/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/eca-rers2012/Problem15_label24.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 04:12:33,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 04:12:33,987 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 04:12:33,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 04:12:33,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 04:12:34,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 04:12:34,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 04:12:34,013 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 04:12:34,013 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 04:12:34,013 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 04:12:34,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 04:12:34,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 04:12:34,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 04:12:34,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 04:12:34,014 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 04:12:34,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 04:12:34,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 04:12:34,015 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 04:12:34,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 04:12:34,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 04:12:34,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 04:12:34,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 04:12:34,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 04:12:34,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 04:12:34,021 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 04:12:34,021 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 04:12:34,021 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 04:12:34,022 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 04:12:34,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 04:12:34,022 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 04:12:34,022 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 04:12:34,023 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 04:12:34,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 04:12:34,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 04:12:34,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 04:12:34,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 04:12:34,024 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 04:12:34,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 04:12:34,024 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 04:12:34,024 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 04:12:34,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 04:12:34,036 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 04:12:34,036 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 04:12:34,036 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 04:12:34,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 04:12:34,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 04:12:34,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 04:12:34,241 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 04:12:34,241 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 04:12:34,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem15_label24.c [2023-12-19 04:12:35,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 04:12:35,602 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 04:12:35,603 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem15_label24.c [2023-12-19 04:12:35,618 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2419c29/0212803503c24b87ba0301927ad116b8/FLAG603527a21 [2023-12-19 04:12:35,637 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2419c29/0212803503c24b87ba0301927ad116b8 [2023-12-19 04:12:35,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 04:12:35,640 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 04:12:35,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 04:12:35,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 04:12:35,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 04:12:35,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 04:12:35" (1/1) ... [2023-12-19 04:12:35,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d69c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:35, skipping insertion in model container [2023-12-19 04:12:35,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 04:12:35" (1/1) ... [2023-12-19 04:12:35,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 04:12:35,889 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem15_label24.c[4739,4752] [2023-12-19 04:12:36,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 04:12:36,202 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 04:12:36,246 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem15_label24.c[4739,4752] [2023-12-19 04:12:36,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 04:12:36,422 INFO L206 MainTranslator]: Completed translation [2023-12-19 04:12:36,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36 WrapperNode [2023-12-19 04:12:36,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 04:12:36,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 04:12:36,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 04:12:36,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 04:12:36,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,583 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1760 [2023-12-19 04:12:36,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 04:12:36,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 04:12:36,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 04:12:36,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 04:12:36,593 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,610 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,759 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]. [2023-12-19 04:12:36,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,811 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 04:12:36,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 04:12:36,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 04:12:36,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 04:12:36,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (1/1) ... [2023-12-19 04:12:36,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 04:12:36,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:12:36,906 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) [2023-12-19 04:12:36,922 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 [2023-12-19 04:12:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 04:12:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 04:12:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 04:12:36,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 04:12:36,978 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 04:12:36,980 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 04:12:38,880 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 04:12:38,920 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 04:12:38,920 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 04:12:38,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 04:12:38 BoogieIcfgContainer [2023-12-19 04:12:38,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 04:12:38,923 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 04:12:38,923 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 04:12:38,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 04:12:38,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 04:12:35" (1/3) ... [2023-12-19 04:12:38,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b13b8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 04:12:38, skipping insertion in model container [2023-12-19 04:12:38,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:12:36" (2/3) ... [2023-12-19 04:12:38,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b13b8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 04:12:38, skipping insertion in model container [2023-12-19 04:12:38,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 04:12:38" (3/3) ... [2023-12-19 04:12:38,928 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label24.c [2023-12-19 04:12:38,939 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 04:12:38,939 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 04:12:38,986 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 04:12:38,990 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;@41b13f3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 04:12:38,990 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 04:12:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand has 362 states, 360 states have (on average 1.9111111111111112) internal successors, (688), 361 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:38,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-19 04:12:38,999 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:38,999 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:38,999 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:39,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:39,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1468810333, now seen corresponding path program 1 times [2023-12-19 04:12:39,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:39,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656245668] [2023-12-19 04:12:39,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:39,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:12:39,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:39,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656245668] [2023-12-19 04:12:39,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656245668] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:39,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:39,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:12:39,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402196828] [2023-12-19 04:12:39,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:39,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 04:12:39,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:39,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 04:12:39,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 04:12:39,142 INFO L87 Difference]: Start difference. First operand has 362 states, 360 states have (on average 1.9111111111111112) internal successors, (688), 361 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:39,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:39,187 INFO L93 Difference]: Finished difference Result 723 states and 1375 transitions. [2023-12-19 04:12:39,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 04:12:39,190 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2023-12-19 04:12:39,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:39,200 INFO L225 Difference]: With dead ends: 723 [2023-12-19 04:12:39,200 INFO L226 Difference]: Without dead ends: 360 [2023-12-19 04:12:39,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 04:12:39,206 INFO L413 NwaCegarLoop]: 623 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:39,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 623 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 04:12:39,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2023-12-19 04:12:39,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 360. [2023-12-19 04:12:39,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.7353760445682451) internal successors, (623), 359 states have internal predecessors, (623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:39,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 623 transitions. [2023-12-19 04:12:39,250 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 623 transitions. Word has length 37 [2023-12-19 04:12:39,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:39,250 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 623 transitions. [2023-12-19 04:12:39,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:39,250 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 623 transitions. [2023-12-19 04:12:39,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-19 04:12:39,251 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:39,251 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:39,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-19 04:12:39,251 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:39,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:39,252 INFO L85 PathProgramCache]: Analyzing trace with hash 720354447, now seen corresponding path program 1 times [2023-12-19 04:12:39,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:39,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517275345] [2023-12-19 04:12:39,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:39,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:39,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:12:39,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:39,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517275345] [2023-12-19 04:12:39,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517275345] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:39,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:39,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:12:39,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438199706] [2023-12-19 04:12:39,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:39,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:39,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:39,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:39,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:39,424 INFO L87 Difference]: Start difference. First operand 360 states and 623 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:41,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:41,420 INFO L93 Difference]: Finished difference Result 1023 states and 1787 transitions. [2023-12-19 04:12:41,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:41,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2023-12-19 04:12:41,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:41,424 INFO L225 Difference]: With dead ends: 1023 [2023-12-19 04:12:41,424 INFO L226 Difference]: Without dead ends: 664 [2023-12-19 04:12:41,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:41,430 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 279 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 916 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:41,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 316 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 916 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-19 04:12:41,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2023-12-19 04:12:41,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 662. [2023-12-19 04:12:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.4826021180030258) internal successors, (980), 661 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 980 transitions. [2023-12-19 04:12:41,458 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 980 transitions. Word has length 37 [2023-12-19 04:12:41,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:41,458 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 980 transitions. [2023-12-19 04:12:41,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:41,459 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 980 transitions. [2023-12-19 04:12:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-19 04:12:41,483 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:41,483 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:41,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-19 04:12:41,484 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:41,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:41,484 INFO L85 PathProgramCache]: Analyzing trace with hash -250021408, now seen corresponding path program 1 times [2023-12-19 04:12:41,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:41,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555157985] [2023-12-19 04:12:41,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:41,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:41,740 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:12:41,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:41,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555157985] [2023-12-19 04:12:41,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555157985] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:41,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:41,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:12:41,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495892046] [2023-12-19 04:12:41,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:41,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:41,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:41,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:41,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:41,742 INFO L87 Difference]: Start difference. First operand 662 states and 980 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:42,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:42,961 INFO L93 Difference]: Finished difference Result 1623 states and 2314 transitions. [2023-12-19 04:12:42,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:42,962 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 0 states have call successors, (0), 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 102 [2023-12-19 04:12:42,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:42,965 INFO L225 Difference]: With dead ends: 1623 [2023-12-19 04:12:42,965 INFO L226 Difference]: Without dead ends: 962 [2023-12-19 04:12:42,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:42,969 INFO L413 NwaCegarLoop]: 297 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 911 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:42,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 335 Invalid, 935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 911 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-19 04:12:42,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2023-12-19 04:12:42,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 962. [2023-12-19 04:12:42,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 961 states have (on average 1.3631633714880333) internal successors, (1310), 961 states have internal predecessors, (1310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:42,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 1310 transitions. [2023-12-19 04:12:42,996 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 1310 transitions. Word has length 102 [2023-12-19 04:12:42,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:42,997 INFO L495 AbstractCegarLoop]: Abstraction has 962 states and 1310 transitions. [2023-12-19 04:12:42,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:42,997 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1310 transitions. [2023-12-19 04:12:42,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-19 04:12:42,998 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:42,998 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:42,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-19 04:12:42,998 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:42,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:42,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1687915609, now seen corresponding path program 1 times [2023-12-19 04:12:42,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:42,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254295572] [2023-12-19 04:12:42,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:42,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:12:43,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:43,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254295572] [2023-12-19 04:12:43,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254295572] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:43,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:43,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 04:12:43,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259729525] [2023-12-19 04:12:43,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:43,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 04:12:43,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:43,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 04:12:43,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 04:12:43,172 INFO L87 Difference]: Start difference. First operand 962 states and 1310 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:44,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:44,800 INFO L93 Difference]: Finished difference Result 2239 states and 3196 transitions. [2023-12-19 04:12:44,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 04:12:44,800 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 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 107 [2023-12-19 04:12:44,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:44,805 INFO L225 Difference]: With dead ends: 2239 [2023-12-19 04:12:44,805 INFO L226 Difference]: Without dead ends: 1577 [2023-12-19 04:12:44,806 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 04:12:44,807 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 934 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 1176 mSolverCounterSat, 691 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 934 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 1867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 691 IncrementalHoareTripleChecker+Valid, 1176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:44,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [934 Valid, 319 Invalid, 1867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [691 Valid, 1176 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-19 04:12:44,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1577 states. [2023-12-19 04:12:44,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1577 to 1265. [2023-12-19 04:12:44,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1265 states, 1264 states have (on average 1.3045886075949367) internal successors, (1649), 1264 states have internal predecessors, (1649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:44,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1265 states and 1649 transitions. [2023-12-19 04:12:44,831 INFO L78 Accepts]: Start accepts. Automaton has 1265 states and 1649 transitions. Word has length 107 [2023-12-19 04:12:44,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:44,833 INFO L495 AbstractCegarLoop]: Abstraction has 1265 states and 1649 transitions. [2023-12-19 04:12:44,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:44,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1649 transitions. [2023-12-19 04:12:44,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-19 04:12:44,839 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:44,839 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:44,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-19 04:12:44,840 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:44,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:44,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1396589890, now seen corresponding path program 1 times [2023-12-19 04:12:44,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:44,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975834677] [2023-12-19 04:12:44,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:44,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:45,034 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:12:45,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:45,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975834677] [2023-12-19 04:12:45,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975834677] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:45,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:45,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:12:45,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661002921] [2023-12-19 04:12:45,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:45,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 04:12:45,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:45,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 04:12:45,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 04:12:45,039 INFO L87 Difference]: Start difference. First operand 1265 states and 1649 transitions. Second operand has 4 states, 4 states have (on average 50.75) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:47,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:47,772 INFO L93 Difference]: Finished difference Result 4669 states and 6169 transitions. [2023-12-19 04:12:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 04:12:47,773 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 50.75) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 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 203 [2023-12-19 04:12:47,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:47,782 INFO L225 Difference]: With dead ends: 4669 [2023-12-19 04:12:47,783 INFO L226 Difference]: Without dead ends: 3405 [2023-12-19 04:12:47,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 04:12:47,785 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 489 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1956 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 2239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:47,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 345 Invalid, 2239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1956 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-19 04:12:47,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3405 states. [2023-12-19 04:12:47,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3405 to 3380. [2023-12-19 04:12:47,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3380 states, 3379 states have (on average 1.2367564368156259) internal successors, (4179), 3379 states have internal predecessors, (4179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:47,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 3380 states and 4179 transitions. [2023-12-19 04:12:47,832 INFO L78 Accepts]: Start accepts. Automaton has 3380 states and 4179 transitions. Word has length 203 [2023-12-19 04:12:47,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:47,832 INFO L495 AbstractCegarLoop]: Abstraction has 3380 states and 4179 transitions. [2023-12-19 04:12:47,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.75) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:47,833 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 4179 transitions. [2023-12-19 04:12:47,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-19 04:12:47,835 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:47,835 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:47,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-19 04:12:47,835 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:47,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:47,835 INFO L85 PathProgramCache]: Analyzing trace with hash 334049396, now seen corresponding path program 1 times [2023-12-19 04:12:47,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:47,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314071055] [2023-12-19 04:12:47,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:47,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-19 04:12:47,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:47,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314071055] [2023-12-19 04:12:47,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314071055] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:47,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:47,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:12:47,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207577953] [2023-12-19 04:12:47,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:47,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:47,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:47,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:47,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:47,994 INFO L87 Difference]: Start difference. First operand 3380 states and 4179 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:49,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:49,214 INFO L93 Difference]: Finished difference Result 8562 states and 10753 transitions. [2023-12-19 04:12:49,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:49,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 207 [2023-12-19 04:12:49,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:49,228 INFO L225 Difference]: With dead ends: 8562 [2023-12-19 04:12:49,228 INFO L226 Difference]: Without dead ends: 5482 [2023-12-19 04:12:49,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:49,232 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 1090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:49,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 337 Invalid, 1090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-19 04:12:49,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5482 states. [2023-12-19 04:12:49,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5482 to 5477. [2023-12-19 04:12:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5477 states, 5476 states have (on average 1.168736303871439) internal successors, (6400), 5476 states have internal predecessors, (6400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:49,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5477 states to 5477 states and 6400 transitions. [2023-12-19 04:12:49,309 INFO L78 Accepts]: Start accepts. Automaton has 5477 states and 6400 transitions. Word has length 207 [2023-12-19 04:12:49,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:49,309 INFO L495 AbstractCegarLoop]: Abstraction has 5477 states and 6400 transitions. [2023-12-19 04:12:49,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 5477 states and 6400 transitions. [2023-12-19 04:12:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-12-19 04:12:49,312 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:49,312 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:49,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-19 04:12:49,313 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:49,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:49,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1992211450, now seen corresponding path program 1 times [2023-12-19 04:12:49,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:49,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995767995] [2023-12-19 04:12:49,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:49,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-19 04:12:49,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:49,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995767995] [2023-12-19 04:12:49,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995767995] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:49,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:49,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:12:49,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600590094] [2023-12-19 04:12:49,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:49,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:49,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:49,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:49,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:49,769 INFO L87 Difference]: Start difference. First operand 5477 states and 6400 transitions. Second operand has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:50,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:50,911 INFO L93 Difference]: Finished difference Result 10654 states and 12488 transitions. [2023-12-19 04:12:50,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:50,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 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 309 [2023-12-19 04:12:50,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:50,927 INFO L225 Difference]: With dead ends: 10654 [2023-12-19 04:12:50,927 INFO L226 Difference]: Without dead ends: 5477 [2023-12-19 04:12:50,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:50,937 INFO L413 NwaCegarLoop]: 322 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:50,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 357 Invalid, 894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 889 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-19 04:12:50,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5477 states. [2023-12-19 04:12:51,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5477 to 5477. [2023-12-19 04:12:51,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5477 states, 5476 states have (on average 1.1676406135865596) internal successors, (6394), 5476 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5477 states to 5477 states and 6394 transitions. [2023-12-19 04:12:51,018 INFO L78 Accepts]: Start accepts. Automaton has 5477 states and 6394 transitions. Word has length 309 [2023-12-19 04:12:51,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:51,018 INFO L495 AbstractCegarLoop]: Abstraction has 5477 states and 6394 transitions. [2023-12-19 04:12:51,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 5477 states and 6394 transitions. [2023-12-19 04:12:51,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2023-12-19 04:12:51,021 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:51,022 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:51,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-19 04:12:51,022 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:51,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:51,023 INFO L85 PathProgramCache]: Analyzing trace with hash 910457505, now seen corresponding path program 1 times [2023-12-19 04:12:51,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:51,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036776698] [2023-12-19 04:12:51,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:51,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-19 04:12:51,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:51,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036776698] [2023-12-19 04:12:51,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036776698] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:51,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:51,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:12:51,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211981196] [2023-12-19 04:12:51,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:51,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:51,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:51,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:51,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:51,212 INFO L87 Difference]: Start difference. First operand 5477 states and 6394 transitions. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:52,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:52,846 INFO L93 Difference]: Finished difference Result 11850 states and 14150 transitions. [2023-12-19 04:12:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:52,847 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 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 324 [2023-12-19 04:12:52,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:52,869 INFO L225 Difference]: With dead ends: 11850 [2023-12-19 04:12:52,870 INFO L226 Difference]: Without dead ends: 6673 [2023-12-19 04:12:52,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:52,897 INFO L413 NwaCegarLoop]: 275 mSDtfsCounter, 276 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 909 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 1115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:52,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 320 Invalid, 1115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 909 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-19 04:12:52,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6673 states. [2023-12-19 04:12:52,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6673 to 4875. [2023-12-19 04:12:53,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4875 states, 4874 states have (on average 1.1805498563807961) internal successors, (5754), 4874 states have internal predecessors, (5754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:53,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 4875 states and 5754 transitions. [2023-12-19 04:12:53,031 INFO L78 Accepts]: Start accepts. Automaton has 4875 states and 5754 transitions. Word has length 324 [2023-12-19 04:12:53,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:53,031 INFO L495 AbstractCegarLoop]: Abstraction has 4875 states and 5754 transitions. [2023-12-19 04:12:53,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4875 states and 5754 transitions. [2023-12-19 04:12:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2023-12-19 04:12:53,035 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:53,036 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:53,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-19 04:12:53,036 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:53,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:53,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1478543988, now seen corresponding path program 1 times [2023-12-19 04:12:53,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:53,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552563252] [2023-12-19 04:12:53,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:53,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:53,544 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-12-19 04:12:53,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:53,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552563252] [2023-12-19 04:12:53,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552563252] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:53,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:53,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:12:53,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162049310] [2023-12-19 04:12:53,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:53,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:53,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:53,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:53,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:53,547 INFO L87 Difference]: Start difference. First operand 4875 states and 5754 transitions. Second operand has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:55,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:55,149 INFO L93 Difference]: Finished difference Result 11851 states and 14243 transitions. [2023-12-19 04:12:55,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:55,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 0 states have call successors, (0), 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 383 [2023-12-19 04:12:55,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:55,166 INFO L225 Difference]: With dead ends: 11851 [2023-12-19 04:12:55,166 INFO L226 Difference]: Without dead ends: 7276 [2023-12-19 04:12:55,170 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 [2023-12-19 04:12:55,171 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 290 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:55,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 634 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 897 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-19 04:12:55,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7276 states. [2023-12-19 04:12:55,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7276 to 6379. [2023-12-19 04:12:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6379 states, 6378 states have (on average 1.1558482282847287) internal successors, (7372), 6378 states have internal predecessors, (7372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6379 states to 6379 states and 7372 transitions. [2023-12-19 04:12:55,253 INFO L78 Accepts]: Start accepts. Automaton has 6379 states and 7372 transitions. Word has length 383 [2023-12-19 04:12:55,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:55,254 INFO L495 AbstractCegarLoop]: Abstraction has 6379 states and 7372 transitions. [2023-12-19 04:12:55,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 6379 states and 7372 transitions. [2023-12-19 04:12:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2023-12-19 04:12:55,259 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:55,259 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:55,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-19 04:12:55,259 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:55,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:55,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1092323744, now seen corresponding path program 1 times [2023-12-19 04:12:55,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:55,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892769897] [2023-12-19 04:12:55,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:55,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:12:55,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:55,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892769897] [2023-12-19 04:12:55,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892769897] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:55,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:55,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:12:55,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445011266] [2023-12-19 04:12:55,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:55,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:55,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:55,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:55,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:55,554 INFO L87 Difference]: Start difference. First operand 6379 states and 7372 transitions. Second operand has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:56,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:56,907 INFO L93 Difference]: Finished difference Result 14562 states and 17151 transitions. [2023-12-19 04:12:56,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:56,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 0 states have call successors, (0), 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 389 [2023-12-19 04:12:56,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:56,920 INFO L225 Difference]: With dead ends: 14562 [2023-12-19 04:12:56,920 INFO L226 Difference]: Without dead ends: 8483 [2023-12-19 04:12:56,927 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 [2023-12-19 04:12:56,927 INFO L413 NwaCegarLoop]: 561 mSDtfsCounter, 250 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 1128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:56,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 598 Invalid, 1128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:12:56,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8483 states. [2023-12-19 04:12:56,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8483 to 8181. [2023-12-19 04:12:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8181 states, 8180 states have (on average 1.1355745721271393) internal successors, (9289), 8180 states have internal predecessors, (9289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8181 states to 8181 states and 9289 transitions. [2023-12-19 04:12:57,013 INFO L78 Accepts]: Start accepts. Automaton has 8181 states and 9289 transitions. Word has length 389 [2023-12-19 04:12:57,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:57,014 INFO L495 AbstractCegarLoop]: Abstraction has 8181 states and 9289 transitions. [2023-12-19 04:12:57,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 8181 states and 9289 transitions. [2023-12-19 04:12:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2023-12-19 04:12:57,016 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:57,017 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:57,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-19 04:12:57,017 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:57,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:57,017 INFO L85 PathProgramCache]: Analyzing trace with hash -2069379201, now seen corresponding path program 1 times [2023-12-19 04:12:57,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:57,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572990839] [2023-12-19 04:12:57,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:57,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-19 04:12:57,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:57,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572990839] [2023-12-19 04:12:57,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572990839] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:57,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:57,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:12:57,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914510899] [2023-12-19 04:12:57,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:57,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:57,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:57,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:57,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:57,266 INFO L87 Difference]: Start difference. First operand 8181 states and 9289 transitions. Second operand has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:58,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:12:58,634 INFO L93 Difference]: Finished difference Result 17856 states and 20649 transitions. [2023-12-19 04:12:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:12:58,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 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 405 [2023-12-19 04:12:58,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:12:58,650 INFO L225 Difference]: With dead ends: 17856 [2023-12-19 04:12:58,651 INFO L226 Difference]: Without dead ends: 9975 [2023-12-19 04:12:58,658 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 [2023-12-19 04:12:58,659 INFO L413 NwaCegarLoop]: 578 mSDtfsCounter, 245 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:12:58,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 616 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:12:58,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9975 states. [2023-12-19 04:12:58,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9975 to 9672. [2023-12-19 04:12:58,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9672 states, 9671 states have (on average 1.1267707579360977) internal successors, (10897), 9671 states have internal predecessors, (10897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9672 states to 9672 states and 10897 transitions. [2023-12-19 04:12:58,759 INFO L78 Accepts]: Start accepts. Automaton has 9672 states and 10897 transitions. Word has length 405 [2023-12-19 04:12:58,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:12:58,760 INFO L495 AbstractCegarLoop]: Abstraction has 9672 states and 10897 transitions. [2023-12-19 04:12:58,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:12:58,760 INFO L276 IsEmpty]: Start isEmpty. Operand 9672 states and 10897 transitions. [2023-12-19 04:12:58,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2023-12-19 04:12:58,764 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:12:58,765 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:12:58,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-19 04:12:58,765 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:12:58,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:12:58,766 INFO L85 PathProgramCache]: Analyzing trace with hash -366705838, now seen corresponding path program 1 times [2023-12-19 04:12:58,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:12:58,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031821571] [2023-12-19 04:12:58,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:12:58,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:12:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:12:58,998 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2023-12-19 04:12:58,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:12:58,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031821571] [2023-12-19 04:12:58,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031821571] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:12:58,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:12:58,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:12:58,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224707591] [2023-12-19 04:12:58,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:12:58,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:12:58,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:12:58,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:12:58,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:12:59,000 INFO L87 Difference]: Start difference. First operand 9672 states and 10897 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:00,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:00,249 INFO L93 Difference]: Finished difference Result 21435 states and 24445 transitions. [2023-12-19 04:13:00,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:00,250 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 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 501 [2023-12-19 04:13:00,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:00,265 INFO L225 Difference]: With dead ends: 21435 [2023-12-19 04:13:00,265 INFO L226 Difference]: Without dead ends: 12063 [2023-12-19 04:13:00,274 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 [2023-12-19 04:13:00,275 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 377 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 970 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:00,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 444 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 970 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-19 04:13:00,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12063 states. [2023-12-19 04:13:00,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12063 to 12063. [2023-12-19 04:13:00,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12063 states, 12062 states have (on average 1.1321505554634388) internal successors, (13656), 12062 states have internal predecessors, (13656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12063 states to 12063 states and 13656 transitions. [2023-12-19 04:13:00,384 INFO L78 Accepts]: Start accepts. Automaton has 12063 states and 13656 transitions. Word has length 501 [2023-12-19 04:13:00,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:00,385 INFO L495 AbstractCegarLoop]: Abstraction has 12063 states and 13656 transitions. [2023-12-19 04:13:00,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 12063 states and 13656 transitions. [2023-12-19 04:13:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2023-12-19 04:13:00,389 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:00,389 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:00,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-19 04:13:00,390 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:00,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:00,390 INFO L85 PathProgramCache]: Analyzing trace with hash -244548402, now seen corresponding path program 1 times [2023-12-19 04:13:00,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:00,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958156621] [2023-12-19 04:13:00,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:00,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:00,772 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 379 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-12-19 04:13:00,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:00,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958156621] [2023-12-19 04:13:00,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958156621] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:00,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:00,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:00,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108697554] [2023-12-19 04:13:00,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:00,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:00,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:00,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:00,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:00,774 INFO L87 Difference]: Start difference. First operand 12063 states and 13656 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:02,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:02,358 INFO L93 Difference]: Finished difference Result 28624 states and 32701 transitions. [2023-12-19 04:13:02,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:02,359 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 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 525 [2023-12-19 04:13:02,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:02,378 INFO L225 Difference]: With dead ends: 28624 [2023-12-19 04:13:02,378 INFO L226 Difference]: Without dead ends: 16861 [2023-12-19 04:13:02,390 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 [2023-12-19 04:13:02,390 INFO L413 NwaCegarLoop]: 586 mSDtfsCounter, 246 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 1211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:02,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 618 Invalid, 1211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-19 04:13:02,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16861 states. [2023-12-19 04:13:02,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16861 to 15953. [2023-12-19 04:13:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15953 states, 15952 states have (on average 1.125438816449348) internal successors, (17953), 15952 states have internal predecessors, (17953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:02,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15953 states to 15953 states and 17953 transitions. [2023-12-19 04:13:02,544 INFO L78 Accepts]: Start accepts. Automaton has 15953 states and 17953 transitions. Word has length 525 [2023-12-19 04:13:02,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:02,545 INFO L495 AbstractCegarLoop]: Abstraction has 15953 states and 17953 transitions. [2023-12-19 04:13:02,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 15953 states and 17953 transitions. [2023-12-19 04:13:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2023-12-19 04:13:02,552 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:02,552 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:02,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-19 04:13:02,553 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:02,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:02,553 INFO L85 PathProgramCache]: Analyzing trace with hash 688806130, now seen corresponding path program 1 times [2023-12-19 04:13:02,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:02,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104556599] [2023-12-19 04:13:02,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:02,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 568 proven. 39 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-19 04:13:03,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:03,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104556599] [2023-12-19 04:13:03,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104556599] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:13:03,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855231583] [2023-12-19 04:13:03,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:03,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:13:03,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:13:03,080 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) [2023-12-19 04:13:03,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 04:13:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:03,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-19 04:13:03,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:13:04,116 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-12-19 04:13:04,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 04:13:04,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855231583] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:04,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 04:13:04,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-12-19 04:13:04,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839666409] [2023-12-19 04:13:04,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:04,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 04:13:04,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:04,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 04:13:04,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-19 04:13:04,119 INFO L87 Difference]: Start difference. First operand 15953 states and 17953 transitions. Second operand has 4 states, 4 states have (on average 109.5) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:05,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:05,916 INFO L93 Difference]: Finished difference Result 33702 states and 37865 transitions. [2023-12-19 04:13:05,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 04:13:05,917 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 109.5) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 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 592 [2023-12-19 04:13:05,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:05,935 INFO L225 Difference]: With dead ends: 33702 [2023-12-19 04:13:05,936 INFO L226 Difference]: Without dead ends: 17451 [2023-12-19 04:13:05,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 595 GetRequests, 590 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-19 04:13:05,950 INFO L413 NwaCegarLoop]: 318 mSDtfsCounter, 316 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:05,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 388 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-19 04:13:05,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17451 states. [2023-12-19 04:13:06,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17451 to 16850. [2023-12-19 04:13:06,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16850 states, 16849 states have (on average 1.1204225770075376) internal successors, (18878), 16849 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16850 states to 16850 states and 18878 transitions. [2023-12-19 04:13:06,121 INFO L78 Accepts]: Start accepts. Automaton has 16850 states and 18878 transitions. Word has length 592 [2023-12-19 04:13:06,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:06,121 INFO L495 AbstractCegarLoop]: Abstraction has 16850 states and 18878 transitions. [2023-12-19 04:13:06,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 109.5) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:06,121 INFO L276 IsEmpty]: Start isEmpty. Operand 16850 states and 18878 transitions. [2023-12-19 04:13:06,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2023-12-19 04:13:06,134 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:06,135 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:06,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-19 04:13:06,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-12-19 04:13:06,342 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:06,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:06,343 INFO L85 PathProgramCache]: Analyzing trace with hash -418197219, now seen corresponding path program 1 times [2023-12-19 04:13:06,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:06,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109826870] [2023-12-19 04:13:06,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:06,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-12-19 04:13:06,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:06,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109826870] [2023-12-19 04:13:06,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109826870] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:06,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:06,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:06,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231445609] [2023-12-19 04:13:06,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:06,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:06,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:06,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:06,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:06,714 INFO L87 Difference]: Start difference. First operand 16850 states and 18878 transitions. Second operand has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:08,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:08,121 INFO L93 Difference]: Finished difference Result 33697 states and 37753 transitions. [2023-12-19 04:13:08,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:08,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 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 617 [2023-12-19 04:13:08,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:08,138 INFO L225 Difference]: With dead ends: 33697 [2023-12-19 04:13:08,139 INFO L226 Difference]: Without dead ends: 16848 [2023-12-19 04:13:08,149 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 [2023-12-19 04:13:08,150 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 464 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 844 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:08,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 69 Invalid, 1032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 844 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:13:08,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16848 states. [2023-12-19 04:13:08,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16848 to 16848. [2023-12-19 04:13:08,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16848 states, 16847 states have (on average 1.1203181575354662) internal successors, (18874), 16847 states have internal predecessors, (18874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:08,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16848 states to 16848 states and 18874 transitions. [2023-12-19 04:13:08,305 INFO L78 Accepts]: Start accepts. Automaton has 16848 states and 18874 transitions. Word has length 617 [2023-12-19 04:13:08,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:08,305 INFO L495 AbstractCegarLoop]: Abstraction has 16848 states and 18874 transitions. [2023-12-19 04:13:08,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:08,306 INFO L276 IsEmpty]: Start isEmpty. Operand 16848 states and 18874 transitions. [2023-12-19 04:13:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2023-12-19 04:13:08,313 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:08,314 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:08,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-19 04:13:08,314 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:08,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:08,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1099081379, now seen corresponding path program 1 times [2023-12-19 04:13:08,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:08,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679057280] [2023-12-19 04:13:08,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:08,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-12-19 04:13:08,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:08,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679057280] [2023-12-19 04:13:08,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679057280] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:08,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:08,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:08,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100936095] [2023-12-19 04:13:08,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:08,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:08,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:08,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:08,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:08,601 INFO L87 Difference]: Start difference. First operand 16848 states and 18874 transitions. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:09,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:09,978 INFO L93 Difference]: Finished difference Result 42364 states and 47426 transitions. [2023-12-19 04:13:09,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:09,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 638 [2023-12-19 04:13:09,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:10,001 INFO L225 Difference]: With dead ends: 42364 [2023-12-19 04:13:10,001 INFO L226 Difference]: Without dead ends: 20733 [2023-12-19 04:13:10,017 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 [2023-12-19 04:13:10,018 INFO L413 NwaCegarLoop]: 605 mSDtfsCounter, 278 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 827 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 827 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:10,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 642 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 827 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-19 04:13:10,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20733 states. [2023-12-19 04:13:10,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20733 to 18640. [2023-12-19 04:13:10,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18640 states, 18639 states have (on average 1.0787595901067655) internal successors, (20107), 18639 states have internal predecessors, (20107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18640 states to 18640 states and 20107 transitions. [2023-12-19 04:13:10,258 INFO L78 Accepts]: Start accepts. Automaton has 18640 states and 20107 transitions. Word has length 638 [2023-12-19 04:13:10,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:10,259 INFO L495 AbstractCegarLoop]: Abstraction has 18640 states and 20107 transitions. [2023-12-19 04:13:10,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 18640 states and 20107 transitions. [2023-12-19 04:13:10,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2023-12-19 04:13:10,268 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:10,269 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:10,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-19 04:13:10,269 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:10,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:10,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1952369063, now seen corresponding path program 1 times [2023-12-19 04:13:10,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:10,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917715297] [2023-12-19 04:13:10,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:10,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2023-12-19 04:13:10,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:10,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917715297] [2023-12-19 04:13:10,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917715297] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:10,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:10,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:10,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030427618] [2023-12-19 04:13:10,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:10,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:10,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:10,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:10,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:10,567 INFO L87 Difference]: Start difference. First operand 18640 states and 20107 transitions. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:11,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:11,787 INFO L93 Difference]: Finished difference Result 42957 states and 46355 transitions. [2023-12-19 04:13:11,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:11,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 662 [2023-12-19 04:13:11,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:11,814 INFO L225 Difference]: With dead ends: 42957 [2023-12-19 04:13:11,814 INFO L226 Difference]: Without dead ends: 24318 [2023-12-19 04:13:11,828 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 [2023-12-19 04:13:11,830 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 305 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:11,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 217 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-19 04:13:11,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24318 states. [2023-12-19 04:13:12,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24318 to 21327. [2023-12-19 04:13:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21327 states, 21326 states have (on average 1.0756822657788614) internal successors, (22940), 21326 states have internal predecessors, (22940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:12,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21327 states to 21327 states and 22940 transitions. [2023-12-19 04:13:12,040 INFO L78 Accepts]: Start accepts. Automaton has 21327 states and 22940 transitions. Word has length 662 [2023-12-19 04:13:12,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:12,041 INFO L495 AbstractCegarLoop]: Abstraction has 21327 states and 22940 transitions. [2023-12-19 04:13:12,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:12,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21327 states and 22940 transitions. [2023-12-19 04:13:12,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2023-12-19 04:13:12,050 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:12,051 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:12,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-19 04:13:12,051 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:12,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:12,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1655640317, now seen corresponding path program 1 times [2023-12-19 04:13:12,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:12,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005593965] [2023-12-19 04:13:12,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:12,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 72 proven. 386 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-19 04:13:12,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:12,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005593965] [2023-12-19 04:13:12,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005593965] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:13:12,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324709024] [2023-12-19 04:13:12,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:12,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:13:12,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:13:12,964 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) [2023-12-19 04:13:12,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 04:13:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:13,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 04:13:13,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:13:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2023-12-19 04:13:13,184 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 04:13:13,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324709024] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:13,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 04:13:13,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-12-19 04:13:13,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440997981] [2023-12-19 04:13:13,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:13,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:13,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:13,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:13,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:13:13,186 INFO L87 Difference]: Start difference. First operand 21327 states and 22940 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:14,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:14,339 INFO L93 Difference]: Finished difference Result 41747 states and 44931 transitions. [2023-12-19 04:13:14,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:14,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 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 662 [2023-12-19 04:13:14,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:14,397 INFO L225 Difference]: With dead ends: 41747 [2023-12-19 04:13:14,397 INFO L226 Difference]: Without dead ends: 20421 [2023-12-19 04:13:14,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 666 GetRequests, 662 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:13:14,411 INFO L413 NwaCegarLoop]: 512 mSDtfsCounter, 291 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 829 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:14,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 544 Invalid, 977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 829 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-19 04:13:14,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20421 states. [2023-12-19 04:13:14,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20421 to 20121. [2023-12-19 04:13:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20121 states, 20120 states have (on average 1.0490059642147118) internal successors, (21106), 20120 states have internal predecessors, (21106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20121 states to 20121 states and 21106 transitions. [2023-12-19 04:13:14,589 INFO L78 Accepts]: Start accepts. Automaton has 20121 states and 21106 transitions. Word has length 662 [2023-12-19 04:13:14,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:14,589 INFO L495 AbstractCegarLoop]: Abstraction has 20121 states and 21106 transitions. [2023-12-19 04:13:14,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 20121 states and 21106 transitions. [2023-12-19 04:13:14,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2023-12-19 04:13:14,597 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:14,597 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:14,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 04:13:14,802 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,SelfDestructingSolverStorable17 [2023-12-19 04:13:14,803 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:14,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:14,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1889763087, now seen corresponding path program 1 times [2023-12-19 04:13:14,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:14,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094200155] [2023-12-19 04:13:14,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:14,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 551 proven. 190 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-19 04:13:15,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:15,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094200155] [2023-12-19 04:13:15,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094200155] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:13:15,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255450217] [2023-12-19 04:13:15,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:15,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:13:15,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:13:15,368 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) [2023-12-19 04:13:15,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-19 04:13:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:15,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 04:13:15,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:13:15,899 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2023-12-19 04:13:15,899 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 04:13:15,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255450217] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:15,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 04:13:15,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-12-19 04:13:15,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518597475] [2023-12-19 04:13:15,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:15,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:15,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:15,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:15,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:13:15,902 INFO L87 Difference]: Start difference. First operand 20121 states and 21106 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:17,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:17,306 INFO L93 Difference]: Finished difference Result 47138 states and 49428 transitions. [2023-12-19 04:13:17,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:17,306 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 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 669 [2023-12-19 04:13:17,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:17,334 INFO L225 Difference]: With dead ends: 47138 [2023-12-19 04:13:17,334 INFO L226 Difference]: Without dead ends: 27018 [2023-12-19 04:13:17,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 672 GetRequests, 668 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:13:17,349 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 304 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 1087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:17,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 527 Invalid, 1087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:13:17,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27018 states. [2023-12-19 04:13:17,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27018 to 24609. [2023-12-19 04:13:17,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24609 states, 24608 states have (on average 1.0475048764629389) internal successors, (25777), 24608 states have internal predecessors, (25777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:17,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24609 states to 24609 states and 25777 transitions. [2023-12-19 04:13:17,641 INFO L78 Accepts]: Start accepts. Automaton has 24609 states and 25777 transitions. Word has length 669 [2023-12-19 04:13:17,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:17,641 INFO L495 AbstractCegarLoop]: Abstraction has 24609 states and 25777 transitions. [2023-12-19 04:13:17,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 24609 states and 25777 transitions. [2023-12-19 04:13:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2023-12-19 04:13:17,654 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:17,654 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:17,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-19 04:13:17,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:13:17,861 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:17,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:17,861 INFO L85 PathProgramCache]: Analyzing trace with hash -332337012, now seen corresponding path program 1 times [2023-12-19 04:13:17,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:17,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331909415] [2023-12-19 04:13:17,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:17,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-12-19 04:13:18,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:18,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331909415] [2023-12-19 04:13:18,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331909415] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:18,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:18,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:18,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126075838] [2023-12-19 04:13:18,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:18,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:18,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:18,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:18,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:18,114 INFO L87 Difference]: Start difference. First operand 24609 states and 25777 transitions. Second operand has 3 states, 3 states have (on average 153.0) internal successors, (459), 3 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:19,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:19,440 INFO L93 Difference]: Finished difference Result 52800 states and 55284 transitions. [2023-12-19 04:13:19,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:19,441 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.0) internal successors, (459), 3 states have internal predecessors, (459), 0 states have call successors, (0), 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 757 [2023-12-19 04:13:19,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:19,463 INFO L225 Difference]: With dead ends: 52800 [2023-12-19 04:13:19,463 INFO L226 Difference]: Without dead ends: 24903 [2023-12-19 04:13:19,479 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 [2023-12-19 04:13:19,479 INFO L413 NwaCegarLoop]: 475 mSDtfsCounter, 195 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:19,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 500 Invalid, 983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 780 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-19 04:13:19,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24903 states. [2023-12-19 04:13:19,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24903 to 23109. [2023-12-19 04:13:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23109 states, 23108 states have (on average 1.0406352778258612) internal successors, (24047), 23108 states have internal predecessors, (24047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23109 states to 23109 states and 24047 transitions. [2023-12-19 04:13:19,792 INFO L78 Accepts]: Start accepts. Automaton has 23109 states and 24047 transitions. Word has length 757 [2023-12-19 04:13:19,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:19,792 INFO L495 AbstractCegarLoop]: Abstraction has 23109 states and 24047 transitions. [2023-12-19 04:13:19,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.0) internal successors, (459), 3 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 23109 states and 24047 transitions. [2023-12-19 04:13:19,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 801 [2023-12-19 04:13:19,803 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:19,803 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:19,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-19 04:13:19,804 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:19,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:19,804 INFO L85 PathProgramCache]: Analyzing trace with hash -894054052, now seen corresponding path program 1 times [2023-12-19 04:13:19,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:19,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959026857] [2023-12-19 04:13:19,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:19,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 662 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2023-12-19 04:13:20,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:20,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959026857] [2023-12-19 04:13:20,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959026857] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:20,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:20,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:20,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163360607] [2023-12-19 04:13:20,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:20,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:20,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:20,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:20,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:20,223 INFO L87 Difference]: Start difference. First operand 23109 states and 24047 transitions. Second operand has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 3 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:21,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:21,587 INFO L93 Difference]: Finished difference Result 50427 states and 52512 transitions. [2023-12-19 04:13:21,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:21,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 3 states have internal predecessors, (461), 0 states have call successors, (0), 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 800 [2023-12-19 04:13:21,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:21,619 INFO L225 Difference]: With dead ends: 50427 [2023-12-19 04:13:21,620 INFO L226 Difference]: Without dead ends: 27319 [2023-12-19 04:13:21,637 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 [2023-12-19 04:13:21,638 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 187 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:21,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 220 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-19 04:13:21,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27319 states. [2023-12-19 04:13:21,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27319 to 23714. [2023-12-19 04:13:21,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23714 states, 23713 states have (on average 1.0385020874625732) internal successors, (24626), 23713 states have internal predecessors, (24626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23714 states to 23714 states and 24626 transitions. [2023-12-19 04:13:21,890 INFO L78 Accepts]: Start accepts. Automaton has 23714 states and 24626 transitions. Word has length 800 [2023-12-19 04:13:21,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:21,890 INFO L495 AbstractCegarLoop]: Abstraction has 23714 states and 24626 transitions. [2023-12-19 04:13:21,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 3 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:21,891 INFO L276 IsEmpty]: Start isEmpty. Operand 23714 states and 24626 transitions. [2023-12-19 04:13:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 880 [2023-12-19 04:13:21,903 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:21,903 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:21,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-19 04:13:21,904 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:21,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:21,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1053979896, now seen corresponding path program 1 times [2023-12-19 04:13:21,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:21,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623680006] [2023-12-19 04:13:21,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:21,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 748 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-12-19 04:13:22,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:22,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623680006] [2023-12-19 04:13:22,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623680006] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:22,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:22,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:22,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030354162] [2023-12-19 04:13:22,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:22,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:22,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:22,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:22,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:22,363 INFO L87 Difference]: Start difference. First operand 23714 states and 24626 transitions. Second operand has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:23,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:23,536 INFO L93 Difference]: Finished difference Result 50118 states and 52014 transitions. [2023-12-19 04:13:23,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:23,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 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 879 [2023-12-19 04:13:23,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:23,563 INFO L225 Difference]: With dead ends: 50118 [2023-12-19 04:13:23,564 INFO L226 Difference]: Without dead ends: 26405 [2023-12-19 04:13:23,581 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 [2023-12-19 04:13:23,581 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 90 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 849 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:23,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 153 Invalid, 983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 849 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-19 04:13:23,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26405 states. [2023-12-19 04:13:23,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26405 to 23415. [2023-12-19 04:13:23,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23415 states, 23414 states have (on average 1.0368155804219699) internal successors, (24276), 23414 states have internal predecessors, (24276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:23,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23415 states to 23415 states and 24276 transitions. [2023-12-19 04:13:23,837 INFO L78 Accepts]: Start accepts. Automaton has 23415 states and 24276 transitions. Word has length 879 [2023-12-19 04:13:23,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:23,838 INFO L495 AbstractCegarLoop]: Abstraction has 23415 states and 24276 transitions. [2023-12-19 04:13:23,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:23,838 INFO L276 IsEmpty]: Start isEmpty. Operand 23415 states and 24276 transitions. [2023-12-19 04:13:23,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2023-12-19 04:13:23,848 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:23,848 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:23,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-19 04:13:23,849 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:23,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:23,849 INFO L85 PathProgramCache]: Analyzing trace with hash -183678433, now seen corresponding path program 1 times [2023-12-19 04:13:23,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:23,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181012945] [2023-12-19 04:13:23,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:23,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1213 backedges. 580 proven. 0 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2023-12-19 04:13:24,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:24,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181012945] [2023-12-19 04:13:24,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181012945] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:24,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:24,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:24,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409271125] [2023-12-19 04:13:24,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:24,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:24,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:24,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:24,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:24,580 INFO L87 Difference]: Start difference. First operand 23415 states and 24276 transitions. Second operand has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:25,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:25,423 INFO L93 Difference]: Finished difference Result 36614 states and 37762 transitions. [2023-12-19 04:13:25,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:25,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 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 892 [2023-12-19 04:13:25,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:25,507 INFO L225 Difference]: With dead ends: 36614 [2023-12-19 04:13:25,508 INFO L226 Difference]: Without dead ends: 13200 [2023-12-19 04:13:25,513 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 [2023-12-19 04:13:25,513 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 176 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 734 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:25,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 83 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 734 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-19 04:13:25,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13200 states. [2023-12-19 04:13:25,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13200 to 10202. [2023-12-19 04:13:25,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10202 states, 10201 states have (on average 1.0215665130869522) internal successors, (10421), 10201 states have internal predecessors, (10421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:25,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10202 states to 10202 states and 10421 transitions. [2023-12-19 04:13:25,599 INFO L78 Accepts]: Start accepts. Automaton has 10202 states and 10421 transitions. Word has length 892 [2023-12-19 04:13:25,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:25,599 INFO L495 AbstractCegarLoop]: Abstraction has 10202 states and 10421 transitions. [2023-12-19 04:13:25,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 10202 states and 10421 transitions. [2023-12-19 04:13:25,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 964 [2023-12-19 04:13:25,611 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:25,611 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:25,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-12-19 04:13:25,611 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:25,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:25,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1648781159, now seen corresponding path program 1 times [2023-12-19 04:13:25,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:25,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751616005] [2023-12-19 04:13:25,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:25,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:26,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1233 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2023-12-19 04:13:26,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:26,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751616005] [2023-12-19 04:13:26,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751616005] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:26,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:13:26,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:13:26,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112141809] [2023-12-19 04:13:26,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:26,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:26,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:26,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:26,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:13:26,021 INFO L87 Difference]: Start difference. First operand 10202 states and 10421 transitions. Second operand has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:26,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:26,756 INFO L93 Difference]: Finished difference Result 21000 states and 21451 transitions. [2023-12-19 04:13:26,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:26,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 0 states have call successors, (0), 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 963 [2023-12-19 04:13:26,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:26,766 INFO L225 Difference]: With dead ends: 21000 [2023-12-19 04:13:26,767 INFO L226 Difference]: Without dead ends: 10799 [2023-12-19 04:13:26,773 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 [2023-12-19 04:13:26,775 INFO L413 NwaCegarLoop]: 396 mSDtfsCounter, 311 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:26,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 414 Invalid, 715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-19 04:13:26,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10799 states. [2023-12-19 04:13:26,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10799 to 9902. [2023-12-19 04:13:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9902 states, 9901 states have (on average 1.020906979093021) internal successors, (10108), 9901 states have internal predecessors, (10108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9902 states to 9902 states and 10108 transitions. [2023-12-19 04:13:26,892 INFO L78 Accepts]: Start accepts. Automaton has 9902 states and 10108 transitions. Word has length 963 [2023-12-19 04:13:26,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:26,892 INFO L495 AbstractCegarLoop]: Abstraction has 9902 states and 10108 transitions. [2023-12-19 04:13:26,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 9902 states and 10108 transitions. [2023-12-19 04:13:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1066 [2023-12-19 04:13:26,905 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:26,906 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:26,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-12-19 04:13:26,907 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:26,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:26,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1116685986, now seen corresponding path program 1 times [2023-12-19 04:13:26,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:26,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488792600] [2023-12-19 04:13:26,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:26,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1631 backedges. 143 proven. 757 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2023-12-19 04:13:27,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:27,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488792600] [2023-12-19 04:13:27,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488792600] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:13:27,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547220030] [2023-12-19 04:13:27,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:27,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:13:27,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:13:27,796 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) [2023-12-19 04:13:27,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-19 04:13:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:28,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-19 04:13:28,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:13:32,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1631 backedges. 143 proven. 757 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2023-12-19 04:13:32,357 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 04:13:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1631 backedges. 143 proven. 757 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2023-12-19 04:13:33,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547220030] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 04:13:33,472 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 04:13:33,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2023-12-19 04:13:33,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353852237] [2023-12-19 04:13:33,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 04:13:33,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 04:13:33,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:33,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 04:13:33,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-12-19 04:13:33,475 INFO L87 Difference]: Start difference. First operand 9902 states and 10108 transitions. Second operand has 10 states, 10 states have (on average 146.0) internal successors, (1460), 9 states have internal predecessors, (1460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:37,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:37,287 INFO L93 Difference]: Finished difference Result 19796 states and 20214 transitions. [2023-12-19 04:13:37,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 04:13:37,287 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 146.0) internal successors, (1460), 9 states have internal predecessors, (1460), 0 states have call successors, (0), 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 1065 [2023-12-19 04:13:37,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:37,307 INFO L225 Difference]: With dead ends: 19796 [2023-12-19 04:13:37,308 INFO L226 Difference]: Without dead ends: 19794 [2023-12-19 04:13:37,314 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2132 GetRequests, 2124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-12-19 04:13:37,315 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 846 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 4283 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 4538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 4283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:37,315 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [846 Valid, 142 Invalid, 4538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 4283 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-12-19 04:13:37,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19794 states. [2023-12-19 04:13:37,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19794 to 9603. [2023-12-19 04:13:37,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9603 states, 9602 states have (on average 1.0208289939595918) internal successors, (9802), 9602 states have internal predecessors, (9802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:37,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9603 states to 9603 states and 9802 transitions. [2023-12-19 04:13:37,442 INFO L78 Accepts]: Start accepts. Automaton has 9603 states and 9802 transitions. Word has length 1065 [2023-12-19 04:13:37,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:37,442 INFO L495 AbstractCegarLoop]: Abstraction has 9603 states and 9802 transitions. [2023-12-19 04:13:37,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 146.0) internal successors, (1460), 9 states have internal predecessors, (1460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:37,443 INFO L276 IsEmpty]: Start isEmpty. Operand 9603 states and 9802 transitions. [2023-12-19 04:13:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1110 [2023-12-19 04:13:37,457 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:13:37,458 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:13:37,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-19 04:13:37,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:13:37,664 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:13:37,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:13:37,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1085592047, now seen corresponding path program 1 times [2023-12-19 04:13:37,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:13:37,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547862283] [2023-12-19 04:13:37,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:37,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:13:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 1107 proven. 188 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2023-12-19 04:13:38,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:13:38,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547862283] [2023-12-19 04:13:38,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547862283] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:13:38,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091311861] [2023-12-19 04:13:38,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:13:38,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:13:38,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:13:38,998 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) [2023-12-19 04:13:39,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-19 04:13:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:13:39,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 04:13:39,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:13:39,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 1615 trivial. 0 not checked. [2023-12-19 04:13:39,513 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 04:13:39,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2091311861] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:13:39,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 04:13:39,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-12-19 04:13:39,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390415037] [2023-12-19 04:13:39,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:13:39,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:13:39,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:13:39,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:13:39,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:13:39,515 INFO L87 Difference]: Start difference. First operand 9603 states and 9802 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:40,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:13:40,349 INFO L93 Difference]: Finished difference Result 21599 states and 22045 transitions. [2023-12-19 04:13:40,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:13:40,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 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 1109 [2023-12-19 04:13:40,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:13:40,369 INFO L225 Difference]: With dead ends: 21599 [2023-12-19 04:13:40,369 INFO L226 Difference]: Without dead ends: 0 [2023-12-19 04:13:40,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1112 GetRequests, 1108 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:13:40,380 INFO L413 NwaCegarLoop]: 354 mSDtfsCounter, 287 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 04:13:40,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 363 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 04:13:40,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-19 04:13:40,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-19 04:13:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-19 04:13:40,381 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1109 [2023-12-19 04:13:40,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:13:40,381 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-19 04:13:40,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:13:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-19 04:13:40,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-19 04:13:40,383 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 04:13:40,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-19 04:13:40,589 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,SelfDestructingSolverStorable25 [2023-12-19 04:13:40,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-19 04:13:47,233 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,233 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,233 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,233 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,234 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,235 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,236 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,237 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,238 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,239 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2023-12-19 04:13:47,240 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1668 1768) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,241 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,242 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2023-12-19 04:13:47,243 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,244 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1770(lines 1770 1786) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2023-12-19 04:13:47,245 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,246 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse6 (exists ((v_z_35 Int) (v_y_35 Int)) (and (<= 0 (+ (* v_y_35 10) 44 (* v_z_35 9))) (<= 0 v_z_35) (<= v_z_35 9) (<= (+ (div (* v_z_35 81) 10) (* v_y_35 9)) (+ 595383 ~a0~0))))) (.cse12 (<= ~a29~0 41)) (.cse17 (<= 0 (+ 97 ~a0~0))) (.cse5 (= ~a2~0 1)) (.cse2 (= 3 ~a2~0)) (.cse18 (<= 0 (+ ~a29~0 15))) (.cse14 (= 2 ~a2~0)) (.cse3 (<= 44 ~a29~0)) (.cse10 (<= 0 (+ 600214 ~a0~0))) (.cse1 (<= (+ ~a0~0 147) 0)) (.cse19 (<= (+ ~a29~0 127) 0)) (.cse13 (<= 0 (+ ~a29~0 14))) (.cse4 (<= (+ 89 ~a4~0) 0)) (.cse16 (= ~a2~0 4)) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse7 (<= 0 (+ ~a4~0 85))) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse8 (<= (+ ~a29~0 18) 0)) (.cse9 (<= 5 ~a2~0)) (.cse15 (<= 0 (+ 4831 (div (* 9 ~a0~0) 10))))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse0 .cse3 .cse1 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse8 .cse9 .cse10) (and .cse0 .cse7 .cse11 .cse2) (and .cse0 .cse1 .cse8 .cse5 .cse6) (and .cse12 .cse13 .cse0 .cse14 .cse7 .cse11 .cse15) (and .cse4 .cse11 .cse9) (and .cse0 .cse7 .cse3 .cse11 .cse6 .cse16) (and .cse0 .cse3 .cse1 .cse9 .cse10) (and .cse4 .cse11 .cse16) (and .cse0 .cse7 .cse11 (<= 0 (+ 146 ~a0~0)) .cse5) (and .cse17 .cse0 .cse7 .cse8 .cse5) (and .cse0 .cse7 .cse18 .cse1 .cse9 .cse10) (and .cse17 .cse14 .cse4) (and .cse12 .cse18 .cse4 .cse9) (and .cse12 .cse0 .cse7 .cse18 .cse5 .cse10) (and .cse17 .cse4 .cse5) (and .cse0 .cse14 .cse7 .cse1 .cse10) (and .cse3 .cse4 .cse9) (and .cse4 .cse5 .cse19) (and .cse4 .cse8 .cse16) (and .cse4 .cse1) (and .cse4 .cse2) (and .cse14 .cse4 (<= (+ ~a29~0 401505) 0)) (and .cse13 .cse0 .cse7 .cse11 .cse9 .cse15) (and .cse14 .cse18 .cse4) (and .cse0 .cse14 .cse7 .cse3 .cse11 .cse15) (and .cse0 .cse7 .cse1 .cse10 .cse16) (and .cse0 .cse7 .cse1 .cse16 .cse19) (and .cse13 .cse4 .cse16) (and .cse0 .cse7 .cse11 .cse8 .cse9 .cse15))) [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,247 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,248 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,249 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,250 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,251 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,252 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2023-12-19 04:13:47,255 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] [2023-12-19 04:13:47,256 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 04:13:47,281 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_z_35 : int, v_y_35 : int :: ((0 <= v_y_35 * 10 + 44 + v_z_35 * 9 && 0 <= v_z_35) && v_z_35 <= 9) && v_z_35 * 81 / 10 + v_y_35 * 9 <= 595383 + ~a0~0) could not be translated [2023-12-19 04:13:47,284 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_z_35 : int, v_y_35 : int :: ((0 <= v_y_35 * 10 + 44 + v_z_35 * 9 && 0 <= v_z_35) && v_z_35 <= 9) && v_z_35 * 81 / 10 + v_y_35 * 9 <= 595383 + ~a0~0) could not be translated [2023-12-19 04:13:47,285 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_z_35 : int, v_y_35 : int :: ((0 <= v_y_35 * 10 + 44 + v_z_35 * 9 && 0 <= v_z_35) && v_z_35 <= 9) && v_z_35 * 81 / 10 + v_y_35 * 9 <= 595383 + ~a0~0) could not be translated [2023-12-19 04:13:47,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 04:13:47 BoogieIcfgContainer [2023-12-19 04:13:47,287 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 04:13:47,287 INFO L158 Benchmark]: Toolchain (without parser) took 71647.43ms. Allocated memory was 267.4MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 207.3MB in the beginning and 685.1MB in the end (delta: -477.9MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2023-12-19 04:13:47,288 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 222.3MB. Free memory was 170.8MB in the beginning and 170.6MB in the end (delta: 183.5kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 04:13:47,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.21ms. Allocated memory is still 267.4MB. Free memory was 206.9MB in the beginning and 195.9MB in the end (delta: 10.9MB). Peak memory consumption was 57.3MB. Max. memory is 8.0GB. [2023-12-19 04:13:47,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.43ms. Allocated memory is still 267.4MB. Free memory was 195.9MB in the beginning and 156.6MB in the end (delta: 39.3MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2023-12-19 04:13:47,288 INFO L158 Benchmark]: Boogie Preprocessor took 297.29ms. Allocated memory is still 267.4MB. Free memory was 156.6MB in the beginning and 183.0MB in the end (delta: -26.4MB). Peak memory consumption was 55.4MB. Max. memory is 8.0GB. [2023-12-19 04:13:47,288 INFO L158 Benchmark]: RCFGBuilder took 2037.65ms. Allocated memory was 267.4MB in the beginning and 457.2MB in the end (delta: 189.8MB). Free memory was 183.0MB in the beginning and 350.5MB in the end (delta: -167.5MB). Peak memory consumption was 154.4MB. Max. memory is 8.0GB. [2023-12-19 04:13:47,288 INFO L158 Benchmark]: TraceAbstraction took 68364.37ms. Allocated memory was 457.2MB in the beginning and 1.5GB in the end (delta: 1.0GB). Free memory was 350.0MB in the beginning and 685.1MB in the end (delta: -335.1MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-12-19 04:13:47,289 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 222.3MB. Free memory was 170.8MB in the beginning and 170.6MB in the end (delta: 183.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 783.21ms. Allocated memory is still 267.4MB. Free memory was 206.9MB in the beginning and 195.9MB in the end (delta: 10.9MB). Peak memory consumption was 57.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 159.43ms. Allocated memory is still 267.4MB. Free memory was 195.9MB in the beginning and 156.6MB in the end (delta: 39.3MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 297.29ms. Allocated memory is still 267.4MB. Free memory was 156.6MB in the beginning and 183.0MB in the end (delta: -26.4MB). Peak memory consumption was 55.4MB. Max. memory is 8.0GB. * RCFGBuilder took 2037.65ms. Allocated memory was 267.4MB in the beginning and 457.2MB in the end (delta: 189.8MB). Free memory was 183.0MB in the beginning and 350.5MB in the end (delta: -167.5MB). Peak memory consumption was 154.4MB. Max. memory is 8.0GB. * TraceAbstraction took 68364.37ms. Allocated memory was 457.2MB in the beginning and 1.5GB in the end (delta: 1.0GB). Free memory was 350.0MB in the beginning and 685.1MB in the end (delta: -335.1MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_z_35 : int, v_y_35 : int :: ((0 <= v_y_35 * 10 + 44 + v_z_35 * 9 && 0 <= v_z_35) && v_z_35 <= 9) && v_z_35 * 81 / 10 + v_y_35 * 9 <= 595383 + ~a0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_z_35 : int, v_y_35 : int :: ((0 <= v_y_35 * 10 + 44 + v_z_35 * 9 && 0 <= v_z_35) && v_z_35 <= 9) && v_z_35 * 81 / 10 + v_y_35 * 9 <= 595383 + ~a0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_z_35 : int, v_y_35 : int :: ((0 <= v_y_35 * 10 + 44 + v_z_35 * 9 && 0 <= v_z_35) && v_z_35 <= 9) && v_z_35 * 81 / 10 + v_y_35 * 9 <= 595383 + ~a0~0) could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 131]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 362 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 68.3s, OverallIterations: 26, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 38.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8035 SdHoareTripleChecker+Valid, 34.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8035 mSDsluCounter, 10124 SdHoareTripleChecker+Invalid, 29.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 941 mSDsCounter, 4627 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27281 IncrementalHoareTripleChecker+Invalid, 31908 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4627 mSolverCounterUnsat, 9183 mSDtfsCounter, 27281 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5236 GetRequests, 5188 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24609occurred in iteration=19, InterpolantAutomatonStates: 85, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 26 MinimizatonAttempts, 35421 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 70 NumberOfFragments, 732 HoareAnnotationTreeSize, 1 FormulaSimplifications, 45578 FormulaSimplificationTreeSizeReduction, 4.3s HoareSimplificationTime, 1 FormulaSimplificationsInter, 18015 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 15.6s InterpolantComputationTime, 17931 NumberOfCodeBlocks, 17931 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 18964 ConstructedInterpolants, 304 QuantifiedInterpolants, 69967 SizeOfPredicates, 1 NumberOfNonLiveVariables, 4803 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 32 InterpolantComputations, 25 PerfectInterpolantSequences, 20149/23223 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((42 + a4) <= 0) && ((a0 + 147) <= 0)) && (3 == a2)) || (((44 <= a29) && ((89 + a4) <= 0)) && (a2 == 1))) || (((((42 + a4) <= 0) && (44 <= a29)) && ((a0 + 147) <= 0)) && (a2 == 1))) || (((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0)) && ((a29 + 18) <= 0)) && (5 <= a2)) && (0 <= (600214 + a0)))) || (((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (3 == a2))) || (((((42 + a4) <= 0) && ((a0 + 147) <= 0)) && ((a29 + 18) <= 0)) && (a2 == 1))) || (((((((a29 <= 41) && (0 <= (a29 + 14))) && ((42 + a4) <= 0)) && (2 == a2)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (4831 + ((9 * a0) / 10))))) || ((((89 + a4) <= 0) && ((98 + a0) <= 0)) && (5 <= a2))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (44 <= a29)) && ((98 + a0) <= 0)) && (a2 == 4))) || ((((((42 + a4) <= 0) && (44 <= a29)) && ((a0 + 147) <= 0)) && (5 <= a2)) && (0 <= (600214 + a0)))) || ((((89 + a4) <= 0) && ((98 + a0) <= 0)) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (a2 == 1))) || (((((0 <= (97 + a0)) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && ((a29 + 18) <= 0)) && (a2 == 1))) || (((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (0 <= (a29 + 15))) && ((a0 + 147) <= 0)) && (5 <= a2)) && (0 <= (600214 + a0)))) || (((0 <= (97 + a0)) && (2 == a2)) && ((89 + a4) <= 0))) || ((((a29 <= 41) && (0 <= (a29 + 15))) && ((89 + a4) <= 0)) && (5 <= a2))) || ((((((a29 <= 41) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (0 <= (a29 + 15))) && (a2 == 1)) && (0 <= (600214 + a0)))) || (((0 <= (97 + a0)) && ((89 + a4) <= 0)) && (a2 == 1))) || ((((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0)) && (0 <= (600214 + a0)))) || (((44 <= a29) && ((89 + a4) <= 0)) && (5 <= a2))) || ((((89 + a4) <= 0) && (a2 == 1)) && ((a29 + 127) <= 0))) || ((((89 + a4) <= 0) && ((a29 + 18) <= 0)) && (a2 == 4))) || (((89 + a4) <= 0) && ((a0 + 147) <= 0))) || (((89 + a4) <= 0) && (3 == a2))) || (((2 == a2) && ((89 + a4) <= 0)) && ((a29 + 401505) <= 0))) || ((((((0 <= (a29 + 14)) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (5 <= a2)) && (0 <= (4831 + ((9 * a0) / 10))))) || (((2 == a2) && (0 <= (a29 + 15))) && ((89 + a4) <= 0))) || (((((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && (44 <= a29)) && ((98 + a0) <= 0)) && (0 <= (4831 + ((9 * a0) / 10))))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0)) && (0 <= (600214 + a0))) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0)) && (a2 == 4)) && ((a29 + 127) <= 0))) || (((0 <= (a29 + 14)) && ((89 + a4) <= 0)) && (a2 == 4))) || (((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && ((a29 + 18) <= 0)) && (5 <= a2)) && (0 <= (4831 + ((9 * a0) / 10))))) RESULT: Ultimate proved your program to be correct! [2023-12-19 04:13:47,310 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...