java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label46.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 01:45:49,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 01:45:49,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 01:45:49,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 01:45:49,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 01:45:49,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 01:45:49,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 01:45:49,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 01:45:49,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 01:45:49,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 01:45:49,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 01:45:49,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 01:45:49,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 01:45:49,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 01:45:49,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 01:45:49,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 01:45:49,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 01:45:49,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 01:45:49,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 01:45:49,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 01:45:49,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 01:45:49,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 01:45:49,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 01:45:49,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 01:45:49,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-07 01:45:49,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 01:45:49,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 01:45:49,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 01:45:49,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 01:45:49,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 01:45:49,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 01:45:49,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 01:45:49,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 01:45:49,393 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 01:45:49,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 01:45:49,393 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 01:45:49,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 01:45:49,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 01:45:49,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 01:45:49,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 01:45:49,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 01:45:49,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 01:45:49,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 01:45:49,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 01:45:49,395 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 01:45:49,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 01:45:49,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 01:45:49,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 01:45:49,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 01:45:49,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 01:45:49,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 01:45:49,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 01:45:49,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 01:45:49,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 01:45:49,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 01:45:49,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 01:45:49,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 01:45:49,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 01:45:49,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 01:45:49,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 01:45:49,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 01:45:49,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 01:45:49,703 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 01:45:49,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label46.c [2019-10-07 01:45:49,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8177bed49/1a797c501e3244a3b264a7a3d9e995ba/FLAGe95a12c28 [2019-10-07 01:45:50,338 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 01:45:50,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label46.c [2019-10-07 01:45:50,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8177bed49/1a797c501e3244a3b264a7a3d9e995ba/FLAGe95a12c28 [2019-10-07 01:45:50,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8177bed49/1a797c501e3244a3b264a7a3d9e995ba [2019-10-07 01:45:50,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 01:45:50,602 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 01:45:50,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 01:45:50,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 01:45:50,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 01:45:50,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:45:50" (1/1) ... [2019-10-07 01:45:50,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71518f70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:50, skipping insertion in model container [2019-10-07 01:45:50,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:45:50" (1/1) ... [2019-10-07 01:45:50,620 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 01:45:50,686 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 01:45:51,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 01:45:51,110 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 01:45:51,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 01:45:51,361 INFO L192 MainTranslator]: Completed translation [2019-10-07 01:45:51,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51 WrapperNode [2019-10-07 01:45:51,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 01:45:51,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 01:45:51,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 01:45:51,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 01:45:51,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... [2019-10-07 01:45:51,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... [2019-10-07 01:45:51,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... [2019-10-07 01:45:51,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... [2019-10-07 01:45:51,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... [2019-10-07 01:45:51,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... [2019-10-07 01:45:51,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... [2019-10-07 01:45:51,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 01:45:51,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 01:45:51,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 01:45:51,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 01:45:51,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 01:45:51,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 01:45:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 01:45:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-07 01:45:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 01:45:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-07 01:45:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 01:45:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 01:45:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-07 01:45:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 01:45:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 01:45:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 01:46:10,973 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 01:46:10,974 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-07 01:46:10,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:46:10 BoogieIcfgContainer [2019-10-07 01:46:10,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 01:46:10,976 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 01:46:10,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 01:46:10,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 01:46:10,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 01:45:50" (1/3) ... [2019-10-07 01:46:10,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e7af7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:46:10, skipping insertion in model container [2019-10-07 01:46:10,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:45:51" (2/3) ... [2019-10-07 01:46:10,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e7af7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:46:10, skipping insertion in model container [2019-10-07 01:46:10,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:46:10" (3/3) ... [2019-10-07 01:46:10,983 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label46.c [2019-10-07 01:46:10,993 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 01:46:11,001 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 01:46:11,013 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 01:46:11,036 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 01:46:11,037 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 01:46:11,037 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 01:46:11,037 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 01:46:11,040 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 01:46:11,041 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 01:46:11,041 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 01:46:11,041 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 01:46:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2019-10-07 01:46:11,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-07 01:46:11,063 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 01:46:11,064 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 01:46:11,066 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 01:46:11,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 01:46:11,072 INFO L82 PathProgramCache]: Analyzing trace with hash 277911870, now seen corresponding path program 1 times [2019-10-07 01:46:11,078 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 01:46:11,079 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 01:46:11,079 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 01:46:11,079 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 01:46:11,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 01:46:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 01:46:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 01:46:11,296 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 01:46:11,297 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 01:46:11,297 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 01:46:11,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 01:46:11,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 01:46:11,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 01:46:11,321 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2019-10-07 01:46:11,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 01:46:11,395 INFO L93 Difference]: Finished difference Result 43 states and 52 transitions. [2019-10-07 01:46:11,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 01:46:11,397 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-10-07 01:46:11,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 01:46:11,407 INFO L225 Difference]: With dead ends: 43 [2019-10-07 01:46:11,407 INFO L226 Difference]: Without dead ends: 21 [2019-10-07 01:46:11,410 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 01:46:11,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-10-07 01:46:11,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2019-10-07 01:46:11,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-10-07 01:46:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2019-10-07 01:46:11,450 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 11 [2019-10-07 01:46:11,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 01:46:11,450 INFO L462 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2019-10-07 01:46:11,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 01:46:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2019-10-07 01:46:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-07 01:46:11,452 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 01:46:11,453 INFO L385 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 01:46:11,453 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 01:46:11,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 01:46:11,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1788190467, now seen corresponding path program 1 times [2019-10-07 01:46:11,454 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 01:46:11,454 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 01:46:11,454 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 01:46:11,454 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 01:46:11,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 01:46:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-07 01:46:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-07 01:46:13,473 INFO L161 tionRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-10-07 01:46:13,474 INFO L451 BasicCegarLoop]: Counterexample might be feasible [2019-10-07 01:46:13,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 01:46:13 BoogieIcfgContainer [2019-10-07 01:46:13,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 01:46:13,550 INFO L168 Benchmark]: Toolchain (without parser) took 22946.40 ms. Allocated memory was 134.2 MB in the beginning and 465.6 MB in the end (delta: 331.4 MB). Free memory was 97.9 MB in the beginning and 304.8 MB in the end (delta: -206.9 MB). Peak memory consumption was 318.7 MB. Max. memory is 7.1 GB. [2019-10-07 01:46:13,551 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 117.4 MB in the beginning and 117.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-07 01:46:13,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.36 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 97.7 MB in the beginning and 167.4 MB in the end (delta: -69.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-10-07 01:46:13,555 INFO L168 Benchmark]: Boogie Preprocessor took 100.68 ms. Allocated memory is still 200.8 MB. Free memory was 167.4 MB in the beginning and 162.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-07 01:46:13,555 INFO L168 Benchmark]: RCFGBuilder took 19511.65 ms. Allocated memory was 200.8 MB in the beginning and 392.2 MB in the end (delta: 191.4 MB). Free memory was 162.9 MB in the beginning and 116.0 MB in the end (delta: 46.9 MB). Peak memory consumption was 246.6 MB. Max. memory is 7.1 GB. [2019-10-07 01:46:13,557 INFO L168 Benchmark]: TraceAbstraction took 2570.41 ms. Allocated memory was 392.2 MB in the beginning and 465.6 MB in the end (delta: 73.4 MB). Free memory was 116.0 MB in the beginning and 304.8 MB in the end (delta: -188.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. [2019-10-07 01:46:13,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 117.4 MB in the beginning and 117.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 759.36 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 97.7 MB in the beginning and 167.4 MB in the end (delta: -69.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.68 ms. Allocated memory is still 200.8 MB. Free memory was 167.4 MB in the beginning and 162.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 19511.65 ms. Allocated memory was 200.8 MB in the beginning and 392.2 MB in the end (delta: 191.4 MB). Free memory was 162.9 MB in the beginning and 116.0 MB in the end (delta: 46.9 MB). Peak memory consumption was 246.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2570.41 ms. Allocated memory was 392.2 MB in the beginning and 465.6 MB in the end (delta: 73.4 MB). Free memory was 116.0 MB in the beginning and 304.8 MB in the end (delta: -188.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 67]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L7] int inputC = 3; [L8] int inputD = 4; [L9] int inputE = 5; [L10] int inputF = 6; [L11] int inputB = 2; [L14] int a1 = 23; [L15] int a19 = 9; [L16] int a10 = 0; [L17] int a12 = 0; [L18] int a4 = 14; [L579] int output = -1; VAL [\old(a1)=23, \old(a10)=0, \old(a19)=9, a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6, output=-1] [L582] COND TRUE 1 [L585] int input; [L586] input = __VERIFIER_nondet_int() [L587] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a1)=23, \old(a10)=0, \old(a19)=9, a1=23, a10=0, a12=0, a19=9, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6, output=-1] [L590] CALL, EXPR calculate_output(input) VAL [\old(a1)=23, \old(a10)=0, \old(a19)=9, \old(input)=5, a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L21] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L24] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L27] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L30] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L33] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L36] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L39] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L42] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L45] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L48] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L51] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L54] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L57] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L60] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L63] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(a1)=23, \old(a10)=0, \old(a19)=9, \old(input)=5, a1=23, a10=0, a12=0, a19=9, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L66] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(a1)=23, \old(a10)=0, \old(a19)=9, \old(input)=5, a1=23, a10=0, a12=0, a19=9, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L69] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L72] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L75] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L78] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L81] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L84] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L87] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L90] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L93] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L96] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L99] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L102] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L105] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L108] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L111] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L114] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L117] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L120] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L123] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L126] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L129] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L132] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L135] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L138] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L141] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L144] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L147] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L150] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L153] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L156] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L159] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L162] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L165] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L168] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L171] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L174] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L177] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L180] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L183] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L186] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L189] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L192] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L195] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L198] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) [L201] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L205] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) [L210] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) [L215] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) [L220] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) [L225] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) [L231] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) [L236] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) [L239] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) [L244] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) [L249] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) [L254] COND TRUE (((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0)) [L255] a1 = (((a1 / 5) + 110755) + 220746) [L256] a10 = 1 [L257] a19 = 8 [L259] return -1; [L590] RET, EXPR calculate_output(input) VAL [\old(a1)=23, \old(a10)=0, \old(a19)=9, a1=331505, a10=1, a12=0, a19=8, a4=14, calculate_output(input)=-1, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6, output=-1] [L590] output = calculate_output(input) [L582] COND TRUE 1 [L585] int input; [L586] input = __VERIFIER_nondet_int() [L587] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a1)=23, \old(a10)=0, \old(a19)=9, a1=331505, a10=1, a12=0, a19=8, a4=14, input=2, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6, output=-1] [L590] CALL calculate_output(input) VAL [\old(a1)=331505, \old(a10)=1, \old(a19)=8, \old(input)=2, a1=331505, a10=1, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L21] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L24] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L27] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L30] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L33] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L36] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L39] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L42] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L45] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L48] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L51] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L54] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L57] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L60] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L63] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(a1)=331505, \old(a10)=1, \old(a19)=8, \old(input)=2, a1=331505, a10=1, a12=0, a19=8, a4=14, input=2, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L66] COND TRUE (((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)) VAL [\old(a1)=331505, \old(a10)=1, \old(a19)=8, \old(input)=2, a1=331505, a10=1, a12=0, a19=8, a4=14, input=2, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] __VERIFIER_error() VAL [\old(a1)=331505, \old(a10)=1, \old(a19)=8, \old(input)=2, a1=331505, a10=1, a12=0, a19=8, a4=14, input=2, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 19 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.5s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 17 SDtfs, 5 SDslu, 12 SDs, 0 SdLazy, 7 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 340 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...