616 states and 936 transitions. [2023-12-25 23:04:53,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 5.488372093023256) internal successors, (236), 42 states have internal predecessors, (236), 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) [2023-12-25 23:04:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 936 transitions. [2023-12-25 23:04:53,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-25 23:04:53,024 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:53,024 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:53,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-25 23:04:53,233 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,SelfDestructingSolverStorable16 [2023-12-25 23:04:53,233 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:53,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:53,234 INFO L85 PathProgramCache]: Analyzing trace with hash -704819344, now seen corresponding path program 1 times [2023-12-25 23:04:53,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:53,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706681669] [2023-12-25 23:04:53,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:53,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:53,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:53,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706681669] [2023-12-25 23:04:53,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706681669] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:53,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:53,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-25 23:04:53,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319487775] [2023-12-25 23:04:53,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:53,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-25 23:04:53,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:53,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-25 23:04:53,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-12-25 23:04:53,671 INFO L87 Difference]: Start difference. First operand 616 states and 936 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 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) [2023-12-25 23:04:54,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:54,230 INFO L93 Difference]: Finished difference Result 2572 states and 3992 transitions. [2023-12-25 23:04:54,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-25 23:04:54,230 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 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 82 [2023-12-25 23:04:54,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:54,236 INFO L225 Difference]: With dead ends: 2572 [2023-12-25 23:04:54,236 INFO L226 Difference]: Without dead ends: 2285 [2023-12-25 23:04:54,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2023-12-25 23:04:54,238 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 1558 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1558 SdHoareTripleChecker+Valid, 2362 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:54,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1558 Valid, 2362 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:04:54,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2285 states. [2023-12-25 23:04:54,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2285 to 884. [2023-12-25 23:04:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 884 states, 883 states have (on average 1.5232163080407701) internal successors, (1345), 883 states have internal predecessors, (1345), 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) [2023-12-25 23:04:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 1345 transitions. [2023-12-25 23:04:54,280 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 1345 transitions. Word has length 82 [2023-12-25 23:04:54,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:54,281 INFO L495 AbstractCegarLoop]: Abstraction has 884 states and 1345 transitions. [2023-12-25 23:04:54,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 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) [2023-12-25 23:04:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1345 transitions. [2023-12-25 23:04:54,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-25 23:04:54,282 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:54,282 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:54,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-25 23:04:54,282 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:54,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:54,283 INFO L85 PathProgramCache]: Analyzing trace with hash 2105219654, now seen corresponding path program 1 times [2023-12-25 23:04:54,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:54,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146783115] [2023-12-25 23:04:54,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:54,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:55,048 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:55,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:55,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146783115] [2023-12-25 23:04:55,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146783115] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:55,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:55,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-12-25 23:04:55,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589424871] [2023-12-25 23:04:55,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:55,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-12-25 23:04:55,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:55,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-12-25 23:04:55,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2023-12-25 23:04:55,049 INFO L87 Difference]: Start difference. First operand 884 states and 1345 transitions. Second operand has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 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) [2023-12-25 23:04:56,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:56,761 INFO L93 Difference]: Finished difference Result 2898 states and 4418 transitions. [2023-12-25 23:04:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-12-25 23:04:56,762 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 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 82 [2023-12-25 23:04:56,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:56,767 INFO L225 Difference]: With dead ends: 2898 [2023-12-25 23:04:56,768 INFO L226 Difference]: Without dead ends: 2496 [2023-12-25 23:04:56,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 469 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=498, Invalid=1758, Unknown=0, NotChecked=0, Total=2256 [2023-12-25 23:04:56,769 INFO L413 NwaCegarLoop]: 341 mSDtfsCounter, 2156 mSDsluCounter, 4036 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2156 SdHoareTripleChecker+Valid, 4377 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:56,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2156 Valid, 4377 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-25 23:04:56,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2023-12-25 23:04:56,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 941. [2023-12-25 23:04:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 941 states, 940 states have (on average 1.523404255319149) internal successors, (1432), 940 states have internal predecessors, (1432), 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) [2023-12-25 23:04:56,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 941 states and 1432 transitions. [2023-12-25 23:04:56,855 INFO L78 Accepts]: Start accepts. Automaton has 941 states and 1432 transitions. Word has length 82 [2023-12-25 23:04:56,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:56,856 INFO L495 AbstractCegarLoop]: Abstraction has 941 states and 1432 transitions. [2023-12-25 23:04:56,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 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) [2023-12-25 23:04:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1432 transitions. [2023-12-25 23:04:56,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-25 23:04:56,857 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:56,857 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:56,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-25 23:04:56,857 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:56,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:56,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1382481658, now seen corresponding path program 1 times [2023-12-25 23:04:56,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:56,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225723403] [2023-12-25 23:04:56,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:56,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:56,984 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:56,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:56,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225723403] [2023-12-25 23:04:56,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225723403] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:56,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:56,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:04:56,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929368182] [2023-12-25 23:04:56,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:56,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-25 23:04:56,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:56,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-25 23:04:56,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-25 23:04:56,986 INFO L87 Difference]: Start difference. First operand 941 states and 1432 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 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) [2023-12-25 23:04:57,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:57,077 INFO L93 Difference]: Finished difference Result 1825 states and 2808 transitions. [2023-12-25 23:04:57,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-25 23:04:57,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 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 82 [2023-12-25 23:04:57,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:57,080 INFO L225 Difference]: With dead ends: 1825 [2023-12-25 23:04:57,081 INFO L226 Difference]: Without dead ends: 1415 [2023-12-25 23:04:57,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:04:57,082 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 537 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:57,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [537 Valid, 503 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:04:57,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2023-12-25 23:04:57,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1029. [2023-12-25 23:04:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 1028 states have (on average 1.5077821011673151) internal successors, (1550), 1028 states have internal predecessors, (1550), 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) [2023-12-25 23:04:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1550 transitions. [2023-12-25 23:04:57,125 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1550 transitions. Word has length 82 [2023-12-25 23:04:57,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:57,125 INFO L495 AbstractCegarLoop]: Abstraction has 1029 states and 1550 transitions. [2023-12-25 23:04:57,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 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) [2023-12-25 23:04:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1550 transitions. [2023-12-25 23:04:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-25 23:04:57,127 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:57,127 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:57,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-25 23:04:57,127 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:57,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:57,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1777257140, now seen corresponding path program 1 times [2023-12-25 23:04:57,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:57,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145346209] [2023-12-25 23:04:57,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:57,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:57,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:57,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145346209] [2023-12-25 23:04:57,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145346209] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:57,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:57,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-12-25 23:04:57,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896025452] [2023-12-25 23:04:57,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:57,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-25 23:04:57,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:57,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-25 23:04:57,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2023-12-25 23:04:57,636 INFO L87 Difference]: Start difference. First operand 1029 states and 1550 transitions. Second operand has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 12 states have internal predecessors, (82), 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) [2023-12-25 23:04:58,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:58,265 INFO L93 Difference]: Finished difference Result 2762 states and 4164 transitions. [2023-12-25 23:04:58,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-12-25 23:04:58,266 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 12 states have internal predecessors, (82), 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 82 [2023-12-25 23:04:58,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:58,271 INFO L225 Difference]: With dead ends: 2762 [2023-12-25 23:04:58,271 INFO L226 Difference]: Without dead ends: 2203 [2023-12-25 23:04:58,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=262, Invalid=928, Unknown=0, NotChecked=0, Total=1190 [2023-12-25 23:04:58,272 INFO L413 NwaCegarLoop]: 264 mSDtfsCounter, 1941 mSDsluCounter, 1614 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1941 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:58,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1941 Valid, 1878 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 23:04:58,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2203 states. [2023-12-25 23:04:58,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2203 to 1028. [2023-12-25 23:04:58,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 1027 states have (on average 1.4936708860759493) internal successors, (1534), 1027 states have internal predecessors, (1534), 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) [2023-12-25 23:04:58,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1534 transitions. [2023-12-25 23:04:58,316 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1534 transitions. Word has length 82 [2023-12-25 23:04:58,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:58,316 INFO L495 AbstractCegarLoop]: Abstraction has 1028 states and 1534 transitions. [2023-12-25 23:04:58,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 12 states have internal predecessors, (82), 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) [2023-12-25 23:04:58,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1534 transitions. [2023-12-25 23:04:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-25 23:04:58,317 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:58,317 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:58,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-25 23:04:58,318 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:58,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:58,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1427183432, now seen corresponding path program 1 times [2023-12-25 23:04:58,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:58,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272133052] [2023-12-25 23:04:58,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:58,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:58,415 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:58,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:58,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272133052] [2023-12-25 23:04:58,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272133052] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:58,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:58,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:04:58,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344723882] [2023-12-25 23:04:58,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:58,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-25 23:04:58,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:58,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-25 23:04:58,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-25 23:04:58,418 INFO L87 Difference]: Start difference. First operand 1028 states and 1534 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 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) [2023-12-25 23:04:58,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:58,504 INFO L93 Difference]: Finished difference Result 1737 states and 2613 transitions. [2023-12-25 23:04:58,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-25 23:04:58,505 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 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 82 [2023-12-25 23:04:58,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:58,515 INFO L225 Difference]: With dead ends: 1737 [2023-12-25 23:04:58,515 INFO L226 Difference]: Without dead ends: 1103 [2023-12-25 23:04:58,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:04:58,517 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 510 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:58,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 485 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:04:58,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1103 states. [2023-12-25 23:04:58,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1103 to 854. [2023-12-25 23:04:58,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 854 states, 853 states have (on average 1.4806565064478312) internal successors, (1263), 853 states have internal predecessors, (1263), 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) [2023-12-25 23:04:58,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 1263 transitions. [2023-12-25 23:04:58,556 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 1263 transitions. Word has length 82 [2023-12-25 23:04:58,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:58,556 INFO L495 AbstractCegarLoop]: Abstraction has 854 states and 1263 transitions. [2023-12-25 23:04:58,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 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) [2023-12-25 23:04:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1263 transitions. [2023-12-25 23:04:58,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-25 23:04:58,557 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:58,557 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:58,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-25 23:04:58,557 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:58,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:58,558 INFO L85 PathProgramCache]: Analyzing trace with hash 122784278, now seen corresponding path program 1 times [2023-12-25 23:04:58,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:58,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335931154] [2023-12-25 23:04:58,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:58,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:58,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:58,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:58,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335931154] [2023-12-25 23:04:58,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335931154] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:58,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:58,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-25 23:04:58,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285722153] [2023-12-25 23:04:58,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:58,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-25 23:04:58,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:58,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-25 23:04:58,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-25 23:04:58,676 INFO L87 Difference]: Start difference. First operand 854 states and 1263 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 5 states have internal predecessors, (82), 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) [2023-12-25 23:04:58,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:58,765 INFO L93 Difference]: Finished difference Result 1390 states and 2086 transitions. [2023-12-25 23:04:58,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-25 23:04:58,766 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 5 states have internal predecessors, (82), 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 82 [2023-12-25 23:04:58,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:58,767 INFO L225 Difference]: With dead ends: 1390 [2023-12-25 23:04:58,767 INFO L226 Difference]: Without dead ends: 728 [2023-12-25 23:04:58,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-12-25 23:04:58,769 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 484 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:58,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 637 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:04:58,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2023-12-25 23:04:58,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 594. [2023-12-25 23:04:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 593 states have (on average 1.5092748735244519) internal successors, (895), 593 states have internal predecessors, (895), 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) [2023-12-25 23:04:58,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 895 transitions. [2023-12-25 23:04:58,806 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 895 transitions. Word has length 82 [2023-12-25 23:04:58,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:58,806 INFO L495 AbstractCegarLoop]: Abstraction has 594 states and 895 transitions. [2023-12-25 23:04:58,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 5 states have internal predecessors, (82), 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) [2023-12-25 23:04:58,806 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 895 transitions. [2023-12-25 23:04:58,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:04:58,807 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:58,807 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:58,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-12-25 23:04:58,807 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:58,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:58,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1642141544, now seen corresponding path program 1 times [2023-12-25 23:04:58,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:58,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417679037] [2023-12-25 23:04:58,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:58,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:58,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:58,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417679037] [2023-12-25 23:04:58,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417679037] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:58,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:58,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-25 23:04:58,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143857882] [2023-12-25 23:04:58,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:58,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-25 23:04:58,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:58,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-25 23:04:58,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-25 23:04:58,960 INFO L87 Difference]: Start difference. First operand 594 states and 895 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2023-12-25 23:04:59,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:59,056 INFO L93 Difference]: Finished difference Result 1459 states and 2230 transitions. [2023-12-25 23:04:59,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-25 23:04:59,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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 83 [2023-12-25 23:04:59,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:59,058 INFO L225 Difference]: With dead ends: 1459 [2023-12-25 23:04:59,058 INFO L226 Difference]: Without dead ends: 1015 [2023-12-25 23:04:59,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:04:59,059 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 376 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:59,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 626 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:04:59,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1015 states. [2023-12-25 23:04:59,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1015 to 609. [2023-12-25 23:04:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 609 states, 608 states have (on average 1.5049342105263157) internal successors, (915), 608 states have internal predecessors, (915), 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) [2023-12-25 23:04:59,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 915 transitions. [2023-12-25 23:04:59,094 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 915 transitions. Word has length 83 [2023-12-25 23:04:59,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:59,094 INFO L495 AbstractCegarLoop]: Abstraction has 609 states and 915 transitions. [2023-12-25 23:04:59,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2023-12-25 23:04:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 915 transitions. [2023-12-25 23:04:59,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:04:59,095 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:59,095 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:59,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-12-25 23:04:59,095 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:59,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:59,096 INFO L85 PathProgramCache]: Analyzing trace with hash 807458586, now seen corresponding path program 1 times [2023-12-25 23:04:59,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:59,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063771293] [2023-12-25 23:04:59,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:04:59,334 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:04:59,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:04:59,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063771293] [2023-12-25 23:04:59,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063771293] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:04:59,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:04:59,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-25 23:04:59,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054725180] [2023-12-25 23:04:59,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:04:59,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-25 23:04:59,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:04:59,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-25 23:04:59,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:04:59,337 INFO L87 Difference]: Start difference. First operand 609 states and 915 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2023-12-25 23:04:59,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:04:59,630 INFO L93 Difference]: Finished difference Result 2093 states and 3241 transitions. [2023-12-25 23:04:59,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-25 23:04:59,631 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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 83 [2023-12-25 23:04:59,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:04:59,633 INFO L225 Difference]: With dead ends: 2093 [2023-12-25 23:04:59,633 INFO L226 Difference]: Without dead ends: 1666 [2023-12-25 23:04:59,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-12-25 23:04:59,634 INFO L413 NwaCegarLoop]: 519 mSDtfsCounter, 635 mSDsluCounter, 1552 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 635 SdHoareTripleChecker+Valid, 2071 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:04:59,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [635 Valid, 2071 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:04:59,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2023-12-25 23:04:59,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 726. [2023-12-25 23:04:59,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 726 states, 725 states have (on average 1.5144827586206897) internal successors, (1098), 725 states have internal predecessors, (1098), 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) [2023-12-25 23:04:59,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1098 transitions. [2023-12-25 23:04:59,679 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1098 transitions. Word has length 83 [2023-12-25 23:04:59,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:04:59,679 INFO L495 AbstractCegarLoop]: Abstraction has 726 states and 1098 transitions. [2023-12-25 23:04:59,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2023-12-25 23:04:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1098 transitions. [2023-12-25 23:04:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:04:59,680 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:04:59,680 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:04:59,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-12-25 23:04:59,680 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:04:59,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:04:59,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1027483092, now seen corresponding path program 1 times [2023-12-25 23:04:59,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:04:59,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8945] [2023-12-25 23:04:59,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:04:59,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:04:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:05:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:05:00,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:05:00,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8945] [2023-12-25 23:05:00,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8945] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-25 23:05:00,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708751064] [2023-12-25 23:05:00,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:05:00,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:05:00,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:05:00,022 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) [2023-12-25 23:05:00,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-25 23:05:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:05:00,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 150 conjunts are in the unsatisfiable core [2023-12-25 23:05:00,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 23:05:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:05:01,741 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-25 23:05:04,851 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:05:04,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708751064] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-25 23:05:04,851 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-25 23:05:04,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 39, 42] total 88 [2023-12-25 23:05:04,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066260230] [2023-12-25 23:05:04,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-25 23:05:04,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2023-12-25 23:05:04,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:05:04,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2023-12-25 23:05:04,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=982, Invalid=6674, Unknown=0, NotChecked=0, Total=7656 [2023-12-25 23:05:04,854 INFO L87 Difference]: Start difference. First operand 726 states and 1098 transitions. Second operand has 88 states, 88 states have (on average 2.522727272727273) internal successors, (222), 88 states have internal predecessors, (222), 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) [2023-12-25 23:08:07,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:07,500 INFO L93 Difference]: Finished difference Result 28345 states and 41750 transitions. [2023-12-25 23:08:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1185 states. [2023-12-25 23:08:07,500 INFO L78 Accepts]: Start accepts. Automaton has has 88 states, 88 states have (on average 2.522727272727273) internal successors, (222), 88 states have internal predecessors, (222), 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 83 [2023-12-25 23:08:07,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:07,536 INFO L225 Difference]: With dead ends: 28345 [2023-12-25 23:08:07,536 INFO L226 Difference]: Without dead ends: 27661 [2023-12-25 23:08:07,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1358 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 798281 ImplicationChecksByTransitivity, 159.1s TimeCoverageRelationStatistics Valid=168170, Invalid=1443460, Unknown=0, NotChecked=0, Total=1611630 [2023-12-25 23:08:07,633 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 22561 mSDsluCounter, 64776 mSDsCounter, 0 mSdLazyCounter, 17263 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22561 SdHoareTripleChecker+Valid, 65080 SdHoareTripleChecker+Invalid, 17371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 17263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:07,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22561 Valid, 65080 Invalid, 17371 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [108 Valid, 17263 Invalid, 0 Unknown, 0 Unchecked, 14.8s Time] [2023-12-25 23:08:07,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27661 states. [2023-12-25 23:08:07,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27661 to 1426. [2023-12-25 23:08:07,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1426 states, 1425 states have (on average 1.5094736842105263) internal successors, (2151), 1425 states have internal predecessors, (2151), 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) [2023-12-25 23:08:07,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1426 states and 2151 transitions. [2023-12-25 23:08:07,854 INFO L78 Accepts]: Start accepts. Automaton has 1426 states and 2151 transitions. Word has length 83 [2023-12-25 23:08:07,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:07,854 INFO L495 AbstractCegarLoop]: Abstraction has 1426 states and 2151 transitions. [2023-12-25 23:08:07,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 2.522727272727273) internal successors, (222), 88 states have internal predecessors, (222), 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) [2023-12-25 23:08:07,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2151 transitions. [2023-12-25 23:08:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:07,855 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:07,856 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:07,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-25 23:08:08,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:08:08,066 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:08,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:08,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1405505594, now seen corresponding path program 1 times [2023-12-25 23:08:08,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:08,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715752824] [2023-12-25 23:08:08,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:08,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:08,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:08,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715752824] [2023-12-25 23:08:08,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715752824] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:08,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:08,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-25 23:08:08,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897542174] [2023-12-25 23:08:08,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:08,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-25 23:08:08,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:08,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-25 23:08:08,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-25 23:08:08,267 INFO L87 Difference]: Start difference. First operand 1426 states and 2151 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2023-12-25 23:08:08,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:08,593 INFO L93 Difference]: Finished difference Result 4834 states and 7381 transitions. [2023-12-25 23:08:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-25 23:08:08,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:08,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:08,598 INFO L225 Difference]: With dead ends: 4834 [2023-12-25 23:08:08,599 INFO L226 Difference]: Without dead ends: 3788 [2023-12-25 23:08:08,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2023-12-25 23:08:08,601 INFO L413 NwaCegarLoop]: 233 mSDtfsCounter, 517 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:08,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 1354 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:08:08,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3788 states. [2023-12-25 23:08:08,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3788 to 1598. [2023-12-25 23:08:08,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1598 states, 1597 states have (on average 1.4809016906700063) internal successors, (2365), 1597 states have internal predecessors, (2365), 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) [2023-12-25 23:08:08,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 2365 transitions. [2023-12-25 23:08:08,707 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 2365 transitions. Word has length 83 [2023-12-25 23:08:08,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:08,707 INFO L495 AbstractCegarLoop]: Abstraction has 1598 states and 2365 transitions. [2023-12-25 23:08:08,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2023-12-25 23:08:08,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2365 transitions. [2023-12-25 23:08:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:08,708 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:08,708 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:08,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-12-25 23:08:08,709 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:08,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:08,709 INFO L85 PathProgramCache]: Analyzing trace with hash -611066030, now seen corresponding path program 1 times [2023-12-25 23:08:08,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:08,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529974772] [2023-12-25 23:08:08,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:08,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:09,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:09,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:09,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529974772] [2023-12-25 23:08:09,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529974772] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-25 23:08:09,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260613318] [2023-12-25 23:08:09,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:09,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:08:09,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:08:09,748 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) [2023-12-25 23:08:09,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-25 23:08:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:09,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-25 23:08:09,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 23:08:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:10,637 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 23:08:10,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260613318] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:10,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-25 23:08:10,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [18] total 40 [2023-12-25 23:08:10,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581850178] [2023-12-25 23:08:10,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:10,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-12-25 23:08:10,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:10,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-12-25 23:08:10,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1458, Unknown=0, NotChecked=0, Total=1560 [2023-12-25 23:08:10,639 INFO L87 Difference]: Start difference. First operand 1598 states and 2365 transitions. Second operand has 23 states, 23 states have (on average 3.608695652173913) internal successors, (83), 23 states have internal predecessors, (83), 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) [2023-12-25 23:08:15,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:15,417 INFO L93 Difference]: Finished difference Result 8796 states and 13195 transitions. [2023-12-25 23:08:15,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-12-25 23:08:15,417 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 3.608695652173913) internal successors, (83), 23 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:15,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:15,426 INFO L225 Difference]: With dead ends: 8796 [2023-12-25 23:08:15,426 INFO L226 Difference]: Without dead ends: 7570 [2023-12-25 23:08:15,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4237 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1619, Invalid=11721, Unknown=0, NotChecked=0, Total=13340 [2023-12-25 23:08:15,431 INFO L413 NwaCegarLoop]: 476 mSDtfsCounter, 3019 mSDsluCounter, 7209 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3019 SdHoareTripleChecker+Valid, 7685 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:15,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3019 Valid, 7685 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-25 23:08:15,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7570 states. [2023-12-25 23:08:15,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7570 to 1702. [2023-12-25 23:08:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1702 states, 1701 states have (on average 1.48559670781893) internal successors, (2527), 1701 states have internal predecessors, (2527), 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) [2023-12-25 23:08:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 2527 transitions. [2023-12-25 23:08:15,722 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 2527 transitions. Word has length 83 [2023-12-25 23:08:15,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:15,722 INFO L495 AbstractCegarLoop]: Abstraction has 1702 states and 2527 transitions. [2023-12-25 23:08:15,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.608695652173913) internal successors, (83), 23 states have internal predecessors, (83), 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) [2023-12-25 23:08:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2527 transitions. [2023-12-25 23:08:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:15,723 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:15,723 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:15,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-25 23:08:15,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-12-25 23:08:15,924 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:15,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:15,924 INFO L85 PathProgramCache]: Analyzing trace with hash -336306416, now seen corresponding path program 1 times [2023-12-25 23:08:15,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:15,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331143751] [2023-12-25 23:08:15,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:15,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:16,562 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:16,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:16,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331143751] [2023-12-25 23:08:16,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331143751] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:16,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:16,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-12-25 23:08:16,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524241517] [2023-12-25 23:08:16,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:16,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-25 23:08:16,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:16,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-25 23:08:16,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2023-12-25 23:08:16,563 INFO L87 Difference]: Start difference. First operand 1702 states and 2527 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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) [2023-12-25 23:08:18,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:18,773 INFO L93 Difference]: Finished difference Result 9875 states and 14982 transitions. [2023-12-25 23:08:18,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-25 23:08:18,774 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:18,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:18,780 INFO L225 Difference]: With dead ends: 9875 [2023-12-25 23:08:18,781 INFO L226 Difference]: Without dead ends: 8569 [2023-12-25 23:08:18,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=426, Invalid=1380, Unknown=0, NotChecked=0, Total=1806 [2023-12-25 23:08:18,783 INFO L413 NwaCegarLoop]: 360 mSDtfsCounter, 1713 mSDsluCounter, 2995 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1713 SdHoareTripleChecker+Valid, 3355 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:18,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1713 Valid, 3355 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-25 23:08:18,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2023-12-25 23:08:18,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 2066. [2023-12-25 23:08:18,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2066 states, 2065 states have (on average 1.497820823244552) internal successors, (3093), 2065 states have internal predecessors, (3093), 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) [2023-12-25 23:08:18,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 3093 transitions. [2023-12-25 23:08:18,918 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 3093 transitions. Word has length 83 [2023-12-25 23:08:18,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:18,918 INFO L495 AbstractCegarLoop]: Abstraction has 2066 states and 3093 transitions. [2023-12-25 23:08:18,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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) [2023-12-25 23:08:18,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 3093 transitions. [2023-12-25 23:08:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:18,919 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:18,919 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:18,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-12-25 23:08:18,919 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:18,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:18,920 INFO L85 PathProgramCache]: Analyzing trace with hash -2025250158, now seen corresponding path program 1 times [2023-12-25 23:08:18,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:18,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965533087] [2023-12-25 23:08:18,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:18,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:19,369 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:19,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:19,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965533087] [2023-12-25 23:08:19,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965533087] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:19,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:19,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-25 23:08:19,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818971835] [2023-12-25 23:08:19,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:19,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-25 23:08:19,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:19,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-25 23:08:19,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:08:19,371 INFO L87 Difference]: Start difference. First operand 2066 states and 3093 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2023-12-25 23:08:20,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:20,334 INFO L93 Difference]: Finished difference Result 5203 states and 7810 transitions. [2023-12-25 23:08:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-25 23:08:20,335 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:20,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:20,350 INFO L225 Difference]: With dead ends: 5203 [2023-12-25 23:08:20,350 INFO L226 Difference]: Without dead ends: 3461 [2023-12-25 23:08:20,351 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2023-12-25 23:08:20,352 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 739 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:20,352 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 1506 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 23:08:20,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3461 states. [2023-12-25 23:08:20,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3461 to 1614. [2023-12-25 23:08:20,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1614 states, 1613 states have (on average 1.4773713577185368) internal successors, (2383), 1613 states have internal predecessors, (2383), 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) [2023-12-25 23:08:20,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1614 states and 2383 transitions. [2023-12-25 23:08:20,462 INFO L78 Accepts]: Start accepts. Automaton has 1614 states and 2383 transitions. Word has length 83 [2023-12-25 23:08:20,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:20,462 INFO L495 AbstractCegarLoop]: Abstraction has 1614 states and 2383 transitions. [2023-12-25 23:08:20,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2023-12-25 23:08:20,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 2383 transitions. [2023-12-25 23:08:20,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:20,463 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:20,463 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:20,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-12-25 23:08:20,464 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:20,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:20,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1725258402, now seen corresponding path program 1 times [2023-12-25 23:08:20,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:20,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377824498] [2023-12-25 23:08:20,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:20,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:20,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:20,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377824498] [2023-12-25 23:08:20,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377824498] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:20,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:20,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-12-25 23:08:20,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905315371] [2023-12-25 23:08:20,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:20,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-25 23:08:20,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:20,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-25 23:08:20,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-12-25 23:08:20,820 INFO L87 Difference]: Start difference. First operand 1614 states and 2383 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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) [2023-12-25 23:08:22,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:22,274 INFO L93 Difference]: Finished difference Result 8494 states and 12861 transitions. [2023-12-25 23:08:22,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-12-25 23:08:22,284 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:22,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:22,290 INFO L225 Difference]: With dead ends: 8494 [2023-12-25 23:08:22,290 INFO L226 Difference]: Without dead ends: 7242 [2023-12-25 23:08:22,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 582 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=602, Invalid=1654, Unknown=0, NotChecked=0, Total=2256 [2023-12-25 23:08:22,292 INFO L413 NwaCegarLoop]: 661 mSDtfsCounter, 1272 mSDsluCounter, 4223 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 4884 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:22,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1272 Valid, 4884 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-25 23:08:22,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2023-12-25 23:08:22,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 1738. [2023-12-25 23:08:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1738 states, 1737 states have (on average 1.4686240644789867) internal successors, (2551), 1737 states have internal predecessors, (2551), 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) [2023-12-25 23:08:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1738 states and 2551 transitions. [2023-12-25 23:08:22,433 INFO L78 Accepts]: Start accepts. Automaton has 1738 states and 2551 transitions. Word has length 83 [2023-12-25 23:08:22,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:22,433 INFO L495 AbstractCegarLoop]: Abstraction has 1738 states and 2551 transitions. [2023-12-25 23:08:22,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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) [2023-12-25 23:08:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2551 transitions. [2023-12-25 23:08:22,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:22,436 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:22,436 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:22,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-12-25 23:08:22,436 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:22,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:22,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1591244896, now seen corresponding path program 1 times [2023-12-25 23:08:22,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:22,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840645026] [2023-12-25 23:08:22,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:22,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:23,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:23,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840645026] [2023-12-25 23:08:23,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840645026] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:23,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:23,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-12-25 23:08:23,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618479428] [2023-12-25 23:08:23,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:23,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-25 23:08:23,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:23,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-25 23:08:23,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2023-12-25 23:08:23,145 INFO L87 Difference]: Start difference. First operand 1738 states and 2551 transitions. Second operand has 16 states, 16 states have (on average 5.1875) internal successors, (83), 15 states have internal predecessors, (83), 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) [2023-12-25 23:08:24,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:24,158 INFO L93 Difference]: Finished difference Result 4145 states and 6160 transitions. [2023-12-25 23:08:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-25 23:08:24,159 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.1875) internal successors, (83), 15 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:24,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:24,161 INFO L225 Difference]: With dead ends: 4145 [2023-12-25 23:08:24,161 INFO L226 Difference]: Without dead ends: 2811 [2023-12-25 23:08:24,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=302, Invalid=888, Unknown=0, NotChecked=0, Total=1190 [2023-12-25 23:08:24,163 INFO L413 NwaCegarLoop]: 306 mSDtfsCounter, 1405 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 3008 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:24,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 3008 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 23:08:24,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2811 states. [2023-12-25 23:08:24,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2811 to 1778. [2023-12-25 23:08:24,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1778 states, 1777 states have (on average 1.4648283624085539) internal successors, (2603), 1777 states have internal predecessors, (2603), 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) [2023-12-25 23:08:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1778 states and 2603 transitions. [2023-12-25 23:08:24,385 INFO L78 Accepts]: Start accepts. Automaton has 1778 states and 2603 transitions. Word has length 83 [2023-12-25 23:08:24,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:24,386 INFO L495 AbstractCegarLoop]: Abstraction has 1778 states and 2603 transitions. [2023-12-25 23:08:24,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.1875) internal successors, (83), 15 states have internal predecessors, (83), 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) [2023-12-25 23:08:24,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2603 transitions. [2023-12-25 23:08:24,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:24,387 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:24,387 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:24,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2023-12-25 23:08:24,388 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:24,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:24,389 INFO L85 PathProgramCache]: Analyzing trace with hash -254122270, now seen corresponding path program 1 times [2023-12-25 23:08:24,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:24,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412611724] [2023-12-25 23:08:24,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:24,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:24,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:24,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412611724] [2023-12-25 23:08:24,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412611724] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:24,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:24,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-25 23:08:24,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340439434] [2023-12-25 23:08:24,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:24,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-25 23:08:24,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:24,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-25 23:08:24,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-12-25 23:08:24,647 INFO L87 Difference]: Start difference. First operand 1778 states and 2603 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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) [2023-12-25 23:08:25,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:25,028 INFO L93 Difference]: Finished difference Result 5256 states and 7817 transitions. [2023-12-25 23:08:25,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-25 23:08:25,029 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:25,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:25,032 INFO L225 Difference]: With dead ends: 5256 [2023-12-25 23:08:25,032 INFO L226 Difference]: Without dead ends: 3922 [2023-12-25 23:08:25,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2023-12-25 23:08:25,034 INFO L413 NwaCegarLoop]: 390 mSDtfsCounter, 839 mSDsluCounter, 900 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 1290 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:25,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [839 Valid, 1290 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:08:25,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3922 states. [2023-12-25 23:08:25,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3922 to 1956. [2023-12-25 23:08:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1956 states, 1955 states have (on average 1.481841432225064) internal successors, (2897), 1955 states have internal predecessors, (2897), 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) [2023-12-25 23:08:25,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1956 states and 2897 transitions. [2023-12-25 23:08:25,150 INFO L78 Accepts]: Start accepts. Automaton has 1956 states and 2897 transitions. Word has length 83 [2023-12-25 23:08:25,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:25,150 INFO L495 AbstractCegarLoop]: Abstraction has 1956 states and 2897 transitions. [2023-12-25 23:08:25,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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) [2023-12-25 23:08:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2897 transitions. [2023-12-25 23:08:25,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:25,151 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:25,151 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:25,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2023-12-25 23:08:25,151 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:25,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:25,152 INFO L85 PathProgramCache]: Analyzing trace with hash -118262802, now seen corresponding path program 1 times [2023-12-25 23:08:25,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:25,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124055659] [2023-12-25 23:08:25,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:25,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:25,358 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:25,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:25,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124055659] [2023-12-25 23:08:25,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124055659] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:25,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:25,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-25 23:08:25,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348969055] [2023-12-25 23:08:25,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:25,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-25 23:08:25,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:25,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-25 23:08:25,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-12-25 23:08:25,360 INFO L87 Difference]: Start difference. First operand 1956 states and 2897 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 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) [2023-12-25 23:08:25,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:25,602 INFO L93 Difference]: Finished difference Result 4119 states and 6132 transitions. [2023-12-25 23:08:25,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-25 23:08:25,603 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:25,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:25,605 INFO L225 Difference]: With dead ends: 4119 [2023-12-25 23:08:25,605 INFO L226 Difference]: Without dead ends: 2457 [2023-12-25 23:08:25,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-12-25 23:08:25,606 INFO L413 NwaCegarLoop]: 283 mSDtfsCounter, 690 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:25,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 1122 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:08:25,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2457 states. [2023-12-25 23:08:25,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2457 to 1924. [2023-12-25 23:08:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1924 states, 1923 states have (on average 1.4784191367654707) internal successors, (2843), 1923 states have internal predecessors, (2843), 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) [2023-12-25 23:08:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1924 states and 2843 transitions. [2023-12-25 23:08:25,830 INFO L78 Accepts]: Start accepts. Automaton has 1924 states and 2843 transitions. Word has length 83 [2023-12-25 23:08:25,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:25,831 INFO L495 AbstractCegarLoop]: Abstraction has 1924 states and 2843 transitions. [2023-12-25 23:08:25,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 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) [2023-12-25 23:08:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2843 transitions. [2023-12-25 23:08:25,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-25 23:08:25,832 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:25,832 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:25,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2023-12-25 23:08:25,832 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:25,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:25,832 INFO L85 PathProgramCache]: Analyzing trace with hash 707532868, now seen corresponding path program 1 times [2023-12-25 23:08:25,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:25,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080224760] [2023-12-25 23:08:25,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:25,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:26,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:26,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080224760] [2023-12-25 23:08:26,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080224760] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:26,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:26,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-25 23:08:26,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125263723] [2023-12-25 23:08:26,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:26,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-25 23:08:26,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:26,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-25 23:08:26,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-12-25 23:08:26,044 INFO L87 Difference]: Start difference. First operand 1924 states and 2843 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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) [2023-12-25 23:08:27,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:27,103 INFO L93 Difference]: Finished difference Result 8656 states and 12903 transitions. [2023-12-25 23:08:27,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-12-25 23:08:27,103 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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 83 [2023-12-25 23:08:27,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:27,108 INFO L225 Difference]: With dead ends: 8656 [2023-12-25 23:08:27,108 INFO L226 Difference]: Without dead ends: 7070 [2023-12-25 23:08:27,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=165, Invalid=485, Unknown=0, NotChecked=0, Total=650 [2023-12-25 23:08:27,110 INFO L413 NwaCegarLoop]: 275 mSDtfsCounter, 898 mSDsluCounter, 1887 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 898 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:27,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [898 Valid, 2162 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:08:27,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7070 states. [2023-12-25 23:08:27,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7070 to 2045. [2023-12-25 23:08:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2045 states, 2044 states have (on average 1.4642857142857142) internal successors, (2993), 2044 states have internal predecessors, (2993), 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) [2023-12-25 23:08:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 2045 states and 2993 transitions. [2023-12-25 23:08:27,361 INFO L78 Accepts]: Start accepts. Automaton has 2045 states and 2993 transitions. Word has length 83 [2023-12-25 23:08:27,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:27,361 INFO L495 AbstractCegarLoop]: Abstraction has 2045 states and 2993 transitions. [2023-12-25 23:08:27,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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) [2023-12-25 23:08:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2993 transitions. [2023-12-25 23:08:27,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:08:27,362 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:27,362 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:27,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2023-12-25 23:08:27,363 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:27,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:27,363 INFO L85 PathProgramCache]: Analyzing trace with hash 23847952, now seen corresponding path program 1 times [2023-12-25 23:08:27,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:27,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204299414] [2023-12-25 23:08:27,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:27,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:27,712 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:27,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:27,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204299414] [2023-12-25 23:08:27,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204299414] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:27,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:27,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-25 23:08:27,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363665652] [2023-12-25 23:08:27,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:27,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-25 23:08:27,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:27,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-25 23:08:27,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-12-25 23:08:27,714 INFO L87 Difference]: Start difference. First operand 2045 states and 2993 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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) [2023-12-25 23:08:28,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:28,539 INFO L93 Difference]: Finished difference Result 7433 states and 11040 transitions. [2023-12-25 23:08:28,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-25 23:08:28,540 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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 84 [2023-12-25 23:08:28,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:28,544 INFO L225 Difference]: With dead ends: 7433 [2023-12-25 23:08:28,545 INFO L226 Difference]: Without dead ends: 5712 [2023-12-25 23:08:28,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2023-12-25 23:08:28,547 INFO L413 NwaCegarLoop]: 302 mSDtfsCounter, 1006 mSDsluCounter, 1242 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 1544 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:28,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1006 Valid, 1544 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:08:28,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5712 states. [2023-12-25 23:08:28,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5712 to 2609. [2023-12-25 23:08:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2609 states, 2608 states have (on average 1.4854294478527608) internal successors, (3874), 2608 states have internal predecessors, (3874), 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) [2023-12-25 23:08:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2609 states and 3874 transitions. [2023-12-25 23:08:28,841 INFO L78 Accepts]: Start accepts. Automaton has 2609 states and 3874 transitions. Word has length 84 [2023-12-25 23:08:28,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:28,841 INFO L495 AbstractCegarLoop]: Abstraction has 2609 states and 3874 transitions. [2023-12-25 23:08:28,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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) [2023-12-25 23:08:28,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 3874 transitions. [2023-12-25 23:08:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:08:28,842 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:28,842 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:28,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2023-12-25 23:08:28,842 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:28,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:28,843 INFO L85 PathProgramCache]: Analyzing trace with hash -793800498, now seen corresponding path program 1 times [2023-12-25 23:08:28,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:28,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772659783] [2023-12-25 23:08:28,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:28,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:29,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:29,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772659783] [2023-12-25 23:08:29,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772659783] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:29,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:29,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-12-25 23:08:29,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577592442] [2023-12-25 23:08:29,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:29,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-25 23:08:29,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:29,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-25 23:08:29,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2023-12-25 23:08:29,264 INFO L87 Difference]: Start difference. First operand 2609 states and 3874 transitions. Second operand has 15 states, 15 states have (on average 5.6) internal successors, (84), 14 states have internal predecessors, (84), 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) [2023-12-25 23:08:29,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:29,848 INFO L93 Difference]: Finished difference Result 6297 states and 9508 transitions. [2023-12-25 23:08:29,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-25 23:08:29,848 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 14 states have internal predecessors, (84), 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 84 [2023-12-25 23:08:29,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:29,851 INFO L225 Difference]: With dead ends: 6297 [2023-12-25 23:08:29,851 INFO L226 Difference]: Without dead ends: 4088 [2023-12-25 23:08:29,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=180, Invalid=522, Unknown=0, NotChecked=0, Total=702 [2023-12-25 23:08:29,853 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 1141 mSDsluCounter, 1445 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1141 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:29,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1141 Valid, 1655 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:08:29,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4088 states. [2023-12-25 23:08:30,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4088 to 2613. [2023-12-25 23:08:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2613 states, 2612 states have (on average 1.4846860643185298) internal successors, (3878), 2612 states have internal predecessors, (3878), 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) [2023-12-25 23:08:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2613 states and 3878 transitions. [2023-12-25 23:08:30,049 INFO L78 Accepts]: Start accepts. Automaton has 2613 states and 3878 transitions. Word has length 84 [2023-12-25 23:08:30,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:30,049 INFO L495 AbstractCegarLoop]: Abstraction has 2613 states and 3878 transitions. [2023-12-25 23:08:30,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 14 states have internal predecessors, (84), 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) [2023-12-25 23:08:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 3878 transitions. [2023-12-25 23:08:30,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:08:30,050 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:30,050 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:30,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2023-12-25 23:08:30,050 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:30,051 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:30,051 INFO L85 PathProgramCache]: Analyzing trace with hash 164396562, now seen corresponding path program 1 times [2023-12-25 23:08:30,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:30,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261294117] [2023-12-25 23:08:30,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:30,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:30,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:30,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261294117] [2023-12-25 23:08:30,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261294117] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-25 23:08:30,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149590362] [2023-12-25 23:08:30,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:30,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:08:30,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:08:30,650 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) [2023-12-25 23:08:30,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-25 23:08:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:30,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-25 23:08:30,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 23:08:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:31,695 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-25 23:08:32,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:32,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149590362] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-25 23:08:32,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-25 23:08:32,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [17, 27] total 64 [2023-12-25 23:08:32,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631960095] [2023-12-25 23:08:32,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:32,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-12-25 23:08:32,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:32,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-12-25 23:08:32,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=3790, Unknown=0, NotChecked=0, Total=4032 [2023-12-25 23:08:32,552 INFO L87 Difference]: Start difference. First operand 2613 states and 3878 transitions. Second operand has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 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) [2023-12-25 23:08:53,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:08:53,810 INFO L93 Difference]: Finished difference Result 70394 states and 105640 transitions. [2023-12-25 23:08:53,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 324 states. [2023-12-25 23:08:53,811 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 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 84 [2023-12-25 23:08:53,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:08:53,872 INFO L225 Difference]: With dead ends: 70394 [2023-12-25 23:08:53,872 INFO L226 Difference]: Without dead ends: 65990 [2023-12-25 23:08:53,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 535 GetRequests, 152 SyntacticMatches, 2 SemanticMatches, 381 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61400 ImplicationChecksByTransitivity, 18.0s TimeCoverageRelationStatistics Valid=16491, Invalid=129815, Unknown=0, NotChecked=0, Total=146306 [2023-12-25 23:08:53,893 INFO L413 NwaCegarLoop]: 379 mSDtfsCounter, 6960 mSDsluCounter, 9692 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6960 SdHoareTripleChecker+Valid, 10071 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-25 23:08:53,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6960 Valid, 10071 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 2103 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-25 23:08:53,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65990 states. [2023-12-25 23:08:54,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65990 to 4200. [2023-12-25 23:08:54,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4200 states, 4199 states have (on average 1.5027387473207907) internal successors, (6310), 4199 states have internal predecessors, (6310), 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) [2023-12-25 23:08:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 4200 states and 6310 transitions. [2023-12-25 23:08:54,476 INFO L78 Accepts]: Start accepts. Automaton has 4200 states and 6310 transitions. Word has length 84 [2023-12-25 23:08:54,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:08:54,476 INFO L495 AbstractCegarLoop]: Abstraction has 4200 states and 6310 transitions. [2023-12-25 23:08:54,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 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) [2023-12-25 23:08:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 4200 states and 6310 transitions. [2023-12-25 23:08:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:08:54,477 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:08:54,477 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:08:54,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-25 23:08:54,683 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,SelfDestructingSolverStorable37 [2023-12-25 23:08:54,684 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:08:54,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:08:54,684 INFO L85 PathProgramCache]: Analyzing trace with hash -653251888, now seen corresponding path program 1 times [2023-12-25 23:08:54,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:08:54,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344064746] [2023-12-25 23:08:54,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:08:54,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:08:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:08:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:08:56,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:08:56,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344064746] [2023-12-25 23:08:56,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344064746] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:08:56,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:08:56,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2023-12-25 23:08:56,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226656474] [2023-12-25 23:08:56,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:08:56,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-12-25 23:08:56,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:08:56,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-12-25 23:08:56,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2023-12-25 23:08:56,124 INFO L87 Difference]: Start difference. First operand 4200 states and 6310 transitions. Second operand has 21 states, 21 states have (on average 4.0) internal successors, (84), 20 states have internal predecessors, (84), 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) [2023-12-25 23:09:00,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:09:00,451 INFO L93 Difference]: Finished difference Result 11710 states and 17750 transitions. [2023-12-25 23:09:00,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-25 23:09:00,452 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.0) internal successors, (84), 20 states have internal predecessors, (84), 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 84 [2023-12-25 23:09:00,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:09:00,458 INFO L225 Difference]: With dead ends: 11710 [2023-12-25 23:09:00,458 INFO L226 Difference]: Without dead ends: 7914 [2023-12-25 23:09:00,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=350, Invalid=1210, Unknown=0, NotChecked=0, Total=1560 [2023-12-25 23:09:00,462 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 1326 mSDsluCounter, 2350 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1326 SdHoareTripleChecker+Valid, 2565 SdHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-25 23:09:00,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1326 Valid, 2565 Invalid, 546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-25 23:09:00,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7914 states. [2023-12-25 23:09:00,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7914 to 4212. [2023-12-25 23:09:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4212 states, 4211 states have (on average 1.5022559962004274) internal successors, (6326), 4211 states have internal predecessors, (6326), 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) [2023-12-25 23:09:00,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 4212 states and 6326 transitions. [2023-12-25 23:09:00,754 INFO L78 Accepts]: Start accepts. Automaton has 4212 states and 6326 transitions. Word has length 84 [2023-12-25 23:09:00,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:09:00,754 INFO L495 AbstractCegarLoop]: Abstraction has 4212 states and 6326 transitions. [2023-12-25 23:09:00,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.0) internal successors, (84), 20 states have internal predecessors, (84), 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) [2023-12-25 23:09:00,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4212 states and 6326 transitions. [2023-12-25 23:09:00,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:09:00,756 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:09:00,756 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:09:00,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2023-12-25 23:09:00,756 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:09:00,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:09:00,756 INFO L85 PathProgramCache]: Analyzing trace with hash 370238314, now seen corresponding path program 1 times [2023-12-25 23:09:00,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:09:00,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835147449] [2023-12-25 23:09:00,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:09:00,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:09:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:09:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:09:01,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:09:01,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835147449] [2023-12-25 23:09:01,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835147449] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:09:01,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:09:01,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-12-25 23:09:01,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984591197] [2023-12-25 23:09:01,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:09:01,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-25 23:09:01,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:09:01,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-25 23:09:01,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-12-25 23:09:01,358 INFO L87 Difference]: Start difference. First operand 4212 states and 6326 transitions. Second operand has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 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) [2023-12-25 23:09:04,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:09:04,764 INFO L93 Difference]: Finished difference Result 17776 states and 26557 transitions. [2023-12-25 23:09:04,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-12-25 23:09:04,765 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 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 84 [2023-12-25 23:09:04,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:09:04,775 INFO L225 Difference]: With dead ends: 17776 [2023-12-25 23:09:04,775 INFO L226 Difference]: Without dead ends: 13963 [2023-12-25 23:09:04,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=565, Invalid=1327, Unknown=0, NotChecked=0, Total=1892 [2023-12-25 23:09:04,777 INFO L413 NwaCegarLoop]: 579 mSDtfsCounter, 1819 mSDsluCounter, 3942 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 4521 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-25 23:09:04,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1819 Valid, 4521 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-25 23:09:04,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13963 states. [2023-12-25 23:09:05,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13963 to 4243. [2023-12-25 23:09:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4243 states, 4242 states have (on average 1.5002357378595002) internal successors, (6364), 4242 states have internal predecessors, (6364), 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) [2023-12-25 23:09:05,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 4243 states and 6364 transitions. [2023-12-25 23:09:05,097 INFO L78 Accepts]: Start accepts. Automaton has 4243 states and 6364 transitions. Word has length 84 [2023-12-25 23:09:05,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:09:05,097 INFO L495 AbstractCegarLoop]: Abstraction has 4243 states and 6364 transitions. [2023-12-25 23:09:05,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 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) [2023-12-25 23:09:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 4243 states and 6364 transitions. [2023-12-25 23:09:05,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:09:05,099 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:09:05,099 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:09:05,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2023-12-25 23:09:05,099 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:09:05,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:09:05,099 INFO L85 PathProgramCache]: Analyzing trace with hash -538664520, now seen corresponding path program 1 times [2023-12-25 23:09:05,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:09:05,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65421068] [2023-12-25 23:09:05,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:09:05,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:09:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:09:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:09:05,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:09:05,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65421068] [2023-12-25 23:09:05,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65421068] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:09:05,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:09:05,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-25 23:09:05,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346380803] [2023-12-25 23:09:05,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:09:05,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-25 23:09:05,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:09:05,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-25 23:09:05,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-25 23:09:05,268 INFO L87 Difference]: Start difference. First operand 4243 states and 6364 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 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) [2023-12-25 23:09:06,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:09:06,259 INFO L93 Difference]: Finished difference Result 19158 states and 28723 transitions. [2023-12-25 23:09:06,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-25 23:09:06,260 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 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 84 [2023-12-25 23:09:06,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:09:06,270 INFO L225 Difference]: With dead ends: 19158 [2023-12-25 23:09:06,271 INFO L226 Difference]: Without dead ends: 15211 [2023-12-25 23:09:06,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2023-12-25 23:09:06,273 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 521 mSDsluCounter, 1085 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 1304 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:09:06,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 1304 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:09:06,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15211 states. [2023-12-25 23:09:06,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15211 to 5707. [2023-12-25 23:09:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5707 states, 5706 states have (on average 1.4679284963196635) internal successors, (8376), 5706 states have internal predecessors, (8376), 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) [2023-12-25 23:09:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5707 states to 5707 states and 8376 transitions. [2023-12-25 23:09:06,601 INFO L78 Accepts]: Start accepts. Automaton has 5707 states and 8376 transitions. Word has length 84 [2023-12-25 23:09:06,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:09:06,601 INFO L495 AbstractCegarLoop]: Abstraction has 5707 states and 8376 transitions. [2023-12-25 23:09:06,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 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) [2023-12-25 23:09:06,601 INFO L276 IsEmpty]: Start isEmpty. Operand 5707 states and 8376 transitions. [2023-12-25 23:09:06,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:09:06,603 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:09:06,603 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:09:06,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2023-12-25 23:09:06,603 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:09:06,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:09:06,603 INFO L85 PathProgramCache]: Analyzing trace with hash 2117444014, now seen corresponding path program 1 times [2023-12-25 23:09:06,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:09:06,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567556492] [2023-12-25 23:09:06,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:09:06,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:09:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:09:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:09:07,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:09:07,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567556492] [2023-12-25 23:09:07,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567556492] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-25 23:09:07,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847398877] [2023-12-25 23:09:07,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:09:07,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:09:07,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:09:07,266 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) [2023-12-25 23:09:07,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-25 23:09:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:09:07,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 154 conjunts are in the unsatisfiable core [2023-12-25 23:09:07,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 23:09:08,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:09:08,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-25 23:09:11,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:09:11,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847398877] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-25 23:09:11,295 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-25 23:09:11,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 36, 34] total 88 [2023-12-25 23:09:11,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546118186] [2023-12-25 23:09:11,295 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-25 23:09:11,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2023-12-25 23:09:11,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:09:11,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2023-12-25 23:09:11,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=490, Invalid=7342, Unknown=0, NotChecked=0, Total=7832 [2023-12-25 23:09:11,297 INFO L87 Difference]: Start difference. First operand 5707 states and 8376 transitions. Second operand has 89 states, 89 states have (on average 2.696629213483146) internal successors, (240), 88 states have internal predecessors, (240), 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) [2023-12-25 23:14:44,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:14:44,823 INFO L93 Difference]: Finished difference Result 518870 states and 759031 transitions. [2023-12-25 23:14:44,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1829 states. [2023-12-25 23:14:44,824 INFO L78 Accepts]: Start accepts. Automaton has has 89 states, 89 states have (on average 2.696629213483146) internal successors, (240), 88 states have internal predecessors, (240), 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 84 [2023-12-25 23:14:44,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:14:45,558 INFO L225 Difference]: With dead ends: 518870 [2023-12-25 23:14:45,558 INFO L226 Difference]: Without dead ends: 513714 [2023-12-25 23:14:46,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2014 GetRequests, 100 SyntacticMatches, 1 SemanticMatches, 1913 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1802062 ImplicationChecksByTransitivity, 281.9s TimeCoverageRelationStatistics Valid=254650, Invalid=3410660, Unknown=0, NotChecked=0, Total=3665310 [2023-12-25 23:14:46,027 INFO L413 NwaCegarLoop]: 1800 mSDtfsCounter, 17614 mSDsluCounter, 107995 mSDsCounter, 0 mSdLazyCounter, 22868 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17614 SdHoareTripleChecker+Valid, 109795 SdHoareTripleChecker+Invalid, 22974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 22868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2023-12-25 23:14:46,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17614 Valid, 109795 Invalid, 22974 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [106 Valid, 22868 Invalid, 0 Unknown, 0 Unchecked, 20.2s Time] [2023-12-25 23:14:46,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513714 states. [2023-12-25 23:14:49,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513714 to 9322. [2023-12-25 23:14:49,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9322 states, 9321 states have (on average 1.484175517648321) internal successors, (13834), 9321 states have internal predecessors, (13834), 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) [2023-12-25 23:14:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9322 states to 9322 states and 13834 transitions. [2023-12-25 23:14:49,252 INFO L78 Accepts]: Start accepts. Automaton has 9322 states and 13834 transitions. Word has length 84 [2023-12-25 23:14:49,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:14:49,252 INFO L495 AbstractCegarLoop]: Abstraction has 9322 states and 13834 transitions. [2023-12-25 23:14:49,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 2.696629213483146) internal successors, (240), 88 states have internal predecessors, (240), 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) [2023-12-25 23:14:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 9322 states and 13834 transitions. [2023-12-25 23:14:49,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:14:49,253 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:14:49,254 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:14:49,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-25 23:14:49,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-25 23:14:49,460 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:14:49,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:14:49,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1691193776, now seen corresponding path program 1 times [2023-12-25 23:14:49,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:14:49,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562220856] [2023-12-25 23:14:49,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:14:49,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:14:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:14:50,391 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:14:50,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:14:50,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562220856] [2023-12-25 23:14:50,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562220856] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:14:50,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:14:50,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-12-25 23:14:50,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793963908] [2023-12-25 23:14:50,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:14:50,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-12-25 23:14:50,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:14:50,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-12-25 23:14:50,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=271, Unknown=0, NotChecked=0, Total=306 [2023-12-25 23:14:50,393 INFO L87 Difference]: Start difference. First operand 9322 states and 13834 transitions. Second operand has 18 states, 18 states have (on average 4.666666666666667) internal successors, (84), 17 states have internal predecessors, (84), 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) [2023-12-25 23:14:52,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:14:52,842 INFO L93 Difference]: Finished difference Result 45410 states and 67905 transitions. [2023-12-25 23:14:52,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-25 23:14:52,842 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.666666666666667) internal successors, (84), 17 states have internal predecessors, (84), 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 84 [2023-12-25 23:14:52,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:14:52,872 INFO L225 Difference]: With dead ends: 45410 [2023-12-25 23:14:52,872 INFO L226 Difference]: Without dead ends: 36661 [2023-12-25 23:14:52,880 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=361, Invalid=1445, Unknown=0, NotChecked=0, Total=1806 [2023-12-25 23:14:52,881 INFO L413 NwaCegarLoop]: 439 mSDtfsCounter, 1345 mSDsluCounter, 4495 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 4934 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-25 23:14:52,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1345 Valid, 4934 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 670 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-25 23:14:52,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36661 states. [2023-12-25 23:14:53,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36661 to 9346. [2023-12-25 23:14:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9346 states, 9345 states have (on average 1.4842161583734617) internal successors, (13870), 9345 states have internal predecessors, (13870), 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) [2023-12-25 23:14:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9346 states to 9346 states and 13870 transitions. [2023-12-25 23:14:53,531 INFO L78 Accepts]: Start accepts. Automaton has 9346 states and 13870 transitions. Word has length 84 [2023-12-25 23:14:53,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:14:53,532 INFO L495 AbstractCegarLoop]: Abstraction has 9346 states and 13870 transitions. [2023-12-25 23:14:53,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.666666666666667) internal successors, (84), 17 states have internal predecessors, (84), 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) [2023-12-25 23:14:53,532 INFO L276 IsEmpty]: Start isEmpty. Operand 9346 states and 13870 transitions. [2023-12-25 23:14:53,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-25 23:14:53,533 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:14:53,533 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-25 23:14:53,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2023-12-25 23:14:53,533 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:14:53,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:14:53,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1550645166, now seen corresponding path program 1 times [2023-12-25 23:14:53,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:14:53,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206835287] [2023-12-25 23:14:53,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:14:53,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:14:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-25 23:14:53,635 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-25 23:14:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-25 23:14:53,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-25 23:14:53,771 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-25 23:14:53,771 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-25 23:14:53,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2023-12-25 23:14:53,775 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 23:14:53,777 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-25 23:14:53,836 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-25 23:14:53,836 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-25 23:14:53,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.12 11:14:53 BoogieIcfgContainer [2023-12-25 23:14:53,853 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-25 23:14:53,854 INFO L158 Benchmark]: Toolchain (without parser) took 660228.58ms. Allocated memory was 269.5MB in the beginning and 6.3GB in the end (delta: 6.0GB). Free memory was 221.5MB in the beginning and 4.8GB in the end (delta: -4.5GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2023-12-25 23:14:53,854 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 217.1MB. Free memory is still 164.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-25 23:14:53,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.21ms. Allocated memory is still 269.5MB. Free memory was 221.5MB in the beginning and 205.2MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-25 23:14:53,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.70ms. Allocated memory is still 269.5MB. Free memory was 205.2MB in the beginning and 194.2MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-12-25 23:14:53,854 INFO L158 Benchmark]: Boogie Preprocessor took 112.73ms. Allocated memory is still 269.5MB. Free memory was 194.2MB in the beginning and 188.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-12-25 23:14:53,854 INFO L158 Benchmark]: RCFGBuilder took 688.94ms. Allocated memory is still 269.5MB. Free memory was 187.8MB in the beginning and 200.3MB in the end (delta: -12.5MB). Peak memory consumption was 35.3MB. Max. memory is 8.0GB. [2023-12-25 23:14:53,854 INFO L158 Benchmark]: TraceAbstraction took 659082.46ms. Allocated memory was 269.5MB in the beginning and 6.3GB in the end (delta: 6.0GB). Free memory was 199.3MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2023-12-25 23:14:53,855 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 217.1MB. Free memory is still 164.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 265.21ms. Allocated memory is still 269.5MB. Free memory was 221.5MB in the beginning and 205.2MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 73.70ms. Allocated memory is still 269.5MB. Free memory was 205.2MB in the beginning and 194.2MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 112.73ms. Allocated memory is still 269.5MB. Free memory was 194.2MB in the beginning and 188.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 688.94ms. Allocated memory is still 269.5MB. Free memory was 187.8MB in the beginning and 200.3MB in the end (delta: -12.5MB). Peak memory consumption was 35.3MB. Max. memory is 8.0GB. * TraceAbstraction took 659082.46ms. Allocated memory was 269.5MB in the beginning and 6.3GB in the end (delta: 6.0GB). Free memory was 199.3MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. * 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 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 108, overapproximation of bitwiseAnd at line 113. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 3); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (3 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L33] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L35] const SORT_3 var_14 = 0; [L36] const SORT_3 var_30 = 1; [L38] SORT_1 input_2; [L39] SORT_3 input_4; [L40] SORT_3 input_5; [L41] SORT_3 input_6; [L42] SORT_3 input_7; [L43] SORT_3 input_8; [L44] SORT_3 input_9; [L45] SORT_3 input_10; [L46] SORT_3 input_11; [L47] SORT_12 input_13; [L48] SORT_12 input_34; [L49] SORT_12 input_36; [L50] SORT_3 input_38; [L51] SORT_12 input_100; [L52] SORT_3 input_102; [L53] SORT_1 input_105; [L54] SORT_3 input_107; [L55] SORT_3 input_109; [L56] SORT_3 input_111; [L57] SORT_3 input_113; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, var_14=0, var_30=1] [L59] SORT_3 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, var_14=0, var_30=1] [L60] SORT_3 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, var_14=0, var_30=1] [L61] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, var_14=0, var_30=1] [L62] SORT_3 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L64] SORT_3 init_16_arg_1 = var_14; [L65] state_15 = init_16_arg_1 [L66] SORT_3 init_18_arg_1 = var_14; [L67] state_17 = init_18_arg_1 [L68] SORT_3 init_21_arg_1 = var_14; [L69] state_20 = init_21_arg_1 [L70] SORT_3 init_25_arg_1 = var_14; [L71] state_24 = init_25_arg_1 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_30=1] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_34 = __VERIFIER_nondet_uchar() [L85] input_36 = __VERIFIER_nondet_uchar() [L86] input_38 = __VERIFIER_nondet_uchar() [L87] input_100 = __VERIFIER_nondet_uchar() [L88] input_102 = __VERIFIER_nondet_uchar() [L89] input_105 = __VERIFIER_nondet_uchar() [L90] input_107 = __VERIFIER_nondet_uchar() [L91] input_109 = __VERIFIER_nondet_uchar() [L92] input_111 = __VERIFIER_nondet_uchar() [L93] input_113 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19_arg_0=0, var_19_arg_1=0, var_30=1] [L98] EXPR var_19_arg_0 | var_19_arg_1 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19_arg_0=0, var_19_arg_1=0, var_30=1] [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22_arg_0=0, var_22_arg_1=0, var_30=1] [L101] EXPR var_22_arg_0 | var_22_arg_1 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22_arg_0=0, var_22_arg_1=0, var_30=1] [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = state_24; [L105] SORT_3 var_26 = ~var_26_arg_0; [L106] SORT_3 var_27_arg_0 = var_23; [L107] SORT_3 var_27_arg_1 = var_26; VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27_arg_0=255, var_27_arg_1=255, var_30=1] [L108] EXPR var_27_arg_0 | var_27_arg_1 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27_arg_0=255, var_27_arg_1=255, var_30=1] [L108] SORT_3 var_27 = var_27_arg_0 | var_27_arg_1; [L109] SORT_3 var_31_arg_0 = var_27; [L110] SORT_3 var_31 = ~var_31_arg_0; [L111] SORT_3 var_32_arg_0 = var_30; [L112] SORT_3 var_32_arg_1 = var_31; VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32_arg_0=1, var_32_arg_1=0] [L113] EXPR var_32_arg_0 & var_32_arg_1 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32_arg_0=1, var_32_arg_1=0] [L113] SORT_3 var_32 = var_32_arg_0 & var_32_arg_1; [L114] EXPR var_32 & mask_SORT_3 VAL [init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0] [L114] var_32 = var_32 & mask_SORT_3 [L115] SORT_3 bad_33_arg_0 = var_32; [L116] CALL __VERIFIER_assert(!(bad_33_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L116] RET __VERIFIER_assert(!(bad_33_arg_0)) [L118] SORT_3 var_40_arg_0 = state_17; [L119] SORT_3 var_40 = ~var_40_arg_0; [L120] SORT_3 var_41_arg_0 = state_15; [L121] SORT_3 var_41 = ~var_41_arg_0; [L122] SORT_3 var_42_arg_0 = var_41; [L123] SORT_3 var_42_arg_1 = state_20; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42_arg_0=255, var_42_arg_1=0] [L124] EXPR var_42_arg_0 & var_42_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42_arg_0=255, var_42_arg_1=0] [L124] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; [L125] SORT_3 var_43_arg_0 = var_42; [L126] SORT_3 var_43 = ~var_43_arg_0; [L127] SORT_3 var_44_arg_0 = var_40; [L128] SORT_3 var_44_arg_1 = var_43; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44_arg_0=255, var_44_arg_1=255] [L129] EXPR var_44_arg_0 | var_44_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44_arg_0=255, var_44_arg_1=255] [L129] SORT_3 var_44 = var_44_arg_0 | var_44_arg_1; [L130] SORT_3 var_45_arg_0 = var_44; [L131] SORT_3 var_45 = ~var_45_arg_0; [L132] SORT_3 var_46_arg_0 = state_17; [L133] SORT_3 var_46_arg_1 = state_20; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46_arg_0=0, var_46_arg_1=0] [L134] EXPR var_46_arg_0 & var_46_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46_arg_0=0, var_46_arg_1=0] [L134] SORT_3 var_46 = var_46_arg_0 & var_46_arg_1; [L135] SORT_3 var_47_arg_0 = var_41; [L136] SORT_3 var_47_arg_1 = var_46; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47_arg_0=255, var_47_arg_1=0] [L137] EXPR var_47_arg_0 | var_47_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47_arg_0=255, var_47_arg_1=0] [L137] SORT_3 var_47 = var_47_arg_0 | var_47_arg_1; [L138] SORT_3 var_48_arg_0 = var_47; [L139] SORT_3 var_48 = ~var_48_arg_0; [L140] SORT_3 var_49_arg_0 = var_45; [L141] SORT_3 var_49_arg_1 = var_48; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49_arg_0=0, var_49_arg_1=0] [L142] EXPR var_49_arg_0 | var_49_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49_arg_0=0, var_49_arg_1=0] [L142] SORT_3 var_49 = var_49_arg_0 | var_49_arg_1; [L143] SORT_3 next_115_arg_1 = var_49; [L144] SORT_3 var_51_arg_0 = state_20; [L145] SORT_3 var_51 = ~var_51_arg_0; [L146] SORT_3 var_52_arg_0 = state_17; [L147] SORT_3 var_52_arg_1 = var_51; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52_arg_0=0, var_52_arg_1=255] [L148] EXPR var_52_arg_0 | var_52_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52_arg_0=0, var_52_arg_1=255] [L148] SORT_3 var_52 = var_52_arg_0 | var_52_arg_1; [L149] SORT_3 var_53_arg_0 = state_17; [L150] SORT_3 var_53_arg_1 = var_51; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53_arg_0=0, var_53_arg_1=255] [L151] EXPR var_53_arg_0 & var_53_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53_arg_0=0, var_53_arg_1=255] [L151] SORT_3 var_53 = var_53_arg_0 & var_53_arg_1; [L152] SORT_3 var_54_arg_0 = var_53; [L153] SORT_3 var_54 = ~var_54_arg_0; [L154] SORT_3 var_55_arg_0 = var_52; [L155] SORT_3 var_55_arg_1 = var_54; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55_arg_0=255, var_55_arg_1=255] [L156] EXPR var_55_arg_0 & var_55_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55_arg_0=255, var_55_arg_1=255] [L156] SORT_3 var_55 = var_55_arg_0 & var_55_arg_1; [L157] SORT_3 var_56_arg_0 = var_55; [L158] SORT_3 var_56 = ~var_56_arg_0; [L159] SORT_3 next_116_arg_1 = var_56; [L160] SORT_1 var_58_arg_0 = input_2; [L161] SORT_3 var_58 = var_58_arg_0 >> 0; [L162] SORT_1 var_59_arg_0 = input_2; [L163] SORT_3 var_59 = var_59_arg_0 >> 2; [L164] SORT_3 var_60_arg_0 = var_59; [L165] SORT_3 var_60 = ~var_60_arg_0; [L166] SORT_1 var_61_arg_0 = input_2; [L167] SORT_3 var_61 = var_61_arg_0 >> 1; [L168] SORT_3 var_62_arg_0 = var_60; [L169] SORT_3 var_62_arg_1 = var_61; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62_arg_0=193, var_62_arg_1=125] [L170] EXPR var_62_arg_0 | var_62_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62_arg_0=193, var_62_arg_1=125] [L170] SORT_3 var_62 = var_62_arg_0 | var_62_arg_1; [L171] SORT_3 var_63_arg_0 = var_58; [L172] SORT_3 var_63_arg_1 = var_62; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63_arg_0=251, var_63_arg_1=254] [L173] EXPR var_63_arg_0 | var_63_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63_arg_0=251, var_63_arg_1=254] [L173] SORT_3 var_63 = var_63_arg_0 | var_63_arg_1; [L174] SORT_3 var_64_arg_0 = var_63; [L175] SORT_3 var_64 = ~var_64_arg_0; [L176] SORT_3 var_65_arg_0 = state_15; [L177] SORT_3 var_65_arg_1 = state_17; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65_arg_0=0, var_65_arg_1=0] [L178] EXPR var_65_arg_0 | var_65_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65_arg_0=0, var_65_arg_1=0] [L178] SORT_3 var_65 = var_65_arg_0 | var_65_arg_1; [L179] SORT_3 var_66_arg_0 = var_64; [L180] SORT_3 var_66_arg_1 = var_65; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66_arg_0=0, var_66_arg_1=0] [L181] EXPR var_66_arg_0 | var_66_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66_arg_0=0, var_66_arg_1=0] [L181] SORT_3 var_66 = var_66_arg_0 | var_66_arg_1; [L182] SORT_3 var_67_arg_0 = var_66; [L183] SORT_3 var_67_arg_1 = var_51; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67_arg_0=0, var_67_arg_1=255] [L184] EXPR var_67_arg_0 & var_67_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67_arg_0=0, var_67_arg_1=255] [L184] SORT_3 var_67 = var_67_arg_0 & var_67_arg_1; [L185] SORT_3 next_117_arg_1 = var_67; [L186] SORT_3 var_69_arg_0 = state_15; [L187] SORT_3 var_69_arg_1 = state_20; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69_arg_0=0, var_69_arg_1=0] [L188] EXPR var_69_arg_0 & var_69_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69_arg_0=0, var_69_arg_1=0] [L188] SORT_3 var_69 = var_69_arg_0 & var_69_arg_1; [L189] SORT_3 var_70_arg_0 = var_69; [L190] SORT_3 var_70 = ~var_70_arg_0; [L191] SORT_3 var_71_arg_0 = var_40; [L192] SORT_3 var_71_arg_1 = var_70; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71_arg_0=255, var_71_arg_1=255] [L193] EXPR var_71_arg_0 | var_71_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71_arg_0=255, var_71_arg_1=255] [L193] SORT_3 var_71 = var_71_arg_0 | var_71_arg_1; [L194] SORT_3 var_72_arg_0 = var_71; [L195] SORT_3 var_72 = ~var_72_arg_0; [L196] SORT_3 var_73_arg_0 = state_20; [L197] SORT_3 var_73_arg_1 = var_65; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73_arg_0=0, var_73_arg_1=0] [L198] EXPR var_73_arg_0 | var_73_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73_arg_0=0, var_73_arg_1=0] [L198] SORT_3 var_73 = var_73_arg_0 | var_73_arg_1; [L199] SORT_3 var_74_arg_0 = var_73; [L200] SORT_3 var_74 = ~var_74_arg_0; [L201] SORT_3 var_75_arg_0 = var_58; [L202] SORT_3 var_75_arg_1 = var_74; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75_arg_0=251, var_75_arg_1=255] [L203] EXPR var_75_arg_0 & var_75_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75_arg_0=251, var_75_arg_1=255] [L203] SORT_3 var_75 = var_75_arg_0 & var_75_arg_1; [L204] SORT_3 var_76_arg_0 = var_75; [L205] SORT_3 var_76 = ~var_76_arg_0; [L206] SORT_3 var_77_arg_0 = var_76; [L207] SORT_3 var_77 = ~var_77_arg_0; [L208] SORT_3 var_78_arg_0 = var_72; [L209] SORT_3 var_78_arg_1 = var_77; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78_arg_0=0, var_78_arg_1=1] [L210] EXPR var_78_arg_0 | var_78_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78_arg_0=0, var_78_arg_1=1] [L210] SORT_3 var_78 = var_78_arg_0 | var_78_arg_1; [L211] SORT_3 var_79_arg_0 = var_62; [L212] SORT_3 var_79_arg_1 = var_74; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79_arg_0=254, var_79_arg_1=255] [L213] EXPR var_79_arg_0 & var_79_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79_arg_0=254, var_79_arg_1=255] [L213] SORT_3 var_79 = var_79_arg_0 & var_79_arg_1; [L214] SORT_3 var_80_arg_0 = var_78; [L215] SORT_3 var_80_arg_1 = var_79; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80_arg_0=1, var_80_arg_1=1] [L216] EXPR var_80_arg_0 | var_80_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, state_15=0, state_17=0, state_20=0, state_24=0, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80_arg_0=1, var_80_arg_1=1] [L216] SORT_3 var_80 = var_80_arg_0 | var_80_arg_1; [L217] SORT_3 next_118_arg_1 = var_80; [L219] state_15 = next_115_arg_1 [L220] state_17 = next_116_arg_1 [L221] state_20 = next_117_arg_1 [L222] state_24 = next_118_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, input_2=251, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_34 = __VERIFIER_nondet_uchar() [L85] input_36 = __VERIFIER_nondet_uchar() [L86] input_38 = __VERIFIER_nondet_uchar() [L87] input_100 = __VERIFIER_nondet_uchar() [L88] input_102 = __VERIFIER_nondet_uchar() [L89] input_105 = __VERIFIER_nondet_uchar() [L90] input_107 = __VERIFIER_nondet_uchar() [L91] input_109 = __VERIFIER_nondet_uchar() [L92] input_111 = __VERIFIER_nondet_uchar() [L93] input_113 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L98] EXPR var_19_arg_0 | var_19_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L101] EXPR var_22_arg_0 | var_22_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=255, var_26_arg_0=0, var_27=255, var_27_arg_0=255, var_27_arg_1=255, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = state_24; [L105] SORT_3 var_26 = ~var_26_arg_0; [L106] SORT_3 var_27_arg_0 = var_23; [L107] SORT_3 var_27_arg_1 = var_26; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=254, var_26_arg_0=1, var_27=255, var_27_arg_0=255, var_27_arg_1=254, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L108] EXPR var_27_arg_0 | var_27_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=254, var_26_arg_0=1, var_27=255, var_27_arg_0=255, var_27_arg_1=254, var_30=1, var_31=0, var_31_arg_0=255, var_32=0, var_32_arg_0=1, var_32_arg_1=0, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L108] SORT_3 var_27 = var_27_arg_0 | var_27_arg_1; [L109] SORT_3 var_31_arg_0 = var_27; [L110] SORT_3 var_31 = ~var_31_arg_0; [L111] SORT_3 var_32_arg_0 = var_30; [L112] SORT_3 var_32_arg_1 = var_31; VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=254, var_26_arg_0=1, var_27=2, var_27_arg_0=255, var_27_arg_1=254, var_30=1, var_31=253, var_31_arg_0=2, var_32=0, var_32_arg_0=1, var_32_arg_1=253, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L113] EXPR var_32_arg_0 & var_32_arg_1 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=254, var_26_arg_0=1, var_27=2, var_27_arg_0=255, var_27_arg_1=254, var_30=1, var_31=253, var_31_arg_0=2, var_32=0, var_32_arg_0=1, var_32_arg_1=253, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L113] SORT_3 var_32 = var_32_arg_0 & var_32_arg_1; [L114] EXPR var_32 & mask_SORT_3 VAL [bad_33_arg_0=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_25_arg_1=0, mask_SORT_12=255, mask_SORT_1=7, mask_SORT_3=1, msb_SORT_12=128, msb_SORT_1=4, msb_SORT_3=1, next_115_arg_1=0, next_116_arg_1=0, next_117_arg_1=0, next_118_arg_1=1, state_15=0, state_17=0, state_20=0, state_24=1, var_14=0, var_19=0, var_19_arg_0=0, var_19_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=0, var_23=255, var_23_arg_0=0, var_26=254, var_26_arg_0=1, var_27=2, var_27_arg_0=255, var_27_arg_1=254, var_30=1, var_31=253, var_31_arg_0=2, var_32=1, var_32_arg_0=1, var_32_arg_1=253, var_40=255, var_40_arg_0=0, var_41=255, var_41_arg_0=0, var_42=0, var_42_arg_0=255, var_42_arg_1=0, var_43=255, var_43_arg_0=0, var_44=255, var_44_arg_0=255, var_44_arg_1=255, var_45=0, var_45_arg_0=255, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=255, var_47_arg_0=255, var_47_arg_1=0, var_48=0, var_48_arg_0=255, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_51=255, var_51_arg_0=0, var_52=255, var_52_arg_0=0, var_52_arg_1=255, var_53=0, var_53_arg_0=0, var_53_arg_1=255, var_54=255, var_54_arg_0=0, var_55=255, var_55_arg_0=255, var_55_arg_1=255, var_56=0, var_56_arg_0=255, var_58=251, var_58_arg_0=251, var_59=62, var_59_arg_0=251, var_60=193, var_60_arg_0=62, var_61=125, var_61_arg_0=251, var_62=254, var_62_arg_0=193, var_62_arg_1=125, var_63=255, var_63_arg_0=251, var_63_arg_1=254, var_64=0, var_64_arg_0=255, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=255, var_70_arg_0=0, var_71=255, var_71_arg_0=255, var_71_arg_1=255, var_72=0, var_72_arg_0=255, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=251, var_75_arg_1=255, var_76=254, var_76_arg_0=1, var_77=1, var_77_arg_0=254, var_78=1, var_78_arg_0=0, var_78_arg_1=1, var_79=1, var_79_arg_0=254, var_79_arg_1=255, var_80=1, var_80_arg_0=1, var_80_arg_1=1] [L114] var_32 = var_32 & mask_SORT_3 [L115] SORT_3 bad_33_arg_0 = var_32; [L116] CALL __VERIFIER_assert(!(bad_33_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 659.0s, OverallIterations: 44, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 616.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 111762 SdHoareTripleChecker+Valid, 47.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111762 mSDsluCounter, 274212 SdHoareTripleChecker+Invalid, 41.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 260842 mSDsCounter, 413 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56178 IncrementalHoareTripleChecker+Invalid, 56591 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 413 mSolverCounterUnsat, 13370 mSDtfsCounter, 56178 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5913 GetRequests, 764 SyntacticMatches, 14 SemanticMatches, 5135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2855611 ImplicationChecksByTransitivity, 517.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9346occurred in iteration=43, InterpolantAutomatonStates: 4659, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.3s AutomataMinimizationTime, 43 MinimizatonAttempts, 695570 StatesRemovedByMinimization, 42 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 28.9s InterpolantComputationTime, 3763 NumberOfCodeBlocks, 3763 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 3959 ConstructedInterpolants, 0 QuantifiedInterpolants, 29892 SizeOfPredicates, 227 NumberOfNonLiveVariables, 2910 ConjunctsInSsa, 565 ConjunctsInUnsatCore, 53 InterpolantComputations, 40 PerfectInterpolantSequences, 503/564 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-25 23:14:53,953 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...