/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/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-63.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 08:18:58,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 08:18:58,316 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 08:18:58,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 08:18:58,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 08:18:58,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 08:18:58,342 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 08:18:58,342 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 08:18:58,342 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 08:18:58,345 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 08:18:58,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 08:18:58,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 08:18:58,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 08:18:58,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 08:18:58,347 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 08:18:58,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 08:18:58,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 08:18:58,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 08:18:58,348 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 08:18:58,348 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 08:18:58,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 08:18:58,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 08:18:58,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 08:18:58,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 08:18:58,349 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 08:18:58,350 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 08:18:58,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 08:18:58,350 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 08:18:58,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 08:18:58,351 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 08:18:58,351 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 08:18:58,351 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 08:18:58,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 08:18:58,352 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 08:18:58,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 08:18:58,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 08:18:58,352 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 08:18:58,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 08:18:58,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 08:18:58,353 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 08:18:58,353 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 08:18:58,353 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 08:18:58,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 08:18:58,353 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 08:18:58,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 08:18:58,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 08:18:58,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 08:18:58,523 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 08:18:58,524 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 08:18:58,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-63.i [2023-12-19 08:18:59,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 08:18:59,784 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 08:18:59,785 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-63.i [2023-12-19 08:18:59,793 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694d0c635/e62b3c64dcaf47e5a29ac714b0a65516/FLAG95e6f9c8f [2023-12-19 08:19:00,172 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694d0c635/e62b3c64dcaf47e5a29ac714b0a65516 [2023-12-19 08:19:00,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 08:19:00,175 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 08:19:00,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 08:19:00,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 08:19:00,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 08:19:00,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d223b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00, skipping insertion in model container [2023-12-19 08:19:00,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,200 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 08:19:00,289 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-63.i[919,932] [2023-12-19 08:19:00,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 08:19:00,357 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 08:19:00,365 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-63.i[919,932] [2023-12-19 08:19:00,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 08:19:00,400 INFO L206 MainTranslator]: Completed translation [2023-12-19 08:19:00,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00 WrapperNode [2023-12-19 08:19:00,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 08:19:00,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 08:19:00,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 08:19:00,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 08:19:00,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,462 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-12-19 08:19:00,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 08:19:00,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 08:19:00,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 08:19:00,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 08:19:00,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,474 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,488 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 08:19:00,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 08:19:00,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 08:19:00,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 08:19:00,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 08:19:00,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (1/1) ... [2023-12-19 08:19:00,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 08:19:00,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 08:19:00,589 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 08:19:00,604 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 08:19:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 08:19:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 08:19:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 08:19:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 08:19:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 08:19:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 08:19:00,689 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 08:19:00,690 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 08:19:01,084 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 08:19:01,112 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 08:19:01,112 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 08:19:01,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 08:19:01 BoogieIcfgContainer [2023-12-19 08:19:01,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 08:19:01,114 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 08:19:01,114 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 08:19:01,116 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 08:19:01,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 08:19:00" (1/3) ... [2023-12-19 08:19:01,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ad5183 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 08:19:01, skipping insertion in model container [2023-12-19 08:19:01,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:19:00" (2/3) ... [2023-12-19 08:19:01,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ad5183 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 08:19:01, skipping insertion in model container [2023-12-19 08:19:01,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 08:19:01" (3/3) ... [2023-12-19 08:19:01,118 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-63.i [2023-12-19 08:19:01,129 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 08:19:01,129 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 08:19:01,169 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 08:19:01,174 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;@3b3f8404, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 08:19:01,174 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 08:19:01,178 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 61 states have (on average 1.5737704918032787) internal successors, (96), 62 states have internal predecessors, (96), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-19 08:19:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-19 08:19:01,191 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:01,191 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:01,192 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:01,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:01,196 INFO L85 PathProgramCache]: Analyzing trace with hash 984363983, now seen corresponding path program 1 times [2023-12-19 08:19:01,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:01,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798777687] [2023-12-19 08:19:01,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:01,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,548 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:01,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:01,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798777687] [2023-12-19 08:19:01,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798777687] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:01,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:01,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 08:19:01,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834491594] [2023-12-19 08:19:01,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:01,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 08:19:01,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:01,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 08:19:01,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 08:19:01,585 INFO L87 Difference]: Start difference. First operand has 86 states, 61 states have (on average 1.5737704918032787) internal successors, (96), 62 states have internal predecessors, (96), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-19 08:19:01,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:01,643 INFO L93 Difference]: Finished difference Result 167 states and 296 transitions. [2023-12-19 08:19:01,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 08:19:01,645 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 154 [2023-12-19 08:19:01,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:01,650 INFO L225 Difference]: With dead ends: 167 [2023-12-19 08:19:01,650 INFO L226 Difference]: Without dead ends: 82 [2023-12-19 08:19:01,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 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 08:19:01,654 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:01,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 08:19:01,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-12-19 08:19:01,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-12-19 08:19:01,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 58 states have (on average 1.4655172413793103) internal successors, (85), 58 states have internal predecessors, (85), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-19 08:19:01,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 129 transitions. [2023-12-19 08:19:01,717 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 129 transitions. Word has length 154 [2023-12-19 08:19:01,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:01,717 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 129 transitions. [2023-12-19 08:19:01,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-19 08:19:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2023-12-19 08:19:01,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-19 08:19:01,720 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:01,720 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:01,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-19 08:19:01,720 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:01,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:01,721 INFO L85 PathProgramCache]: Analyzing trace with hash -64891813, now seen corresponding path program 1 times [2023-12-19 08:19:01,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:01,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091043355] [2023-12-19 08:19:01,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:01,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:01,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,009 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:02,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:02,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091043355] [2023-12-19 08:19:02,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091043355] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:02,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:02,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 08:19:02,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284226535] [2023-12-19 08:19:02,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:02,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 08:19:02,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:02,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 08:19:02,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 08:19:02,021 INFO L87 Difference]: Start difference. First operand 82 states and 129 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:02,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:02,117 INFO L93 Difference]: Finished difference Result 200 states and 317 transitions. [2023-12-19 08:19:02,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 08:19:02,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2023-12-19 08:19:02,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:02,119 INFO L225 Difference]: With dead ends: 200 [2023-12-19 08:19:02,119 INFO L226 Difference]: Without dead ends: 119 [2023-12-19 08:19:02,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 08:19:02,121 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 56 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:02,121 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 236 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 08:19:02,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-12-19 08:19:02,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 93. [2023-12-19 08:19:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 69 states have (on average 1.4782608695652173) internal successors, (102), 69 states have internal predecessors, (102), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-19 08:19:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 146 transitions. [2023-12-19 08:19:02,145 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 146 transitions. Word has length 154 [2023-12-19 08:19:02,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:02,147 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 146 transitions. [2023-12-19 08:19:02,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:02,147 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2023-12-19 08:19:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-19 08:19:02,150 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:02,150 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:02,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-19 08:19:02,151 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:02,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:02,151 INFO L85 PathProgramCache]: Analyzing trace with hash 75656797, now seen corresponding path program 1 times [2023-12-19 08:19:02,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:02,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731442605] [2023-12-19 08:19:02,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:02,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:02,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:02,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731442605] [2023-12-19 08:19:02,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731442605] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:02,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:02,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 08:19:02,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991539108] [2023-12-19 08:19:02,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:02,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 08:19:02,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:02,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 08:19:02,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-19 08:19:02,556 INFO L87 Difference]: Start difference. First operand 93 states and 146 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:02,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:02,850 INFO L93 Difference]: Finished difference Result 277 states and 436 transitions. [2023-12-19 08:19:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 08:19:02,851 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2023-12-19 08:19:02,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:02,857 INFO L225 Difference]: With dead ends: 277 [2023-12-19 08:19:02,857 INFO L226 Difference]: Without dead ends: 185 [2023-12-19 08:19:02,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-19 08:19:02,862 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 253 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:02,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 378 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 08:19:02,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-12-19 08:19:02,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 128. [2023-12-19 08:19:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 104 states have (on average 1.5096153846153846) internal successors, (157), 104 states have internal predecessors, (157), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-19 08:19:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 201 transitions. [2023-12-19 08:19:02,884 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 201 transitions. Word has length 154 [2023-12-19 08:19:02,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:02,885 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 201 transitions. [2023-12-19 08:19:02,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 201 transitions. [2023-12-19 08:19:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-19 08:19:02,887 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:02,887 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:02,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-19 08:19:02,887 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:02,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:02,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1729781537, now seen corresponding path program 1 times [2023-12-19 08:19:02,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:02,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608937083] [2023-12-19 08:19:02,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:02,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:03,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:03,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608937083] [2023-12-19 08:19:03,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608937083] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:03,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:03,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 08:19:03,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386140122] [2023-12-19 08:19:03,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:03,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 08:19:03,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:03,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 08:19:03,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 08:19:03,169 INFO L87 Difference]: Start difference. First operand 128 states and 201 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:03,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:03,212 INFO L93 Difference]: Finished difference Result 259 states and 404 transitions. [2023-12-19 08:19:03,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 08:19:03,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2023-12-19 08:19:03,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:03,214 INFO L225 Difference]: With dead ends: 259 [2023-12-19 08:19:03,214 INFO L226 Difference]: Without dead ends: 132 [2023-12-19 08:19:03,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 48 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 08:19:03,221 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 60 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:03,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 165 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 08:19:03,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-12-19 08:19:03,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2023-12-19 08:19:03,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 107 states have (on average 1.4766355140186915) internal successors, (158), 107 states have internal predecessors, (158), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-19 08:19:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 202 transitions. [2023-12-19 08:19:03,243 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 202 transitions. Word has length 154 [2023-12-19 08:19:03,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:03,243 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 202 transitions. [2023-12-19 08:19:03,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 202 transitions. [2023-12-19 08:19:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-19 08:19:03,245 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:03,245 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:03,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-19 08:19:03,245 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:03,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:03,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1978379745, now seen corresponding path program 1 times [2023-12-19 08:19:03,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:03,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510582497] [2023-12-19 08:19:03,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:03,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:04,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:04,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510582497] [2023-12-19 08:19:04,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510582497] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:04,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:04,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-19 08:19:04,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294865312] [2023-12-19 08:19:04,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:04,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-19 08:19:04,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:04,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-19 08:19:04,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-19 08:19:04,378 INFO L87 Difference]: Start difference. First operand 132 states and 202 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:05,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:05,020 INFO L93 Difference]: Finished difference Result 459 states and 697 transitions. [2023-12-19 08:19:05,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 08:19:05,021 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2023-12-19 08:19:05,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:05,022 INFO L225 Difference]: With dead ends: 459 [2023-12-19 08:19:05,022 INFO L226 Difference]: Without dead ends: 328 [2023-12-19 08:19:05,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2023-12-19 08:19:05,023 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 333 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:05,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 447 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-19 08:19:05,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2023-12-19 08:19:05,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 238. [2023-12-19 08:19:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 210 states have (on average 1.519047619047619) internal successors, (319), 211 states have internal predecessors, (319), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-19 08:19:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 367 transitions. [2023-12-19 08:19:05,040 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 367 transitions. Word has length 154 [2023-12-19 08:19:05,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:05,040 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 367 transitions. [2023-12-19 08:19:05,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 367 transitions. [2023-12-19 08:19:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-19 08:19:05,042 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:05,042 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:05,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-19 08:19:05,042 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:05,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:05,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1468906655, now seen corresponding path program 1 times [2023-12-19 08:19:05,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:05,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310256927] [2023-12-19 08:19:05,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:05,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:05,514 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:05,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:05,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310256927] [2023-12-19 08:19:05,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310256927] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:05,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:05,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-19 08:19:05,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748062564] [2023-12-19 08:19:05,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:05,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-19 08:19:05,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:05,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-19 08:19:05,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-12-19 08:19:05,516 INFO L87 Difference]: Start difference. First operand 238 states and 367 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:06,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:06,326 INFO L93 Difference]: Finished difference Result 852 states and 1295 transitions. [2023-12-19 08:19:06,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-19 08:19:06,327 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2023-12-19 08:19:06,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:06,331 INFO L225 Difference]: With dead ends: 852 [2023-12-19 08:19:06,331 INFO L226 Difference]: Without dead ends: 614 [2023-12-19 08:19:06,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=326, Unknown=0, NotChecked=0, Total=462 [2023-12-19 08:19:06,332 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 506 mSDsluCounter, 993 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 1265 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:06,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [506 Valid, 1265 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 632 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-19 08:19:06,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2023-12-19 08:19:06,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 436. [2023-12-19 08:19:06,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 384 states have (on average 1.5182291666666667) internal successors, (583), 385 states have internal predecessors, (583), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 675 transitions. [2023-12-19 08:19:06,403 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 675 transitions. Word has length 154 [2023-12-19 08:19:06,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:06,416 INFO L495 AbstractCegarLoop]: Abstraction has 436 states and 675 transitions. [2023-12-19 08:19:06,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 675 transitions. [2023-12-19 08:19:06,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:06,418 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:06,418 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:06,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-19 08:19:06,418 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:06,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:06,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1029078192, now seen corresponding path program 1 times [2023-12-19 08:19:06,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:06,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39675179] [2023-12-19 08:19:06,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:06,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:06,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:06,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:06,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:07,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:07,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39675179] [2023-12-19 08:19:07,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39675179] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:07,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:07,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-19 08:19:07,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173784651] [2023-12-19 08:19:07,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:07,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-19 08:19:07,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:07,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-19 08:19:07,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-12-19 08:19:07,030 INFO L87 Difference]: Start difference. First operand 436 states and 675 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:07,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:07,495 INFO L93 Difference]: Finished difference Result 1411 states and 2173 transitions. [2023-12-19 08:19:07,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-19 08:19:07,496 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:07,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:07,502 INFO L225 Difference]: With dead ends: 1411 [2023-12-19 08:19:07,502 INFO L226 Difference]: Without dead ends: 976 [2023-12-19 08:19:07,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2023-12-19 08:19:07,504 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 223 mSDsluCounter, 678 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 798 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:07,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 798 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-19 08:19:07,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2023-12-19 08:19:07,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 578. [2023-12-19 08:19:07,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 578 states, 526 states have (on average 1.5190114068441065) internal successors, (799), 527 states have internal predecessors, (799), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 891 transitions. [2023-12-19 08:19:07,547 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 891 transitions. Word has length 155 [2023-12-19 08:19:07,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:07,547 INFO L495 AbstractCegarLoop]: Abstraction has 578 states and 891 transitions. [2023-12-19 08:19:07,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:07,547 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 891 transitions. [2023-12-19 08:19:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:07,548 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:07,549 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:07,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-19 08:19:07,549 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:07,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:07,549 INFO L85 PathProgramCache]: Analyzing trace with hash 354798581, now seen corresponding path program 1 times [2023-12-19 08:19:07,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:07,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618374813] [2023-12-19 08:19:07,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:07,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:07,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:07,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618374813] [2023-12-19 08:19:07,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618374813] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:07,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:07,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 08:19:07,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566318028] [2023-12-19 08:19:07,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:07,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 08:19:07,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:07,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 08:19:07,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 08:19:07,655 INFO L87 Difference]: Start difference. First operand 578 states and 891 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:07,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:07,735 INFO L93 Difference]: Finished difference Result 1407 states and 2158 transitions. [2023-12-19 08:19:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 08:19:07,735 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:07,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:07,738 INFO L225 Difference]: With dead ends: 1407 [2023-12-19 08:19:07,738 INFO L226 Difference]: Without dead ends: 830 [2023-12-19 08:19:07,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 08:19:07,739 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 97 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:07,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 269 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 08:19:07,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2023-12-19 08:19:07,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 651. [2023-12-19 08:19:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 651 states, 599 states have (on average 1.5141903171953255) internal successors, (907), 600 states have internal predecessors, (907), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:07,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 999 transitions. [2023-12-19 08:19:07,812 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 999 transitions. Word has length 155 [2023-12-19 08:19:07,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:07,812 INFO L495 AbstractCegarLoop]: Abstraction has 651 states and 999 transitions. [2023-12-19 08:19:07,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 999 transitions. [2023-12-19 08:19:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:07,814 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:07,814 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:07,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-19 08:19:07,815 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:07,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:07,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1794029177, now seen corresponding path program 1 times [2023-12-19 08:19:07,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:07,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963032524] [2023-12-19 08:19:07,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:07,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:08,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:08,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963032524] [2023-12-19 08:19:08,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963032524] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:08,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:08,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 08:19:08,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358165835] [2023-12-19 08:19:08,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:08,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 08:19:08,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:08,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 08:19:08,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-19 08:19:08,335 INFO L87 Difference]: Start difference. First operand 651 states and 999 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:08,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:08,473 INFO L93 Difference]: Finished difference Result 1076 states and 1649 transitions. [2023-12-19 08:19:08,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 08:19:08,474 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:08,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:08,476 INFO L225 Difference]: With dead ends: 1076 [2023-12-19 08:19:08,476 INFO L226 Difference]: Without dead ends: 666 [2023-12-19 08:19:08,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-19 08:19:08,477 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 58 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:08,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 366 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 08:19:08,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2023-12-19 08:19:08,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 663. [2023-12-19 08:19:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 611 states have (on average 1.5040916530278232) internal successors, (919), 612 states have internal predecessors, (919), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1011 transitions. [2023-12-19 08:19:08,533 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1011 transitions. Word has length 155 [2023-12-19 08:19:08,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:08,533 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 1011 transitions. [2023-12-19 08:19:08,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1011 transitions. [2023-12-19 08:19:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:08,535 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:08,535 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:08,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-19 08:19:08,535 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:08,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:08,536 INFO L85 PathProgramCache]: Analyzing trace with hash 782911927, now seen corresponding path program 1 times [2023-12-19 08:19:08,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:08,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114198619] [2023-12-19 08:19:08,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:08,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:09,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:09,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114198619] [2023-12-19 08:19:09,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114198619] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:09,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:09,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-19 08:19:09,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828630496] [2023-12-19 08:19:09,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:09,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 08:19:09,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:09,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 08:19:09,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-12-19 08:19:09,169 INFO L87 Difference]: Start difference. First operand 663 states and 1011 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:10,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:10,381 INFO L93 Difference]: Finished difference Result 1741 states and 2621 transitions. [2023-12-19 08:19:10,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-19 08:19:10,381 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:10,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:10,385 INFO L225 Difference]: With dead ends: 1741 [2023-12-19 08:19:10,385 INFO L226 Difference]: Without dead ends: 1079 [2023-12-19 08:19:10,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2023-12-19 08:19:10,387 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 391 mSDsluCounter, 1230 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:10,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 1553 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 08:19:10,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1079 states. [2023-12-19 08:19:10,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1079 to 719. [2023-12-19 08:19:10,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 667 states have (on average 1.4992503748125936) internal successors, (1000), 668 states have internal predecessors, (1000), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1092 transitions. [2023-12-19 08:19:10,495 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1092 transitions. Word has length 155 [2023-12-19 08:19:10,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:10,496 INFO L495 AbstractCegarLoop]: Abstraction has 719 states and 1092 transitions. [2023-12-19 08:19:10,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:10,496 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1092 transitions. [2023-12-19 08:19:10,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:10,498 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:10,498 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:10,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-19 08:19:10,498 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:10,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:10,498 INFO L85 PathProgramCache]: Analyzing trace with hash 895064686, now seen corresponding path program 1 times [2023-12-19 08:19:10,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:10,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12326405] [2023-12-19 08:19:10,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:10,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:11,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:11,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12326405] [2023-12-19 08:19:11,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12326405] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:11,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:11,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-19 08:19:11,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707737111] [2023-12-19 08:19:11,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:11,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-19 08:19:11,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:11,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-19 08:19:11,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2023-12-19 08:19:11,884 INFO L87 Difference]: Start difference. First operand 719 states and 1092 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:13,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:13,118 INFO L93 Difference]: Finished difference Result 1403 states and 2112 transitions. [2023-12-19 08:19:13,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-19 08:19:13,119 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:13,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:13,124 INFO L225 Difference]: With dead ends: 1403 [2023-12-19 08:19:13,124 INFO L226 Difference]: Without dead ends: 940 [2023-12-19 08:19:13,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=144, Invalid=318, Unknown=0, NotChecked=0, Total=462 [2023-12-19 08:19:13,126 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 517 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:13,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 574 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-19 08:19:13,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2023-12-19 08:19:13,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 749. [2023-12-19 08:19:13,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 697 states have (on average 1.497847919655667) internal successors, (1044), 698 states have internal predecessors, (1044), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1136 transitions. [2023-12-19 08:19:13,243 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1136 transitions. Word has length 155 [2023-12-19 08:19:13,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:13,243 INFO L495 AbstractCegarLoop]: Abstraction has 749 states and 1136 transitions. [2023-12-19 08:19:13,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1136 transitions. [2023-12-19 08:19:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:13,245 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:13,246 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:13,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-19 08:19:13,246 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:13,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:13,246 INFO L85 PathProgramCache]: Analyzing trace with hash -956189456, now seen corresponding path program 1 times [2023-12-19 08:19:13,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:13,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101552929] [2023-12-19 08:19:13,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:13,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:13,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:13,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101552929] [2023-12-19 08:19:13,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101552929] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:13,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:13,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 08:19:13,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105683590] [2023-12-19 08:19:13,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:13,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 08:19:13,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:13,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 08:19:13,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 08:19:13,334 INFO L87 Difference]: Start difference. First operand 749 states and 1136 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:13,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:13,436 INFO L93 Difference]: Finished difference Result 1732 states and 2633 transitions. [2023-12-19 08:19:13,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 08:19:13,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:13,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:13,440 INFO L225 Difference]: With dead ends: 1732 [2023-12-19 08:19:13,440 INFO L226 Difference]: Without dead ends: 984 [2023-12-19 08:19:13,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 08:19:13,444 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 50 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:13,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 282 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 08:19:13,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2023-12-19 08:19:13,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 741. [2023-12-19 08:19:13,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 689 states have (on average 1.4586357039187228) internal successors, (1005), 690 states have internal predecessors, (1005), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:13,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1097 transitions. [2023-12-19 08:19:13,518 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1097 transitions. Word has length 155 [2023-12-19 08:19:13,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:13,519 INFO L495 AbstractCegarLoop]: Abstraction has 741 states and 1097 transitions. [2023-12-19 08:19:13,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:13,519 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1097 transitions. [2023-12-19 08:19:13,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:13,521 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:13,521 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:13,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-19 08:19:13,521 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:13,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:13,521 INFO L85 PathProgramCache]: Analyzing trace with hash -4064771, now seen corresponding path program 1 times [2023-12-19 08:19:13,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:13,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518688882] [2023-12-19 08:19:13,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:13,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:13,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:13,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518688882] [2023-12-19 08:19:13,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518688882] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:13,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:13,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 08:19:13,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058495522] [2023-12-19 08:19:13,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:13,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 08:19:13,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:13,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 08:19:13,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 08:19:13,611 INFO L87 Difference]: Start difference. First operand 741 states and 1097 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:13,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:13,754 INFO L93 Difference]: Finished difference Result 1604 states and 2367 transitions. [2023-12-19 08:19:13,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 08:19:13,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:13,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:13,757 INFO L225 Difference]: With dead ends: 1604 [2023-12-19 08:19:13,758 INFO L226 Difference]: Without dead ends: 864 [2023-12-19 08:19:13,759 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 08:19:13,760 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 95 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:13,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 295 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 08:19:13,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2023-12-19 08:19:13,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 665. [2023-12-19 08:19:13,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 613 states have (on average 1.4371941272430668) internal successors, (881), 614 states have internal predecessors, (881), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 973 transitions. [2023-12-19 08:19:13,830 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 973 transitions. Word has length 155 [2023-12-19 08:19:13,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:13,831 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 973 transitions. [2023-12-19 08:19:13,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 973 transitions. [2023-12-19 08:19:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-19 08:19:13,832 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:13,833 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:13,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-19 08:19:13,833 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:13,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:13,833 INFO L85 PathProgramCache]: Analyzing trace with hash -2013699216, now seen corresponding path program 1 times [2023-12-19 08:19:13,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:13,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72152498] [2023-12-19 08:19:13,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:13,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,131 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:14,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:14,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72152498] [2023-12-19 08:19:14,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72152498] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:14,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:14,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 08:19:14,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988046643] [2023-12-19 08:19:14,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:14,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 08:19:14,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:14,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 08:19:14,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 08:19:14,134 INFO L87 Difference]: Start difference. First operand 665 states and 973 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:14,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:14,467 INFO L93 Difference]: Finished difference Result 1334 states and 1951 transitions. [2023-12-19 08:19:14,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 08:19:14,468 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-12-19 08:19:14,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:14,470 INFO L225 Difference]: With dead ends: 1334 [2023-12-19 08:19:14,470 INFO L226 Difference]: Without dead ends: 668 [2023-12-19 08:19:14,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-19 08:19:14,471 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 165 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:14,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 492 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 08:19:14,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2023-12-19 08:19:14,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 618. [2023-12-19 08:19:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 618 states, 566 states have (on average 1.4275618374558303) internal successors, (808), 567 states have internal predecessors, (808), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-19 08:19:14,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 900 transitions. [2023-12-19 08:19:14,543 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 900 transitions. Word has length 155 [2023-12-19 08:19:14,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:14,544 INFO L495 AbstractCegarLoop]: Abstraction has 618 states and 900 transitions. [2023-12-19 08:19:14,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:14,544 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 900 transitions. [2023-12-19 08:19:14,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:14,545 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:14,545 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:14,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-19 08:19:14,545 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:14,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:14,546 INFO L85 PathProgramCache]: Analyzing trace with hash -238934999, now seen corresponding path program 1 times [2023-12-19 08:19:14,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:14,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767678933] [2023-12-19 08:19:14,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:14,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:14,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:14,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767678933] [2023-12-19 08:19:14,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767678933] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:14,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:14,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 08:19:14,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000507702] [2023-12-19 08:19:14,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:14,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 08:19:14,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:14,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 08:19:14,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-19 08:19:14,960 INFO L87 Difference]: Start difference. First operand 618 states and 900 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:15,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:15,274 INFO L93 Difference]: Finished difference Result 1321 states and 1908 transitions. [2023-12-19 08:19:15,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 08:19:15,274 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-12-19 08:19:15,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:15,277 INFO L225 Difference]: With dead ends: 1321 [2023-12-19 08:19:15,277 INFO L226 Difference]: Without dead ends: 890 [2023-12-19 08:19:15,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-12-19 08:19:15,280 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 213 mSDsluCounter, 523 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:15,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 696 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 08:19:15,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2023-12-19 08:19:15,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 694. [2023-12-19 08:19:15,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 694 states, 639 states have (on average 1.4162754303599374) internal successors, (905), 641 states have internal predecessors, (905), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-19 08:19:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 1001 transitions. [2023-12-19 08:19:15,344 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 1001 transitions. Word has length 156 [2023-12-19 08:19:15,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:15,344 INFO L495 AbstractCegarLoop]: Abstraction has 694 states and 1001 transitions. [2023-12-19 08:19:15,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:15,344 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1001 transitions. [2023-12-19 08:19:15,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:15,346 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:15,346 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:15,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-19 08:19:15,346 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:15,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:15,346 INFO L85 PathProgramCache]: Analyzing trace with hash -372948505, now seen corresponding path program 1 times [2023-12-19 08:19:15,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:15,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672575346] [2023-12-19 08:19:15,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:15,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:15,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:15,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672575346] [2023-12-19 08:19:15,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672575346] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:15,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:15,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-19 08:19:15,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872392781] [2023-12-19 08:19:15,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:15,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-19 08:19:15,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:15,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-19 08:19:15,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-19 08:19:15,674 INFO L87 Difference]: Start difference. First operand 694 states and 1001 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:16,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:16,011 INFO L93 Difference]: Finished difference Result 1617 states and 2325 transitions. [2023-12-19 08:19:16,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-19 08:19:16,011 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-12-19 08:19:16,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:16,014 INFO L225 Difference]: With dead ends: 1617 [2023-12-19 08:19:16,014 INFO L226 Difference]: Without dead ends: 924 [2023-12-19 08:19:16,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-12-19 08:19:16,015 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 98 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 1006 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:16,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 1006 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 08:19:16,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2023-12-19 08:19:16,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 781. [2023-12-19 08:19:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 781 states, 726 states have (on average 1.4146005509641872) internal successors, (1027), 728 states have internal predecessors, (1027), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-19 08:19:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 1123 transitions. [2023-12-19 08:19:16,093 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 1123 transitions. Word has length 156 [2023-12-19 08:19:16,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:16,093 INFO L495 AbstractCegarLoop]: Abstraction has 781 states and 1123 transitions. [2023-12-19 08:19:16,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1123 transitions. [2023-12-19 08:19:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:16,095 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:16,095 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:16,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-19 08:19:16,095 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:16,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:16,095 INFO L85 PathProgramCache]: Analyzing trace with hash 2116425276, now seen corresponding path program 1 times [2023-12-19 08:19:16,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:16,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051832783] [2023-12-19 08:19:16,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:16,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:16,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:16,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051832783] [2023-12-19 08:19:16,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051832783] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:16,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:16,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 08:19:16,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457212444] [2023-12-19 08:19:16,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:16,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 08:19:16,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:16,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 08:19:16,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 08:19:16,323 INFO L87 Difference]: Start difference. First operand 781 states and 1123 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:16,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:16,647 INFO L93 Difference]: Finished difference Result 1484 states and 2123 transitions. [2023-12-19 08:19:16,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-19 08:19:16,647 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-12-19 08:19:16,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:16,650 INFO L225 Difference]: With dead ends: 1484 [2023-12-19 08:19:16,650 INFO L226 Difference]: Without dead ends: 960 [2023-12-19 08:19:16,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-19 08:19:16,651 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 104 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 697 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:16,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 697 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 08:19:16,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2023-12-19 08:19:16,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 794. [2023-12-19 08:19:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 739 states have (on average 1.4167794316644113) internal successors, (1047), 741 states have internal predecessors, (1047), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-19 08:19:16,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1143 transitions. [2023-12-19 08:19:16,725 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1143 transitions. Word has length 156 [2023-12-19 08:19:16,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:16,725 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1143 transitions. [2023-12-19 08:19:16,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:16,725 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1143 transitions. [2023-12-19 08:19:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:16,726 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:16,726 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:16,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-19 08:19:16,727 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:16,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:16,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1559883466, now seen corresponding path program 1 times [2023-12-19 08:19:16,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:16,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664693759] [2023-12-19 08:19:16,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:16,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:16,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:17,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:17,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664693759] [2023-12-19 08:19:17,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664693759] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:17,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:17,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-19 08:19:17,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392258390] [2023-12-19 08:19:17,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:17,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-19 08:19:17,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:17,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-19 08:19:17,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-12-19 08:19:17,011 INFO L87 Difference]: Start difference. First operand 794 states and 1143 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:17,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:17,359 INFO L93 Difference]: Finished difference Result 1740 states and 2504 transitions. [2023-12-19 08:19:17,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-19 08:19:17,360 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-12-19 08:19:17,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:17,364 INFO L225 Difference]: With dead ends: 1740 [2023-12-19 08:19:17,364 INFO L226 Difference]: Without dead ends: 1203 [2023-12-19 08:19:17,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-12-19 08:19:17,365 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 159 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:17,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 610 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 08:19:17,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2023-12-19 08:19:17,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 799. [2023-12-19 08:19:17,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 744 states have (on average 1.418010752688172) internal successors, (1055), 746 states have internal predecessors, (1055), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-19 08:19:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1151 transitions. [2023-12-19 08:19:17,456 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1151 transitions. Word has length 156 [2023-12-19 08:19:17,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:17,457 INFO L495 AbstractCegarLoop]: Abstraction has 799 states and 1151 transitions. [2023-12-19 08:19:17,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:17,457 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1151 transitions. [2023-12-19 08:19:17,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:17,458 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:17,458 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:17,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-19 08:19:17,459 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:17,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:17,459 INFO L85 PathProgramCache]: Analyzing trace with hash 324315437, now seen corresponding path program 1 times [2023-12-19 08:19:17,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:17,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233128601] [2023-12-19 08:19:17,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:17,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,530 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:17,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:17,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233128601] [2023-12-19 08:19:17,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233128601] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:17,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:17,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 08:19:17,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067816207] [2023-12-19 08:19:17,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:17,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 08:19:17,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:17,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 08:19:17,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 08:19:17,532 INFO L87 Difference]: Start difference. First operand 799 states and 1151 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:17,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:17,681 INFO L93 Difference]: Finished difference Result 1927 states and 2772 transitions. [2023-12-19 08:19:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 08:19:17,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-12-19 08:19:17,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:17,685 INFO L225 Difference]: With dead ends: 1927 [2023-12-19 08:19:17,686 INFO L226 Difference]: Without dead ends: 1129 [2023-12-19 08:19:17,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 08:19:17,687 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 103 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:17,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 268 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 08:19:17,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states. [2023-12-19 08:19:17,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 811. [2023-12-19 08:19:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 756 states have (on average 1.414021164021164) internal successors, (1069), 758 states have internal predecessors, (1069), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-19 08:19:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1165 transitions. [2023-12-19 08:19:17,767 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1165 transitions. Word has length 156 [2023-12-19 08:19:17,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:17,767 INFO L495 AbstractCegarLoop]: Abstraction has 811 states and 1165 transitions. [2023-12-19 08:19:17,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1165 transitions. [2023-12-19 08:19:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:17,769 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:17,769 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:17,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-19 08:19:17,769 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:17,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:17,770 INFO L85 PathProgramCache]: Analyzing trace with hash 381573739, now seen corresponding path program 1 times [2023-12-19 08:19:17,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:17,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798082796] [2023-12-19 08:19:17,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:17,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:17,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:18,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:18,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798082796] [2023-12-19 08:19:18,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798082796] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:18,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:18,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 08:19:18,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905727268] [2023-12-19 08:19:18,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:18,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 08:19:18,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:18,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 08:19:18,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 08:19:18,063 INFO L87 Difference]: Start difference. First operand 811 states and 1165 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:18,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:18,295 INFO L93 Difference]: Finished difference Result 1622 states and 2327 transitions. [2023-12-19 08:19:18,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 08:19:18,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-12-19 08:19:18,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:18,298 INFO L225 Difference]: With dead ends: 1622 [2023-12-19 08:19:18,298 INFO L226 Difference]: Without dead ends: 1072 [2023-12-19 08:19:18,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-19 08:19:18,300 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 152 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:18,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 426 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 08:19:18,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2023-12-19 08:19:18,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 861. [2023-12-19 08:19:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 781 states have (on average 1.4007682458386683) internal successors, (1094), 783 states have internal predecessors, (1094), 70 states have call successors, (70), 9 states have call predecessors, (70), 9 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-12-19 08:19:18,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1234 transitions. [2023-12-19 08:19:18,405 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1234 transitions. Word has length 156 [2023-12-19 08:19:18,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:18,405 INFO L495 AbstractCegarLoop]: Abstraction has 861 states and 1234 transitions. [2023-12-19 08:19:18,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1234 transitions. [2023-12-19 08:19:18,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:18,407 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:18,407 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:18,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-19 08:19:18,407 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:18,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:18,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1758532092, now seen corresponding path program 1 times [2023-12-19 08:19:18,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:18,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968995798] [2023-12-19 08:19:18,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:18,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 08:19:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 08:19:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 08:19:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-19 08:19:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-19 08:19:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-19 08:19:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-19 08:19:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 08:19:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 08:19:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-12-19 08:19:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-12-19 08:19:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-12-19 08:19:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-12-19 08:19:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-12-19 08:19:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-12-19 08:19:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-12-19 08:19:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-12-19 08:19:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-12-19 08:19:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-12-19 08:19:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-12-19 08:19:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-12-19 08:19:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-12-19 08:19:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 08:19:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-19 08:19:18,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 08:19:18,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968995798] [2023-12-19 08:19:18,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968995798] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 08:19:18,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 08:19:18,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 08:19:18,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208281596] [2023-12-19 08:19:18,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 08:19:18,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 08:19:18,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 08:19:18,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 08:19:18,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 08:19:18,477 INFO L87 Difference]: Start difference. First operand 861 states and 1234 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:18,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 08:19:18,658 INFO L93 Difference]: Finished difference Result 1982 states and 2838 transitions. [2023-12-19 08:19:18,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 08:19:18,659 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-12-19 08:19:18,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 08:19:18,662 INFO L225 Difference]: With dead ends: 1982 [2023-12-19 08:19:18,663 INFO L226 Difference]: Without dead ends: 1172 [2023-12-19 08:19:18,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 08:19:18,664 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 104 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 08:19:18,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 230 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 08:19:18,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2023-12-19 08:19:18,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 993. [2023-12-19 08:19:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 993 states, 913 states have (on average 1.4085432639649507) internal successors, (1286), 915 states have internal predecessors, (1286), 70 states have call successors, (70), 9 states have call predecessors, (70), 9 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-12-19 08:19:18,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1426 transitions. [2023-12-19 08:19:18,775 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1426 transitions. Word has length 156 [2023-12-19 08:19:18,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 08:19:18,775 INFO L495 AbstractCegarLoop]: Abstraction has 993 states and 1426 transitions. [2023-12-19 08:19:18,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-19 08:19:18,775 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1426 transitions. [2023-12-19 08:19:18,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-19 08:19:18,776 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 08:19:18,776 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:19:18,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-19 08:19:18,777 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 08:19:18,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 08:19:18,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1756685050, now seen corresponding path program 1 times [2023-12-19 08:19:18,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 08:19:18,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020011838] [2023-12-19 08:19:18,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 08:19:18,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 08:19:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 08:19:18,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-19 08:19:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 08:19:18,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-19 08:19:18,946 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-19 08:19:18,946 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 08:19:18,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-19 08:19:18,950 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] [2023-12-19 08:19:18,952 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 08:19:19,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 08:19:19 BoogieIcfgContainer [2023-12-19 08:19:19,073 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 08:19:19,074 INFO L158 Benchmark]: Toolchain (without parser) took 18898.56ms. Allocated memory was 354.4MB in the beginning and 928.0MB in the end (delta: 573.6MB). Free memory was 291.4MB in the beginning and 885.2MB in the end (delta: -593.8MB). Peak memory consumption was 428.8MB. Max. memory is 8.0GB. [2023-12-19 08:19:19,074 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 08:19:19,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.53ms. Allocated memory is still 354.4MB. Free memory was 291.4MB in the beginning and 275.4MB in the end (delta: 16.0MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-19 08:19:19,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.57ms. Allocated memory is still 354.4MB. Free memory was 275.0MB in the beginning and 270.4MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-19 08:19:19,074 INFO L158 Benchmark]: Boogie Preprocessor took 67.85ms. Allocated memory is still 354.4MB. Free memory was 270.4MB in the beginning and 264.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-12-19 08:19:19,074 INFO L158 Benchmark]: RCFGBuilder took 580.40ms. Allocated memory is still 354.4MB. Free memory was 264.2MB in the beginning and 301.8MB in the end (delta: -37.6MB). Peak memory consumption was 21.4MB. Max. memory is 8.0GB. [2023-12-19 08:19:19,075 INFO L158 Benchmark]: TraceAbstraction took 17959.26ms. Allocated memory was 354.4MB in the beginning and 928.0MB in the end (delta: 573.6MB). Free memory was 301.3MB in the beginning and 885.2MB in the end (delta: -584.0MB). Peak memory consumption was 437.9MB. Max. memory is 8.0GB. [2023-12-19 08:19:19,075 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 224.53ms. Allocated memory is still 354.4MB. Free memory was 291.4MB in the beginning and 275.4MB in the end (delta: 16.0MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 61.57ms. Allocated memory is still 354.4MB. Free memory was 275.0MB in the beginning and 270.4MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 67.85ms. Allocated memory is still 354.4MB. Free memory was 270.4MB in the beginning and 264.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 580.40ms. Allocated memory is still 354.4MB. Free memory was 264.2MB in the beginning and 301.8MB in the end (delta: -37.6MB). Peak memory consumption was 21.4MB. Max. memory is 8.0GB. * TraceAbstraction took 17959.26ms. Allocated memory was 354.4MB in the beginning and 928.0MB in the end (delta: 573.6MB). Free memory was 301.3MB in the beginning and 885.2MB in the end (delta: -584.0MB). Peak memory consumption was 437.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of shiftRight at line 182, overapproximation of someBinaryArithmeticDOUBLEoperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 182. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 64; [L23] unsigned char var_1_7 = 0; [L24] unsigned short int var_1_11 = 500; [L25] unsigned char var_1_13 = 64; [L26] unsigned char var_1_15 = 1; [L27] unsigned char var_1_16 = 8; [L28] double var_1_17 = 7.5; [L29] double var_1_18 = 31.125; [L30] double var_1_19 = 10.5; [L31] double var_1_20 = 0.0; [L32] double var_1_21 = 16.75; [L33] double var_1_22 = 2.5; [L34] double var_1_23 = 64.5; [L35] signed long int var_1_24 = 10; [L36] signed char var_1_26 = 16; [L37] signed char var_1_27 = 4; [L38] signed char var_1_28 = -10; [L39] float var_1_29 = 63.794; [L40] unsigned short int var_1_30 = 1; [L41] signed long int var_1_31 = -2; [L42] unsigned char var_1_32 = 64; [L43] unsigned char var_1_33 = 8; [L44] double var_1_40 = 8.35; [L45] unsigned short int var_1_45 = 50; [L46] unsigned char var_1_46 = 0; [L47] unsigned char var_1_47 = 5; [L48] unsigned char var_1_48 = 1; [L49] signed char var_1_49 = -16; [L50] signed char var_1_50 = 2; [L51] signed char var_1_51 = 16; [L52] signed long int var_1_53 = 256; [L53] double var_1_54 = 1.25; [L54] unsigned long int var_1_55 = 5; [L55] signed long int last_1_var_1_1 = 64; [L56] unsigned char last_1_var_1_13 = 64; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L178] last_1_var_1_1 = var_1_1 [L179] last_1_var_1_13 = var_1_13 [L189] RET updateLastVariables() [L190] CALL updateVariables() [L140] var_1_7 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5] [L141] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5] [L142] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L142] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L143] var_1_15 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L144] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L145] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L145] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L146] var_1_16 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L147] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L148] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L148] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L149] var_1_18 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L150] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L151] var_1_19 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L152] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L153] var_1_20 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L154] RET assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L155] var_1_21 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L156] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L157] var_1_22 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L158] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L159] var_1_23 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L160] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L161] var_1_27 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L162] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L163] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L163] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L164] var_1_28 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_28 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L165] RET assume_abort_if_not(var_1_28 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L166] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L166] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L167] var_1_47 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L168] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L169] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L169] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L170] var_1_50 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_50 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L171] RET assume_abort_if_not(var_1_50 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L172] CALL assume_abort_if_not(var_1_50 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L172] RET assume_abort_if_not(var_1_50 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L173] var_1_51 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_51 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L174] RET assume_abort_if_not(var_1_51 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L175] CALL assume_abort_if_not(var_1_51 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L175] RET assume_abort_if_not(var_1_51 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L190] RET updateVariables() [L191] CALL step() [L60] signed long int stepLocal_1 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L61] COND FALSE !(stepLocal_1 != last_1_var_1_13) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L64] var_1_31 = var_1_13 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=64, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L65] COND FALSE !(\read(var_1_7)) [L68] var_1_17 = var_1_22 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=64, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L70] COND FALSE !(\read(var_1_7)) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=1, var_1_31=64, var_1_32=64, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L73] var_1_32 = var_1_16 [L74] var_1_30 = var_1_32 [L75] unsigned char stepLocal_0 = var_1_13; VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L76] EXPR var_1_32 >> var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L76] COND TRUE (var_1_32 >> var_1_32) < stepLocal_0 [L77] var_1_11 = var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L79] COND TRUE var_1_11 >= var_1_30 [L80] var_1_26 = (var_1_27 + var_1_28) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L82] EXPR (var_1_31 + 4u) | var_1_30 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L82] COND TRUE 32u < ((var_1_31 + 4u) | var_1_30) [L83] var_1_1 = (var_1_26 + (var_1_26 + var_1_32)) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=10, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L91] unsigned short int stepLocal_2 = var_1_30; VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=10, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L92] COND TRUE ! var_1_7 [L93] var_1_24 = (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L101] EXPR var_1_15 ^ var_1_1 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L101] EXPR var_1_13 | var_1_13 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=8, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L101] COND TRUE (var_1_15 ^ var_1_1) < (var_1_13 | var_1_13) [L102] var_1_33 = ((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L106] COND FALSE !((-32 & var_1_16) > var_1_32) [L109] var_1_40 = (var_1_18 + var_1_18) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L111] COND FALSE !(var_1_21 >= ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L118] COND TRUE var_1_21 <= (var_1_20 + var_1_19) [L119] var_1_45 = var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L122] COND FALSE !(var_1_18 > (var_1_19 + var_1_22)) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L129] var_1_48 = var_1_16 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L130] COND TRUE var_1_20 < var_1_22 [L131] var_1_49 = ((var_1_50 - var_1_51) + var_1_27) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, stepLocal_1=64, stepLocal_2=68, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=4, var_1_50=63, var_1_51=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L135] var_1_53 = var_1_11 [L136] var_1_54 = var_1_21 [L137] var_1_55 = var_1_11 [L191] RET step() [L192] CALL, EXPR property() [L182] EXPR (var_1_31 + 4u) | var_1_30 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_21=505, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=4, var_1_50=63, var_1_51=0, var_1_53=68, var_1_54=505, var_1_55=68, var_1_7=0] [L182] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_21=505, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=4, var_1_50=63, var_1_51=0, var_1_53=68, var_1_54=505, var_1_55=68, var_1_7=0] [L182] EXPR var_1_32 >> var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_21=505, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=4, var_1_50=63, var_1_51=0, var_1_53=68, var_1_54=505, var_1_55=68, var_1_7=0] [L182] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_21=505, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=4, var_1_50=63, var_1_51=0, var_1_53=68, var_1_54=505, var_1_55=68, var_1_7=0] [L182-L183] return ((((((((((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1)) && ((last_1_var_1_1 != last_1_var_1_13) ? (var_1_13 == ((unsigned char) ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1)) && (var_1_7 ? (var_1_17 == ((double) ((((((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) < (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) ? (((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) : (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))))) : (var_1_17 == ((double) var_1_22)))) && ((! var_1_7) ? (var_1_24 == ((signed long int) (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))))) : ((var_1_11 < var_1_30) ? (var_1_24 == ((signed long int) -4)) : (var_1_24 == ((signed long int) var_1_26))))) && ((var_1_11 >= var_1_30) ? (var_1_26 == ((signed char) (var_1_27 + var_1_28))) : 1)) && (var_1_7 ? (var_1_29 == ((float) var_1_20)) : 1)) && (var_1_30 == ((unsigned short int) var_1_32))) && (var_1_31 == ((signed long int) var_1_13))) && (var_1_32 == ((unsigned char) var_1_16)) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_21=505, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=4, var_1_50=63, var_1_51=0, var_1_53=68, var_1_54=505, var_1_55=68, var_1_7=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=68, var_1_13=64, var_1_15=0, var_1_16=68, var_1_17=506, var_1_1=62, var_1_21=505, var_1_22=506, var_1_24=0, var_1_26=-3, var_1_27=-59, var_1_28=56, var_1_29=31897/500, var_1_30=68, var_1_31=64, var_1_32=68, var_1_33=68, var_1_45=68, var_1_46=0, var_1_47=127, var_1_48=68, var_1_49=4, var_1_50=63, var_1_51=0, var_1_53=68, var_1_54=505, var_1_55=68, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.8s, OverallIterations: 22, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3737 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3737 mSDsluCounter, 11178 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7649 mSDsCounter, 529 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4177 IncrementalHoareTripleChecker+Invalid, 4706 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 529 mSolverCounterUnsat, 3529 mSDtfsCounter, 4177 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1167 GetRequests, 1023 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=993occurred in iteration=21, InterpolantAutomatonStates: 157, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 21 MinimizatonAttempts, 3591 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 3412 NumberOfCodeBlocks, 3412 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3235 ConstructedInterpolants, 0 QuantifiedInterpolants, 16298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 19404/19404 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-19 08:19:19,145 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...