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_label11_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 14:49:55,741 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 14:49:55,743 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 14:49:55,765 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 14:49:55,765 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 14:49:55,767 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 14:49:55,768 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 14:49:55,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 14:49:55,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 14:49:55,775 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 14:49:55,777 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 14:49:55,778 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 14:49:55,779 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 14:49:55,780 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 14:49:55,781 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 14:49:55,792 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 14:49:55,793 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 14:49:55,795 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 14:49:55,797 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 14:49:55,799 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 14:49:55,802 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 14:49:55,803 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 14:49:55,807 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-24 14:49:55,816 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 14:49:55,841 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 14:49:55,841 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 14:49:55,842 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 14:49:55,842 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 14:49:55,846 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 14:49:55,846 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 14:49:55,846 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 14:49:55,847 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 14:49:55,847 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 14:49:55,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 14:49:55,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 14:49:55,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 14:49:55,848 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 14:49:55,848 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 14:49:55,848 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 14:49:55,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 14:49:55,848 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 14:49:55,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 14:49:55,850 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 14:49:55,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:49:55,850 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 14:49:55,850 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 14:49:55,851 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 14:49:55,851 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 14:49:55,851 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 14:49:55,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 14:49:55,851 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 14:49:55,851 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 14:49:55,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 14:49:55,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 14:49:55,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 14:49:55,933 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 14:49:55,933 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 14:49:55,934 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label11_true-unreach-call_false-termination.c [2018-10-24 14:49:56,007 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/ba700f195/0e47e14fde604c6587c3295ebb029d61/FLAGddabf4ff3 [2018-10-24 14:49:56,570 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 14:49:56,571 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label11_true-unreach-call_false-termination.c [2018-10-24 14:49:56,584 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/ba700f195/0e47e14fde604c6587c3295ebb029d61/FLAGddabf4ff3 [2018-10-24 14:49:56,606 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/ba700f195/0e47e14fde604c6587c3295ebb029d61 [2018-10-24 14:49:56,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 14:49:56,623 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 14:49:56,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 14:49:56,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 14:49:56,630 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 14:49:56,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:49:56" (1/1) ... [2018-10-24 14:49:56,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4aab1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:56, skipping insertion in model container [2018-10-24 14:49:56,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:49:56" (1/1) ... [2018-10-24 14:49:56,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 14:49:56,728 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 14:49:57,265 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:49:57,270 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 14:49:57,378 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:49:57,396 INFO L193 MainTranslator]: Completed translation [2018-10-24 14:49:57,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57 WrapperNode [2018-10-24 14:49:57,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 14:49:57,397 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 14:49:57,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 14:49:57,398 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 14:49:57,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 14:49:57,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 14:49:57,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 14:49:57,589 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 14:49:57,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... [2018-10-24 14:49:57,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 14:49:57,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 14:49:57,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 14:49:57,663 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 14:49:57,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:49:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 14:49:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 14:49:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 14:50:00,712 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 14:50:00,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:50:00 BoogieIcfgContainer [2018-10-24 14:50:00,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 14:50:00,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 14:50:00,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 14:50:00,724 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 14:50:00,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:49:56" (1/3) ... [2018-10-24 14:50:00,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c642213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:50:00, skipping insertion in model container [2018-10-24 14:50:00,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:49:57" (2/3) ... [2018-10-24 14:50:00,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c642213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:50:00, skipping insertion in model container [2018-10-24 14:50:00,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:50:00" (3/3) ... [2018-10-24 14:50:00,730 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label11_true-unreach-call_false-termination.c [2018-10-24 14:50:00,740 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 14:50:00,749 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 14:50:00,767 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 14:50:00,804 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 14:50:00,805 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 14:50:00,805 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 14:50:00,805 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 14:50:00,806 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 14:50:00,806 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 14:50:00,806 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 14:50:00,806 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 14:50:00,806 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 14:50:00,831 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-10-24 14:50:00,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-24 14:50:00,845 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:00,847 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:00,849 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:00,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:00,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1302551623, now seen corresponding path program 1 times [2018-10-24 14:50:00,857 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:00,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:00,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:00,907 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:00,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:01,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:50:01,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:01,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:50:01,590 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:01,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:01,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:01,614 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2018-10-24 14:50:04,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:04,504 INFO L93 Difference]: Finished difference Result 691 states and 1207 transitions. [2018-10-24 14:50:04,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:50:04,505 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 110 [2018-10-24 14:50:04,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:04,525 INFO L225 Difference]: With dead ends: 691 [2018-10-24 14:50:04,525 INFO L226 Difference]: Without dead ends: 485 [2018-10-24 14:50:04,530 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:04,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2018-10-24 14:50:04,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 328. [2018-10-24 14:50:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2018-10-24 14:50:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 527 transitions. [2018-10-24 14:50:04,600 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 527 transitions. Word has length 110 [2018-10-24 14:50:04,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:04,602 INFO L481 AbstractCegarLoop]: Abstraction has 328 states and 527 transitions. [2018-10-24 14:50:04,602 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:04,602 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 527 transitions. [2018-10-24 14:50:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-24 14:50:04,607 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:04,607 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:04,608 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:04,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:04,608 INFO L82 PathProgramCache]: Analyzing trace with hash 650379738, now seen corresponding path program 1 times [2018-10-24 14:50:04,609 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:04,609 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:04,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:04,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:04,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:50:04,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:04,733 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:50:04,735 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:04,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:04,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:04,736 INFO L87 Difference]: Start difference. First operand 328 states and 527 transitions. Second operand 4 states. [2018-10-24 14:50:06,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:06,080 INFO L93 Difference]: Finished difference Result 1182 states and 1980 transitions. [2018-10-24 14:50:06,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:50:06,081 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2018-10-24 14:50:06,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:06,087 INFO L225 Difference]: With dead ends: 1182 [2018-10-24 14:50:06,087 INFO L226 Difference]: Without dead ends: 856 [2018-10-24 14:50:06,090 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 [2018-10-24 14:50:06,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-10-24 14:50:06,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2018-10-24 14:50:06,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-10-24 14:50:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1303 transitions. [2018-10-24 14:50:06,141 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1303 transitions. Word has length 117 [2018-10-24 14:50:06,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:06,141 INFO L481 AbstractCegarLoop]: Abstraction has 856 states and 1303 transitions. [2018-10-24 14:50:06,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:06,142 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1303 transitions. [2018-10-24 14:50:06,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-24 14:50:06,155 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:06,155 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:06,156 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:06,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:06,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1089256667, now seen corresponding path program 1 times [2018-10-24 14:50:06,156 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:06,156 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:06,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:06,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:06,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:06,497 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-24 14:50:06,596 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:50:06,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:06,597 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:50:06,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:06,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:06,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:06,599 INFO L87 Difference]: Start difference. First operand 856 states and 1303 transitions. Second operand 4 states. [2018-10-24 14:50:11,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:11,039 INFO L93 Difference]: Finished difference Result 2886 states and 4349 transitions. [2018-10-24 14:50:11,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:50:11,039 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 118 [2018-10-24 14:50:11,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:11,051 INFO L225 Difference]: With dead ends: 2886 [2018-10-24 14:50:11,051 INFO L226 Difference]: Without dead ends: 1896 [2018-10-24 14:50:11,053 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:11,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1896 states. [2018-10-24 14:50:11,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1896 to 1896. [2018-10-24 14:50:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1896 states. [2018-10-24 14:50:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2500 transitions. [2018-10-24 14:50:11,095 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2500 transitions. Word has length 118 [2018-10-24 14:50:11,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:11,096 INFO L481 AbstractCegarLoop]: Abstraction has 1896 states and 2500 transitions. [2018-10-24 14:50:11,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2500 transitions. [2018-10-24 14:50:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-24 14:50:11,105 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:11,105 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:11,105 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:11,106 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:11,106 INFO L82 PathProgramCache]: Analyzing trace with hash -454570630, now seen corresponding path program 1 times [2018-10-24 14:50:11,106 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:11,106 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:11,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:11,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:11,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-24 14:50:11,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:11,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:50:11,247 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:50:11,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:50:11,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:11,249 INFO L87 Difference]: Start difference. First operand 1896 states and 2500 transitions. Second operand 3 states. [2018-10-24 14:50:12,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:12,112 INFO L93 Difference]: Finished difference Result 4186 states and 5490 transitions. [2018-10-24 14:50:12,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:12,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2018-10-24 14:50:12,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:12,124 INFO L225 Difference]: With dead ends: 4186 [2018-10-24 14:50:12,124 INFO L226 Difference]: Without dead ends: 2156 [2018-10-24 14:50:12,127 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:12,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2156 states. [2018-10-24 14:50:12,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2156 to 2156. [2018-10-24 14:50:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2156 states. [2018-10-24 14:50:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 2708 transitions. [2018-10-24 14:50:12,169 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 2708 transitions. Word has length 160 [2018-10-24 14:50:12,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:12,170 INFO L481 AbstractCegarLoop]: Abstraction has 2156 states and 2708 transitions. [2018-10-24 14:50:12,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:50:12,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2708 transitions. [2018-10-24 14:50:12,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-24 14:50:12,176 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:12,176 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:12,177 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:12,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:12,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1013402933, now seen corresponding path program 1 times [2018-10-24 14:50:12,177 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:12,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:12,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:12,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:12,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-10-24 14:50:12,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:12,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:50:12,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:50:12,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:50:12,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:12,352 INFO L87 Difference]: Start difference. First operand 2156 states and 2708 transitions. Second operand 3 states. [2018-10-24 14:50:13,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:13,966 INFO L93 Difference]: Finished difference Result 6026 states and 7599 transitions. [2018-10-24 14:50:13,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:13,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2018-10-24 14:50:13,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:13,981 INFO L225 Difference]: With dead ends: 6026 [2018-10-24 14:50:13,982 INFO L226 Difference]: Without dead ends: 3336 [2018-10-24 14:50:13,986 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:13,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3336 states. [2018-10-24 14:50:14,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3336 to 3336. [2018-10-24 14:50:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3336 states. [2018-10-24 14:50:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 3851 transitions. [2018-10-24 14:50:14,048 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 3851 transitions. Word has length 198 [2018-10-24 14:50:14,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:14,048 INFO L481 AbstractCegarLoop]: Abstraction has 3336 states and 3851 transitions. [2018-10-24 14:50:14,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:50:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 3851 transitions. [2018-10-24 14:50:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-24 14:50:14,056 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:14,056 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:14,057 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:14,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:14,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1355354057, now seen corresponding path program 1 times [2018-10-24 14:50:14,057 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:14,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:14,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:14,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:14,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:14,260 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-24 14:50:14,439 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-24 14:50:14,476 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-10-24 14:50:14,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:14,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:50:14,477 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:14,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:14,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:14,478 INFO L87 Difference]: Start difference. First operand 3336 states and 3851 transitions. Second operand 4 states. [2018-10-24 14:50:15,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:15,504 INFO L93 Difference]: Finished difference Result 7017 states and 8078 transitions. [2018-10-24 14:50:15,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 14:50:15,506 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 206 [2018-10-24 14:50:15,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:15,520 INFO L225 Difference]: With dead ends: 7017 [2018-10-24 14:50:15,520 INFO L226 Difference]: Without dead ends: 3683 [2018-10-24 14:50:15,524 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-24 14:50:15,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3683 states. [2018-10-24 14:50:15,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3683 to 3637. [2018-10-24 14:50:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3637 states. [2018-10-24 14:50:15,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 3637 states and 4161 transitions. [2018-10-24 14:50:15,581 INFO L78 Accepts]: Start accepts. Automaton has 3637 states and 4161 transitions. Word has length 206 [2018-10-24 14:50:15,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:15,581 INFO L481 AbstractCegarLoop]: Abstraction has 3637 states and 4161 transitions. [2018-10-24 14:50:15,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:15,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3637 states and 4161 transitions. [2018-10-24 14:50:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-24 14:50:15,589 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:15,590 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:15,590 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:15,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:15,591 INFO L82 PathProgramCache]: Analyzing trace with hash 58232207, now seen corresponding path program 1 times [2018-10-24 14:50:15,591 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:15,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:15,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:15,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:15,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:15,778 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-10-24 14:50:15,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:15,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:50:15,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:50:15,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:50:15,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:50:15,780 INFO L87 Difference]: Start difference. First operand 3637 states and 4161 transitions. Second operand 4 states. [2018-10-24 14:50:16,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:16,615 INFO L93 Difference]: Finished difference Result 7272 states and 8343 transitions. [2018-10-24 14:50:16,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:50:16,620 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 211 [2018-10-24 14:50:16,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:16,632 INFO L225 Difference]: With dead ends: 7272 [2018-10-24 14:50:16,632 INFO L226 Difference]: Without dead ends: 3769 [2018-10-24 14:50:16,637 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 [2018-10-24 14:50:16,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3769 states. [2018-10-24 14:50:16,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3769 to 3769. [2018-10-24 14:50:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3769 states. [2018-10-24 14:50:16,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 3769 states and 4293 transitions. [2018-10-24 14:50:16,693 INFO L78 Accepts]: Start accepts. Automaton has 3769 states and 4293 transitions. Word has length 211 [2018-10-24 14:50:16,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:16,693 INFO L481 AbstractCegarLoop]: Abstraction has 3769 states and 4293 transitions. [2018-10-24 14:50:16,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:50:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3769 states and 4293 transitions. [2018-10-24 14:50:16,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-24 14:50:16,701 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:16,701 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:50:16,701 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:16,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:16,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1793056544, now seen corresponding path program 1 times [2018-10-24 14:50:16,702 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:16,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:16,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:16,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:16,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-24 14:50:16,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:50:16,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:50:16,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:50:16,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:50:16,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:16,877 INFO L87 Difference]: Start difference. First operand 3769 states and 4293 transitions. Second operand 3 states. [2018-10-24 14:50:17,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:17,386 INFO L93 Difference]: Finished difference Result 9780 states and 11205 transitions. [2018-10-24 14:50:17,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:50:17,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2018-10-24 14:50:17,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:17,404 INFO L225 Difference]: With dead ends: 9780 [2018-10-24 14:50:17,404 INFO L226 Difference]: Without dead ends: 5613 [2018-10-24 14:50:17,409 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:50:17,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5613 states. [2018-10-24 14:50:17,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5613 to 5444. [2018-10-24 14:50:17,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5444 states. [2018-10-24 14:50:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5444 states to 5444 states and 6063 transitions. [2018-10-24 14:50:17,490 INFO L78 Accepts]: Start accepts. Automaton has 5444 states and 6063 transitions. Word has length 228 [2018-10-24 14:50:17,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:17,490 INFO L481 AbstractCegarLoop]: Abstraction has 5444 states and 6063 transitions. [2018-10-24 14:50:17,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:50:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 5444 states and 6063 transitions. [2018-10-24 14:50:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-24 14:50:17,500 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:50:17,501 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:50:17,501 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:50:17,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:50:17,501 INFO L82 PathProgramCache]: Analyzing trace with hash 884627677, now seen corresponding path program 1 times [2018-10-24 14:50:17,501 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:50:17,502 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:50:17,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:17,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:17,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:50:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:17,911 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-10-24 14:50:18,170 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-10-24 14:50:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 244 proven. 27 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-10-24 14:50:18,377 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 14:50:18,378 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 14:50:18,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:50:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:50:18,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 14:50:18,698 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-10-24 14:50:18,733 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 14:50:18,733 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-24 14:50:18,734 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-24 14:50:18,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-24 14:50:18,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-10-24 14:50:18,735 INFO L87 Difference]: Start difference. First operand 5444 states and 6063 transitions. Second operand 8 states. [2018-10-24 14:50:25,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:50:25,958 INFO L93 Difference]: Finished difference Result 11032 states and 12271 transitions. [2018-10-24 14:50:25,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 14:50:25,959 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 258 [2018-10-24 14:50:25,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:50:25,960 INFO L225 Difference]: With dead ends: 11032 [2018-10-24 14:50:25,960 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 14:50:25,969 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2018-10-24 14:50:25,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 14:50:25,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 14:50:25,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 14:50:25,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 14:50:25,970 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 258 [2018-10-24 14:50:25,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:50:25,970 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 14:50:25,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-24 14:50:25,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 14:50:25,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 14:50:25,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 14:50:26,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:50:26,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:50:27,448 WARN L179 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2018-10-24 14:50:27,664 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2018-10-24 14:50:27,684 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-24 14:50:27,685 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-24 14:50:27,685 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,685 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,685 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,685 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,685 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,686 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,686 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-24 14:50:27,686 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-24 14:50:27,686 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-24 14:50:27,686 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-24 14:50:27,686 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-24 14:50:27,686 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-24 14:50:27,687 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-24 14:50:27,687 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-24 14:50:27,687 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-24 14:50:27,687 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-24 14:50:27,687 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,687 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,687 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,688 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,688 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,688 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,688 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-24 14:50:27,688 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-24 14:50:27,688 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-24 14:50:27,689 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-24 14:50:27,692 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-24 14:50:27,692 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-24 14:50:27,692 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-24 14:50:27,692 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-24 14:50:27,693 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-24 14:50:27,693 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-24 14:50:27,693 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-24 14:50:27,693 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-24 14:50:27,693 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-24 14:50:27,693 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-24 14:50:27,693 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-10-24 14:50:27,694 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,697 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,697 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,698 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,698 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,698 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-24 14:50:27,698 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-24 14:50:27,698 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-24 14:50:27,698 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-24 14:50:27,698 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-24 14:50:27,699 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-24 14:50:27,700 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-24 14:50:27,700 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-24 14:50:27,700 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-24 14:50:27,700 INFO L421 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (= ~a7~0 1))) (.cse4 (not (= ~a8~0 14))) (.cse1 (= ~a16~0 4)) (.cse5 (<= ~a20~0 0)) (.cse2 (= ~a21~0 1)) (.cse3 (= ~a20~0 1)) (.cse6 (= ~a16~0 5))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse5) (and .cse2 .cse5 .cse6) (= ~a8~0 13) (and .cse2 .cse3 .cse6))) [2018-10-24 14:50:27,703 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,703 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,703 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,703 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,704 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 503) no Hoare annotation was computed. [2018-10-24 14:50:27,704 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,704 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-24 14:50:27,704 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-24 14:50:27,704 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-24 14:50:27,704 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-24 14:50:27,705 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-24 14:50:27,706 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-24 14:50:27,706 INFO L428 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-10-24 14:50:27,706 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,706 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,706 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,706 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,706 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,707 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-24 14:50:27,707 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-24 14:50:27,707 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-24 14:50:27,707 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-24 14:50:27,707 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-24 14:50:27,707 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-24 14:50:27,707 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,708 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-24 14:50:27,709 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-24 14:50:27,709 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-24 14:50:27,709 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-24 14:50:27,709 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-24 14:50:27,709 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-24 14:50:27,709 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-24 14:50:27,709 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-24 14:50:27,710 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 14:50:27,710 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-24 14:50:27,710 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-24 14:50:27,710 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-24 14:50:27,710 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-24 14:50:27,710 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-24 14:50:27,710 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-24 14:50:27,711 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-24 14:50:27,711 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,711 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,711 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,711 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a7~0 1))) (.cse4 (not (= ~a8~0 14))) (.cse1 (= ~a16~0 4)) (.cse5 (<= ~a20~0 0)) (.cse2 (= ~a21~0 1)) (.cse3 (= ~a20~0 1)) (.cse6 (= ~a16~0 5))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse5) (and .cse2 .cse5 .cse6) (= ~a8~0 13) (and .cse2 .cse3 .cse6))) [2018-10-24 14:50:27,711 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,712 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,712 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-24 14:50:27,712 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-24 14:50:27,712 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-24 14:50:27,712 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-24 14:50:27,712 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-24 14:50:27,712 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,713 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-24 14:50:27,714 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 14:50:27,714 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-24 14:50:27,714 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-24 14:50:27,714 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-24 14:50:27,715 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-24 14:50:27,715 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-24 14:50:27,715 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-24 14:50:27,715 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-24 14:50:27,715 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-24 14:50:27,715 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-24 14:50:27,715 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-24 14:50:27,716 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,717 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-24 14:50:27,717 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-24 14:50:27,717 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 14:50:27,717 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-24 14:50:27,717 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-24 14:50:27,717 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-24 14:50:27,717 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-24 14:50:27,718 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-24 14:50:27,718 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-24 14:50:27,718 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-24 14:50:27,718 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-24 14:50:27,718 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-24 14:50:27,718 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-24 14:50:27,718 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,719 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,719 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,719 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,719 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,719 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,719 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-24 14:50:27,719 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-24 14:50:27,720 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-24 14:50:27,720 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-24 14:50:27,720 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-24 14:50:27,720 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-24 14:50:27,720 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-24 14:50:27,720 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-24 14:50:27,720 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-24 14:50:27,721 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-24 14:50:27,724 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-24 14:50:27,725 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-24 14:50:27,725 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 14:50:27,725 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-24 14:50:27,725 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-24 14:50:27,725 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-24 14:50:27,725 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,725 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,726 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,727 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,727 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,727 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:50:27,727 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-24 14:50:27,727 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-24 14:50:27,727 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-24 14:50:27,728 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-24 14:50:27,728 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-24 14:50:27,728 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-24 14:50:27,728 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-24 14:50:27,728 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-24 14:50:27,728 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-24 14:50:27,728 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-24 14:50:27,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:50:27 BoogieIcfgContainer [2018-10-24 14:50:27,771 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 14:50:27,772 INFO L168 Benchmark]: Toolchain (without parser) took 31152.41 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 1.6 GB in the end (delta: -201.3 MB). Peak memory consumption was 883.0 MB. Max. memory is 7.1 GB. [2018-10-24 14:50:27,773 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:50:27,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.88 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-24 14:50:27,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.94 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 722.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.5 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-10-24 14:50:27,778 INFO L168 Benchmark]: Boogie Preprocessor took 73.55 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:50:27,779 INFO L168 Benchmark]: RCFGBuilder took 3051.47 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. [2018-10-24 14:50:27,780 INFO L168 Benchmark]: TraceAbstraction took 27055.64 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 361.8 MB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 463.5 MB). Peak memory consumption was 825.3 MB. Max. memory is 7.1 GB. [2018-10-24 14:50:27,787 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 772.88 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 190.94 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 722.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.5 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.55 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3051.47 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27055.64 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 361.8 MB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 463.5 MB). Peak memory consumption was 825.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 503]: 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: ((((((((!(a7 == 1) && a16 == 4) && a21 == 1) && a20 == 1) || (((!(a7 == 1) && a20 == 1) && a21 == 1) && !(a8 == 14))) || (((!(a7 == 1) && a21 == 1) && !(a8 == 14)) && a20 <= 0)) || ((a16 == 4 && a21 == 1) && a20 <= 0)) || ((a21 == 1 && a20 <= 0) && a16 == 5)) || a8 == 13) || ((a21 == 1 && a20 == 1) && a16 == 5) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((((!(a7 == 1) && a16 == 4) && a21 == 1) && a20 == 1) || (((!(a7 == 1) && a20 == 1) && a21 == 1) && !(a8 == 14))) || (((!(a7 == 1) && a21 == 1) && !(a8 == 14)) && a20 <= 0)) || ((a16 == 4 && a21 == 1) && a20 <= 0)) || ((a21 == 1 && a20 <= 0) && a16 == 5)) || a8 == 13) || ((a21 == 1 && a20 == 1) && a16 == 5) - 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, 26.9s OverallTime, 9 OverallIterations, 6 TraceHistogramMax, 20.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 898 SDtfs, 2851 SDslu, 493 SDs, 0 SdLazy, 6529 SolverSat, 1126 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 296 GetRequests, 270 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5444occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 372 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 120 NumberOfFragments, 157 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2675 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 56 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1864 NumberOfCodeBlocks, 1864 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1854 ConstructedInterpolants, 0 QuantifiedInterpolants, 777892 SizeOfPredicates, 1 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 1570/1597 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...