java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-06 19:51:53,678 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 19:51:53,682 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 19:51:53,711 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 19:51:53,712 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 19:51:53,713 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 19:51:53,714 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 19:51:53,719 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 19:51:53,720 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 19:51:53,724 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 19:51:53,725 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 19:51:53,725 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 19:51:53,729 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 19:51:53,730 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 19:51:53,731 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 19:51:53,732 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 19:51:53,733 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 19:51:53,735 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 19:51:53,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 19:51:53,738 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 19:51:53,740 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 19:51:53,741 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 19:51:53,743 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-06 19:51:53,756 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-06 19:51:53,777 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 19:51:53,777 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 19:51:53,778 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 19:51:53,778 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 19:51:53,779 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 19:51:53,779 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 19:51:53,780 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 19:51:53,783 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 19:51:53,783 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 19:51:53,783 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 19:51:53,784 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 19:51:53,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 19:51:53,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 19:51:53,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 19:51:53,784 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 19:51:53,786 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 19:51:53,786 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 19:51:53,786 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 19:51:53,786 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 19:51:53,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 19:51:53,787 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 19:51:53,787 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 19:51:53,787 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 19:51:53,787 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 19:51:53,787 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 19:51:53,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 19:51:53,789 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 19:51:53,789 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 19:51:53,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 19:51:53,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 19:51:53,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 19:51:53,866 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 19:51:53,867 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 19:51:53,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-11-06 19:51:53,934 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78058be7f/e60b105e084e45acb88337318cfea3f4/FLAG0fd836546 [2018-11-06 19:51:54,584 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 19:51:54,587 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-11-06 19:51:54,606 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78058be7f/e60b105e084e45acb88337318cfea3f4/FLAG0fd836546 [2018-11-06 19:51:54,627 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78058be7f/e60b105e084e45acb88337318cfea3f4 [2018-11-06 19:51:54,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 19:51:54,640 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 19:51:54,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 19:51:54,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 19:51:54,646 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 19:51:54,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:51:54" (1/1) ... [2018-11-06 19:51:54,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f99ea58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:54, skipping insertion in model container [2018-11-06 19:51:54,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:51:54" (1/1) ... [2018-11-06 19:51:54,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 19:51:54,721 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 19:51:55,141 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 19:51:55,149 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 19:51:55,306 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 19:51:55,333 INFO L193 MainTranslator]: Completed translation [2018-11-06 19:51:55,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55 WrapperNode [2018-11-06 19:51:55,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 19:51:55,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 19:51:55,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 19:51:55,336 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 19:51:55,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 19:51:55,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 19:51:55,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 19:51:55,527 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 19:51:55,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (1/1) ... [2018-11-06 19:51:55,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 19:51:55,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 19:51:55,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 19:51:55,610 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 19:51:55,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (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 [2018-11-06 19:51:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-06 19:51:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 19:51:55,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 19:51:59,145 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 19:51:59,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:51:59 BoogieIcfgContainer [2018-11-06 19:51:59,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 19:51:59,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 19:51:59,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 19:51:59,151 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 19:51:59,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 07:51:54" (1/3) ... [2018-11-06 19:51:59,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37311602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:51:59, skipping insertion in model container [2018-11-06 19:51:59,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:55" (2/3) ... [2018-11-06 19:51:59,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37311602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:51:59, skipping insertion in model container [2018-11-06 19:51:59,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:51:59" (3/3) ... [2018-11-06 19:51:59,155 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label39_true-unreach-call_false-termination.c [2018-11-06 19:51:59,166 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 19:51:59,176 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 19:51:59,194 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 19:51:59,232 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 19:51:59,233 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 19:51:59,233 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 19:51:59,233 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 19:51:59,233 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 19:51:59,234 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 19:51:59,234 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 19:51:59,234 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 19:51:59,234 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 19:51:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-11-06 19:51:59,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-06 19:51:59,273 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:59,274 INFO L375 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] [2018-11-06 19:51:59,277 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:59,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:59,283 INFO L82 PathProgramCache]: Analyzing trace with hash 746696132, now seen corresponding path program 1 times [2018-11-06 19:51:59,285 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:59,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:59,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:59,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:59,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:51:59,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:59,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:51:59,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:52:00,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:52:00,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:00,016 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-11-06 19:52:02,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:02,681 INFO L93 Difference]: Finished difference Result 779 states and 1357 transitions. [2018-11-06 19:52:02,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:52:02,683 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2018-11-06 19:52:02,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:02,706 INFO L225 Difference]: With dead ends: 779 [2018-11-06 19:52:02,707 INFO L226 Difference]: Without dead ends: 544 [2018-11-06 19:52:02,712 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:02,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2018-11-06 19:52:02,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 370. [2018-11-06 19:52:02,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-11-06 19:52:02,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 594 transitions. [2018-11-06 19:52:02,796 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 594 transitions. Word has length 112 [2018-11-06 19:52:02,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:02,797 INFO L480 AbstractCegarLoop]: Abstraction has 370 states and 594 transitions. [2018-11-06 19:52:02,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:52:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 594 transitions. [2018-11-06 19:52:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-06 19:52:02,803 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:02,803 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-06 19:52:02,803 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:02,804 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:02,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1148685391, now seen corresponding path program 1 times [2018-11-06 19:52:02,804 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:02,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:02,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:02,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:02,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:03,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:52:03,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:03,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:52:03,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:52:03,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:52:03,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:03,152 INFO L87 Difference]: Start difference. First operand 370 states and 594 transitions. Second operand 4 states. [2018-11-06 19:52:05,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:05,012 INFO L93 Difference]: Finished difference Result 1308 states and 2193 transitions. [2018-11-06 19:52:05,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:52:05,013 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2018-11-06 19:52:05,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:05,021 INFO L225 Difference]: With dead ends: 1308 [2018-11-06 19:52:05,021 INFO L226 Difference]: Without dead ends: 940 [2018-11-06 19:52:05,024 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:05,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2018-11-06 19:52:05,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 936. [2018-11-06 19:52:05,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 936 states. [2018-11-06 19:52:05,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1410 transitions. [2018-11-06 19:52:05,078 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1410 transitions. Word has length 117 [2018-11-06 19:52:05,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:05,079 INFO L480 AbstractCegarLoop]: Abstraction has 936 states and 1410 transitions. [2018-11-06 19:52:05,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:52:05,079 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1410 transitions. [2018-11-06 19:52:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-06 19:52:05,087 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:05,088 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:52:05,089 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:05,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:05,089 INFO L82 PathProgramCache]: Analyzing trace with hash 985958592, now seen corresponding path program 1 times [2018-11-06 19:52:05,090 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:05,090 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:05,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:05,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:05,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:05,197 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:52:05,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:05,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 19:52:05,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:52:05,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:52:05,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:52:05,201 INFO L87 Difference]: Start difference. First operand 936 states and 1410 transitions. Second operand 3 states. [2018-11-06 19:52:07,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:07,685 INFO L93 Difference]: Finished difference Result 2716 states and 4131 transitions. [2018-11-06 19:52:07,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:52:07,687 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-11-06 19:52:07,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:07,695 INFO L225 Difference]: With dead ends: 2716 [2018-11-06 19:52:07,696 INFO L226 Difference]: Without dead ends: 1782 [2018-11-06 19:52:07,697 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:52:07,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2018-11-06 19:52:07,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2018-11-06 19:52:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1782 states. [2018-11-06 19:52:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2522 transitions. [2018-11-06 19:52:07,739 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2522 transitions. Word has length 123 [2018-11-06 19:52:07,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:07,740 INFO L480 AbstractCegarLoop]: Abstraction has 1782 states and 2522 transitions. [2018-11-06 19:52:07,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:52:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2522 transitions. [2018-11-06 19:52:07,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-06 19:52:07,744 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:07,744 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:52:07,744 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:07,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:07,745 INFO L82 PathProgramCache]: Analyzing trace with hash -659353377, now seen corresponding path program 1 times [2018-11-06 19:52:07,745 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:07,745 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:07,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:07,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:07,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-06 19:52:07,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:07,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:52:07,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:52:07,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:52:07,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:07,906 INFO L87 Difference]: Start difference. First operand 1782 states and 2522 transitions. Second operand 4 states. [2018-11-06 19:52:08,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:08,832 INFO L93 Difference]: Finished difference Result 4956 states and 6950 transitions. [2018-11-06 19:52:08,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:52:08,833 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-11-06 19:52:08,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:08,848 INFO L225 Difference]: With dead ends: 4956 [2018-11-06 19:52:08,848 INFO L226 Difference]: Without dead ends: 3176 [2018-11-06 19:52:08,852 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:08,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3176 states. [2018-11-06 19:52:08,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3176 to 3176. [2018-11-06 19:52:08,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3176 states. [2018-11-06 19:52:08,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 4124 transitions. [2018-11-06 19:52:08,911 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 4124 transitions. Word has length 124 [2018-11-06 19:52:08,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:08,912 INFO L480 AbstractCegarLoop]: Abstraction has 3176 states and 4124 transitions. [2018-11-06 19:52:08,912 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:52:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 4124 transitions. [2018-11-06 19:52:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-06 19:52:08,917 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:08,917 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:52:08,917 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:08,918 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:08,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1931898934, now seen corresponding path program 1 times [2018-11-06 19:52:08,918 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:08,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:08,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:08,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:08,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:09,152 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:52:09,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:09,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:52:09,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:52:09,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:52:09,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:09,154 INFO L87 Difference]: Start difference. First operand 3176 states and 4124 transitions. Second operand 4 states. [2018-11-06 19:52:10,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:10,576 INFO L93 Difference]: Finished difference Result 6480 states and 8407 transitions. [2018-11-06 19:52:10,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:52:10,577 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-11-06 19:52:10,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:10,589 INFO L225 Difference]: With dead ends: 6480 [2018-11-06 19:52:10,590 INFO L226 Difference]: Without dead ends: 3306 [2018-11-06 19:52:10,594 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:10,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3306 states. [2018-11-06 19:52:10,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3306 to 3306. [2018-11-06 19:52:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3306 states. [2018-11-06 19:52:10,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 3898 transitions. [2018-11-06 19:52:10,651 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 3898 transitions. Word has length 137 [2018-11-06 19:52:10,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:10,652 INFO L480 AbstractCegarLoop]: Abstraction has 3306 states and 3898 transitions. [2018-11-06 19:52:10,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:52:10,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 3898 transitions. [2018-11-06 19:52:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-06 19:52:10,657 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:10,658 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2018-11-06 19:52:10,658 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:10,658 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:10,658 INFO L82 PathProgramCache]: Analyzing trace with hash 818992916, now seen corresponding path program 1 times [2018-11-06 19:52:10,658 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:10,659 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:10,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:10,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:10,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:10,753 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:52:10,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:10,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:52:10,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:52:10,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:52:10,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:52:10,755 INFO L87 Difference]: Start difference. First operand 3306 states and 3898 transitions. Second operand 3 states. [2018-11-06 19:52:11,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:11,638 INFO L93 Difference]: Finished difference Result 9290 states and 10996 transitions. [2018-11-06 19:52:11,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:52:11,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-11-06 19:52:11,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:11,660 INFO L225 Difference]: With dead ends: 9290 [2018-11-06 19:52:11,660 INFO L226 Difference]: Without dead ends: 5702 [2018-11-06 19:52:11,666 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:52:11,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5702 states. [2018-11-06 19:52:11,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5702 to 5698. [2018-11-06 19:52:11,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5698 states. [2018-11-06 19:52:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5698 states to 5698 states and 6554 transitions. [2018-11-06 19:52:11,751 INFO L78 Accepts]: Start accepts. Automaton has 5698 states and 6554 transitions. Word has length 147 [2018-11-06 19:52:11,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:11,752 INFO L480 AbstractCegarLoop]: Abstraction has 5698 states and 6554 transitions. [2018-11-06 19:52:11,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:52:11,752 INFO L276 IsEmpty]: Start isEmpty. Operand 5698 states and 6554 transitions. [2018-11-06 19:52:11,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-06 19:52:11,758 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:11,758 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2018-11-06 19:52:11,759 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:11,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:11,759 INFO L82 PathProgramCache]: Analyzing trace with hash 955169793, now seen corresponding path program 1 times [2018-11-06 19:52:11,759 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:11,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:11,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:11,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:11,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-06 19:52:12,038 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:12,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:52:12,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:52:12,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:52:12,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:12,040 INFO L87 Difference]: Start difference. First operand 5698 states and 6554 transitions. Second operand 4 states. [2018-11-06 19:52:13,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:13,127 INFO L93 Difference]: Finished difference Result 10540 states and 12093 transitions. [2018-11-06 19:52:13,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:52:13,127 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2018-11-06 19:52:13,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:13,139 INFO L225 Difference]: With dead ends: 10540 [2018-11-06 19:52:13,139 INFO L226 Difference]: Without dead ends: 2561 [2018-11-06 19:52:13,147 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:13,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2561 states. [2018-11-06 19:52:13,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2561 to 2561. [2018-11-06 19:52:13,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2561 states. [2018-11-06 19:52:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 2782 transitions. [2018-11-06 19:52:13,201 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 2782 transitions. Word has length 152 [2018-11-06 19:52:13,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:13,202 INFO L480 AbstractCegarLoop]: Abstraction has 2561 states and 2782 transitions. [2018-11-06 19:52:13,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:52:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 2782 transitions. [2018-11-06 19:52:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-06 19:52:13,208 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:13,208 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:52:13,209 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:13,209 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:13,209 INFO L82 PathProgramCache]: Analyzing trace with hash -112433714, now seen corresponding path program 1 times [2018-11-06 19:52:13,209 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:13,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:13,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:13,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:13,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-06 19:52:13,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:13,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:52:13,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:52:13,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:52:13,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:13,618 INFO L87 Difference]: Start difference. First operand 2561 states and 2782 transitions. Second operand 4 states. [2018-11-06 19:52:15,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:15,547 INFO L93 Difference]: Finished difference Result 5121 states and 5572 transitions. [2018-11-06 19:52:15,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:52:15,548 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 162 [2018-11-06 19:52:15,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:15,554 INFO L225 Difference]: With dead ends: 5121 [2018-11-06 19:52:15,554 INFO L226 Difference]: Without dead ends: 1992 [2018-11-06 19:52:15,556 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:15,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2018-11-06 19:52:15,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1992. [2018-11-06 19:52:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1992 states. [2018-11-06 19:52:15,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1992 states and 2075 transitions. [2018-11-06 19:52:15,582 INFO L78 Accepts]: Start accepts. Automaton has 1992 states and 2075 transitions. Word has length 162 [2018-11-06 19:52:15,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:15,582 INFO L480 AbstractCegarLoop]: Abstraction has 1992 states and 2075 transitions. [2018-11-06 19:52:15,583 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:52:15,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2075 transitions. [2018-11-06 19:52:15,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-06 19:52:15,588 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:15,588 INFO L375 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:52:15,588 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:15,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:15,589 INFO L82 PathProgramCache]: Analyzing trace with hash 674548101, now seen corresponding path program 1 times [2018-11-06 19:52:15,589 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:15,589 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:15,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:15,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:15,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:15,857 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-06 19:52:15,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:52:15,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:52:15,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:52:15,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:52:15,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:15,858 INFO L87 Difference]: Start difference. First operand 1992 states and 2075 transitions. Second operand 4 states. [2018-11-06 19:52:17,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:17,034 INFO L93 Difference]: Finished difference Result 3700 states and 3859 transitions. [2018-11-06 19:52:17,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:52:17,034 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 245 [2018-11-06 19:52:17,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:17,041 INFO L225 Difference]: With dead ends: 3700 [2018-11-06 19:52:17,041 INFO L226 Difference]: Without dead ends: 1851 [2018-11-06 19:52:17,042 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:52:17,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2018-11-06 19:52:17,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1850. [2018-11-06 19:52:17,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1850 states. [2018-11-06 19:52:17,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 1917 transitions. [2018-11-06 19:52:17,066 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 1917 transitions. Word has length 245 [2018-11-06 19:52:17,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:17,067 INFO L480 AbstractCegarLoop]: Abstraction has 1850 states and 1917 transitions. [2018-11-06 19:52:17,067 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:52:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 1917 transitions. [2018-11-06 19:52:17,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-06 19:52:17,072 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:52:17,073 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:52:17,073 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:52:17,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:52:17,074 INFO L82 PathProgramCache]: Analyzing trace with hash 620541118, now seen corresponding path program 1 times [2018-11-06 19:52:17,074 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:52:17,074 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:52:17,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:17,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:17,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:52:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:17,459 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-06 19:52:17,750 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2018-11-06 19:52:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 180 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:52:17,846 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 19:52:17,846 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 19:52:17,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:52:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:52:17,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 19:52:18,306 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-06 19:52:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 196 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:52:18,600 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 19:52:18,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2018-11-06 19:52:18,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-06 19:52:18,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-06 19:52:18,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-06 19:52:18,602 INFO L87 Difference]: Start difference. First operand 1850 states and 1917 transitions. Second operand 10 states. [2018-11-06 19:52:22,495 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-11-06 19:52:25,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:52:26,000 INFO L93 Difference]: Finished difference Result 3570 states and 3701 transitions. [2018-11-06 19:52:26,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-06 19:52:26,001 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 250 [2018-11-06 19:52:26,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:52:26,002 INFO L225 Difference]: With dead ends: 3570 [2018-11-06 19:52:26,002 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 19:52:26,005 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2018-11-06 19:52:26,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 19:52:26,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 19:52:26,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 19:52:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 19:52:26,007 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 250 [2018-11-06 19:52:26,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:52:26,007 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 19:52:26,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-06 19:52:26,007 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 19:52:26,009 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 19:52:26,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 19:52:28,198 WARN L179 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2018-11-06 19:52:28,467 WARN L179 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2018-11-06 19:52:28,471 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,471 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,471 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,472 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-06 19:52:28,473 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-06 19:52:28,474 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-06 19:52:28,475 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-06 19:52:28,476 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-06 19:52:28,477 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-06 19:52:28,478 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-06 19:52:28,479 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-06 19:52:28,480 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-06 19:52:28,481 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-06 19:52:28,482 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-06 19:52:28,482 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-06 19:52:28,482 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-06 19:52:28,482 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse7 (<= ~a17~0 7)) (.cse4 (not (= ~a28~0 11))) (.cse8 (= ~a28~0 7)) (.cse5 (= ~a28~0 10)) (.cse9 (= ~a25~0 1)) (.cse3 (not (= ~a11~0 1))) (.cse10 (= ~a28~0 9)) (.cse0 (= ~a17~0 8)) (.cse6 (= ~a19~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (<= ~a25~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3) (and .cse7 .cse6 .cse8 .cse9) (and .cse10 .cse0 .cse6 .cse9) (and .cse5 .cse0 .cse6 .cse9) (and .cse0 .cse8 .cse1 .cse2) (and .cse0 .cse8 .cse1 .cse9 .cse3) (and .cse7 (not .cse8) .cse4) (and .cse6 .cse8 .cse9 (<= ~a17~0 8) .cse3) (and .cse0 .cse6 .cse1 .cse9 .cse3) (and .cse5 (<= ~a19~0 0) .cse0 .cse1 .cse9 .cse3) (and .cse10 .cse0 .cse6 .cse1 .cse2))) [2018-11-06 19:52:28,482 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-06 19:52:28,483 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-06 19:52:28,484 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-06 19:52:28,485 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-06 19:52:28,486 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-06 19:52:28,486 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-06 19:52:28,486 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-06 19:52:28,486 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-06 19:52:28,486 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,486 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse7 (<= ~a17~0 7)) (.cse4 (not (= ~a28~0 11))) (.cse8 (= ~a28~0 7)) (.cse5 (= ~a28~0 10)) (.cse9 (= ~a25~0 1)) (.cse3 (not (= ~a11~0 1))) (.cse10 (= ~a28~0 9)) (.cse0 (= ~a17~0 8)) (.cse6 (= ~a19~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (<= ~a25~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3) (and .cse7 .cse6 .cse8 .cse9) (and .cse10 .cse0 .cse6 .cse9) (and .cse5 .cse0 .cse6 .cse9) (and .cse0 .cse8 .cse1 .cse2) (and .cse7 (not .cse8) .cse4) (and .cse0 .cse8 .cse1 .cse9 .cse3) (and .cse6 .cse8 .cse9 (<= ~a17~0 8) .cse3) (and .cse0 .cse6 .cse1 .cse9 .cse3) (and .cse5 (<= ~a19~0 0) .cse0 .cse1 .cse9 .cse3) (and .cse10 .cse0 .cse6 .cse1 .cse2))) [2018-11-06 19:52:28,486 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-06 19:52:28,487 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-06 19:52:28,488 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-06 19:52:28,489 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-06 19:52:28,490 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,491 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 19:52:28,492 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-06 19:52:28,493 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-06 19:52:28,494 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-06 19:52:28,495 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-06 19:52:28,495 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-06 19:52:28,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 07:52:28 BoogieIcfgContainer [2018-11-06 19:52:28,519 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 19:52:28,520 INFO L168 Benchmark]: Toolchain (without parser) took 33880.97 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 891.9 MB. Max. memory is 7.1 GB. [2018-11-06 19:52:28,521 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 19:52:28,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-06 19:52:28,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.09 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2018-11-06 19:52:28,523 INFO L168 Benchmark]: Boogie Preprocessor took 81.89 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2018-11-06 19:52:28,524 INFO L168 Benchmark]: RCFGBuilder took 3537.40 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.2 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. [2018-11-06 19:52:28,525 INFO L168 Benchmark]: TraceAbstraction took 29371.00 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 362.8 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -398.4 MB). Peak memory consumption was 823.8 MB. Max. memory is 7.1 GB. [2018-11-06 19:52:28,530 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 191.09 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.89 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3537.40 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.2 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 29371.00 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 362.8 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -398.4 MB). Peak memory consumption was 823.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((a17 == 8 && a21 == 1) && a25 <= 0) && !(a11 == 1)) && !(a28 == 11)) || (((a28 == 10 && a17 == 8) && a19 == 1) && !(a11 == 1))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a21 == 1) && a25 <= 0)) || ((a17 <= 7 && !(a28 == 7)) && !(a28 == 11))) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((((a28 == 10 && a19 <= 0) && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((a17 == 8 && a21 == 1) && a25 <= 0) && !(a11 == 1)) && !(a28 == 11)) || (((a28 == 10 && a17 == 8) && a19 == 1) && !(a11 == 1))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a21 == 1) && a25 <= 0)) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((a17 <= 7 && !(a28 == 7)) && !(a28 == 11))) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((((a28 == 10 && a19 <= 0) && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 29.2s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 22.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1507 SDtfs, 3591 SDslu, 600 SDs, 0 SdLazy, 7100 SolverSat, 1172 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 294 GetRequests, 262 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5698occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 183 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 103 NumberOfFragments, 369 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1898 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 268 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1819 NumberOfCodeBlocks, 1819 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1808 ConstructedInterpolants, 0 QuantifiedInterpolants, 1123020 SizeOfPredicates, 7 NumberOfNonLiveVariables, 387 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 810/930 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...