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 0.1.23-1dbac8b [2018-10-26 19:54:43,708 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:54:43,711 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:54:43,723 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:54:43,723 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:54:43,724 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:54:43,726 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:54:43,728 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:54:43,729 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:54:43,730 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:54:43,731 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:54:43,732 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:54:43,732 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:54:43,733 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:54:43,734 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:54:43,735 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:54:43,736 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:54:43,738 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:54:43,740 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:54:43,742 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:54:43,743 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:54:43,744 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:54:43,747 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-26 19:54:43,757 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 [2018-10-26 19:54:43,783 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:54:43,784 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:54:43,785 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:54:43,785 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:54:43,786 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:54:43,786 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:54:43,787 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 19:54:43,787 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:54:43,787 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:54:43,787 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:54:43,787 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:54:43,788 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:54:43,788 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:54:43,788 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:54:43,788 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:54:43,788 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:54:43,789 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:54:43,790 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:54:43,790 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:54:43,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:54:43,791 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:54:43,791 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:54:43,791 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:54:43,791 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 19:54:43,792 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:54:43,792 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:54:43,792 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:54:43,792 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 19:54:43,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:54:43,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:54:43,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:54:43,876 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:54:43,877 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:54:43,877 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-10-26 19:54:43,935 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a73851ec7/9d2724fd9f954df9892bbfb68b935bdf/FLAG62aa4c313 [2018-10-26 19:54:44,531 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:54:44,532 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-10-26 19:54:44,546 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a73851ec7/9d2724fd9f954df9892bbfb68b935bdf/FLAG62aa4c313 [2018-10-26 19:54:44,569 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a73851ec7/9d2724fd9f954df9892bbfb68b935bdf [2018-10-26 19:54:44,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:54:44,585 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 19:54:44,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:54:44,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:54:44,594 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:54:44,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:54:44" (1/1) ... [2018-10-26 19:54:44,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5060f40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:44, skipping insertion in model container [2018-10-26 19:54:44,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:54:44" (1/1) ... [2018-10-26 19:54:44,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:54:44,696 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:54:45,214 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:54:45,219 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:54:45,360 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:54:45,382 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:54:45,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45 WrapperNode [2018-10-26 19:54:45,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:54:45,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:54:45,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:54:45,388 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:54:45,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:54:45,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:54:45,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:54:45,631 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:54:45,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (1/1) ... [2018-10-26 19:54:45,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:54:45,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:54:45,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:54:45,722 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:54:45,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (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 [2018-10-26 19:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 19:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:54:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:54:49,101 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:54:49,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:54:49 BoogieIcfgContainer [2018-10-26 19:54:49,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:54:49,103 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:54:49,104 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:54:49,107 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:54:49,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:54:44" (1/3) ... [2018-10-26 19:54:49,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@218c5f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:54:49, skipping insertion in model container [2018-10-26 19:54:49,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:54:45" (2/3) ... [2018-10-26 19:54:49,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@218c5f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:54:49, skipping insertion in model container [2018-10-26 19:54:49,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:54:49" (3/3) ... [2018-10-26 19:54:49,113 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label19_true-unreach-call_false-termination.c [2018-10-26 19:54:49,124 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:54:49,143 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:54:49,164 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:54:49,214 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 19:54:49,215 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:54:49,215 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:54:49,215 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:54:49,215 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:54:49,215 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:54:49,216 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:54:49,216 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:54:49,216 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:54:49,245 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-10-26 19:54:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 19:54:49,262 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:54:49,263 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] [2018-10-26 19:54:49,266 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:54:49,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:54:49,274 INFO L82 PathProgramCache]: Analyzing trace with hash -911056249, now seen corresponding path program 1 times [2018-10-26 19:54:49,276 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:54:49,277 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:54:49,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:49,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:54:49,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:54:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:54:49,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:54:49,952 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:54:49,958 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:54:49,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:54:49,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:54:49,981 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2018-10-26 19:54:52,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:54:52,551 INFO L93 Difference]: Finished difference Result 666 states and 1182 transitions. [2018-10-26 19:54:52,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:54:52,553 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-10-26 19:54:52,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:54:52,576 INFO L225 Difference]: With dead ends: 666 [2018-10-26 19:54:52,576 INFO L226 Difference]: Without dead ends: 460 [2018-10-26 19:54:52,581 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 [2018-10-26 19:54:52,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-10-26 19:54:52,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2018-10-26 19:54:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-10-26 19:54:52,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 743 transitions. [2018-10-26 19:54:52,659 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 743 transitions. Word has length 87 [2018-10-26 19:54:52,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:54:52,660 INFO L481 AbstractCegarLoop]: Abstraction has 460 states and 743 transitions. [2018-10-26 19:54:52,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:54:52,661 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 743 transitions. [2018-10-26 19:54:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 19:54:52,666 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:54:52,666 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] [2018-10-26 19:54:52,666 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:54:52,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:54:52,667 INFO L82 PathProgramCache]: Analyzing trace with hash -629824146, now seen corresponding path program 1 times [2018-10-26 19:54:52,667 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:54:52,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:54:52,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:52,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:54:52,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:54:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:54:52,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:54:52,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:54:52,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:54:52,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:54:52,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:54:52,813 INFO L87 Difference]: Start difference. First operand 460 states and 743 transitions. Second operand 4 states. [2018-10-26 19:54:53,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:54:53,956 INFO L93 Difference]: Finished difference Result 1314 states and 2164 transitions. [2018-10-26 19:54:53,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:54:53,957 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-10-26 19:54:53,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:54:53,965 INFO L225 Difference]: With dead ends: 1314 [2018-10-26 19:54:53,965 INFO L226 Difference]: Without dead ends: 856 [2018-10-26 19:54:53,969 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:54:53,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-10-26 19:54:54,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2018-10-26 19:54:54,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-10-26 19:54:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1279 transitions. [2018-10-26 19:54:54,015 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1279 transitions. Word has length 93 [2018-10-26 19:54:54,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:54:54,015 INFO L481 AbstractCegarLoop]: Abstraction has 856 states and 1279 transitions. [2018-10-26 19:54:54,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:54:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1279 transitions. [2018-10-26 19:54:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:54:54,023 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:54:54,023 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] [2018-10-26 19:54:54,023 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:54:54,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:54:54,024 INFO L82 PathProgramCache]: Analyzing trace with hash -824834435, now seen corresponding path program 1 times [2018-10-26 19:54:54,024 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:54:54,024 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:54:54,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:54,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:54:54,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:54:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:54:54,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:54:54,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:54:54,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:54:54,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:54:54,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:54:54,121 INFO L87 Difference]: Start difference. First operand 856 states and 1279 transitions. Second operand 3 states. [2018-10-26 19:54:56,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:54:56,819 INFO L93 Difference]: Finished difference Result 2106 states and 3236 transitions. [2018-10-26 19:54:56,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:54:56,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-10-26 19:54:56,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:54:56,830 INFO L225 Difference]: With dead ends: 2106 [2018-10-26 19:54:56,830 INFO L226 Difference]: Without dead ends: 1252 [2018-10-26 19:54:56,833 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 [2018-10-26 19:54:56,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2018-10-26 19:54:56,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1252. [2018-10-26 19:54:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1252 states. [2018-10-26 19:54:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1911 transitions. [2018-10-26 19:54:56,876 INFO L78 Accepts]: Start accepts. Automaton has 1252 states and 1911 transitions. Word has length 115 [2018-10-26 19:54:56,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:54:56,877 INFO L481 AbstractCegarLoop]: Abstraction has 1252 states and 1911 transitions. [2018-10-26 19:54:56,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:54:56,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1911 transitions. [2018-10-26 19:54:56,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 19:54:56,891 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:54:56,891 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] [2018-10-26 19:54:56,891 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:54:56,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:54:56,892 INFO L82 PathProgramCache]: Analyzing trace with hash -190984820, now seen corresponding path program 1 times [2018-10-26 19:54:56,892 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:54:56,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:54:56,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:56,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:54:56,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:54:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-10-26 19:54:57,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:54:57,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:54:57,115 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:54:57,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:54:57,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:54:57,116 INFO L87 Difference]: Start difference. First operand 1252 states and 1911 transitions. Second operand 3 states. [2018-10-26 19:54:58,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:54:58,342 INFO L93 Difference]: Finished difference Result 3294 states and 4988 transitions. [2018-10-26 19:54:58,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:54:58,343 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2018-10-26 19:54:58,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:54:58,355 INFO L225 Difference]: With dead ends: 3294 [2018-10-26 19:54:58,355 INFO L226 Difference]: Without dead ends: 2044 [2018-10-26 19:54:58,358 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 [2018-10-26 19:54:58,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2018-10-26 19:54:58,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2044. [2018-10-26 19:54:58,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2044 states. [2018-10-26 19:54:58,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 2875 transitions. [2018-10-26 19:54:58,398 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 2875 transitions. Word has length 153 [2018-10-26 19:54:58,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:54:58,398 INFO L481 AbstractCegarLoop]: Abstraction has 2044 states and 2875 transitions. [2018-10-26 19:54:58,399 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:54:58,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2875 transitions. [2018-10-26 19:54:58,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 19:54:58,404 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:54:58,405 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] [2018-10-26 19:54:58,405 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:54:58,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:54:58,405 INFO L82 PathProgramCache]: Analyzing trace with hash -222581075, now seen corresponding path program 1 times [2018-10-26 19:54:58,406 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:54:58,406 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:54:58,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:58,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:54:58,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:54:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-26 19:54:58,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:54:58,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:54:58,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:54:58,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:54:58,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:54:58,535 INFO L87 Difference]: Start difference. First operand 2044 states and 2875 transitions. Second operand 3 states. [2018-10-26 19:54:59,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:54:59,539 INFO L93 Difference]: Finished difference Result 5802 states and 8113 transitions. [2018-10-26 19:54:59,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:54:59,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2018-10-26 19:54:59,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:54:59,558 INFO L225 Difference]: With dead ends: 5802 [2018-10-26 19:54:59,558 INFO L226 Difference]: Without dead ends: 3760 [2018-10-26 19:54:59,562 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 [2018-10-26 19:54:59,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2018-10-26 19:54:59,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 3760. [2018-10-26 19:54:59,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3760 states. [2018-10-26 19:54:59,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 4970 transitions. [2018-10-26 19:54:59,630 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 4970 transitions. Word has length 173 [2018-10-26 19:54:59,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:54:59,630 INFO L481 AbstractCegarLoop]: Abstraction has 3760 states and 4970 transitions. [2018-10-26 19:54:59,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:54:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 4970 transitions. [2018-10-26 19:54:59,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-26 19:54:59,637 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:54:59,638 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] [2018-10-26 19:54:59,638 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:54:59,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:54:59,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1268532227, now seen corresponding path program 1 times [2018-10-26 19:54:59,638 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:54:59,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:54:59,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:59,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:54:59,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:54:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:54:59,844 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:54:59,844 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:54:59,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:54:59,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:54:59,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:54:59,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:54:59,847 INFO L87 Difference]: Start difference. First operand 3760 states and 4970 transitions. Second operand 3 states. [2018-10-26 19:55:00,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:55:00,704 INFO L93 Difference]: Finished difference Result 7650 states and 10133 transitions. [2018-10-26 19:55:00,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:55:00,706 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2018-10-26 19:55:00,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:55:00,722 INFO L225 Difference]: With dead ends: 7650 [2018-10-26 19:55:00,722 INFO L226 Difference]: Without dead ends: 3892 [2018-10-26 19:55:00,728 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 [2018-10-26 19:55:00,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3892 states. [2018-10-26 19:55:00,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3892 to 3892. [2018-10-26 19:55:00,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3892 states. [2018-10-26 19:55:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 5084 transitions. [2018-10-26 19:55:00,788 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 5084 transitions. Word has length 175 [2018-10-26 19:55:00,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:55:00,789 INFO L481 AbstractCegarLoop]: Abstraction has 3892 states and 5084 transitions. [2018-10-26 19:55:00,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:55:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 5084 transitions. [2018-10-26 19:55:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 19:55:00,796 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:55:00,796 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] [2018-10-26 19:55:00,796 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:55:00,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:55:00,797 INFO L82 PathProgramCache]: Analyzing trace with hash -403770965, now seen corresponding path program 1 times [2018-10-26 19:55:00,797 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:55:00,797 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:55:00,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:00,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:55:00,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:01,409 WARN L179 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2018-10-26 19:55:01,701 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2018-10-26 19:55:01,816 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:55:01,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:55:01,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 19:55:01,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 19:55:01,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 19:55:01,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-26 19:55:01,817 INFO L87 Difference]: Start difference. First operand 3892 states and 5084 transitions. Second operand 7 states. [2018-10-26 19:55:03,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:55:03,436 INFO L93 Difference]: Finished difference Result 7846 states and 10230 transitions. [2018-10-26 19:55:03,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 19:55:03,438 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 180 [2018-10-26 19:55:03,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:55:03,460 INFO L225 Difference]: With dead ends: 7846 [2018-10-26 19:55:03,460 INFO L226 Difference]: Without dead ends: 3956 [2018-10-26 19:55:03,468 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-26 19:55:03,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3956 states. [2018-10-26 19:55:03,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3956 to 3892. [2018-10-26 19:55:03,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3892 states. [2018-10-26 19:55:03,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 5066 transitions. [2018-10-26 19:55:03,547 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 5066 transitions. Word has length 180 [2018-10-26 19:55:03,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:55:03,547 INFO L481 AbstractCegarLoop]: Abstraction has 3892 states and 5066 transitions. [2018-10-26 19:55:03,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 19:55:03,547 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 5066 transitions. [2018-10-26 19:55:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 19:55:03,556 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:55:03,557 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] [2018-10-26 19:55:03,557 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:55:03,557 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:55:03,557 INFO L82 PathProgramCache]: Analyzing trace with hash -419698118, now seen corresponding path program 1 times [2018-10-26 19:55:03,557 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:55:03,558 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:55:03,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:03,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:55:03,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:03,865 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-26 19:55:03,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:55:03,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:55:03,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:55:03,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:55:03,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:55:03,867 INFO L87 Difference]: Start difference. First operand 3892 states and 5066 transitions. Second operand 4 states. [2018-10-26 19:55:08,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:55:08,073 INFO L93 Difference]: Finished difference Result 8320 states and 10864 transitions. [2018-10-26 19:55:08,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:55:08,073 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 213 [2018-10-26 19:55:08,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:55:08,087 INFO L225 Difference]: With dead ends: 8320 [2018-10-26 19:55:08,088 INFO L226 Difference]: Without dead ends: 4430 [2018-10-26 19:55:08,093 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:55:08,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2018-10-26 19:55:08,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 4430. [2018-10-26 19:55:08,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4430 states. [2018-10-26 19:55:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 4430 states and 5443 transitions. [2018-10-26 19:55:08,160 INFO L78 Accepts]: Start accepts. Automaton has 4430 states and 5443 transitions. Word has length 213 [2018-10-26 19:55:08,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:55:08,161 INFO L481 AbstractCegarLoop]: Abstraction has 4430 states and 5443 transitions. [2018-10-26 19:55:08,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:55:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 5443 transitions. [2018-10-26 19:55:08,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-26 19:55:08,170 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:55:08,170 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] [2018-10-26 19:55:08,170 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:55:08,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:55:08,171 INFO L82 PathProgramCache]: Analyzing trace with hash 441010427, now seen corresponding path program 1 times [2018-10-26 19:55:08,171 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:55:08,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:55:08,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:08,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:55:08,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:08,357 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:55:08,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:55:08,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:55:08,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:55:08,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:55:08,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:55:08,358 INFO L87 Difference]: Start difference. First operand 4430 states and 5443 transitions. Second operand 4 states. [2018-10-26 19:55:09,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:55:09,698 INFO L93 Difference]: Finished difference Result 12158 states and 14876 transitions. [2018-10-26 19:55:09,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:55:09,699 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 239 [2018-10-26 19:55:09,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:55:09,727 INFO L225 Difference]: With dead ends: 12158 [2018-10-26 19:55:09,727 INFO L226 Difference]: Without dead ends: 7730 [2018-10-26 19:55:09,733 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:55:09,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7730 states. [2018-10-26 19:55:09,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7730 to 7730. [2018-10-26 19:55:09,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7730 states. [2018-10-26 19:55:09,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7730 states to 7730 states and 9228 transitions. [2018-10-26 19:55:09,846 INFO L78 Accepts]: Start accepts. Automaton has 7730 states and 9228 transitions. Word has length 239 [2018-10-26 19:55:09,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:55:09,847 INFO L481 AbstractCegarLoop]: Abstraction has 7730 states and 9228 transitions. [2018-10-26 19:55:09,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:55:09,847 INFO L276 IsEmpty]: Start isEmpty. Operand 7730 states and 9228 transitions. [2018-10-26 19:55:09,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-26 19:55:09,858 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:55:09,858 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] [2018-10-26 19:55:09,859 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:55:09,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:55:09,859 INFO L82 PathProgramCache]: Analyzing trace with hash 2140333706, now seen corresponding path program 1 times [2018-10-26 19:55:09,859 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:55:09,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:55:09,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:09,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:55:09,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:10,126 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-10-26 19:55:10,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:55:10,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 19:55:10,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 19:55:10,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 19:55:10,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-26 19:55:10,128 INFO L87 Difference]: Start difference. First operand 7730 states and 9228 transitions. Second operand 6 states. [2018-10-26 19:55:11,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:55:11,787 INFO L93 Difference]: Finished difference Result 15354 states and 18264 transitions. [2018-10-26 19:55:11,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 19:55:11,787 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 261 [2018-10-26 19:55:11,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:55:11,816 INFO L225 Difference]: With dead ends: 15354 [2018-10-26 19:55:11,816 INFO L226 Difference]: Without dead ends: 7758 [2018-10-26 19:55:11,823 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-26 19:55:11,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7758 states. [2018-10-26 19:55:11,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7758 to 7196. [2018-10-26 19:55:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7196 states. [2018-10-26 19:55:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7196 states to 7196 states and 8212 transitions. [2018-10-26 19:55:11,944 INFO L78 Accepts]: Start accepts. Automaton has 7196 states and 8212 transitions. Word has length 261 [2018-10-26 19:55:11,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:55:11,945 INFO L481 AbstractCegarLoop]: Abstraction has 7196 states and 8212 transitions. [2018-10-26 19:55:11,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 19:55:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 7196 states and 8212 transitions. [2018-10-26 19:55:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-10-26 19:55:11,958 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:55:11,958 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] [2018-10-26 19:55:11,958 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:55:11,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:55:11,959 INFO L82 PathProgramCache]: Analyzing trace with hash -259654463, now seen corresponding path program 1 times [2018-10-26 19:55:11,959 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:55:11,959 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:55:11,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:11,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:55:11,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:55:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:12,705 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2018-10-26 19:55:13,278 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 364 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-26 19:55:13,279 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 19:55:13,279 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 [2018-10-26 19:55:13,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:55:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:13,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:55:13,538 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 19:55:13,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 19:55:13,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 14 [2018-10-26 19:55:13,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-26 19:55:13,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-26 19:55:13,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2018-10-26 19:55:13,561 INFO L87 Difference]: Start difference. First operand 7196 states and 8212 transitions. Second operand 14 states. [2018-10-26 19:55:18,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:55:18,215 INFO L93 Difference]: Finished difference Result 12951 states and 14657 transitions. [2018-10-26 19:55:18,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-26 19:55:18,215 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 283 [2018-10-26 19:55:18,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:55:18,216 INFO L225 Difference]: With dead ends: 12951 [2018-10-26 19:55:18,216 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 19:55:18,225 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 284 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=175, Invalid=245, Unknown=0, NotChecked=0, Total=420 [2018-10-26 19:55:18,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 19:55:18,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 19:55:18,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 19:55:18,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 19:55:18,226 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 283 [2018-10-26 19:55:18,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:55:18,226 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 19:55:18,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-26 19:55:18,226 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 19:55:18,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:55:18,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 19:55:18,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,372 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 88 [2018-10-26 19:55:18,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:55:18,480 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 88 [2018-10-26 19:55:19,786 WARN L179 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2018-10-26 19:55:20,140 WARN L179 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,166 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-26 19:55:20,167 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-26 19:55:20,168 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-26 19:55:20,169 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-26 19:55:20,170 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-26 19:55:20,170 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-26 19:55:20,170 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-26 19:55:20,170 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-10-26 19:55:20,170 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,170 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-26 19:55:20,171 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-26 19:55:20,172 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-26 19:55:20,172 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-26 19:55:20,172 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-26 19:55:20,173 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)))))) [2018-10-26 19:55:20,173 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,173 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,173 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,173 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,173 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,173 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-26 19:55:20,173 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-26 19:55:20,174 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-26 19:55:20,175 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-26 19:55:20,175 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-26 19:55:20,175 INFO L428 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-10-26 19:55:20,175 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,175 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,175 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,175 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-26 19:55:20,176 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,177 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 19:55:20,178 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,179 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,180 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)))))) [2018-10-26 19:55:20,180 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,180 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,180 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-26 19:55:20,180 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-26 19:55:20,180 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,181 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,182 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,182 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-26 19:55:20,182 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:55:20,182 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-26 19:55:20,182 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-26 19:55:20,182 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-26 19:55:20,182 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-26 19:55:20,183 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,185 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,185 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,185 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,185 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,185 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-26 19:55:20,185 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,185 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-26 19:55:20,186 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,187 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-26 19:55:20,188 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,189 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-26 19:55:20,190 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-26 19:55:20,191 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-26 19:55:20,191 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-26 19:55:20,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:55:20 BoogieIcfgContainer [2018-10-26 19:55:20,217 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:55:20,218 INFO L168 Benchmark]: Toolchain (without parser) took 35635.54 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -144.0 MB). Peak memory consumption was 907.7 MB. Max. memory is 7.1 GB. [2018-10-26 19:55:20,220 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 19:55:20,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.96 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. [2018-10-26 19:55:20,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.69 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 702.0 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -779.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-26 19:55:20,222 INFO L168 Benchmark]: Boogie Preprocessor took 88.71 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 19:55:20,222 INFO L168 Benchmark]: RCFGBuilder took 3383.20 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 122.1 MB). Peak memory consumption was 122.1 MB. Max. memory is 7.1 GB. [2018-10-26 19:55:20,223 INFO L168 Benchmark]: TraceAbstraction took 31113.89 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 349.7 MB). Free memory was 2.0 GB in the beginning and 1.5 GB in the end (delta: 481.9 MB). Peak memory consumption was 831.6 MB. Max. memory is 7.1 GB. [2018-10-26 19:55:20,228 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.96 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 245.69 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 702.0 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -779.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.71 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3383.20 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 122.1 MB). Peak memory consumption was 122.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 31113.89 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 349.7 MB). Free memory was 2.0 GB in the beginning and 1.5 GB in the end (delta: 481.9 MB). Peak memory consumption was 831.6 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, 30.9s OverallTime, 11 OverallIterations, 7 TraceHistogramMax, 23.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1812 SDtfs, 3230 SDslu, 925 SDs, 0 SdLazy, 8633 SolverSat, 1607 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 297 SyntacticMatches, 7 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.0s 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: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 626 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 96 NumberOfFragments, 445 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5961 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 460 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.6s 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...