java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-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/Problem01_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 14:50:26,749 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 14:50:26,752 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 14:50:26,764 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 14:50:26,765 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 14:50:26,766 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 14:50:26,767 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 14:50:26,769 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 14:50:26,770 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 14:50:26,771 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 14:50:26,772 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 14:50:26,772 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 14:50:26,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 14:50:26,774 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 14:50:26,775 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 14:50:26,776 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 14:50:26,777 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 14:50:26,779 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 14:50:26,781 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 14:50:26,782 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 14:50:26,783 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 14:50:26,784 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 14:50:26,786 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-24 14:50:26,794 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 14:50:26,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 14:50:26,816 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 14:50:26,817 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 14:50:26,817 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 14:50:26,818 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 14:50:26,818 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 14:50:26,818 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 14:50:26,818 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 14:50:26,819 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 14:50:26,819 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 14:50:26,819 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 14:50:26,819 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 14:50:26,819 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 14:50:26,820 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 14:50:26,820 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 14:50:26,820 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 14:50:26,820 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 14:50:26,820 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 14:50:26,821 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 14:50:26,821 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:50:26,821 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 14:50:26,821 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 14:50:26,821 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 14:50:26,822 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 14:50:26,822 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 14:50:26,822 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 14:50:26,822 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 14:50:26,822 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 14:50:26,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 14:50:26,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 14:50:26,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 14:50:26,890 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 14:50:26,890 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 14:50:26,891 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-10-24 14:50:26,946 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/4a8a7f671/749c6df507ff4c83a9ce9b6914315d82/FLAG33f58a415 [2018-10-24 14:50:27,494 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 14:50:27,499 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-10-24 14:50:27,515 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/4a8a7f671/749c6df507ff4c83a9ce9b6914315d82/FLAG33f58a415 [2018-10-24 14:50:27,532 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/4a8a7f671/749c6df507ff4c83a9ce9b6914315d82 [2018-10-24 14:50:27,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 14:50:27,549 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 14:50:27,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 14:50:27,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 14:50:27,556 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 14:50:27,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:50:27" (1/1) ... [2018-10-24 14:50:27,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4aab1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:27, skipping insertion in model container [2018-10-24 14:50:27,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:50:27" (1/1) ... [2018-10-24 14:50:27,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 14:50:27,647 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 14:50:28,163 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:50:28,168 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 14:50:28,285 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:50:28,305 INFO L193 MainTranslator]: Completed translation [2018-10-24 14:50:28,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28 WrapperNode [2018-10-24 14:50:28,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 14:50:28,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 14:50:28,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 14:50:28,307 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 14:50:28,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 14:50:28,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 14:50:28,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 14:50:28,500 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 14:50:28,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... [2018-10-24 14:50:28,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 14:50:28,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 14:50:28,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 14:50:28,557 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 14:50:28,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 14:50:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 14:50:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 14:50:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 14:50:32,105 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 14:50:32,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:50:32 BoogieIcfgContainer [2018-10-24 14:50:32,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 14:50:32,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 14:50:32,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 14:50:32,112 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 14:50:32,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:50:27" (1/3) ... [2018-10-24 14:50:32,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c642213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:50:32, skipping insertion in model container [2018-10-24 14:50:32,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:50:28" (2/3) ... [2018-10-24 14:50:32,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c642213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:50:32, skipping insertion in model container [2018-10-24 14:50:32,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:50:32" (3/3) ... [2018-10-24 14:50:32,117 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label19_true-unreach-call_false-termination.c [2018-10-24 14:50:32,129 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 14:50:32,138 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 14:50:32,159 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 14:50:32,197 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 14:50:32,198 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 14:50:32,198 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 14:50:32,198 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 14:50:32,199 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 14:50:32,199 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 14:50:32,199 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 14:50:32,199 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 14:50:32,200 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 14:50:32,232 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-10-24 14:50:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-24 14:50:32,245 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:32,246 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] [2018-10-24 14:50:32,249 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:32,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:32,256 INFO L82 PathProgramCache]: Analyzing trace with hash -911056249, now seen corresponding path program 1 times [2018-10-24 14:50:32,258 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:32,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:32,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:32,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:32,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:32,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:50:32,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:32,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:50:32,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:32,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:32,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:32,914 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2018-10-24 14:50:35,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:35,410 INFO L93 Difference]: Finished difference Result 666 states and 1182 transitions. [2018-10-24 14:50:35,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:50:35,412 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-10-24 14:50:35,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:35,436 INFO L225 Difference]: With dead ends: 666 [2018-10-24 14:50:35,437 INFO L226 Difference]: Without dead ends: 460 [2018-10-24 14:50:35,442 INFO L605 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 [2018-10-24 14:50:35,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-10-24 14:50:35,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2018-10-24 14:50:35,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-10-24 14:50:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 743 transitions. [2018-10-24 14:50:35,556 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 743 transitions. Word has length 87 [2018-10-24 14:50:35,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:35,557 INFO L481 AbstractCegarLoop]: Abstraction has 460 states and 743 transitions. [2018-10-24 14:50:35,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 743 transitions. [2018-10-24 14:50:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-24 14:50:35,566 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:35,567 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-24 14:50:35,567 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:35,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:35,568 INFO L82 PathProgramCache]: Analyzing trace with hash -629824146, now seen corresponding path program 1 times [2018-10-24 14:50:35,571 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:35,571 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:35,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:35,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:35,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:50:35,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:35,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:50:35,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:35,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:35,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:35,790 INFO L87 Difference]: Start difference. First operand 460 states and 743 transitions. Second operand 4 states. [2018-10-24 14:50:36,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:36,975 INFO L93 Difference]: Finished difference Result 1314 states and 2164 transitions. [2018-10-24 14:50:36,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:36,976 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-10-24 14:50:36,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:36,984 INFO L225 Difference]: With dead ends: 1314 [2018-10-24 14:50:36,985 INFO L226 Difference]: Without dead ends: 856 [2018-10-24 14:50:36,991 INFO L605 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 [2018-10-24 14:50:36,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-10-24 14:50:37,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2018-10-24 14:50:37,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-10-24 14:50:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1279 transitions. [2018-10-24 14:50:37,030 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1279 transitions. Word has length 93 [2018-10-24 14:50:37,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:37,031 INFO L481 AbstractCegarLoop]: Abstraction has 856 states and 1279 transitions. [2018-10-24 14:50:37,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1279 transitions. [2018-10-24 14:50:37,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-24 14:50:37,037 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:37,038 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:50:37,038 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:37,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:37,038 INFO L82 PathProgramCache]: Analyzing trace with hash -824834435, now seen corresponding path program 1 times [2018-10-24 14:50:37,039 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:37,039 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:37,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:37,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:37,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:37,238 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-24 14:50:37,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:37,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:50:37,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:50:37,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:50:37,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:37,240 INFO L87 Difference]: Start difference. First operand 856 states and 1279 transitions. Second operand 3 states. [2018-10-24 14:50:39,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:39,441 INFO L93 Difference]: Finished difference Result 2106 states and 3236 transitions. [2018-10-24 14:50:39,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:39,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-10-24 14:50:39,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:39,450 INFO L225 Difference]: With dead ends: 2106 [2018-10-24 14:50:39,450 INFO L226 Difference]: Without dead ends: 1252 [2018-10-24 14:50:39,452 INFO L605 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 [2018-10-24 14:50:39,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2018-10-24 14:50:39,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1252. [2018-10-24 14:50:39,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1252 states. [2018-10-24 14:50:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1911 transitions. [2018-10-24 14:50:39,485 INFO L78 Accepts]: Start accepts. Automaton has 1252 states and 1911 transitions. Word has length 115 [2018-10-24 14:50:39,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:39,485 INFO L481 AbstractCegarLoop]: Abstraction has 1252 states and 1911 transitions. [2018-10-24 14:50:39,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:50:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1911 transitions. [2018-10-24 14:50:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-24 14:50:39,491 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:39,492 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:50:39,492 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:39,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:39,492 INFO L82 PathProgramCache]: Analyzing trace with hash -190984820, now seen corresponding path program 1 times [2018-10-24 14:50:39,493 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:39,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:39,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:39,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:39,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:39,713 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-10-24 14:50:39,713 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:39,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:50:39,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:50:39,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:50:39,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:39,716 INFO L87 Difference]: Start difference. First operand 1252 states and 1911 transitions. Second operand 3 states. [2018-10-24 14:50:41,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:41,165 INFO L93 Difference]: Finished difference Result 3294 states and 4988 transitions. [2018-10-24 14:50:41,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:41,166 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2018-10-24 14:50:41,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:41,176 INFO L225 Difference]: With dead ends: 3294 [2018-10-24 14:50:41,176 INFO L226 Difference]: Without dead ends: 2044 [2018-10-24 14:50:41,179 INFO L605 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 [2018-10-24 14:50:41,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2018-10-24 14:50:41,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2044. [2018-10-24 14:50:41,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2044 states. [2018-10-24 14:50:41,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 2875 transitions. [2018-10-24 14:50:41,221 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 2875 transitions. Word has length 153 [2018-10-24 14:50:41,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:41,222 INFO L481 AbstractCegarLoop]: Abstraction has 2044 states and 2875 transitions. [2018-10-24 14:50:41,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:50:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2875 transitions. [2018-10-24 14:50:41,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-24 14:50:41,227 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:41,228 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:41,228 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:41,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:41,228 INFO L82 PathProgramCache]: Analyzing trace with hash -222581075, now seen corresponding path program 1 times [2018-10-24 14:50:41,229 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:41,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:41,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:41,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:41,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-24 14:50:41,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:41,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:50:41,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:50:41,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:50:41,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:41,352 INFO L87 Difference]: Start difference. First operand 2044 states and 2875 transitions. Second operand 3 states. [2018-10-24 14:50:42,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:42,417 INFO L93 Difference]: Finished difference Result 5802 states and 8113 transitions. [2018-10-24 14:50:42,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:42,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2018-10-24 14:50:42,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:42,442 INFO L225 Difference]: With dead ends: 5802 [2018-10-24 14:50:42,442 INFO L226 Difference]: Without dead ends: 3760 [2018-10-24 14:50:42,446 INFO L605 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 [2018-10-24 14:50:42,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2018-10-24 14:50:42,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 3760. [2018-10-24 14:50:42,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3760 states. [2018-10-24 14:50:42,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 4970 transitions. [2018-10-24 14:50:42,518 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 4970 transitions. Word has length 173 [2018-10-24 14:50:42,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:42,518 INFO L481 AbstractCegarLoop]: Abstraction has 3760 states and 4970 transitions. [2018-10-24 14:50:42,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:50:42,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 4970 transitions. [2018-10-24 14:50:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-24 14:50:42,525 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:42,526 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:50:42,526 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:42,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:42,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1268532227, now seen corresponding path program 1 times [2018-10-24 14:50:42,527 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:42,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:42,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:42,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:42,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:42,716 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-24 14:50:42,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:42,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:50:42,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:50:42,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:50:42,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:42,719 INFO L87 Difference]: Start difference. First operand 3760 states and 4970 transitions. Second operand 3 states. [2018-10-24 14:50:43,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:43,720 INFO L93 Difference]: Finished difference Result 7650 states and 10133 transitions. [2018-10-24 14:50:43,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:43,722 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2018-10-24 14:50:43,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:43,738 INFO L225 Difference]: With dead ends: 7650 [2018-10-24 14:50:43,738 INFO L226 Difference]: Without dead ends: 3892 [2018-10-24 14:50:43,744 INFO L605 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 [2018-10-24 14:50:43,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3892 states. [2018-10-24 14:50:43,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3892 to 3892. [2018-10-24 14:50:43,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3892 states. [2018-10-24 14:50:43,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 5084 transitions. [2018-10-24 14:50:43,806 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 5084 transitions. Word has length 175 [2018-10-24 14:50:43,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:43,806 INFO L481 AbstractCegarLoop]: Abstraction has 3892 states and 5084 transitions. [2018-10-24 14:50:43,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:50:43,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 5084 transitions. [2018-10-24 14:50:43,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-24 14:50:43,813 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:43,813 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:50:43,814 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:43,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:43,814 INFO L82 PathProgramCache]: Analyzing trace with hash -403770965, now seen corresponding path program 1 times [2018-10-24 14:50:43,814 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:43,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:43,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:43,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:43,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-24 14:50:44,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:44,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 14:50:44,240 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 14:50:44,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 14:50:44,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-24 14:50:44,241 INFO L87 Difference]: Start difference. First operand 3892 states and 5084 transitions. Second operand 7 states. [2018-10-24 14:50:45,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:45,908 INFO L93 Difference]: Finished difference Result 7846 states and 10230 transitions. [2018-10-24 14:50:45,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 14:50:45,909 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 180 [2018-10-24 14:50:45,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:45,926 INFO L225 Difference]: With dead ends: 7846 [2018-10-24 14:50:45,927 INFO L226 Difference]: Without dead ends: 3956 [2018-10-24 14:50:45,932 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-24 14:50:45,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3956 states. [2018-10-24 14:50:45,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3956 to 3892. [2018-10-24 14:50:45,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3892 states. [2018-10-24 14:50:46,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 5066 transitions. [2018-10-24 14:50:46,008 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 5066 transitions. Word has length 180 [2018-10-24 14:50:46,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:46,008 INFO L481 AbstractCegarLoop]: Abstraction has 3892 states and 5066 transitions. [2018-10-24 14:50:46,008 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 14:50:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 5066 transitions. [2018-10-24 14:50:46,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-24 14:50:46,054 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:46,054 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:46,054 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:46,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:46,055 INFO L82 PathProgramCache]: Analyzing trace with hash -419698118, now seen corresponding path program 1 times [2018-10-24 14:50:46,055 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:46,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:46,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:46,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:46,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:46,530 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-24 14:50:46,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:46,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:50:46,531 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:46,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:46,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:46,532 INFO L87 Difference]: Start difference. First operand 3892 states and 5066 transitions. Second operand 4 states. [2018-10-24 14:50:49,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:49,588 INFO L93 Difference]: Finished difference Result 8320 states and 10864 transitions. [2018-10-24 14:50:49,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:50:49,589 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 213 [2018-10-24 14:50:49,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:49,605 INFO L225 Difference]: With dead ends: 8320 [2018-10-24 14:50:49,605 INFO L226 Difference]: Without dead ends: 4430 [2018-10-24 14:50:49,610 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:49,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2018-10-24 14:50:49,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 4430. [2018-10-24 14:50:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4430 states. [2018-10-24 14:50:49,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 4430 states and 5443 transitions. [2018-10-24 14:50:49,681 INFO L78 Accepts]: Start accepts. Automaton has 4430 states and 5443 transitions. Word has length 213 [2018-10-24 14:50:49,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:49,682 INFO L481 AbstractCegarLoop]: Abstraction has 4430 states and 5443 transitions. [2018-10-24 14:50:49,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:49,682 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 5443 transitions. [2018-10-24 14:50:49,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-24 14:50:49,692 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:49,692 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:49,692 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:49,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:49,693 INFO L82 PathProgramCache]: Analyzing trace with hash 441010427, now seen corresponding path program 1 times [2018-10-24 14:50:49,693 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:49,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:49,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:49,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:49,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:49,908 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-24 14:50:49,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:49,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:50:49,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:49,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:49,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:49,910 INFO L87 Difference]: Start difference. First operand 4430 states and 5443 transitions. Second operand 4 states. [2018-10-24 14:50:51,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:51,261 INFO L93 Difference]: Finished difference Result 12158 states and 14876 transitions. [2018-10-24 14:50:51,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:50:51,261 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 239 [2018-10-24 14:50:51,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:51,292 INFO L225 Difference]: With dead ends: 12158 [2018-10-24 14:50:51,292 INFO L226 Difference]: Without dead ends: 7730 [2018-10-24 14:50:51,298 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:51,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7730 states. [2018-10-24 14:50:51,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7730 to 7730. [2018-10-24 14:50:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7730 states. [2018-10-24 14:50:51,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7730 states to 7730 states and 9228 transitions. [2018-10-24 14:50:51,413 INFO L78 Accepts]: Start accepts. Automaton has 7730 states and 9228 transitions. Word has length 239 [2018-10-24 14:50:51,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:51,414 INFO L481 AbstractCegarLoop]: Abstraction has 7730 states and 9228 transitions. [2018-10-24 14:50:51,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 7730 states and 9228 transitions. [2018-10-24 14:50:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-24 14:50:51,425 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:51,425 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:50:51,426 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:51,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:51,426 INFO L82 PathProgramCache]: Analyzing trace with hash 2140333706, now seen corresponding path program 1 times [2018-10-24 14:50:51,426 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:51,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:51,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:51,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:51,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:51,790 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-10-24 14:50:51,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:51,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 14:50:51,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 14:50:51,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 14:50:51,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-24 14:50:51,791 INFO L87 Difference]: Start difference. First operand 7730 states and 9228 transitions. Second operand 6 states. [2018-10-24 14:50:53,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:53,856 INFO L93 Difference]: Finished difference Result 15354 states and 18264 transitions. [2018-10-24 14:50:53,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 14:50:53,857 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 261 [2018-10-24 14:50:53,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:53,879 INFO L225 Difference]: With dead ends: 15354 [2018-10-24 14:50:53,879 INFO L226 Difference]: Without dead ends: 7758 [2018-10-24 14:50:53,887 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-24 14:50:53,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7758 states. [2018-10-24 14:50:53,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7758 to 7196. [2018-10-24 14:50:53,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7196 states. [2018-10-24 14:50:54,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7196 states to 7196 states and 8212 transitions. [2018-10-24 14:50:54,004 INFO L78 Accepts]: Start accepts. Automaton has 7196 states and 8212 transitions. Word has length 261 [2018-10-24 14:50:54,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:54,005 INFO L481 AbstractCegarLoop]: Abstraction has 7196 states and 8212 transitions. [2018-10-24 14:50:54,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 14:50:54,005 INFO L276 IsEmpty]: Start isEmpty. Operand 7196 states and 8212 transitions. [2018-10-24 14:50:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-10-24 14:50:54,019 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:54,019 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2018-10-24 14:50:54,019 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:54,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:54,020 INFO L82 PathProgramCache]: Analyzing trace with hash -259654463, now seen corresponding path program 1 times [2018-10-24 14:50:54,020 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:54,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:54,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:54,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:54,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:54,603 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 14:50:54,963 WARN L179 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-10-24 14:50:55,786 WARN L179 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2018-10-24 14:50:56,035 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 364 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-24 14:50:56,036 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 14:50:56,036 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 14:50:56,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:56,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 14:50:56,333 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-24 14:50:56,367 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 14:50:56,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 14 [2018-10-24 14:50:56,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-24 14:50:56,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-24 14:50:56,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2018-10-24 14:50:56,369 INFO L87 Difference]: Start difference. First operand 7196 states and 8212 transitions. Second operand 14 states. [2018-10-24 14:51:00,487 WARN L179 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-10-24 14:51:01,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:01,394 INFO L93 Difference]: Finished difference Result 12951 states and 14657 transitions. [2018-10-24 14:51:01,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 14:51:01,395 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 283 [2018-10-24 14:51:01,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:01,396 INFO L225 Difference]: With dead ends: 12951 [2018-10-24 14:51:01,396 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 14:51:01,406 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 284 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=175, Invalid=245, Unknown=0, NotChecked=0, Total=420 [2018-10-24 14:51:01,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 14:51:01,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 14:51:01,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 14:51:01,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 14:51:01,407 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 283 [2018-10-24 14:51:01,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:01,407 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 14:51:01,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-24 14:51:01,407 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 14:51:01,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 14:51:01,413 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 14:51:01,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,592 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 88 [2018-10-24 14:51:01,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:01,763 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 88 [2018-10-24 14:51:04,174 WARN L179 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2018-10-24 14:51:04,568 WARN L179 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2018-10-24 14:51:04,580 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-24 14:51:04,580 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-24 14:51:04,580 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-24 14:51:04,581 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,582 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-24 14:51:04,583 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-24 14:51:04,584 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-24 14:51:04,585 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-24 14:51:04,586 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-24 14:51:04,586 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-24 14:51:04,586 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-24 14:51:04,587 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-24 14:51:04,587 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-24 14:51:04,587 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-24 14:51:04,588 INFO L421 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse9 (= ~a16~0 6)) (.cse10 (= ~a7~0 1)) (.cse6 (= ~a17~0 1))) (let ((.cse2 (not .cse6)) (.cse3 (<= ~a8~0 13)) (.cse4 (not .cse10)) (.cse8 (= ~a8~0 15)) (.cse5 (not .cse9)) (.cse1 (= ~a21~0 1)) (.cse13 (= ~a16~0 4)) (.cse11 (<= ~a21~0 0)) (.cse12 (= ~a8~0 13)) (.cse0 (= ~a12~0 8)) (.cse14 (<= ~a17~0 0)) (.cse7 (= ~a20~0 1))) (or (and .cse0 .cse1 .cse2 (= ~a16~0 5)) (and .cse3 .cse4 .cse5 .cse0 .cse1 .cse2) (and .cse4 .cse5 .cse6 .cse0 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse1 .cse9) (and .cse3 .cse4 .cse0 .cse6 .cse1 .cse7) (and .cse3 .cse5 .cse0 .cse6 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse6 .cse1) (and .cse10 .cse11 .cse5 .cse12 .cse6 .cse0) (and .cse13 .cse0 .cse14 .cse1) (and .cse10 .cse11 .cse13 .cse12 .cse0 .cse14) (and .cse10 .cse11 .cse12 .cse0 .cse14 .cse7 .cse9 (or (= ULTIMATE.start_calculate_output_~input 2) (= ULTIMATE.start_calculate_output_~input 4) (= 1 ULTIMATE.start_calculate_output_~input) (= 5 ULTIMATE.start_calculate_output_~input) (= ULTIMATE.start_calculate_output_~input 6)))))) [2018-10-24 14:51:04,588 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,588 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,588 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,588 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2018-10-24 14:51:04,588 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,588 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-24 14:51:04,589 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L428 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,590 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-24 14:51:04,591 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-24 14:51:04,592 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,593 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse9 (= ~a16~0 6)) (.cse10 (= ~a7~0 1)) (.cse6 (= ~a17~0 1))) (let ((.cse2 (not .cse6)) (.cse3 (<= ~a8~0 13)) (.cse4 (not .cse10)) (.cse8 (= ~a8~0 15)) (.cse5 (not .cse9)) (.cse1 (= ~a21~0 1)) (.cse13 (= ~a16~0 4)) (.cse11 (<= ~a21~0 0)) (.cse12 (= ~a8~0 13)) (.cse0 (= ~a12~0 8)) (.cse14 (<= ~a17~0 0)) (.cse7 (= ~a20~0 1))) (or (and .cse0 .cse1 .cse2 (= ~a16~0 5)) (and .cse3 .cse4 .cse5 .cse0 .cse1 .cse2) (and .cse4 .cse5 .cse6 .cse0 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse1 .cse9) (and .cse3 .cse4 .cse0 .cse6 .cse1 .cse7) (and .cse3 .cse5 .cse0 .cse6 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse6 .cse1) (and .cse10 .cse11 .cse5 .cse12 .cse6 .cse0) (and .cse13 .cse0 .cse14 .cse1) (and .cse10 .cse11 .cse13 .cse12 .cse0 .cse14) (and .cse10 .cse11 .cse12 .cse0 .cse14 .cse7 .cse9 (or (= ULTIMATE.start_calculate_output_~input 2) (= ULTIMATE.start_calculate_output_~input 4) (= 1 ULTIMATE.start_calculate_output_~input) (= 5 ULTIMATE.start_calculate_output_~input) (= ULTIMATE.start_calculate_output_~input 6)))))) [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,594 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-24 14:51:04,595 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,596 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-24 14:51:04,597 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,598 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-24 14:51:04,599 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-24 14:51:04,600 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-24 14:51:04,601 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-24 14:51:04,602 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-24 14:51:04,602 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-24 14:51:04,602 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-24 14:51:04,602 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-24 14:51:04,602 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-24 14:51:04,602 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-24 14:51:04,602 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-24 14:51:04,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:51:04 BoogieIcfgContainer [2018-10-24 14:51:04,637 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 14:51:04,638 INFO L168 Benchmark]: Toolchain (without parser) took 37091.42 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 902.3 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:04,640 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:51:04,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 755.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:04,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.82 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -825.5 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:04,642 INFO L168 Benchmark]: Boogie Preprocessor took 57.51 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:51:04,642 INFO L168 Benchmark]: RCFGBuilder took 3549.19 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:04,648 INFO L168 Benchmark]: TraceAbstraction took 32530.06 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 448.3 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -500.1 MB). Peak memory consumption was 825.8 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:04,661 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 755.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 192.82 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -825.5 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.51 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3549.19 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 32530.06 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 448.3 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -500.1 MB). Peak memory consumption was 825.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((a12 == 8 && a21 == 1) && !(a17 == 1)) && a16 == 5) || (((((a8 <= 13 && !(a7 == 1)) && !(a16 == 6)) && a12 == 8) && a21 == 1) && !(a17 == 1))) || (((((!(a7 == 1) && !(a16 == 6)) && a17 == 1) && a12 == 8) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1) && a16 == 6)) || (((((a8 <= 13 && !(a7 == 1)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || (((((a8 <= 13 && !(a16 == 6)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 == 1) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && !(a16 == 6)) && a8 == 13) && a17 == 1) && a12 == 8)) || (((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0)) || (((((((a7 == 1 && a21 <= 0) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6) && ((((input == 2 || input == 4) || 1 == input) || 5 == input) || input == 6)) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((((((((a12 == 8 && a21 == 1) && !(a17 == 1)) && a16 == 5) || (((((a8 <= 13 && !(a7 == 1)) && !(a16 == 6)) && a12 == 8) && a21 == 1) && !(a17 == 1))) || (((((!(a7 == 1) && !(a16 == 6)) && a17 == 1) && a12 == 8) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1) && a16 == 6)) || (((((a8 <= 13 && !(a7 == 1)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || (((((a8 <= 13 && !(a16 == 6)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 == 1) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && !(a16 == 6)) && a8 == 13) && a17 == 1) && a12 == 8)) || (((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0)) || (((((((a7 == 1 && a21 <= 0) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6) && ((((input == 2 || input == 4) || 1 == input) || 5 == input) || input == 6)) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 32.4s OverallTime, 11 OverallIterations, 7 TraceHistogramMax, 22.8s AutomataDifference, 0.0s DeadEndRemovalTime, 3.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1812 SDtfs, 3230 SDslu, 925 SDs, 0 SdLazy, 8633 SolverSat, 1607 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 297 SyntacticMatches, 7 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7730occurred 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: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 626 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 96 NumberOfFragments, 445 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5961 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 460 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 2255 NumberOfCodeBlocks, 2255 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2243 ConstructedInterpolants, 0 QuantifiedInterpolants, 1630802 SizeOfPredicates, 1 NumberOfNonLiveVariables, 514 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 2855/2865 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...