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/Problem14_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:33:49,774 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:33:49,781 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:33:49,799 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:33:49,799 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:33:49,801 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:33:49,802 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:33:49,806 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:33:49,808 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:33:49,809 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:33:49,810 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:33:49,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:33:49,811 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:33:49,814 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:33:49,818 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:33:49,819 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:33:49,819 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:33:49,829 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:33:49,834 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:33:49,835 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:33:49,838 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:33:49,840 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:33:49,843 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-26 21:33:49,853 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-26 21:33:49,871 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:33:49,871 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:33:49,872 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:33:49,872 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:33:49,873 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:33:49,873 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:33:49,873 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:33:49,873 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:33:49,873 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:33:49,874 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:33:49,874 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:33:49,874 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:33:49,874 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:33:49,874 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:33:49,874 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:33:49,875 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:33:49,875 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:33:49,875 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:33:49,875 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:33:49,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:33:49,876 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:33:49,876 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:33:49,876 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:33:49,876 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:33:49,876 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:33:49,877 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:33:49,877 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:33:49,877 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 21:33:49,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:33:49,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:33:49,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:33:49,948 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:33:49,949 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:33:49,950 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label19_true-unreach-call_false-termination.c [2018-10-26 21:33:50,012 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e319e0c92/c54e7ae44dcb4f49a2e8a66647a66da6/FLAGda74f08de [2018-10-26 21:33:50,589 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:33:50,593 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label19_true-unreach-call_false-termination.c [2018-10-26 21:33:50,611 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e319e0c92/c54e7ae44dcb4f49a2e8a66647a66da6/FLAGda74f08de [2018-10-26 21:33:50,633 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e319e0c92/c54e7ae44dcb4f49a2e8a66647a66da6 [2018-10-26 21:33:50,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:33:50,647 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:33:50,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:33:50,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:33:50,652 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:33:50,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:33:50" (1/1) ... [2018-10-26 21:33:50,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135b0cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:50, skipping insertion in model container [2018-10-26 21:33:50,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:33:50" (1/1) ... [2018-10-26 21:33:50,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:33:50,744 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:33:51,295 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:33:51,300 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:33:51,447 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:33:51,466 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:33:51,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51 WrapperNode [2018-10-26 21:33:51,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:33:51,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:33:51,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:33:51,468 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:33:51,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:33:51,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:33:51,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:33:51,694 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:33:51,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... [2018-10-26 21:33:51,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:33:51,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:33:51,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:33:51,817 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:33:51,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:33:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:33:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:33:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:33:55,788 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:33:55,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:33:55 BoogieIcfgContainer [2018-10-26 21:33:55,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:33:55,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:33:55,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:33:55,794 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:33:55,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:33:50" (1/3) ... [2018-10-26 21:33:55,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13066f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:33:55, skipping insertion in model container [2018-10-26 21:33:55,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:51" (2/3) ... [2018-10-26 21:33:55,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13066f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:33:55, skipping insertion in model container [2018-10-26 21:33:55,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:33:55" (3/3) ... [2018-10-26 21:33:55,798 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label19_true-unreach-call_false-termination.c [2018-10-26 21:33:55,806 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:33:55,815 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:33:55,832 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:33:55,870 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:33:55,871 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:33:55,872 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:33:55,872 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:33:55,872 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:33:55,872 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:33:55,872 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:33:55,873 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:33:55,873 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:33:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-26 21:33:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:33:55,909 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:55,910 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] [2018-10-26 21:33:55,913 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:55,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:55,919 INFO L82 PathProgramCache]: Analyzing trace with hash 265969354, now seen corresponding path program 1 times [2018-10-26 21:33:55,921 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:55,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:55,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:55,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:55,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:33:56,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:33:56,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:33:56,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:33:56,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:33:56,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:56,542 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-10-26 21:34:00,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:00,644 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-10-26 21:34:00,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:00,646 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2018-10-26 21:34:00,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:00,670 INFO L225 Difference]: With dead ends: 854 [2018-10-26 21:34:00,670 INFO L226 Difference]: Without dead ends: 601 [2018-10-26 21:34:00,675 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:00,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-10-26 21:34:00,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-10-26 21:34:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-10-26 21:34:00,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 997 transitions. [2018-10-26 21:34:00,767 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 997 transitions. Word has length 63 [2018-10-26 21:34:00,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:00,768 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 997 transitions. [2018-10-26 21:34:00,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:00,769 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 997 transitions. [2018-10-26 21:34:00,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 21:34:00,779 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:00,780 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:00,780 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:00,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:00,780 INFO L82 PathProgramCache]: Analyzing trace with hash -168766405, now seen corresponding path program 1 times [2018-10-26 21:34:00,782 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:00,782 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:00,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:00,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:00,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:01,106 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:34:01,106 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:01,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:34:01,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:01,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:01,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:01,112 INFO L87 Difference]: Start difference. First operand 601 states and 997 transitions. Second operand 4 states. [2018-10-26 21:34:04,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:04,065 INFO L93 Difference]: Finished difference Result 2274 states and 3860 transitions. [2018-10-26 21:34:04,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:04,065 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 130 [2018-10-26 21:34:04,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:04,076 INFO L225 Difference]: With dead ends: 2274 [2018-10-26 21:34:04,076 INFO L226 Difference]: Without dead ends: 1675 [2018-10-26 21:34:04,084 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:04,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1675 states. [2018-10-26 21:34:04,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1675 to 1675. [2018-10-26 21:34:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1675 states. [2018-10-26 21:34:04,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 2493 transitions. [2018-10-26 21:34:04,174 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 2493 transitions. Word has length 130 [2018-10-26 21:34:04,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:04,174 INFO L481 AbstractCegarLoop]: Abstraction has 1675 states and 2493 transitions. [2018-10-26 21:34:04,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:04,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2493 transitions. [2018-10-26 21:34:04,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 21:34:04,186 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:04,186 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:04,187 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:04,188 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:04,188 INFO L82 PathProgramCache]: Analyzing trace with hash -179099360, now seen corresponding path program 1 times [2018-10-26 21:34:04,189 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:04,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:04,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:04,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:04,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:34:04,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:04,518 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:34:04,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:04,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:04,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:04,521 INFO L87 Difference]: Start difference. First operand 1675 states and 2493 transitions. Second operand 4 states. [2018-10-26 21:34:07,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:07,478 INFO L93 Difference]: Finished difference Result 5513 states and 8130 transitions. [2018-10-26 21:34:07,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:07,479 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2018-10-26 21:34:07,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:07,499 INFO L225 Difference]: With dead ends: 5513 [2018-10-26 21:34:07,499 INFO L226 Difference]: Without dead ends: 3840 [2018-10-26 21:34:07,503 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:07,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3840 states. [2018-10-26 21:34:07,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3840 to 3838. [2018-10-26 21:34:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3838 states. [2018-10-26 21:34:07,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3838 states and 5092 transitions. [2018-10-26 21:34:07,578 INFO L78 Accepts]: Start accepts. Automaton has 3838 states and 5092 transitions. Word has length 132 [2018-10-26 21:34:07,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:07,578 INFO L481 AbstractCegarLoop]: Abstraction has 3838 states and 5092 transitions. [2018-10-26 21:34:07,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:07,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3838 states and 5092 transitions. [2018-10-26 21:34:07,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 21:34:07,580 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:07,581 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 21:34:07,581 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:07,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:07,582 INFO L82 PathProgramCache]: Analyzing trace with hash 45957758, now seen corresponding path program 1 times [2018-10-26 21:34:07,582 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:07,582 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:07,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:07,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:07,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 55 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:34:07,841 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:07,841 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:34:07,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:07,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:34:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:34:08,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:34:08,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-26 21:34:08,115 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:34:08,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:34:08,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:34:08,116 INFO L87 Difference]: Start difference. First operand 3838 states and 5092 transitions. Second operand 6 states. [2018-10-26 21:34:09,252 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-10-26 21:34:14,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:14,390 INFO L93 Difference]: Finished difference Result 11261 states and 14846 transitions. [2018-10-26 21:34:14,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 21:34:14,391 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2018-10-26 21:34:14,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:14,417 INFO L225 Difference]: With dead ends: 11261 [2018-10-26 21:34:14,418 INFO L226 Difference]: Without dead ends: 5617 [2018-10-26 21:34:14,424 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 146 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:34:14,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5617 states. [2018-10-26 21:34:14,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5617 to 4710. [2018-10-26 21:34:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4710 states. [2018-10-26 21:34:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 4710 states and 5364 transitions. [2018-10-26 21:34:14,526 INFO L78 Accepts]: Start accepts. Automaton has 4710 states and 5364 transitions. Word has length 144 [2018-10-26 21:34:14,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:14,526 INFO L481 AbstractCegarLoop]: Abstraction has 4710 states and 5364 transitions. [2018-10-26 21:34:14,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:34:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4710 states and 5364 transitions. [2018-10-26 21:34:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2018-10-26 21:34:14,538 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:14,538 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-26 21:34:14,539 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:14,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:14,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1152570629, now seen corresponding path program 1 times [2018-10-26 21:34:14,539 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:14,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:14,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:14,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:14,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:15,195 WARN L179 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-26 21:34:15,528 WARN L179 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-26 21:34:15,949 WARN L179 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2018-10-26 21:34:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 503 proven. 46 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-10-26 21:34:16,358 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:16,358 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:34:16,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:16,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:34:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2018-10-26 21:34:16,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:34:16,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-26 21:34:16,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 21:34:16,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 21:34:16,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:34:16,778 INFO L87 Difference]: Start difference. First operand 4710 states and 5364 transitions. Second operand 8 states. [2018-10-26 21:34:20,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:20,334 INFO L93 Difference]: Finished difference Result 10870 states and 12426 transitions. [2018-10-26 21:34:20,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:34:20,335 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 462 [2018-10-26 21:34:20,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:20,361 INFO L225 Difference]: With dead ends: 10870 [2018-10-26 21:34:20,362 INFO L226 Difference]: Without dead ends: 6341 [2018-10-26 21:34:20,369 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 463 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2018-10-26 21:34:20,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6341 states. [2018-10-26 21:34:20,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6341 to 6142. [2018-10-26 21:34:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6142 states. [2018-10-26 21:34:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6142 states to 6142 states and 6865 transitions. [2018-10-26 21:34:20,466 INFO L78 Accepts]: Start accepts. Automaton has 6142 states and 6865 transitions. Word has length 462 [2018-10-26 21:34:20,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:20,467 INFO L481 AbstractCegarLoop]: Abstraction has 6142 states and 6865 transitions. [2018-10-26 21:34:20,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 21:34:20,467 INFO L276 IsEmpty]: Start isEmpty. Operand 6142 states and 6865 transitions. [2018-10-26 21:34:20,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2018-10-26 21:34:20,487 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:20,487 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:20,488 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:20,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:20,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1843167295, now seen corresponding path program 1 times [2018-10-26 21:34:20,488 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:20,489 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:20,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:20,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:20,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:20,994 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 21:34:21,378 WARN L179 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-26 21:34:21,780 WARN L179 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2018-10-26 21:34:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1635 backedges. 1018 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2018-10-26 21:34:22,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:22,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:34:22,158 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:34:22,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:34:22,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:34:22,159 INFO L87 Difference]: Start difference. First operand 6142 states and 6865 transitions. Second operand 7 states. [2018-10-26 21:34:24,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:24,134 INFO L93 Difference]: Finished difference Result 12345 states and 13810 transitions. [2018-10-26 21:34:24,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:34:24,135 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 640 [2018-10-26 21:34:24,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:24,155 INFO L225 Difference]: With dead ends: 12345 [2018-10-26 21:34:24,156 INFO L226 Difference]: Without dead ends: 5781 [2018-10-26 21:34:24,164 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:34:24,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2018-10-26 21:34:24,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 5781. [2018-10-26 21:34:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5781 states. [2018-10-26 21:34:24,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5781 states to 5781 states and 6397 transitions. [2018-10-26 21:34:24,252 INFO L78 Accepts]: Start accepts. Automaton has 5781 states and 6397 transitions. Word has length 640 [2018-10-26 21:34:24,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:24,253 INFO L481 AbstractCegarLoop]: Abstraction has 5781 states and 6397 transitions. [2018-10-26 21:34:24,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:34:24,253 INFO L276 IsEmpty]: Start isEmpty. Operand 5781 states and 6397 transitions. [2018-10-26 21:34:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2018-10-26 21:34:24,281 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:24,281 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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] [2018-10-26 21:34:24,282 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:24,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:24,282 INFO L82 PathProgramCache]: Analyzing trace with hash -975096003, now seen corresponding path program 1 times [2018-10-26 21:34:24,282 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:24,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:24,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:24,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:24,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1818 backedges. 1308 proven. 201 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-10-26 21:34:25,840 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:25,840 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:34:25,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:26,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:34:27,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1818 backedges. 1215 proven. 93 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2018-10-26 21:34:27,126 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 21:34:27,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4] total 9 [2018-10-26 21:34:27,128 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 21:34:27,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 21:34:27,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:34:27,129 INFO L87 Difference]: Start difference. First operand 5781 states and 6397 transitions. Second operand 10 states. [2018-10-26 21:34:29,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:29,950 INFO L93 Difference]: Finished difference Result 11989 states and 13294 transitions. [2018-10-26 21:34:29,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-26 21:34:29,950 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 767 [2018-10-26 21:34:29,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:29,973 INFO L225 Difference]: With dead ends: 11989 [2018-10-26 21:34:29,973 INFO L226 Difference]: Without dead ends: 6389 [2018-10-26 21:34:29,979 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 777 GetRequests, 766 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-26 21:34:29,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6389 states. [2018-10-26 21:34:30,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6389 to 6317. [2018-10-26 21:34:30,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6317 states. [2018-10-26 21:34:30,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6317 states to 6317 states and 6943 transitions. [2018-10-26 21:34:30,064 INFO L78 Accepts]: Start accepts. Automaton has 6317 states and 6943 transitions. Word has length 767 [2018-10-26 21:34:30,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:30,065 INFO L481 AbstractCegarLoop]: Abstraction has 6317 states and 6943 transitions. [2018-10-26 21:34:30,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 21:34:30,065 INFO L276 IsEmpty]: Start isEmpty. Operand 6317 states and 6943 transitions. [2018-10-26 21:34:30,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2018-10-26 21:34:30,076 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:30,076 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:30,076 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:30,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:30,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1786571172, now seen corresponding path program 1 times [2018-10-26 21:34:30,077 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:30,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:30,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:30,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:30,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1844 backedges. 1310 proven. 156 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2018-10-26 21:34:31,118 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:31,118 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:34:31,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:31,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:34:31,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1844 backedges. 719 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2018-10-26 21:34:31,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:34:31,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-10-26 21:34:31,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:34:31,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:34:31,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:34:31,942 INFO L87 Difference]: Start difference. First operand 6317 states and 6943 transitions. Second operand 6 states. [2018-10-26 21:34:34,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:34,740 INFO L93 Difference]: Finished difference Result 18731 states and 20888 transitions. [2018-10-26 21:34:34,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 21:34:34,741 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 793 [2018-10-26 21:34:34,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:34,765 INFO L225 Difference]: With dead ends: 18731 [2018-10-26 21:34:34,765 INFO L226 Difference]: Without dead ends: 11875 [2018-10-26 21:34:34,773 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 804 GetRequests, 797 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:34:34,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11875 states. [2018-10-26 21:34:34,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11875 to 10252. [2018-10-26 21:34:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10252 states. [2018-10-26 21:34:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10252 states to 10252 states and 11071 transitions. [2018-10-26 21:34:34,911 INFO L78 Accepts]: Start accepts. Automaton has 10252 states and 11071 transitions. Word has length 793 [2018-10-26 21:34:34,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:34,912 INFO L481 AbstractCegarLoop]: Abstraction has 10252 states and 11071 transitions. [2018-10-26 21:34:34,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:34:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 10252 states and 11071 transitions. [2018-10-26 21:34:34,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 922 [2018-10-26 21:34:34,931 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:34,932 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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] [2018-10-26 21:34:34,932 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:34,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:34,932 INFO L82 PathProgramCache]: Analyzing trace with hash -500707500, now seen corresponding path program 1 times [2018-10-26 21:34:34,933 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:34,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:34,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:34,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:34,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:35,808 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 21:34:36,012 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 21:34:37,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 1779 proven. 0 refuted. 0 times theorem prover too weak. 1147 trivial. 0 not checked. [2018-10-26 21:34:37,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:37,584 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 21:34:37,584 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:34:37,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:34:37,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:34:37,585 INFO L87 Difference]: Start difference. First operand 10252 states and 11071 transitions. Second operand 6 states. [2018-10-26 21:34:40,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:40,274 INFO L93 Difference]: Finished difference Result 22872 states and 24683 transitions. [2018-10-26 21:34:40,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 21:34:40,275 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 921 [2018-10-26 21:34:40,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:40,313 INFO L225 Difference]: With dead ends: 22872 [2018-10-26 21:34:40,313 INFO L226 Difference]: Without dead ends: 12197 [2018-10-26 21:34:40,324 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:34:40,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12197 states. [2018-10-26 21:34:40,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12197 to 9890. [2018-10-26 21:34:40,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9890 states. [2018-10-26 21:34:40,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9890 states to 9890 states and 10619 transitions. [2018-10-26 21:34:40,466 INFO L78 Accepts]: Start accepts. Automaton has 9890 states and 10619 transitions. Word has length 921 [2018-10-26 21:34:40,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:40,467 INFO L481 AbstractCegarLoop]: Abstraction has 9890 states and 10619 transitions. [2018-10-26 21:34:40,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:34:40,467 INFO L276 IsEmpty]: Start isEmpty. Operand 9890 states and 10619 transitions. [2018-10-26 21:34:40,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1039 [2018-10-26 21:34:40,485 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:40,486 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 21:34:40,486 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:40,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:40,486 INFO L82 PathProgramCache]: Analyzing trace with hash 585448616, now seen corresponding path program 1 times [2018-10-26 21:34:40,487 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:40,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:40,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:40,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:40,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3612 backedges. 1115 proven. 0 refuted. 0 times theorem prover too weak. 2497 trivial. 0 not checked. [2018-10-26 21:34:41,650 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:41,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:34:41,651 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:41,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:41,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:41,651 INFO L87 Difference]: Start difference. First operand 9890 states and 10619 transitions. Second operand 4 states. [2018-10-26 21:34:42,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:42,965 INFO L93 Difference]: Finished difference Result 20315 states and 21899 transitions. [2018-10-26 21:34:42,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:42,966 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1038 [2018-10-26 21:34:42,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:42,984 INFO L225 Difference]: With dead ends: 20315 [2018-10-26 21:34:42,984 INFO L226 Difference]: Without dead ends: 9887 [2018-10-26 21:34:42,994 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:43,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9887 states. [2018-10-26 21:34:43,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9887 to 9887. [2018-10-26 21:34:43,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9887 states. [2018-10-26 21:34:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9887 states to 9887 states and 10450 transitions. [2018-10-26 21:34:43,115 INFO L78 Accepts]: Start accepts. Automaton has 9887 states and 10450 transitions. Word has length 1038 [2018-10-26 21:34:43,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:43,116 INFO L481 AbstractCegarLoop]: Abstraction has 9887 states and 10450 transitions. [2018-10-26 21:34:43,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:43,117 INFO L276 IsEmpty]: Start isEmpty. Operand 9887 states and 10450 transitions. [2018-10-26 21:34:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1087 [2018-10-26 21:34:43,137 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:43,138 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 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, 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] [2018-10-26 21:34:43,138 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:43,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:43,139 INFO L82 PathProgramCache]: Analyzing trace with hash -257408720, now seen corresponding path program 1 times [2018-10-26 21:34:43,139 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:43,139 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:43,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:43,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:43,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:43,871 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 3 [2018-10-26 21:34:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3809 backedges. 2430 proven. 0 refuted. 0 times theorem prover too weak. 1379 trivial. 0 not checked. [2018-10-26 21:34:44,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:44,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 21:34:44,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 21:34:44,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 21:34:44,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:34:44,570 INFO L87 Difference]: Start difference. First operand 9887 states and 10450 transitions. Second operand 5 states. [2018-10-26 21:34:46,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:46,851 INFO L93 Difference]: Finished difference Result 21571 states and 22779 transitions. [2018-10-26 21:34:46,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 21:34:46,852 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1086 [2018-10-26 21:34:46,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:46,870 INFO L225 Difference]: With dead ends: 21571 [2018-10-26 21:34:46,870 INFO L226 Difference]: Without dead ends: 11865 [2018-10-26 21:34:46,878 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:34:46,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11865 states. [2018-10-26 21:34:46,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11865 to 10966. [2018-10-26 21:34:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10966 states. [2018-10-26 21:34:46,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10966 states to 10966 states and 11577 transitions. [2018-10-26 21:34:46,996 INFO L78 Accepts]: Start accepts. Automaton has 10966 states and 11577 transitions. Word has length 1086 [2018-10-26 21:34:46,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:46,997 INFO L481 AbstractCegarLoop]: Abstraction has 10966 states and 11577 transitions. [2018-10-26 21:34:46,997 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 21:34:46,997 INFO L276 IsEmpty]: Start isEmpty. Operand 10966 states and 11577 transitions. [2018-10-26 21:34:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1088 [2018-10-26 21:34:47,017 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:47,018 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:47,018 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:47,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:47,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1459211883, now seen corresponding path program 1 times [2018-10-26 21:34:47,019 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:47,019 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:47,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:47,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:47,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:48,001 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 21:34:48,197 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 21:34:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3458 backedges. 1817 proven. 323 refuted. 0 times theorem prover too weak. 1318 trivial. 0 not checked. [2018-10-26 21:34:49,836 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:49,836 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:34:49,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:50,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:34:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3458 backedges. 2133 proven. 7 refuted. 0 times theorem prover too weak. 1318 trivial. 0 not checked. [2018-10-26 21:34:51,881 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 21:34:51,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 6 [2018-10-26 21:34:51,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:34:51,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:34:51,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:34:51,884 INFO L87 Difference]: Start difference. First operand 10966 states and 11577 transitions. Second operand 7 states. [2018-10-26 21:34:54,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:54,642 INFO L93 Difference]: Finished difference Result 27431 states and 28860 transitions. [2018-10-26 21:34:54,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:34:54,642 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1087 [2018-10-26 21:34:54,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:54,660 INFO L225 Difference]: With dead ends: 27431 [2018-10-26 21:34:54,661 INFO L226 Difference]: Without dead ends: 16342 [2018-10-26 21:34:54,669 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1096 GetRequests, 1086 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2018-10-26 21:34:54,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16342 states. [2018-10-26 21:34:54,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16342 to 12513. [2018-10-26 21:34:54,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12513 states. [2018-10-26 21:34:54,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 13175 transitions. [2018-10-26 21:34:54,845 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 13175 transitions. Word has length 1087 [2018-10-26 21:34:54,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:54,845 INFO L481 AbstractCegarLoop]: Abstraction has 12513 states and 13175 transitions. [2018-10-26 21:34:54,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:34:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 13175 transitions. [2018-10-26 21:34:54,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1498 [2018-10-26 21:34:54,870 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:54,871 INFO L375 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:54,871 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:54,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:54,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1325061522, now seen corresponding path program 1 times [2018-10-26 21:34:54,872 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:54,872 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:54,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:54,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:54,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:56,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6544 backedges. 1862 proven. 61 refuted. 0 times theorem prover too weak. 4621 trivial. 0 not checked. [2018-10-26 21:34:56,822 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:56,822 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:34:56,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:57,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:35:08,079 WARN L179 SmtUtils]: Spent 10.60 s on a formula simplification. DAG size of input: 204 DAG size of output: 33 [2018-10-26 21:35:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6544 backedges. 1897 proven. 26 refuted. 0 times theorem prover too weak. 4621 trivial. 0 not checked. [2018-10-26 21:35:10,229 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 21:35:10,230 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2018-10-26 21:35:10,231 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 21:35:10,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 21:35:10,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:35:10,232 INFO L87 Difference]: Start difference. First operand 12513 states and 13175 transitions. Second operand 8 states. [2018-10-26 21:35:14,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:35:14,034 INFO L93 Difference]: Finished difference Result 24775 states and 26112 transitions. [2018-10-26 21:35:14,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:35:14,037 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1497 [2018-10-26 21:35:14,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:35:14,039 INFO L225 Difference]: With dead ends: 24775 [2018-10-26 21:35:14,039 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:35:14,048 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1506 GetRequests, 1497 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:35:14,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:35:14,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:35:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:35:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:35:14,049 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1497 [2018-10-26 21:35:14,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:35:14,049 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:35:14,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 21:35:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:35:14,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:35:14,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:35:14,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,643 WARN L179 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 293 [2018-10-26 21:35:14,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:14,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:35:15,189 WARN L179 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 293 [2018-10-26 21:35:16,980 WARN L179 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 256 DAG size of output: 74 [2018-10-26 21:35:18,654 WARN L179 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 256 DAG size of output: 74 [2018-10-26 21:35:18,658 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-26 21:35:18,658 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-26 21:35:18,658 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,658 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,658 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,658 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-26 21:35:18,659 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-26 21:35:18,660 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-26 21:35:18,661 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-26 21:35:18,662 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-26 21:35:18,663 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-26 21:35:18,664 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,665 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-26 21:35:18,666 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-26 21:35:18,667 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-26 21:35:18,668 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-26 21:35:18,669 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 21:35:18,670 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-26 21:35:18,671 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-26 21:35:18,672 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-26 21:35:18,672 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-26 21:35:18,672 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-26 21:35:18,672 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,672 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse3 (= ~a21~0 6))) (let ((.cse1 (<= ~a15~0 8)) (.cse7 (= ~a21~0 7)) (.cse6 (<= ~a12~0 73282)) (.cse9 (not .cse3)) (.cse8 (<= ~a15~0 5)) (.cse2 (<= 7 ~a15~0)) (.cse0 (= ~a24~0 1)) (.cse10 (= ~a21~0 8))) (or (and (and .cse0 (< 11 ~a12~0) .cse1) (<= ~a12~0 80)) (and .cse2 .cse0 .cse1) (and .cse0 .cse1 (= ~a21~0 9)) (and .cse3 .cse0 (= ~a15~0 5)) (and .cse3 (exists ((v_prenex_8 Int)) (let ((.cse4 (+ (* 10 v_prenex_8) 2779120))) (let ((.cse5 (div .cse4 9))) (and (<= 0 .cse4) (<= .cse5 437300) (<= (div (+ (* (- 1) .cse5) 437300) 10) ~a12~0) (<= v_prenex_8 11) (< 0 (+ v_prenex_8 43)))))) (and .cse6 .cse0) (= ~a15~0 6)) (and .cse0 .cse7 .cse1) (and .cse8 .cse7) (and .cse9 .cse0 (<= ~a12~0 11)) (and .cse0 .cse2 (<= 12849 ~a12~0)) (and .cse0 (< 80 ~a12~0) (and .cse2 .cse9)) (and .cse8 (<= (+ ~a12~0 49) 0)) (and .cse0 .cse10 .cse8) (and .cse6 (and .cse9 .cse0 .cse8)) (and .cse2 .cse0 .cse10)))) [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-26 21:35:18,673 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-26 21:35:18,674 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-26 21:35:18,675 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,676 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,676 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-26 21:35:18,676 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,676 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-26 21:35:18,676 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-26 21:35:18,676 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse3 (= ~a21~0 6))) (let ((.cse1 (<= ~a15~0 8)) (.cse7 (= ~a21~0 7)) (.cse6 (<= ~a12~0 73282)) (.cse9 (not .cse3)) (.cse8 (<= ~a15~0 5)) (.cse2 (<= 7 ~a15~0)) (.cse0 (= ~a24~0 1)) (.cse10 (= ~a21~0 8))) (or (and (and .cse0 (< 11 ~a12~0) .cse1) (<= ~a12~0 80)) (and .cse2 .cse0 .cse1) (and .cse0 .cse1 (= ~a21~0 9)) (and .cse3 .cse0 (= ~a15~0 5)) (and .cse3 (exists ((v_prenex_8 Int)) (let ((.cse4 (+ (* 10 v_prenex_8) 2779120))) (let ((.cse5 (div .cse4 9))) (and (<= 0 .cse4) (<= .cse5 437300) (<= (div (+ (* (- 1) .cse5) 437300) 10) ~a12~0) (<= v_prenex_8 11) (< 0 (+ v_prenex_8 43)))))) (and .cse6 .cse0) (= ~a15~0 6)) (and .cse0 .cse7 .cse1) (and .cse8 .cse7) (and .cse9 .cse0 (<= ~a12~0 11)) (and .cse0 .cse2 (<= 12849 ~a12~0)) (and .cse0 (< 80 ~a12~0) (and .cse2 .cse9)) (and .cse8 (<= (+ ~a12~0 49) 0)) (and .cse0 .cse10 .cse8) (and .cse6 (and .cse9 .cse0 .cse8)) (and .cse2 .cse0 .cse10)))) [2018-10-26 21:35:18,676 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-26 21:35:18,676 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,677 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-26 21:35:18,678 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-26 21:35:18,679 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-26 21:35:18,680 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-26 21:35:18,690 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,691 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,691 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,692 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,692 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,702 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,702 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,703 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,703 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,703 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,706 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,706 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,706 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,706 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,707 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,709 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,709 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,709 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,709 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,710 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:35:18 BoogieIcfgContainer [2018-10-26 21:35:18,713 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:35:18,714 INFO L168 Benchmark]: Toolchain (without parser) took 88067.73 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-10-26 21:35:18,715 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-10-26 21:35:18,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 819.02 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-10-26 21:35:18,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.10 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -836.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2018-10-26 21:35:18,717 INFO L168 Benchmark]: Boogie Preprocessor took 121.84 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-26 21:35:18,718 INFO L168 Benchmark]: RCFGBuilder took 3972.97 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 144.7 MB). Peak memory consumption was 144.7 MB. Max. memory is 7.1 GB. [2018-10-26 21:35:18,719 INFO L168 Benchmark]: TraceAbstraction took 82922.69 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -576.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-10-26 21:35:18,724 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 819.02 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 226.10 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -836.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.84 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3972.97 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 144.7 MB). Peak memory consumption was 144.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 82922.69 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -576.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 190]: 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: 880]: Loop Invariant [2018-10-26 21:35:18,735 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,735 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,736 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,736 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,736 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,737 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,738 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,738 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,738 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,738 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (((((((((((((((a24 == 1 && 11 < a12) && a15 <= 8) && a12 <= 80) || ((7 <= a15 && a24 == 1) && a15 <= 8)) || ((a24 == 1 && a15 <= 8) && a21 == 9)) || ((a21 == 6 && a24 == 1) && a15 == 5)) || (((a21 == 6 && (\exists v_prenex_8 : int :: (((0 <= 10 * v_prenex_8 + 2779120 && (10 * v_prenex_8 + 2779120) / 9 <= 437300) && (-1 * ((10 * v_prenex_8 + 2779120) / 9) + 437300) / 10 <= a12) && v_prenex_8 <= 11) && 0 < v_prenex_8 + 43)) && a12 <= 73282 && a24 == 1) && a15 == 6)) || ((a24 == 1 && a21 == 7) && a15 <= 8)) || (a15 <= 5 && a21 == 7)) || ((!(a21 == 6) && a24 == 1) && a12 <= 11)) || ((a24 == 1 && 7 <= a15) && 12849 <= a12)) || ((a24 == 1 && 80 < a12) && 7 <= a15 && !(a21 == 6))) || (a15 <= 5 && a12 + 49 <= 0)) || ((a24 == 1 && a21 == 8) && a15 <= 5)) || (a12 <= 73282 && (!(a21 == 6) && a24 == 1) && a15 <= 5)) || ((7 <= a15 && a24 == 1) && a21 == 8) - InvariantResult [Line: 20]: Loop Invariant [2018-10-26 21:35:18,740 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,740 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,740 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,740 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,741 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,742 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,742 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,742 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,743 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-10-26 21:35:18,743 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (((((((((((((((a24 == 1 && 11 < a12) && a15 <= 8) && a12 <= 80) || ((7 <= a15 && a24 == 1) && a15 <= 8)) || ((a24 == 1 && a15 <= 8) && a21 == 9)) || ((a21 == 6 && a24 == 1) && a15 == 5)) || (((a21 == 6 && (\exists v_prenex_8 : int :: (((0 <= 10 * v_prenex_8 + 2779120 && (10 * v_prenex_8 + 2779120) / 9 <= 437300) && (-1 * ((10 * v_prenex_8 + 2779120) / 9) + 437300) / 10 <= a12) && v_prenex_8 <= 11) && 0 < v_prenex_8 + 43)) && a12 <= 73282 && a24 == 1) && a15 == 6)) || ((a24 == 1 && a21 == 7) && a15 <= 8)) || (a15 <= 5 && a21 == 7)) || ((!(a21 == 6) && a24 == 1) && a12 <= 11)) || ((a24 == 1 && 7 <= a15) && 12849 <= a12)) || ((a24 == 1 && 80 < a12) && 7 <= a15 && !(a21 == 6))) || (a15 <= 5 && a12 + 49 <= 0)) || ((a24 == 1 && a21 == 8) && a15 <= 5)) || (a12 <= 73282 && (!(a21 == 6) && a24 == 1) && a15 <= 5)) || ((7 <= a15 && a24 == 1) && a21 == 8) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 82.8s OverallTime, 13 OverallIterations, 12 TraceHistogramMax, 40.6s AutomataDifference, 0.0s DeadEndRemovalTime, 4.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1770 SDtfs, 9275 SDslu, 1591 SDs, 0 SdLazy, 21957 SolverSat, 2728 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4842 GetRequests, 4764 SyntacticMatches, 5 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 17.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12513occurred in iteration=12, 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: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 9838 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 180 NumberOfFragments, 395 HoareAnnotationTreeSize, 3 FomulaSimplifications, 20978 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 9280 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 25.8s InterpolantComputationTime, 13510 NumberOfCodeBlocks, 13510 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 13491 ConstructedInterpolants, 26 QuantifiedInterpolants, 51076936 SizeOfPredicates, 14 NumberOfNonLiveVariables, 5794 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 19 InterpolantComputations, 10 PerfectInterpolantSequences, 40114/41032 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...