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 -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label46.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:54:51,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:54:51,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:54:51,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:54:51,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:54:51,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:54:51,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:54:51,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:54:51,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:54:51,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:54:51,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:54:51,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:54:51,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:54:51,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:54:51,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:54:51,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:54:51,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:54:51,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:54:51,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:54:51,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:54:51,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:54:51,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:54:51,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:54:51,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:54:51,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:54:51,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:54:51,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:54:51,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:54:51,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:54:51,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:54:51,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:54:51,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:54:51,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:54:51,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:54:51,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:54:51,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:54:51,313 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 [2019-10-13 17:54:51,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:54:51,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:54:51,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:54:51,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:54:51,335 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:54:51,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:54:51,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:54:51,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:54:51,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:54:51,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:54:51,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:54:51,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:54:51,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:54:51,338 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:54:51,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:54:51,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:54:51,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:54:51,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:54:51,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:54:51,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:54:51,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:54:51,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:54:51,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:54:51,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:54:51,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:54:51,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:54:51,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:54:51,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:54:51,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:54:51,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:54:51,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:54:51,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:54:51,669 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:54:51,669 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:54:51,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label46.c [2019-10-13 17:54:51,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948952fcf/5b3c53c7e1b74c4db93373caacc0056e/FLAG149695c45 [2019-10-13 17:54:52,288 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:54:52,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label46.c [2019-10-13 17:54:52,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948952fcf/5b3c53c7e1b74c4db93373caacc0056e/FLAG149695c45 [2019-10-13 17:54:52,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948952fcf/5b3c53c7e1b74c4db93373caacc0056e [2019-10-13 17:54:52,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:54:52,606 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:54:52,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:54:52,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:54:52,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:54:52,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:54:52" (1/1) ... [2019-10-13 17:54:52,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ecb38d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:52, skipping insertion in model container [2019-10-13 17:54:52,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:54:52" (1/1) ... [2019-10-13 17:54:52,623 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:54:52,690 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:54:53,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:54:53,194 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:54:53,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:54:53,373 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:54:53,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53 WrapperNode [2019-10-13 17:54:53,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:54:53,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:54:53,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:54:53,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:54:53,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (1/1) ... [2019-10-13 17:54:53,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (1/1) ... [2019-10-13 17:54:53,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (1/1) ... [2019-10-13 17:54:53,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (1/1) ... [2019-10-13 17:54:53,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (1/1) ... [2019-10-13 17:54:53,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (1/1) ... [2019-10-13 17:54:53,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (1/1) ... [2019-10-13 17:54:53,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:54:53,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:54:53,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:54:53,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:54:53,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (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 [2019-10-13 17:54:53,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:54:53,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:54:53,542 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:54:53,542 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:54:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:54:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:54:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:54:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:54:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:54:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:54:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:54:54,694 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:54:54,694 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:54:54,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:54:54 BoogieIcfgContainer [2019-10-13 17:54:54,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:54:54,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:54:54,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:54:54,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:54:54,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:54:52" (1/3) ... [2019-10-13 17:54:54,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1a6aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:54:54, skipping insertion in model container [2019-10-13 17:54:54,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:53" (2/3) ... [2019-10-13 17:54:54,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1a6aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:54:54, skipping insertion in model container [2019-10-13 17:54:54,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:54:54" (3/3) ... [2019-10-13 17:54:54,708 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label46.c [2019-10-13 17:54:54,721 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:54:54,730 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:54:54,746 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:54:54,778 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:54:54,778 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:54:54,778 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:54:54,779 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:54:54,779 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:54:54,779 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:54:54,779 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:54:54,780 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:54:54,818 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-13 17:54:54,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-10-13 17:54:54,839 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:54,841 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:54:54,843 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:54,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:54,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1613804370, now seen corresponding path program 1 times [2019-10-13 17:54:54,860 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:54,860 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222913003] [2019-10-13 17:54:54,861 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:54,862 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:54,862 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:55,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:55,553 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222913003] [2019-10-13 17:54:55,555 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:54:55,555 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:54:55,556 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154122663] [2019-10-13 17:54:55,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:54:55,563 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:55,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:54:55,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:54:55,582 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-10-13 17:54:58,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:58,008 INFO L93 Difference]: Finished difference Result 785 states and 1380 transitions. [2019-10-13 17:54:58,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:54:58,010 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2019-10-13 17:54:58,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:58,030 INFO L225 Difference]: With dead ends: 785 [2019-10-13 17:54:58,030 INFO L226 Difference]: Without dead ends: 481 [2019-10-13 17:54:58,038 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:54:58,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2019-10-13 17:54:58,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 472. [2019-10-13 17:54:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2019-10-13 17:54:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 643 transitions. [2019-10-13 17:54:58,186 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 643 transitions. Word has length 118 [2019-10-13 17:54:58,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:58,187 INFO L462 AbstractCegarLoop]: Abstraction has 472 states and 643 transitions. [2019-10-13 17:54:58,188 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:54:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 643 transitions. [2019-10-13 17:54:58,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-10-13 17:54:58,203 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:58,203 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:54:58,203 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:58,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:58,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1482861857, now seen corresponding path program 1 times [2019-10-13 17:54:58,204 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:58,205 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136971313] [2019-10-13 17:54:58,205 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:58,205 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:58,205 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:58,481 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:58,481 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136971313] [2019-10-13 17:54:58,482 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120447755] [2019-10-13 17:54:58,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:54:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:58,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-13 17:54:58,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:54:58,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 17:54:58,697 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:54:58,698 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2019-10-13 17:54:58,698 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550344039] [2019-10-13 17:54:58,703 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 17:54:58,703 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:58,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 17:54:58,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:54:58,704 INFO L87 Difference]: Start difference. First operand 472 states and 643 transitions. Second operand 7 states. [2019-10-13 17:55:00,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:00,732 INFO L93 Difference]: Finished difference Result 1854 states and 2620 transitions. [2019-10-13 17:55:00,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-13 17:55:00,732 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 127 [2019-10-13 17:55:00,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:00,747 INFO L225 Difference]: With dead ends: 1854 [2019-10-13 17:55:00,747 INFO L226 Difference]: Without dead ends: 1388 [2019-10-13 17:55:00,750 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2019-10-13 17:55:00,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2019-10-13 17:55:00,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1372. [2019-10-13 17:55:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1372 states. [2019-10-13 17:55:00,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 1836 transitions. [2019-10-13 17:55:00,813 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 1836 transitions. Word has length 127 [2019-10-13 17:55:00,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:00,814 INFO L462 AbstractCegarLoop]: Abstraction has 1372 states and 1836 transitions. [2019-10-13 17:55:00,814 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 17:55:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1836 transitions. [2019-10-13 17:55:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-13 17:55:00,820 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:00,820 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:01,024 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:01,024 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:01,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:01,026 INFO L82 PathProgramCache]: Analyzing trace with hash 488288567, now seen corresponding path program 1 times [2019-10-13 17:55:01,026 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:01,027 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242753195] [2019-10-13 17:55:01,027 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:01,027 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:01,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:01,254 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:55:01,254 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242753195] [2019-10-13 17:55:01,254 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000531247] [2019-10-13 17:55:01,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:01,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:55:01,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:01,454 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:01,455 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:55:01,455 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-10-13 17:55:01,456 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995569127] [2019-10-13 17:55:01,457 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 17:55:01,457 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:01,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 17:55:01,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-10-13 17:55:01,458 INFO L87 Difference]: Start difference. First operand 1372 states and 1836 transitions. Second operand 11 states. [2019-10-13 17:55:04,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:04,402 INFO L93 Difference]: Finished difference Result 4916 states and 7137 transitions. [2019-10-13 17:55:04,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-10-13 17:55:04,402 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 149 [2019-10-13 17:55:04,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:04,433 INFO L225 Difference]: With dead ends: 4916 [2019-10-13 17:55:04,433 INFO L226 Difference]: Without dead ends: 3550 [2019-10-13 17:55:04,440 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=208, Invalid=662, Unknown=0, NotChecked=0, Total=870 [2019-10-13 17:55:04,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2019-10-13 17:55:04,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 3192. [2019-10-13 17:55:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3192 states. [2019-10-13 17:55:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 4393 transitions. [2019-10-13 17:55:04,602 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 4393 transitions. Word has length 149 [2019-10-13 17:55:04,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:04,603 INFO L462 AbstractCegarLoop]: Abstraction has 3192 states and 4393 transitions. [2019-10-13 17:55:04,603 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 17:55:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 4393 transitions. [2019-10-13 17:55:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-13 17:55:04,619 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:04,619 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:04,824 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:04,824 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:04,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:04,825 INFO L82 PathProgramCache]: Analyzing trace with hash 795304748, now seen corresponding path program 1 times [2019-10-13 17:55:04,826 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:04,826 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733419288] [2019-10-13 17:55:04,826 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:04,827 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:04,827 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,187 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:05,187 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733419288] [2019-10-13 17:55:05,188 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1165037076] [2019-10-13 17:55:05,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 17:55:05,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:05,336 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:55:05,336 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-10-13 17:55:05,337 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795525927] [2019-10-13 17:55:05,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:55:05,338 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:05,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:55:05,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:55:05,338 INFO L87 Difference]: Start difference. First operand 3192 states and 4393 transitions. Second operand 5 states. [2019-10-13 17:55:06,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:06,178 INFO L93 Difference]: Finished difference Result 7786 states and 11409 transitions. [2019-10-13 17:55:06,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:55:06,179 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2019-10-13 17:55:06,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:06,207 INFO L225 Difference]: With dead ends: 7786 [2019-10-13 17:55:06,207 INFO L226 Difference]: Without dead ends: 4600 [2019-10-13 17:55:06,218 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 151 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2019-10-13 17:55:06,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4600 states. [2019-10-13 17:55:06,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4600 to 4518. [2019-10-13 17:55:06,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4518 states. [2019-10-13 17:55:06,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 4518 states and 5812 transitions. [2019-10-13 17:55:06,387 INFO L78 Accepts]: Start accepts. Automaton has 4518 states and 5812 transitions. Word has length 149 [2019-10-13 17:55:06,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:06,387 INFO L462 AbstractCegarLoop]: Abstraction has 4518 states and 5812 transitions. [2019-10-13 17:55:06,387 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:55:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 4518 states and 5812 transitions. [2019-10-13 17:55:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-13 17:55:06,400 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:06,400 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:06,605 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:06,605 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:06,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:06,606 INFO L82 PathProgramCache]: Analyzing trace with hash -444558417, now seen corresponding path program 1 times [2019-10-13 17:55:06,606 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:06,606 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133393070] [2019-10-13 17:55:06,606 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:06,607 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:06,607 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,813 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-10-13 17:55:06,813 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133393070] [2019-10-13 17:55:06,814 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008265959] [2019-10-13 17:55:06,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:55:06,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-13 17:55:06,982 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:55:06,982 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-10-13 17:55:06,982 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379190843] [2019-10-13 17:55:06,983 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:55:06,983 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:06,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:55:06,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-13 17:55:06,984 INFO L87 Difference]: Start difference. First operand 4518 states and 5812 transitions. Second operand 3 states. [2019-10-13 17:55:07,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:07,653 INFO L93 Difference]: Finished difference Result 10046 states and 12998 transitions. [2019-10-13 17:55:07,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:55:07,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2019-10-13 17:55:07,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:07,673 INFO L225 Difference]: With dead ends: 10046 [2019-10-13 17:55:07,673 INFO L226 Difference]: Without dead ends: 4059 [2019-10-13 17:55:07,686 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-13 17:55:07,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4059 states. [2019-10-13 17:55:07,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4059 to 4059. [2019-10-13 17:55:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4059 states. [2019-10-13 17:55:07,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 4991 transitions. [2019-10-13 17:55:07,796 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 4991 transitions. Word has length 153 [2019-10-13 17:55:07,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:07,797 INFO L462 AbstractCegarLoop]: Abstraction has 4059 states and 4991 transitions. [2019-10-13 17:55:07,797 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:55:07,797 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 4991 transitions. [2019-10-13 17:55:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-10-13 17:55:07,809 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:07,809 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:08,021 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:08,022 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:08,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:08,023 INFO L82 PathProgramCache]: Analyzing trace with hash -1407868924, now seen corresponding path program 1 times [2019-10-13 17:55:08,023 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:08,023 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91521826] [2019-10-13 17:55:08,024 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:08,024 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:08,025 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-10-13 17:55:08,213 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91521826] [2019-10-13 17:55:08,213 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167574970] [2019-10-13 17:55:08,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:08,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:55:08,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:08,424 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-13 17:55:08,425 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:55:08,425 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 11 [2019-10-13 17:55:08,425 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592967313] [2019-10-13 17:55:08,427 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 17:55:08,427 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:08,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 17:55:08,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2019-10-13 17:55:08,428 INFO L87 Difference]: Start difference. First operand 4059 states and 4991 transitions. Second operand 11 states. [2019-10-13 17:55:10,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:10,882 INFO L93 Difference]: Finished difference Result 8403 states and 10297 transitions. [2019-10-13 17:55:10,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-13 17:55:10,884 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 182 [2019-10-13 17:55:10,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:10,907 INFO L225 Difference]: With dead ends: 8403 [2019-10-13 17:55:10,907 INFO L226 Difference]: Without dead ends: 4350 [2019-10-13 17:55:10,923 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2019-10-13 17:55:10,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4350 states. [2019-10-13 17:55:11,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4350 to 3618. [2019-10-13 17:55:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3618 states. [2019-10-13 17:55:11,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 3618 states and 4284 transitions. [2019-10-13 17:55:11,062 INFO L78 Accepts]: Start accepts. Automaton has 3618 states and 4284 transitions. Word has length 182 [2019-10-13 17:55:11,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:11,062 INFO L462 AbstractCegarLoop]: Abstraction has 3618 states and 4284 transitions. [2019-10-13 17:55:11,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 17:55:11,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3618 states and 4284 transitions. [2019-10-13 17:55:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-13 17:55:11,074 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:11,074 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:11,279 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:11,280 INFO L410 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:11,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:11,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1214871657, now seen corresponding path program 1 times [2019-10-13 17:55:11,281 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:11,283 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442012811] [2019-10-13 17:55:11,283 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:11,283 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:11,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:11,593 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 77 proven. 27 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-13 17:55:11,593 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442012811] [2019-10-13 17:55:11,594 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7170853] [2019-10-13 17:55:11,594 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:11,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-13 17:55:11,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:11,811 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-13 17:55:11,811 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:55:11,812 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 9 [2019-10-13 17:55:11,812 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059224613] [2019-10-13 17:55:11,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:55:11,813 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:11,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:55:11,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:55:11,814 INFO L87 Difference]: Start difference. First operand 3618 states and 4284 transitions. Second operand 9 states. [2019-10-13 17:55:13,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:13,665 INFO L93 Difference]: Finished difference Result 7838 states and 9225 transitions. [2019-10-13 17:55:13,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-13 17:55:13,666 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 190 [2019-10-13 17:55:13,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:13,666 INFO L225 Difference]: With dead ends: 7838 [2019-10-13 17:55:13,667 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:55:13,681 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2019-10-13 17:55:13,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:55:13,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:55:13,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:55:13,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:55:13,682 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 190 [2019-10-13 17:55:13,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:13,683 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:55:13,683 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:55:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:55:13,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:55:13,887 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:13,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:55:14,337 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 133 [2019-10-13 17:55:14,483 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 133 [2019-10-13 17:55:15,502 WARN L191 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 49 [2019-10-13 17:55:15,907 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 50 [2019-10-13 17:55:16,318 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 50 [2019-10-13 17:55:16,322 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:55:16,322 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-13 17:55:16,322 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:55:16,323 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,323 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,323 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,323 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,323 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,323 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-13 17:55:16,324 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-13 17:55:16,325 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-13 17:55:16,325 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-13 17:55:16,325 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-13 17:55:16,325 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-13 17:55:16,325 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,325 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,325 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-13 17:55:16,326 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-13 17:55:16,327 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,328 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-13 17:55:16,329 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 508) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-13 17:55:16,330 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-13 17:55:16,331 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-13 17:55:16,332 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-13 17:55:16,333 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,334 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-13 17:55:16,335 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-13 17:55:16,336 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,337 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-13 17:55:16,338 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-13 17:55:16,339 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-13 17:55:16,340 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse9 (= ~a11~0 |old(~a11~0)|)) (.cse10 (= ~a17~0 |old(~a17~0)|)) (.cse11 (= ~a19~0 |old(~a19~0)|)) (.cse12 (= ~a28~0 |old(~a28~0)|)) (.cse13 (= ~a25~0 |old(~a25~0)|)) (.cse6 (= 1 |old(~a25~0)|))) (let ((.cse1 (not .cse6)) (.cse5 (not (<= |old(~a28~0)| 10))) (.cse0 (= 1 |old(~a11~0)|)) (.cse8 (= 10 |old(~a28~0)|)) (.cse4 (not (<= |old(~a17~0)| 8))) (.cse3 (not (= 1 |old(~a19~0)|))) (.cse7 (not (<= |old(~a17~0)| 7))) (.cse2 (and .cse9 .cse10 .cse11 .cse12 .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse7) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse8 (= 8 |old(~a28~0)|) .cse4 .cse2) (or .cse5 .cse1 .cse3 .cse4 .cse2) (or .cse5 .cse8 .cse2 .cse7) (or .cse5 .cse0 .cse1 .cse4 .cse2) (or .cse5 .cse0 .cse2 .cse8 .cse4) (or (or (not (<= |old(~a28~0)| 7)) .cse4 .cse6) (and (and .cse9 .cse10) .cse11 .cse12 .cse13)) (or .cse3 .cse6 .cse7 .cse2)))) [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,341 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-13 17:55:16,342 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-13 17:55:16,343 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-13 17:55:16,344 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-13 17:55:16,345 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-13 17:55:16,346 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-13 17:55:16,346 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-13 17:55:16,346 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:55:16,346 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (not (= ~a25~0 1)) (= ~a19~0 1) (<= ~a11~0 0) (<= ~a17~0 8)) [2019-10-13 17:55:16,346 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:55:16,346 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:55:16,346 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= 1 |old(~a19~0)|)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (not (<= |old(~a11~0)| 0)) (not (<= |old(~a17~0)| 8)) (= 1 |old(~a25~0)|)) [2019-10-13 17:55:16,346 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (= ~a25~0 1))) (let ((.cse7 (not (= ~a11~0 1))) (.cse1 (not .cse6)) (.cse3 (<= ~a17~0 |old(~a17~0)|)) (.cse5 (= ~a19~0 1)) (.cse4 (not (= 10 ~a28~0))) (.cse0 (<= ~a17~0 7)) (.cse2 (<= ~a28~0 10))) (or (not (<= |old(~a28~0)| 7)) (and .cse0 .cse1 .cse2) (not (<= |old(~a11~0)| 0)) (= 1 |old(~a25~0)|) (and .cse3 .cse4 (not (= ~a28~0 8)) .cse2 .cse5) (and .cse0 .cse1 .cse5) (and .cse3 .cse2 .cse6 .cse7) (and .cse3 .cse2 .cse5 .cse7) (and .cse3 .cse5 .cse6 .cse7) (and .cse3 .cse4 .cse2 .cse7) (and .cse4 .cse0 .cse5 (<= ~a11~0 0)) (and .cse3 (<= ~a28~0 7) .cse1) (and .cse3 .cse2 .cse5 .cse6) (and .cse4 .cse0 .cse2) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8))))) [2019-10-13 17:55:16,347 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-13 17:55:16,347 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-13 17:55:16,347 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse6 (= ~a25~0 1))) (let ((.cse7 (not (= ~a11~0 1))) (.cse1 (not .cse6)) (.cse3 (<= ~a17~0 |old(~a17~0)|)) (.cse5 (= ~a19~0 1)) (.cse4 (not (= 10 ~a28~0))) (.cse0 (<= ~a17~0 7)) (.cse2 (<= ~a28~0 10))) (or (not (<= |old(~a28~0)| 7)) (and .cse0 .cse1 .cse2) (not (<= |old(~a11~0)| 0)) (= 1 |old(~a25~0)|) (and .cse3 .cse4 (not (= ~a28~0 8)) .cse2 .cse5) (and .cse0 .cse1 .cse5) (and .cse3 .cse2 .cse6 .cse7) (and .cse3 .cse2 .cse5 .cse7) (and .cse3 .cse5 .cse6 .cse7) (and .cse3 .cse4 .cse2 .cse7) (and .cse4 .cse0 .cse5 (<= ~a11~0 0)) (and .cse3 (<= ~a28~0 7) .cse1) (and .cse3 .cse2 .cse5 .cse6) (and .cse4 .cse0 .cse2) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8))))) [2019-10-13 17:55:16,347 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-13 17:55:16,347 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-13 17:55:16,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:55:16 BoogieIcfgContainer [2019-10-13 17:55:16,375 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:55:16,379 INFO L168 Benchmark]: Toolchain (without parser) took 23771.09 ms. Allocated memory was 137.9 MB in the beginning and 555.7 MB in the end (delta: 417.9 MB). Free memory was 100.3 MB in the beginning and 442.9 MB in the end (delta: -342.6 MB). Peak memory consumption was 446.8 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:16,380 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 137.9 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 17:55:16,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.63 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 99.9 MB in the beginning and 169.7 MB in the end (delta: -69.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:16,382 INFO L168 Benchmark]: Boogie Preprocessor took 115.91 ms. Allocated memory is still 203.9 MB. Free memory was 169.7 MB in the beginning and 164.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:16,388 INFO L168 Benchmark]: RCFGBuilder took 1206.48 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 164.4 MB in the beginning and 180.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:16,389 INFO L168 Benchmark]: TraceAbstraction took 21677.12 ms. Allocated memory was 235.9 MB in the beginning and 555.7 MB in the end (delta: 319.8 MB). Free memory was 180.6 MB in the beginning and 442.9 MB in the end (delta: -262.3 MB). Peak memory consumption was 429.1 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:16,394 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 137.9 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 766.63 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 99.9 MB in the beginning and 169.7 MB in the end (delta: -69.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.91 ms. Allocated memory is still 203.9 MB. Free memory was 169.7 MB in the beginning and 164.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1206.48 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 164.4 MB in the beginning and 180.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21677.12 ms. Allocated memory was 235.9 MB in the beginning and 555.7 MB in the end (delta: 319.8 MB). Free memory was 180.6 MB in the beginning and 442.9 MB in the end (delta: -262.3 MB). Peak memory consumption was 429.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 508]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(a28) <= 7) || ((a17 <= 7 && !(a25 == 1)) && a28 <= 10)) || !(\old(a11) <= 0)) || 1 == \old(a25)) || ((((a17 <= \old(a17) && !(10 == a28)) && !(a28 == 8)) && a28 <= 10) && a19 == 1)) || ((a17 <= 7 && !(a25 == 1)) && a19 == 1)) || (((a17 <= \old(a17) && a28 <= 10) && a25 == 1) && !(a11 == 1))) || (((a17 <= \old(a17) && a28 <= 10) && a19 == 1) && !(a11 == 1))) || (((a17 <= \old(a17) && a19 == 1) && a25 == 1) && !(a11 == 1))) || (((a17 <= \old(a17) && !(10 == a28)) && a28 <= 10) && !(a11 == 1))) || (((!(10 == a28) && a17 <= 7) && a19 == 1) && a11 <= 0)) || ((a17 <= \old(a17) && a28 <= 7) && !(a25 == 1))) || (((a17 <= \old(a17) && a28 <= 10) && a19 == 1) && a25 == 1)) || ((!(10 == a28) && a17 <= 7) && a28 <= 10)) || !(1 == \old(a19))) || !(\old(a17) <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 21.5s, OverallIterations: 7, TraceHistogramMax: 5, AutomataDifference: 13.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, HoareTripleCheckerStatistics: 505 SDtfs, 5153 SDslu, 447 SDs, 0 SdLazy, 7559 SolverSat, 1571 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1093 GetRequests, 1001 SyntacticMatches, 3 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4518occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 1197 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 159 PreInvPairs, 235 NumberOfFragments, 748 HoareAnnotationTreeSize, 159 FomulaSimplifications, 44433 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6151 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2018 NumberOfCodeBlocks, 2018 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2005 ConstructedInterpolants, 0 QuantifiedInterpolants, 929976 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2520 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 625/688 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 correct! Received shutdown request...