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_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-06 19:51:15,755 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 19:51:15,758 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 19:51:15,770 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 19:51:15,770 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 19:51:15,771 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 19:51:15,773 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 19:51:15,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 19:51:15,776 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 19:51:15,777 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 19:51:15,778 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 19:51:15,778 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 19:51:15,779 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 19:51:15,780 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 19:51:15,781 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 19:51:15,782 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 19:51:15,785 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 19:51:15,787 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 19:51:15,792 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 19:51:15,799 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 19:51:15,800 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 19:51:15,801 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 19:51:15,806 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-06 19:51:15,806 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-06 19:51:15,806 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-06 19:51:15,808 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-06 19:51:15,809 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-06 19:51:15,812 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-06 19:51:15,814 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-06 19:51:15,815 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-06 19:51:15,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-06 19:51:15,817 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-06 19:51:15,819 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-06 19:51:15,819 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-06 19:51:15,820 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-06 19:51:15,822 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-06 19:51:15,822 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 19:51:15,852 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 19:51:15,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 19:51:15,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 19:51:15,854 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 19:51:15,855 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 19:51:15,855 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 19:51:15,855 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 19:51:15,855 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 19:51:15,858 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 19:51:15,858 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 19:51:15,858 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 19:51:15,859 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 19:51:15,859 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 19:51:15,859 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 19:51:15,859 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 19:51:15,860 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 19:51:15,860 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 19:51:15,860 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 19:51:15,860 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 19:51:15,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 19:51:15,861 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 19:51:15,861 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 19:51:15,861 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 19:51:15,861 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 19:51:15,861 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 19:51:15,862 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 19:51:15,862 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 19:51:15,862 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 19:51:15,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 19:51:15,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 19:51:15,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 19:51:15,924 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 19:51:15,925 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 19:51:15,925 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c [2018-11-06 19:51:15,981 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03b3630a0/a186b06218a84426afdc92ec941d1664/FLAG1218e6c37 [2018-11-06 19:51:16,573 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 19:51:16,574 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c [2018-11-06 19:51:16,600 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03b3630a0/a186b06218a84426afdc92ec941d1664/FLAG1218e6c37 [2018-11-06 19:51:16,625 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03b3630a0/a186b06218a84426afdc92ec941d1664 [2018-11-06 19:51:16,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 19:51:16,636 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 19:51:16,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 19:51:16,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 19:51:16,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 19:51:16,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:51:16" (1/1) ... [2018-11-06 19:51:16,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2502f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:16, skipping insertion in model container [2018-11-06 19:51:16,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:51:16" (1/1) ... [2018-11-06 19:51:16,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 19:51:16,711 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 19:51:17,244 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 19:51:17,251 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 19:51:17,364 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 19:51:17,383 INFO L193 MainTranslator]: Completed translation [2018-11-06 19:51:17,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17 WrapperNode [2018-11-06 19:51:17,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 19:51:17,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 19:51:17,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 19:51:17,385 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 19:51:17,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 19:51:17,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 19:51:17,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 19:51:17,568 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 19:51:17,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (1/1) ... [2018-11-06 19:51:17,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 19:51:17,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 19:51:17,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 19:51:17,649 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 19:51:17,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (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 19:51:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-06 19:51:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 19:51:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 19:51:21,216 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 19:51:21,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:51:21 BoogieIcfgContainer [2018-11-06 19:51:21,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 19:51:21,218 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 19:51:21,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 19:51:21,222 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 19:51:21,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 07:51:16" (1/3) ... [2018-11-06 19:51:21,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70e0b9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:51:21, skipping insertion in model container [2018-11-06 19:51:21,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:51:17" (2/3) ... [2018-11-06 19:51:21,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70e0b9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:51:21, skipping insertion in model container [2018-11-06 19:51:21,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:51:21" (3/3) ... [2018-11-06 19:51:21,226 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label19_true-unreach-call_false-termination.c [2018-11-06 19:51:21,235 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 19:51:21,245 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 19:51:21,264 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 19:51:21,304 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 19:51:21,305 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 19:51:21,305 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 19:51:21,305 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 19:51:21,305 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 19:51:21,306 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 19:51:21,306 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 19:51:21,306 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 19:51:21,306 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 19:51:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-11-06 19:51:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-06 19:51:21,362 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:21,363 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] [2018-11-06 19:51:21,366 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:21,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:21,372 INFO L82 PathProgramCache]: Analyzing trace with hash 2021893173, now seen corresponding path program 1 times [2018-11-06 19:51:21,374 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:21,375 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:21,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:21,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:21,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:22,066 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 19:51:22,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:22,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:51:22,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:51:22,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:51:22,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:51:22,099 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-11-06 19:51:24,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:24,593 INFO L93 Difference]: Finished difference Result 793 states and 1381 transitions. [2018-11-06 19:51:24,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:51:24,596 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-11-06 19:51:24,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:24,629 INFO L225 Difference]: With dead ends: 793 [2018-11-06 19:51:24,629 INFO L226 Difference]: Without dead ends: 558 [2018-11-06 19:51:24,634 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 19:51:24,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2018-11-06 19:51:24,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 371. [2018-11-06 19:51:24,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2018-11-06 19:51:24,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 605 transitions. [2018-11-06 19:51:24,726 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 605 transitions. Word has length 93 [2018-11-06 19:51:24,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:24,727 INFO L480 AbstractCegarLoop]: Abstraction has 371 states and 605 transitions. [2018-11-06 19:51:24,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:51:24,727 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 605 transitions. [2018-11-06 19:51:24,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-06 19:51:24,732 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:24,732 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] [2018-11-06 19:51:24,732 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:24,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:24,733 INFO L82 PathProgramCache]: Analyzing trace with hash -506621046, now seen corresponding path program 1 times [2018-11-06 19:51:24,733 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:24,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:24,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:24,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:24,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:24,972 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 19:51:24,972 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:24,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:51:24,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:51:24,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:51:24,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:51:24,978 INFO L87 Difference]: Start difference. First operand 371 states and 605 transitions. Second operand 3 states. [2018-11-06 19:51:25,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:25,941 INFO L93 Difference]: Finished difference Result 1025 states and 1719 transitions. [2018-11-06 19:51:25,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:51:25,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2018-11-06 19:51:25,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:25,947 INFO L225 Difference]: With dead ends: 1025 [2018-11-06 19:51:25,947 INFO L226 Difference]: Without dead ends: 656 [2018-11-06 19:51:25,950 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 19:51:25,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2018-11-06 19:51:25,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 656. [2018-11-06 19:51:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 656 states. [2018-11-06 19:51:25,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 979 transitions. [2018-11-06 19:51:25,986 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 979 transitions. Word has length 98 [2018-11-06 19:51:25,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:25,987 INFO L480 AbstractCegarLoop]: Abstraction has 656 states and 979 transitions. [2018-11-06 19:51:25,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:51:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 979 transitions. [2018-11-06 19:51:25,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-06 19:51:25,994 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:25,994 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-06 19:51:25,995 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:25,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:25,995 INFO L82 PathProgramCache]: Analyzing trace with hash 2129780755, now seen corresponding path program 1 times [2018-11-06 19:51:25,995 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:25,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:25,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:25,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:25,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:26,162 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:51:26,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:26,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:51:26,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:51:26,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:51:26,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:51:26,164 INFO L87 Difference]: Start difference. First operand 656 states and 979 transitions. Second operand 4 states. [2018-11-06 19:51:29,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:29,586 INFO L93 Difference]: Finished difference Result 2445 states and 3728 transitions. [2018-11-06 19:51:29,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:51:29,588 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-11-06 19:51:29,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:29,597 INFO L225 Difference]: With dead ends: 2445 [2018-11-06 19:51:29,597 INFO L226 Difference]: Without dead ends: 1499 [2018-11-06 19:51:29,599 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 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 19:51:29,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1499 states. [2018-11-06 19:51:29,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1499 to 1492. [2018-11-06 19:51:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1492 states. [2018-11-06 19:51:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1492 states and 2065 transitions. [2018-11-06 19:51:29,639 INFO L78 Accepts]: Start accepts. Automaton has 1492 states and 2065 transitions. Word has length 103 [2018-11-06 19:51:29,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:29,640 INFO L480 AbstractCegarLoop]: Abstraction has 1492 states and 2065 transitions. [2018-11-06 19:51:29,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:51:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2065 transitions. [2018-11-06 19:51:29,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-06 19:51:29,648 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:29,648 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-06 19:51:29,648 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:29,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:29,649 INFO L82 PathProgramCache]: Analyzing trace with hash -789345690, now seen corresponding path program 1 times [2018-11-06 19:51:29,649 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:29,649 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:29,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:29,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:29,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:51:29,735 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:29,735 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 19:51:29,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:51:29,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:51:29,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:51:29,736 INFO L87 Difference]: Start difference. First operand 1492 states and 2065 transitions. Second operand 3 states. [2018-11-06 19:51:31,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:31,017 INFO L93 Difference]: Finished difference Result 4392 states and 6104 transitions. [2018-11-06 19:51:31,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:51:31,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2018-11-06 19:51:31,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:31,034 INFO L225 Difference]: With dead ends: 4392 [2018-11-06 19:51:31,034 INFO L226 Difference]: Without dead ends: 2902 [2018-11-06 19:51:31,037 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 19:51:31,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2902 states. [2018-11-06 19:51:31,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2902 to 2902. [2018-11-06 19:51:31,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2902 states. [2018-11-06 19:51:31,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2902 states and 3826 transitions. [2018-11-06 19:51:31,100 INFO L78 Accepts]: Start accepts. Automaton has 2902 states and 3826 transitions. Word has length 111 [2018-11-06 19:51:31,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:31,102 INFO L480 AbstractCegarLoop]: Abstraction has 2902 states and 3826 transitions. [2018-11-06 19:51:31,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:51:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3826 transitions. [2018-11-06 19:51:31,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-06 19:51:31,109 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:31,109 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 19:51:31,109 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:31,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:31,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1960548205, now seen corresponding path program 1 times [2018-11-06 19:51:31,111 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:31,111 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:31,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:31,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:31,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:51:31,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:31,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:51:31,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:51:31,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:51:31,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:51:31,396 INFO L87 Difference]: Start difference. First operand 2902 states and 3826 transitions. Second operand 4 states. [2018-11-06 19:51:32,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:32,918 INFO L93 Difference]: Finished difference Result 5666 states and 7498 transitions. [2018-11-06 19:51:32,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:51:32,924 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2018-11-06 19:51:32,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:32,937 INFO L225 Difference]: With dead ends: 5666 [2018-11-06 19:51:32,937 INFO L226 Difference]: Without dead ends: 2766 [2018-11-06 19:51:32,941 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 19:51:32,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2766 states. [2018-11-06 19:51:32,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2766 to 2761. [2018-11-06 19:51:32,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2761 states. [2018-11-06 19:51:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3276 transitions. [2018-11-06 19:51:32,988 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3276 transitions. Word has length 152 [2018-11-06 19:51:32,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:32,988 INFO L480 AbstractCegarLoop]: Abstraction has 2761 states and 3276 transitions. [2018-11-06 19:51:32,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:51:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3276 transitions. [2018-11-06 19:51:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-06 19:51:32,995 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:32,995 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 19:51:32,995 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:32,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:32,997 INFO L82 PathProgramCache]: Analyzing trace with hash 685168847, now seen corresponding path program 1 times [2018-11-06 19:51:32,997 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:32,998 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:32,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:32,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:32,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:51:33,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:33,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:51:33,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:51:33,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:51:33,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:51:33,140 INFO L87 Difference]: Start difference. First operand 2761 states and 3276 transitions. Second operand 3 states. [2018-11-06 19:51:34,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:34,360 INFO L93 Difference]: Finished difference Result 5526 states and 6559 transitions. [2018-11-06 19:51:34,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:51:34,361 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2018-11-06 19:51:34,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:34,372 INFO L225 Difference]: With dead ends: 5526 [2018-11-06 19:51:34,373 INFO L226 Difference]: Without dead ends: 2767 [2018-11-06 19:51:34,376 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 19:51:34,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2767 states. [2018-11-06 19:51:34,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2767 to 2761. [2018-11-06 19:51:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2761 states. [2018-11-06 19:51:34,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3167 transitions. [2018-11-06 19:51:34,416 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3167 transitions. Word has length 162 [2018-11-06 19:51:34,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:34,417 INFO L480 AbstractCegarLoop]: Abstraction has 2761 states and 3167 transitions. [2018-11-06 19:51:34,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:51:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3167 transitions. [2018-11-06 19:51:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-06 19:51:34,423 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:34,423 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:51:34,423 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:34,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:34,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1575866026, now seen corresponding path program 1 times [2018-11-06 19:51:34,424 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:34,424 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:34,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:34,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:34,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-06 19:51:34,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:34,597 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:51:34,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:51:34,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:51:34,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:51:34,598 INFO L87 Difference]: Start difference. First operand 2761 states and 3167 transitions. Second operand 4 states. [2018-11-06 19:51:36,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:36,048 INFO L93 Difference]: Finished difference Result 5375 states and 6178 transitions. [2018-11-06 19:51:36,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:51:36,049 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 164 [2018-11-06 19:51:36,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:36,066 INFO L225 Difference]: With dead ends: 5375 [2018-11-06 19:51:36,066 INFO L226 Difference]: Without dead ends: 2616 [2018-11-06 19:51:36,070 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 19:51:36,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2616 states. [2018-11-06 19:51:36,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2616 to 2616. [2018-11-06 19:51:36,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2616 states. [2018-11-06 19:51:36,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 2895 transitions. [2018-11-06 19:51:36,127 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 2895 transitions. Word has length 164 [2018-11-06 19:51:36,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:36,127 INFO L480 AbstractCegarLoop]: Abstraction has 2616 states and 2895 transitions. [2018-11-06 19:51:36,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:51:36,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 2895 transitions. [2018-11-06 19:51:36,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-06 19:51:36,135 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:36,135 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:51:36,135 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:36,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:36,136 INFO L82 PathProgramCache]: Analyzing trace with hash 718975241, now seen corresponding path program 1 times [2018-11-06 19:51:36,136 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:36,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:36,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:36,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:36,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-06 19:51:36,314 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:36,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:51:36,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:51:36,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:51:36,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:51:36,315 INFO L87 Difference]: Start difference. First operand 2616 states and 2895 transitions. Second operand 3 states. [2018-11-06 19:51:38,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:38,377 INFO L93 Difference]: Finished difference Result 5651 states and 6289 transitions. [2018-11-06 19:51:38,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:51:38,378 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2018-11-06 19:51:38,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:38,387 INFO L225 Difference]: With dead ends: 5651 [2018-11-06 19:51:38,387 INFO L226 Difference]: Without dead ends: 2750 [2018-11-06 19:51:38,390 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 19:51:38,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2750 states. [2018-11-06 19:51:38,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2750 to 2748. [2018-11-06 19:51:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2748 states. [2018-11-06 19:51:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2748 states and 3015 transitions. [2018-11-06 19:51:38,426 INFO L78 Accepts]: Start accepts. Automaton has 2748 states and 3015 transitions. Word has length 175 [2018-11-06 19:51:38,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:38,426 INFO L480 AbstractCegarLoop]: Abstraction has 2748 states and 3015 transitions. [2018-11-06 19:51:38,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:51:38,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 3015 transitions. [2018-11-06 19:51:38,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-06 19:51:38,431 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:38,432 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-11-06 19:51:38,432 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:38,432 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:38,432 INFO L82 PathProgramCache]: Analyzing trace with hash -232456917, now seen corresponding path program 1 times [2018-11-06 19:51:38,433 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:38,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:38,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:38,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:38,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-06 19:51:38,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:38,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:51:38,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:51:38,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:51:38,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:51:38,560 INFO L87 Difference]: Start difference. First operand 2748 states and 3015 transitions. Second operand 4 states. [2018-11-06 19:51:39,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:39,792 INFO L93 Difference]: Finished difference Result 6479 states and 7182 transitions. [2018-11-06 19:51:39,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:51:39,792 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 175 [2018-11-06 19:51:39,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:39,810 INFO L225 Difference]: With dead ends: 6479 [2018-11-06 19:51:39,810 INFO L226 Difference]: Without dead ends: 3733 [2018-11-06 19:51:39,814 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 19:51:39,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3733 states. [2018-11-06 19:51:39,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3733 to 3729. [2018-11-06 19:51:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3729 states. [2018-11-06 19:51:39,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 4049 transitions. [2018-11-06 19:51:39,868 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 4049 transitions. Word has length 175 [2018-11-06 19:51:39,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:39,869 INFO L480 AbstractCegarLoop]: Abstraction has 3729 states and 4049 transitions. [2018-11-06 19:51:39,869 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:51:39,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 4049 transitions. [2018-11-06 19:51:39,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-06 19:51:39,876 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:39,877 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-06 19:51:39,877 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:39,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:39,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1220789653, now seen corresponding path program 1 times [2018-11-06 19:51:39,877 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:39,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:39,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:39,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:39,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:51:40,178 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:51:40,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:51:40,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:51:40,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:51:40,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:51:40,180 INFO L87 Difference]: Start difference. First operand 3729 states and 4049 transitions. Second operand 4 states. [2018-11-06 19:51:42,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:42,090 INFO L93 Difference]: Finished difference Result 7316 states and 7944 transitions. [2018-11-06 19:51:42,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:51:42,091 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 198 [2018-11-06 19:51:42,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:42,102 INFO L225 Difference]: With dead ends: 7316 [2018-11-06 19:51:42,102 INFO L226 Difference]: Without dead ends: 3161 [2018-11-06 19:51:42,105 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 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 19:51:42,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3161 states. [2018-11-06 19:51:42,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3161 to 3157. [2018-11-06 19:51:42,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3157 states. [2018-11-06 19:51:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 3157 states and 3349 transitions. [2018-11-06 19:51:42,144 INFO L78 Accepts]: Start accepts. Automaton has 3157 states and 3349 transitions. Word has length 198 [2018-11-06 19:51:42,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:42,145 INFO L480 AbstractCegarLoop]: Abstraction has 3157 states and 3349 transitions. [2018-11-06 19:51:42,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:51:42,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3349 transitions. [2018-11-06 19:51:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-06 19:51:42,151 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:51:42,151 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:51:42,151 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:51:42,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:51:42,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1584821544, now seen corresponding path program 1 times [2018-11-06 19:51:42,152 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:51:42,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:51:42,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:42,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:42,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:51:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:42,256 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 115 proven. 10 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-06 19:51:42,257 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 19:51:42,257 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 19:51:42,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:51:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:51:42,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 19:51:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-06 19:51:42,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 19:51:42,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2018-11-06 19:51:42,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-06 19:51:42,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-06 19:51:42,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-06 19:51:42,565 INFO L87 Difference]: Start difference. First operand 3157 states and 3349 transitions. Second operand 5 states. [2018-11-06 19:51:46,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:51:46,023 INFO L93 Difference]: Finished difference Result 5998 states and 6360 transitions. [2018-11-06 19:51:46,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:51:46,025 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 207 [2018-11-06 19:51:46,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:51:46,025 INFO L225 Difference]: With dead ends: 5998 [2018-11-06 19:51:46,025 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 19:51:46,029 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 206 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-06 19:51:46,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 19:51:46,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 19:51:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 19:51:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 19:51:46,030 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2018-11-06 19:51:46,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:51:46,030 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 19:51:46,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-06 19:51:46,031 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 19:51:46,031 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 19:51:46,036 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 19:51:47,088 WARN L179 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-11-06 19:51:47,509 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-11-06 19:51:47,512 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,512 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,512 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,513 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-06 19:51:47,513 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-06 19:51:47,513 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-06 19:51:47,513 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-06 19:51:47,513 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-06 19:51:47,513 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-06 19:51:47,513 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-06 19:51:47,514 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,514 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,514 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,514 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-06 19:51:47,514 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-06 19:51:47,514 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-06 19:51:47,514 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-06 19:51:47,515 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-06 19:51:47,515 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-06 19:51:47,515 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-06 19:51:47,515 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,515 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,515 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,515 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-06 19:51:47,516 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-06 19:51:47,516 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-06 19:51:47,516 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-06 19:51:47,516 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-06 19:51:47,516 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,516 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,516 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-06 19:51:47,517 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-06 19:51:47,518 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-06 19:51:47,519 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-06 19:51:47,520 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-06 19:51:47,521 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-06 19:51:47,522 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-06 19:51:47,523 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-06 19:51:47,524 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-06 19:51:47,524 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-06 19:51:47,524 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-06 19:51:47,524 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-06 19:51:47,524 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-06 19:51:47,524 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-06 19:51:47,524 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-06 19:51:47,525 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-06 19:51:47,526 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-06 19:51:47,526 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-06 19:51:47,526 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2018-11-06 19:51:47,526 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-06 19:51:47,526 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-06 19:51:47,526 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-06 19:51:47,526 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-06 19:51:47,527 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse11 (= ~a25~0 1)) (.cse0 (= ~a28~0 11))) (let ((.cse5 (<= 10 ~a28~0)) (.cse8 (not .cse0)) (.cse2 (= ~a28~0 9)) (.cse12 (<= ~a17~0 8)) (.cse6 (not .cse11)) (.cse9 (= ~a28~0 10)) (.cse4 (= ~a19~0 1)) (.cse1 (= ~a11~0 1)) (.cse3 (= ~a17~0 8)) (.cse7 (<= ~a11~0 0)) (.cse10 (= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (and .cse5 .cse6 .cse4 .cse7 .cse8) (and .cse9 .cse3 .cse7) (and .cse5 .cse6 .cse1) (and .cse4 .cse10 .cse11 .cse12 .cse1) (and .cse9 .cse4 .cse7) (and .cse3 .cse7 .cse6 .cse8) (and .cse3 .cse4 .cse7 .cse11) (and .cse2 .cse11 .cse12 .cse1) (and .cse3 .cse6 .cse10 .cse1) (and .cse9 .cse4 .cse1) (and .cse3 .cse7 .cse10)))) [2018-11-06 19:51:47,527 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-06 19:51:47,528 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-06 19:51:47,529 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-06 19:51:47,530 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-06 19:51:47,531 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-06 19:51:47,531 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-06 19:51:47,531 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-06 19:51:47,531 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-06 19:51:47,531 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,531 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse11 (= ~a25~0 1)) (.cse0 (= ~a28~0 11))) (let ((.cse5 (<= 10 ~a28~0)) (.cse8 (not .cse0)) (.cse2 (= ~a28~0 9)) (.cse12 (<= ~a17~0 8)) (.cse6 (not .cse11)) (.cse9 (= ~a28~0 10)) (.cse4 (= ~a19~0 1)) (.cse1 (= ~a11~0 1)) (.cse3 (= ~a17~0 8)) (.cse7 (<= ~a11~0 0)) (.cse10 (= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (and .cse5 .cse6 .cse4 .cse7 .cse8) (and .cse9 .cse3 .cse7) (and .cse5 .cse6 .cse1) (and .cse4 .cse10 .cse11 .cse12 .cse1) (and .cse9 .cse4 .cse7) (and .cse3 .cse7 .cse6 .cse8) (and .cse3 .cse4 .cse7 .cse11) (and .cse2 .cse11 .cse12 .cse1) (and .cse3 .cse6 .cse10 .cse1) (and .cse9 .cse4 .cse1) (and .cse3 .cse7 .cse10)))) [2018-11-06 19:51:47,532 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,532 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-06 19:51:47,532 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-06 19:51:47,532 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-06 19:51:47,532 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-06 19:51:47,532 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-06 19:51:47,532 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,533 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,533 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-06 19:51:47,533 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-06 19:51:47,533 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-06 19:51:47,533 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-06 19:51:47,533 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-06 19:51:47,533 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,534 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,535 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,536 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-06 19:51:47,537 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-06 19:51:47,538 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-06 19:51:47,539 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-06 19:51:47,540 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-06 19:51:47,541 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-06 19:51:47,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 07:51:47 BoogieIcfgContainer [2018-11-06 19:51:47,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 19:51:47,578 INFO L168 Benchmark]: Toolchain (without parser) took 30942.69 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 1.0 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -207.0 MB). Peak memory consumption was 818.0 MB. Max. memory is 7.1 GB. [2018-11-06 19:51:47,582 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 19:51:47,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-06 19:51:47,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 677.9 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -753.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2018-11-06 19:51:47,586 INFO L168 Benchmark]: Boogie Preprocessor took 79.91 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 19:51:47,587 INFO L168 Benchmark]: RCFGBuilder took 3568.93 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 122.6 MB). Peak memory consumption was 122.6 MB. Max. memory is 7.1 GB. [2018-11-06 19:51:47,588 INFO L168 Benchmark]: TraceAbstraction took 26358.61 ms. Allocated memory was 2.2 GB in the beginning and 2.5 GB in the end (delta: 347.1 MB). Free memory was 2.0 GB in the beginning and 1.6 GB in the end (delta: 391.9 MB). Peak memory consumption was 739.0 MB. Max. memory is 7.1 GB. [2018-11-06 19:51:47,596 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 747.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 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 182.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 677.9 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -753.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.91 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3568.93 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 122.6 MB). Peak memory consumption was 122.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26358.61 ms. Allocated memory was 2.2 GB in the beginning and 2.5 GB in the end (delta: 347.1 MB). Free memory was 2.0 GB in the beginning and 1.6 GB in the end (delta: 391.9 MB). Peak memory consumption was 739.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 448]: 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: ((((((((((((a28 == 11 && a11 == 1) || (((a28 == 9 && a17 == 8) && a19 == 1) && a11 == 1)) || ((((10 <= a28 && !(a25 == 1)) && a19 == 1) && a11 <= 0) && !(a28 == 11))) || ((a28 == 10 && a17 == 8) && a11 <= 0)) || ((10 <= a28 && !(a25 == 1)) && a11 == 1)) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 <= 0)) || (((a17 == 8 && a11 <= 0) && !(a25 == 1)) && !(a28 == 11))) || (((a17 == 8 && a19 == 1) && a11 <= 0) && a25 == 1)) || (((a28 == 9 && a25 == 1) && a17 <= 8) && a11 == 1)) || (((a17 == 8 && !(a25 == 1)) && a28 == 7) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 == 1)) || ((a17 == 8 && a11 <= 0) && a28 == 7) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((a28 == 11 && a11 == 1) || (((a28 == 9 && a17 == 8) && a19 == 1) && a11 == 1)) || ((((10 <= a28 && !(a25 == 1)) && a19 == 1) && a11 <= 0) && !(a28 == 11))) || ((a28 == 10 && a17 == 8) && a11 <= 0)) || ((10 <= a28 && !(a25 == 1)) && a11 == 1)) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 <= 0)) || (((a17 == 8 && a11 <= 0) && !(a25 == 1)) && !(a28 == 11))) || (((a17 == 8 && a19 == 1) && a11 <= 0) && a25 == 1)) || (((a28 == 9 && a25 == 1) && a17 <= 8) && a11 == 1)) || (((a17 == 8 && !(a25 == 1)) && a28 == 7) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 == 1)) || ((a17 == 8 && a11 <= 0) && a28 == 7) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 26.2s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 21.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2277 SDtfs, 3303 SDslu, 707 SDs, 0 SdLazy, 6597 SolverSat, 1389 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 222 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3729occurred in iteration=9, 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, 11 MinimizatonAttempts, 215 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 60 NumberOfFragments, 323 HoareAnnotationTreeSize, 3 FomulaSimplifications, 654 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 268 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1845 NumberOfCodeBlocks, 1845 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1833 ConstructedInterpolants, 0 QuantifiedInterpolants, 508141 SizeOfPredicates, 1 NumberOfNonLiveVariables, 396 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 1106/1116 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...