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_label55_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 16:31:18,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 16:31:18,781 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 16:31:18,800 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 16:31:18,800 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 16:31:18,802 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 16:31:18,804 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 16:31:18,806 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 16:31:18,809 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 16:31:18,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 16:31:18,813 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 16:31:18,813 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 16:31:18,814 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 16:31:18,815 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 16:31:18,816 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 16:31:18,825 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 16:31:18,826 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 16:31:18,829 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 16:31:18,833 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 16:31:18,837 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 16:31:18,838 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 16:31:18,839 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 16:31:18,842 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 16:31:18,842 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 16:31:18,842 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 16:31:18,843 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 16:31:18,844 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 16:31:18,846 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 16:31:18,847 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 16:31:18,848 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 16:31:18,849 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 16:31:18,849 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 16:31:18,849 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 16:31:18,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 16:31:18,853 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 16:31:18,853 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 16:31:18,854 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 16:31:18,868 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 16:31:18,869 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 16:31:18,870 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 16:31:18,870 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 16:31:18,870 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 16:31:18,871 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 16:31:18,871 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 16:31:18,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 16:31:18,871 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 16:31:18,871 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 16:31:18,872 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 16:31:18,872 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 16:31:18,872 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 16:31:18,872 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 16:31:18,872 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 16:31:18,873 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 16:31:18,873 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 16:31:18,873 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 16:31:18,873 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 16:31:18,873 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 16:31:18,874 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 16:31:18,874 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 16:31:18,874 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 16:31:18,874 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 16:31:18,874 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 16:31:18,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 16:31:18,875 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 16:31:18,875 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 16:31:18,917 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 16:31:18,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 16:31:18,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 16:31:18,936 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 16:31:18,936 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 16:31:18,937 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label55_true-unreach-call_false-termination.c [2018-10-24 16:31:18,997 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/34d92f89a/767920ce72ce40e9af12bff9ccf14b37/FLAGc3fd9970c [2018-10-24 16:31:19,600 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 16:31:19,604 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label55_true-unreach-call_false-termination.c [2018-10-24 16:31:19,627 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/34d92f89a/767920ce72ce40e9af12bff9ccf14b37/FLAGc3fd9970c [2018-10-24 16:31:19,654 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/34d92f89a/767920ce72ce40e9af12bff9ccf14b37 [2018-10-24 16:31:19,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 16:31:19,670 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 16:31:19,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 16:31:19,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 16:31:19,678 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 16:31:19,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:31:19" (1/1) ... [2018-10-24 16:31:19,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7904a4e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:19, skipping insertion in model container [2018-10-24 16:31:19,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:31:19" (1/1) ... [2018-10-24 16:31:19,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 16:31:19,775 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 16:31:20,265 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:31:20,272 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 16:31:20,429 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:31:20,454 INFO L193 MainTranslator]: Completed translation [2018-10-24 16:31:20,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20 WrapperNode [2018-10-24 16:31:20,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 16:31:20,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 16:31:20,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 16:31:20,456 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 16:31:20,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 16:31:20,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 16:31:20,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 16:31:20,709 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 16:31:20,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... [2018-10-24 16:31:20,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 16:31:20,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 16:31:20,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 16:31:20,833 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 16:31:20,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 16:31:20,899 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 16:31:20,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 16:31:20,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 16:31:24,363 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 16:31:24,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:31:24 BoogieIcfgContainer [2018-10-24 16:31:24,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 16:31:24,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 16:31:24,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 16:31:24,371 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 16:31:24,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:31:19" (1/3) ... [2018-10-24 16:31:24,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b306ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:31:24, skipping insertion in model container [2018-10-24 16:31:24,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:31:20" (2/3) ... [2018-10-24 16:31:24,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b306ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:31:24, skipping insertion in model container [2018-10-24 16:31:24,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:31:24" (3/3) ... [2018-10-24 16:31:24,375 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label55_true-unreach-call_false-termination.c [2018-10-24 16:31:24,386 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 16:31:24,396 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 16:31:24,414 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 16:31:24,451 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 16:31:24,452 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 16:31:24,452 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 16:31:24,453 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 16:31:24,453 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 16:31:24,453 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 16:31:24,453 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 16:31:24,453 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 16:31:24,454 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 16:31:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-24 16:31:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-24 16:31:24,487 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:24,489 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] [2018-10-24 16:31:24,491 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:24,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:24,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1482679290, now seen corresponding path program 1 times [2018-10-24 16:31:24,501 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:24,502 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:24,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:24,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:24,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:31:24,937 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:31:24,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:31:24,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:31:24,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:31:24,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:31:24,961 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-10-24 16:31:27,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:27,990 INFO L93 Difference]: Finished difference Result 870 states and 1578 transitions. [2018-10-24 16:31:27,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:31:27,993 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2018-10-24 16:31:27,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:28,018 INFO L225 Difference]: With dead ends: 870 [2018-10-24 16:31:28,018 INFO L226 Difference]: Without dead ends: 617 [2018-10-24 16:31:28,024 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:31:28,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2018-10-24 16:31:28,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 617. [2018-10-24 16:31:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2018-10-24 16:31:28,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 985 transitions. [2018-10-24 16:31:28,150 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 985 transitions. Word has length 58 [2018-10-24 16:31:28,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:28,151 INFO L481 AbstractCegarLoop]: Abstraction has 617 states and 985 transitions. [2018-10-24 16:31:28,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:31:28,151 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 985 transitions. [2018-10-24 16:31:28,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-24 16:31:28,166 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:28,166 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:31:28,168 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:28,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:28,168 INFO L82 PathProgramCache]: Analyzing trace with hash 100657665, now seen corresponding path program 1 times [2018-10-24 16:31:28,168 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:28,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:28,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:28,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:28,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:31:28,831 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:31:28,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-24 16:31:28,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 16:31:28,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 16:31:28,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:31:28,834 INFO L87 Difference]: Start difference. First operand 617 states and 985 transitions. Second operand 6 states. [2018-10-24 16:31:34,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:34,338 INFO L93 Difference]: Finished difference Result 2487 states and 3857 transitions. [2018-10-24 16:31:34,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 16:31:34,339 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2018-10-24 16:31:34,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:34,352 INFO L225 Difference]: With dead ends: 2487 [2018-10-24 16:31:34,352 INFO L226 Difference]: Without dead ends: 1872 [2018-10-24 16:31:34,359 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-24 16:31:34,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1872 states. [2018-10-24 16:31:34,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1872 to 1691. [2018-10-24 16:31:34,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2018-10-24 16:31:34,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2279 transitions. [2018-10-24 16:31:34,429 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2279 transitions. Word has length 167 [2018-10-24 16:31:34,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:34,430 INFO L481 AbstractCegarLoop]: Abstraction has 1691 states and 2279 transitions. [2018-10-24 16:31:34,430 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 16:31:34,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2279 transitions. [2018-10-24 16:31:34,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-24 16:31:34,447 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:34,447 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:31:34,447 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:34,448 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:34,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1768355921, now seen corresponding path program 1 times [2018-10-24 16:31:34,448 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:34,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:34,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:34,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:34,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:34,673 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-24 16:31:34,673 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:31:34,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:31:34,674 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:31:34,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:31:34,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:31:34,675 INFO L87 Difference]: Start difference. First operand 1691 states and 2279 transitions. Second operand 4 states. [2018-10-24 16:31:37,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:37,448 INFO L93 Difference]: Finished difference Result 4454 states and 6277 transitions. [2018-10-24 16:31:37,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:31:37,454 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 234 [2018-10-24 16:31:37,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:37,467 INFO L225 Difference]: With dead ends: 4454 [2018-10-24 16:31:37,467 INFO L226 Difference]: Without dead ends: 2765 [2018-10-24 16:31:37,470 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:31:37,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2765 states. [2018-10-24 16:31:37,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2765 to 2765. [2018-10-24 16:31:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2765 states. [2018-10-24 16:31:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2765 states and 3622 transitions. [2018-10-24 16:31:37,525 INFO L78 Accepts]: Start accepts. Automaton has 2765 states and 3622 transitions. Word has length 234 [2018-10-24 16:31:37,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:37,526 INFO L481 AbstractCegarLoop]: Abstraction has 2765 states and 3622 transitions. [2018-10-24 16:31:37,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:31:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 3622 transitions. [2018-10-24 16:31:37,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-24 16:31:37,531 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:37,532 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 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] [2018-10-24 16:31:37,532 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:37,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:37,532 INFO L82 PathProgramCache]: Analyzing trace with hash 819584340, now seen corresponding path program 1 times [2018-10-24 16:31:37,533 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:37,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:37,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:37,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:37,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:37,872 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 160 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-24 16:31:37,872 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:31:37,872 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:31:37,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:37,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:31:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-24 16:31:38,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:31:38,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-24 16:31:38,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 16:31:38,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 16:31:38,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:31:38,188 INFO L87 Difference]: Start difference. First operand 2765 states and 3622 transitions. Second operand 6 states. [2018-10-24 16:31:47,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:47,826 INFO L93 Difference]: Finished difference Result 8081 states and 10627 transitions. [2018-10-24 16:31:47,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-24 16:31:47,831 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 248 [2018-10-24 16:31:47,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:47,850 INFO L225 Difference]: With dead ends: 8081 [2018-10-24 16:31:47,850 INFO L226 Difference]: Without dead ends: 4747 [2018-10-24 16:31:47,856 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 249 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-10-24 16:31:47,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4747 states. [2018-10-24 16:31:47,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4747 to 2748. [2018-10-24 16:31:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2748 states. [2018-10-24 16:31:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2748 states and 3108 transitions. [2018-10-24 16:31:47,923 INFO L78 Accepts]: Start accepts. Automaton has 2748 states and 3108 transitions. Word has length 248 [2018-10-24 16:31:47,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:47,923 INFO L481 AbstractCegarLoop]: Abstraction has 2748 states and 3108 transitions. [2018-10-24 16:31:47,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 16:31:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 3108 transitions. [2018-10-24 16:31:47,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-10-24 16:31:47,931 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:47,931 INFO L375 BasicCegarLoop]: trace histogram [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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:31:47,932 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:47,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:47,932 INFO L82 PathProgramCache]: Analyzing trace with hash -2018352760, now seen corresponding path program 1 times [2018-10-24 16:31:47,932 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:47,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:47,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:47,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:47,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:48,532 WARN L179 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-24 16:31:49,000 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 310 proven. 46 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-24 16:31:49,001 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:31:49,001 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 [2018-10-24 16:31:49,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:49,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:31:49,257 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-10-24 16:31:49,288 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:31:49,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-24 16:31:49,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-24 16:31:49,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-24 16:31:49,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-10-24 16:31:49,290 INFO L87 Difference]: Start difference. First operand 2748 states and 3108 transitions. Second operand 8 states. [2018-10-24 16:31:54,139 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-10-24 16:31:57,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:57,536 INFO L93 Difference]: Finished difference Result 6763 states and 7755 transitions. [2018-10-24 16:31:57,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 16:31:57,537 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 365 [2018-10-24 16:31:57,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:57,554 INFO L225 Difference]: With dead ends: 6763 [2018-10-24 16:31:57,555 INFO L226 Difference]: Without dead ends: 4016 [2018-10-24 16:31:57,560 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 367 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-10-24 16:31:57,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4016 states. [2018-10-24 16:31:57,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4016 to 3821. [2018-10-24 16:31:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3821 states. [2018-10-24 16:31:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 4244 transitions. [2018-10-24 16:31:57,624 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 4244 transitions. Word has length 365 [2018-10-24 16:31:57,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:57,624 INFO L481 AbstractCegarLoop]: Abstraction has 3821 states and 4244 transitions. [2018-10-24 16:31:57,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-24 16:31:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 4244 transitions. [2018-10-24 16:31:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2018-10-24 16:31:57,639 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:57,639 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:31:57,639 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:57,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:57,640 INFO L82 PathProgramCache]: Analyzing trace with hash 1724717669, now seen corresponding path program 1 times [2018-10-24 16:31:57,640 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:57,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:57,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:57,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:57,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 786 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2018-10-24 16:31:58,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:31:58,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 16:31:58,276 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 16:31:58,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 16:31:58,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:31:58,276 INFO L87 Difference]: Start difference. First operand 3821 states and 4244 transitions. Second operand 7 states. [2018-10-24 16:32:00,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:00,113 INFO L93 Difference]: Finished difference Result 7896 states and 8791 transitions. [2018-10-24 16:32:00,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-24 16:32:00,113 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 533 [2018-10-24 16:32:00,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:00,127 INFO L225 Difference]: With dead ends: 7896 [2018-10-24 16:32:00,127 INFO L226 Difference]: Without dead ends: 3639 [2018-10-24 16:32:00,132 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:32:00,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3639 states. [2018-10-24 16:32:00,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3639 to 3639. [2018-10-24 16:32:00,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3639 states. [2018-10-24 16:32:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 3996 transitions. [2018-10-24 16:32:00,190 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 3996 transitions. Word has length 533 [2018-10-24 16:32:00,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:00,191 INFO L481 AbstractCegarLoop]: Abstraction has 3639 states and 3996 transitions. [2018-10-24 16:32:00,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 16:32:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 3996 transitions. [2018-10-24 16:32:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2018-10-24 16:32:00,209 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:00,210 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 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, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:32:00,210 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:00,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:00,211 INFO L82 PathProgramCache]: Analyzing trace with hash -976634756, now seen corresponding path program 1 times [2018-10-24 16:32:00,211 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:00,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:00,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:00,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:00,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:00,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 835 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-10-24 16:32:00,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:32:00,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:32:00,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:32:00,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:32:00,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:00,673 INFO L87 Difference]: Start difference. First operand 3639 states and 3996 transitions. Second operand 4 states. [2018-10-24 16:32:02,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:02,009 INFO L93 Difference]: Finished difference Result 9245 states and 10428 transitions. [2018-10-24 16:32:02,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:32:02,010 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 603 [2018-10-24 16:32:02,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:02,034 INFO L225 Difference]: With dead ends: 9245 [2018-10-24 16:32:02,034 INFO L226 Difference]: Without dead ends: 5787 [2018-10-24 16:32:02,039 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:02,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2018-10-24 16:32:02,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 5787. [2018-10-24 16:32:02,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5787 states. [2018-10-24 16:32:02,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5787 states to 5787 states and 6398 transitions. [2018-10-24 16:32:02,133 INFO L78 Accepts]: Start accepts. Automaton has 5787 states and 6398 transitions. Word has length 603 [2018-10-24 16:32:02,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:02,134 INFO L481 AbstractCegarLoop]: Abstraction has 5787 states and 6398 transitions. [2018-10-24 16:32:02,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:32:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 5787 states and 6398 transitions. [2018-10-24 16:32:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2018-10-24 16:32:02,158 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:02,158 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:32:02,159 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:02,159 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:02,159 INFO L82 PathProgramCache]: Analyzing trace with hash 949822707, now seen corresponding path program 1 times [2018-10-24 16:32:02,159 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:02,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:02,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:02,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:02,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:02,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked. [2018-10-24 16:32:02,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:32:02,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:32:02,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:32:02,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:32:02,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:02,781 INFO L87 Difference]: Start difference. First operand 5787 states and 6398 transitions. Second operand 4 states. [2018-10-24 16:32:04,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:04,303 INFO L93 Difference]: Finished difference Result 13004 states and 14454 transitions. [2018-10-24 16:32:04,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:32:04,303 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 689 [2018-10-24 16:32:04,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:04,334 INFO L225 Difference]: With dead ends: 13004 [2018-10-24 16:32:04,334 INFO L226 Difference]: Without dead ends: 7398 [2018-10-24 16:32:04,340 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:04,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7398 states. [2018-10-24 16:32:04,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7398 to 7219. [2018-10-24 16:32:04,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7219 states. [2018-10-24 16:32:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7219 states to 7219 states and 7848 transitions. [2018-10-24 16:32:04,436 INFO L78 Accepts]: Start accepts. Automaton has 7219 states and 7848 transitions. Word has length 689 [2018-10-24 16:32:04,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:04,437 INFO L481 AbstractCegarLoop]: Abstraction has 7219 states and 7848 transitions. [2018-10-24 16:32:04,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:32:04,437 INFO L276 IsEmpty]: Start isEmpty. Operand 7219 states and 7848 transitions. [2018-10-24 16:32:04,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2018-10-24 16:32:04,449 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:04,449 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, 6, 6, 6, 6, 6, 6, 6, 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, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:32:04,450 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:04,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:04,450 INFO L82 PathProgramCache]: Analyzing trace with hash 1433926491, now seen corresponding path program 1 times [2018-10-24 16:32:04,450 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:04,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:04,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:04,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:04,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:05,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1784 backedges. 1239 proven. 0 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2018-10-24 16:32:05,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:32:05,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:32:05,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 16:32:05,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 16:32:05,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:32:05,053 INFO L87 Difference]: Start difference. First operand 7219 states and 7848 transitions. Second operand 3 states. [2018-10-24 16:32:05,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:05,798 INFO L93 Difference]: Finished difference Result 16584 states and 18081 transitions. [2018-10-24 16:32:05,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 16:32:05,798 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 750 [2018-10-24 16:32:05,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:05,814 INFO L225 Difference]: With dead ends: 16584 [2018-10-24 16:32:05,814 INFO L226 Difference]: Without dead ends: 9546 [2018-10-24 16:32:05,822 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:32:05,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9546 states. [2018-10-24 16:32:05,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9546 to 9367. [2018-10-24 16:32:05,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9367 states. [2018-10-24 16:32:05,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9367 states to 9367 states and 10147 transitions. [2018-10-24 16:32:05,931 INFO L78 Accepts]: Start accepts. Automaton has 9367 states and 10147 transitions. Word has length 750 [2018-10-24 16:32:05,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:05,931 INFO L481 AbstractCegarLoop]: Abstraction has 9367 states and 10147 transitions. [2018-10-24 16:32:05,932 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 16:32:05,932 INFO L276 IsEmpty]: Start isEmpty. Operand 9367 states and 10147 transitions. [2018-10-24 16:32:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 925 [2018-10-24 16:32:05,947 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:05,948 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:32:05,948 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:05,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:05,949 INFO L82 PathProgramCache]: Analyzing trace with hash -518137389, now seen corresponding path program 1 times [2018-10-24 16:32:05,949 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:05,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:05,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:05,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:05,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:06,589 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 16:32:06,827 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-24 16:32:07,012 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-24 16:32:07,296 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-24 16:32:07,540 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-24 16:32:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2529 backedges. 1782 proven. 201 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2018-10-24 16:32:09,032 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:32:09,032 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 [2018-10-24 16:32:09,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:09,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:32:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2529 backedges. 1689 proven. 93 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2018-10-24 16:32:10,615 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 16:32:10,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 8 [2018-10-24 16:32:10,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-24 16:32:10,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-24 16:32:10,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-24 16:32:10,617 INFO L87 Difference]: Start difference. First operand 9367 states and 10147 transitions. Second operand 9 states. [2018-10-24 16:32:13,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:13,755 INFO L93 Difference]: Finished difference Result 19396 states and 21040 transitions. [2018-10-24 16:32:13,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-24 16:32:13,756 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 924 [2018-10-24 16:32:13,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:13,778 INFO L225 Difference]: With dead ends: 19396 [2018-10-24 16:32:13,778 INFO L226 Difference]: Without dead ends: 10210 [2018-10-24 16:32:13,789 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 934 GetRequests, 923 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-24 16:32:13,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10210 states. [2018-10-24 16:32:13,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10210 to 9903. [2018-10-24 16:32:13,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9903 states. [2018-10-24 16:32:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9903 states to 9903 states and 10666 transitions. [2018-10-24 16:32:13,928 INFO L78 Accepts]: Start accepts. Automaton has 9903 states and 10666 transitions. Word has length 924 [2018-10-24 16:32:13,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:13,929 INFO L481 AbstractCegarLoop]: Abstraction has 9903 states and 10666 transitions. [2018-10-24 16:32:13,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-24 16:32:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 9903 states and 10666 transitions. [2018-10-24 16:32:13,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1003 [2018-10-24 16:32:13,946 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:13,947 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:32:13,947 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:13,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:13,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1971508901, now seen corresponding path program 1 times [2018-10-24 16:32:13,948 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:13,948 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:13,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:13,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:13,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:14,747 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 11 [2018-10-24 16:32:15,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3125 backedges. 1156 proven. 0 refuted. 0 times theorem prover too weak. 1969 trivial. 0 not checked. [2018-10-24 16:32:15,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:32:15,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:32:15,174 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:32:15,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:32:15,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:15,174 INFO L87 Difference]: Start difference. First operand 9903 states and 10666 transitions. Second operand 4 states. [2018-10-24 16:32:16,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:16,645 INFO L93 Difference]: Finished difference Result 19625 states and 21150 transitions. [2018-10-24 16:32:16,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:32:16,645 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1002 [2018-10-24 16:32:16,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:16,664 INFO L225 Difference]: With dead ends: 19625 [2018-10-24 16:32:16,664 INFO L226 Difference]: Without dead ends: 9903 [2018-10-24 16:32:16,675 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:16,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9903 states. [2018-10-24 16:32:16,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9903 to 9903. [2018-10-24 16:32:16,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9903 states. [2018-10-24 16:32:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9903 states to 9903 states and 10490 transitions. [2018-10-24 16:32:16,805 INFO L78 Accepts]: Start accepts. Automaton has 9903 states and 10490 transitions. Word has length 1002 [2018-10-24 16:32:16,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:16,807 INFO L481 AbstractCegarLoop]: Abstraction has 9903 states and 10490 transitions. [2018-10-24 16:32:16,807 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:32:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 9903 states and 10490 transitions. [2018-10-24 16:32:16,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1079 [2018-10-24 16:32:16,828 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:16,829 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:32:16,829 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:16,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:16,830 INFO L82 PathProgramCache]: Analyzing trace with hash 598154360, now seen corresponding path program 1 times [2018-10-24 16:32:16,830 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:16,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:16,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:16,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:16,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:17,747 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 8 [2018-10-24 16:32:18,514 INFO L134 CoverageAnalysis]: Checked inductivity of 3785 backedges. 1288 proven. 0 refuted. 0 times theorem prover too weak. 2497 trivial. 0 not checked. [2018-10-24 16:32:18,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:32:18,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:32:18,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:32:18,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:32:18,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:18,515 INFO L87 Difference]: Start difference. First operand 9903 states and 10490 transitions. Second operand 4 states. [2018-10-24 16:32:19,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:19,891 INFO L93 Difference]: Finished difference Result 19625 states and 20798 transitions. [2018-10-24 16:32:19,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:32:19,891 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1078 [2018-10-24 16:32:19,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:19,906 INFO L225 Difference]: With dead ends: 19625 [2018-10-24 16:32:19,907 INFO L226 Difference]: Without dead ends: 9543 [2018-10-24 16:32:19,916 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:19,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9543 states. [2018-10-24 16:32:20,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9543 to 9185. [2018-10-24 16:32:20,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9185 states. [2018-10-24 16:32:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9185 states to 9185 states and 9571 transitions. [2018-10-24 16:32:20,018 INFO L78 Accepts]: Start accepts. Automaton has 9185 states and 9571 transitions. Word has length 1078 [2018-10-24 16:32:20,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:20,019 INFO L481 AbstractCegarLoop]: Abstraction has 9185 states and 9571 transitions. [2018-10-24 16:32:20,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:32:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 9185 states and 9571 transitions. [2018-10-24 16:32:20,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1127 [2018-10-24 16:32:20,038 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:20,039 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2018-10-24 16:32:20,039 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:20,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:20,040 INFO L82 PathProgramCache]: Analyzing trace with hash -830247680, now seen corresponding path program 1 times [2018-10-24 16:32:20,040 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:20,040 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:20,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:20,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:20,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:21,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4022 backedges. 2648 proven. 0 refuted. 0 times theorem prover too weak. 1374 trivial. 0 not checked. [2018-10-24 16:32:21,433 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:32:21,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-24 16:32:21,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-24 16:32:21,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-24 16:32:21,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-24 16:32:21,435 INFO L87 Difference]: Start difference. First operand 9185 states and 9571 transitions. Second operand 5 states. [2018-10-24 16:32:23,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:23,066 INFO L93 Difference]: Finished difference Result 19089 states and 19901 transitions. [2018-10-24 16:32:23,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 16:32:23,067 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1126 [2018-10-24 16:32:23,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:23,080 INFO L225 Difference]: With dead ends: 19089 [2018-10-24 16:32:23,080 INFO L226 Difference]: Without dead ends: 10085 [2018-10-24 16:32:23,090 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 [2018-10-24 16:32:23,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10085 states. [2018-10-24 16:32:23,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10085 to 9364. [2018-10-24 16:32:23,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9364 states. [2018-10-24 16:32:23,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9364 states to 9364 states and 9751 transitions. [2018-10-24 16:32:23,200 INFO L78 Accepts]: Start accepts. Automaton has 9364 states and 9751 transitions. Word has length 1126 [2018-10-24 16:32:23,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:23,201 INFO L481 AbstractCegarLoop]: Abstraction has 9364 states and 9751 transitions. [2018-10-24 16:32:23,201 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-24 16:32:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand 9364 states and 9751 transitions. [2018-10-24 16:32:23,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1668 [2018-10-24 16:32:23,237 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:23,238 INFO L375 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 8, 8, 8, 8, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:32:23,238 INFO L424 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:23,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:23,239 INFO L82 PathProgramCache]: Analyzing trace with hash -942637433, now seen corresponding path program 1 times [2018-10-24 16:32:23,239 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:23,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:23,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:23,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:23,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:25,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8851 backedges. 3726 proven. 504 refuted. 0 times theorem prover too weak. 4621 trivial. 0 not checked. [2018-10-24 16:32:25,871 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:32:25,871 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 [2018-10-24 16:32:25,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:26,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:32:27,544 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2018-10-24 16:32:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 8851 backedges. 3876 proven. 354 refuted. 0 times theorem prover too weak. 4621 trivial. 0 not checked. [2018-10-24 16:32:29,880 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 16:32:29,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 12 [2018-10-24 16:32:29,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-24 16:32:29,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-24 16:32:29,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-10-24 16:32:29,883 INFO L87 Difference]: Start difference. First operand 9364 states and 9751 transitions. Second operand 12 states. [2018-10-24 16:32:39,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:39,587 INFO L93 Difference]: Finished difference Result 20910 states and 21804 transitions. [2018-10-24 16:32:39,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-24 16:32:39,587 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1667 [2018-10-24 16:32:39,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:39,602 INFO L225 Difference]: With dead ends: 20910 [2018-10-24 16:32:39,602 INFO L226 Difference]: Without dead ends: 11529 [2018-10-24 16:32:39,610 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1691 GetRequests, 1672 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-24 16:32:39,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11529 states. [2018-10-24 16:32:39,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11529 to 11169. [2018-10-24 16:32:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11169 states. [2018-10-24 16:32:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11169 states to 11169 states and 11551 transitions. [2018-10-24 16:32:39,739 INFO L78 Accepts]: Start accepts. Automaton has 11169 states and 11551 transitions. Word has length 1667 [2018-10-24 16:32:39,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:39,740 INFO L481 AbstractCegarLoop]: Abstraction has 11169 states and 11551 transitions. [2018-10-24 16:32:39,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-24 16:32:39,740 INFO L276 IsEmpty]: Start isEmpty. Operand 11169 states and 11551 transitions. [2018-10-24 16:32:39,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1842 [2018-10-24 16:32:39,775 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:32:39,776 INFO L375 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 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, 10, 9, 9, 9, 9, 9, 9, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:32:39,777 INFO L424 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:32:39,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:32:39,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1395705905, now seen corresponding path program 1 times [2018-10-24 16:32:39,778 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:32:39,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:32:39,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:39,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:32:39,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:32:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:32:42,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10494 backedges. 4634 proven. 0 refuted. 0 times theorem prover too weak. 5860 trivial. 0 not checked. [2018-10-24 16:32:42,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:32:42,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:32:42,682 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:32:42,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:32:42,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:42,683 INFO L87 Difference]: Start difference. First operand 11169 states and 11551 transitions. Second operand 4 states. [2018-10-24 16:32:43,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:32:43,692 INFO L93 Difference]: Finished difference Result 23212 states and 23993 transitions. [2018-10-24 16:32:43,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:32:43,693 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1841 [2018-10-24 16:32:43,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:32:43,694 INFO L225 Difference]: With dead ends: 23212 [2018-10-24 16:32:43,694 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 16:32:43,701 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:32:43,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 16:32:43,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 16:32:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 16:32:43,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 16:32:43,702 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1841 [2018-10-24 16:32:43,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:32:43,702 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 16:32:43,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:32:43,703 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 16:32:43,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 16:32:43,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 16:32:43,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:43,977 WARN L179 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 182 [2018-10-24 16:32:44,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:32:44,214 WARN L179 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 182 [2018-10-24 16:32:45,908 WARN L179 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 153 DAG size of output: 95 [2018-10-24 16:32:47,220 WARN L179 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 153 DAG size of output: 95 [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-24 16:32:47,224 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-24 16:32:47,225 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-24 16:32:47,226 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-24 16:32:47,227 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,228 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-24 16:32:47,229 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-24 16:32:47,230 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-24 16:32:47,231 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-24 16:32:47,232 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-24 16:32:47,233 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-24 16:32:47,234 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-24 16:32:47,235 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-24 16:32:47,236 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,237 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-24 16:32:47,238 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-24 16:32:47,239 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,240 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,241 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse14 (= ~a21~0 7)) (.cse0 (= ~a24~0 1)) (.cse15 (= ~a15~0 8)) (.cse21 (+ ~a12~0 43))) (let ((.cse1 (<= ~a12~0 72)) (.cse4 (<= 19 ~a12~0)) (.cse11 (<= 9 ~a15~0)) (.cse16 (< 0 .cse21)) (.cse5 (= ~a15~0 5)) (.cse10 (<= ~a12~0 11)) (.cse18 (<= ~a12~0 95434)) (.cse2 (not .cse15)) (.cse19 (<= (+ ~a12~0 49) 0)) (.cse7 (<= ~a21~0 6)) (.cse13 (< 80 ~a12~0)) (.cse9 (= ~a21~0 10)) (.cse6 (= ~a15~0 7)) (.cse20 (or (< 11 ~a12~0) (and .cse0 (or (<= .cse21 0) .cse15)))) (.cse3 (<= ~a15~0 8)) (.cse17 (not .cse14)) (.cse12 (= ~a21~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~a21~0 6) .cse0 .cse5) (and .cse6 .cse0 .cse7) (and (exists ((v_prenex_2 Int)) (let ((.cse8 (* 9 v_prenex_2))) (and (<= 0 .cse8) (< 80 v_prenex_2) (<= (+ ~a12~0 546123) (div .cse8 10)) (<= v_prenex_2 95434)))) .cse6 .cse0) (and .cse0 .cse9 .cse10) (and (or (and .cse11 .cse12 .cse13) (and .cse11 .cse14 .cse13)) .cse0) (and .cse15 .cse0 .cse10 .cse16) (and .cse0 .cse2 .cse13 (= ~a21~0 9)) (and .cse0 .cse12 (<= (+ ~a12~0 526767) 0)) (and .cse0 .cse12 .cse1 .cse4) (and .cse0 .cse11 .cse12 .cse10 .cse16) (and (not .cse5) .cse0 .cse10 .cse3 .cse17) (and .cse15 .cse0 .cse7) (and .cse18 (<= 95381 ~a12~0) .cse0 .cse7) (and .cse15 .cse0 .cse19) (and .cse18 .cse0 .cse20 .cse3 .cse7) (and .cse2 (or (and .cse3 .cse19 .cse7) (and .cse0 .cse9 .cse13))) (and .cse0 .cse9 .cse3) (and .cse6 .cse0 .cse12) (and (<= ~a12~0 80) .cse0 .cse20 .cse3 .cse17) (and (<= ~a12~0 73282) .cse15 .cse0 .cse12)))) [2018-10-24 16:32:47,241 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-24 16:32:47,241 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-24 16:32:47,241 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-24 16:32:47,241 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-24 16:32:47,242 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-24 16:32:47,243 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-24 16:32:47,244 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-24 16:32:47,245 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse14 (= ~a21~0 7)) (.cse0 (= ~a24~0 1)) (.cse15 (= ~a15~0 8)) (.cse21 (+ ~a12~0 43))) (let ((.cse1 (<= ~a12~0 72)) (.cse4 (<= 19 ~a12~0)) (.cse11 (<= 9 ~a15~0)) (.cse16 (< 0 .cse21)) (.cse5 (= ~a15~0 5)) (.cse10 (<= ~a12~0 11)) (.cse18 (<= ~a12~0 95434)) (.cse2 (not .cse15)) (.cse19 (<= (+ ~a12~0 49) 0)) (.cse7 (<= ~a21~0 6)) (.cse13 (< 80 ~a12~0)) (.cse9 (= ~a21~0 10)) (.cse6 (= ~a15~0 7)) (.cse20 (or (< 11 ~a12~0) (and .cse0 (or (<= .cse21 0) .cse15)))) (.cse3 (<= ~a15~0 8)) (.cse17 (not .cse14)) (.cse12 (= ~a21~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~a21~0 6) .cse0 .cse5) (and .cse6 .cse0 .cse7) (and (exists ((v_prenex_2 Int)) (let ((.cse8 (* 9 v_prenex_2))) (and (<= 0 .cse8) (< 80 v_prenex_2) (<= (+ ~a12~0 546123) (div .cse8 10)) (<= v_prenex_2 95434)))) .cse6 .cse0) (and .cse0 .cse9 .cse10) (and (or (and .cse11 .cse12 .cse13) (and .cse11 .cse14 .cse13)) .cse0) (and .cse15 .cse0 .cse10 .cse16) (and .cse0 .cse2 .cse13 (= ~a21~0 9)) (and .cse0 .cse12 (<= (+ ~a12~0 526767) 0)) (and .cse0 .cse12 .cse1 .cse4) (and .cse0 .cse11 .cse12 .cse10 .cse16) (and (not .cse5) .cse0 .cse10 .cse3 .cse17) (and .cse15 .cse0 .cse7) (and .cse18 (<= 95381 ~a12~0) .cse0 .cse7) (and .cse15 .cse0 .cse19) (and .cse18 .cse0 .cse20 .cse3 .cse7) (and .cse2 (or (and .cse3 .cse19 .cse7) (and .cse0 .cse9 .cse13))) (and .cse0 .cse9 .cse3) (and .cse6 .cse0 .cse12) (and (<= ~a12~0 80) .cse0 .cse20 .cse3 .cse17) (and (<= ~a12~0 73282) .cse15 .cse0 .cse12)))) [2018-10-24 16:32:47,245 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-24 16:32:47,245 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-24 16:32:47,245 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-24 16:32:47,245 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-24 16:32:47,245 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-24 16:32:47,246 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-24 16:32:47,247 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,248 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-24 16:32:47,249 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-24 16:32:47,250 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-24 16:32:47,258 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,260 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,271 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,271 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,272 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,272 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,276 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,276 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,276 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,277 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,279 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,279 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,280 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,280 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:32:47 BoogieIcfgContainer [2018-10-24 16:32:47,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 16:32:47,285 INFO L168 Benchmark]: Toolchain (without parser) took 87617.08 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 3.3 GB in the end (delta: -1.9 GB). Peak memory consumption was 781.3 MB. Max. memory is 7.1 GB. [2018-10-24 16:32:47,286 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. [2018-10-24 16:32:47,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-24 16:32:47,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.03 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.8 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. [2018-10-24 16:32:47,288 INFO L168 Benchmark]: Boogie Preprocessor took 123.50 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2018-10-24 16:32:47,289 INFO L168 Benchmark]: RCFGBuilder took 3532.11 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 7.1 GB. [2018-10-24 16:32:47,290 INFO L168 Benchmark]: TraceAbstraction took 82917.69 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 3.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 714.7 MB. Max. memory is 7.1 GB. [2018-10-24 16:32:47,295 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 783.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 252.03 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.8 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 123.50 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3532.11 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 82917.69 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 3.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 714.7 MB. 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_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 175]: 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 [2018-10-24 16:32:47,312 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,312 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,315 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,315 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((a24 == 1 && a12 <= 72) && !(a15 == 8)) && a15 <= 8) && 19 <= a12) || ((a21 == 6 && a24 == 1) && a15 == 5)) || ((a15 == 7 && a24 == 1) && a21 <= 6)) || (((\exists v_prenex_2 : int :: ((0 <= 9 * v_prenex_2 && 80 < v_prenex_2) && a12 + 546123 <= 9 * v_prenex_2 / 10) && v_prenex_2 <= 95434) && a15 == 7) && a24 == 1)) || ((a24 == 1 && a21 == 10) && a12 <= 11)) || ((((9 <= a15 && a21 == 8) && 80 < a12) || ((9 <= a15 && a21 == 7) && 80 < a12)) && a24 == 1)) || (((a15 == 8 && a24 == 1) && a12 <= 11) && 0 < a12 + 43)) || (((a24 == 1 && !(a15 == 8)) && 80 < a12) && a21 == 9)) || ((a24 == 1 && a21 == 8) && a12 + 526767 <= 0)) || (((a24 == 1 && a21 == 8) && a12 <= 72) && 19 <= a12)) || ((((a24 == 1 && 9 <= a15) && a21 == 8) && a12 <= 11) && 0 < a12 + 43)) || ((((!(a15 == 5) && a24 == 1) && a12 <= 11) && a15 <= 8) && !(a21 == 7))) || ((a15 == 8 && a24 == 1) && a21 <= 6)) || (((a12 <= 95434 && 95381 <= a12) && a24 == 1) && a21 <= 6)) || ((a15 == 8 && a24 == 1) && a12 + 49 <= 0)) || ((((a12 <= 95434 && a24 == 1) && (11 < a12 || (a24 == 1 && (a12 + 43 <= 0 || a15 == 8)))) && a15 <= 8) && a21 <= 6)) || (!(a15 == 8) && (((a15 <= 8 && a12 + 49 <= 0) && a21 <= 6) || ((a24 == 1 && a21 == 10) && 80 < a12)))) || ((a24 == 1 && a21 == 10) && a15 <= 8)) || ((a15 == 7 && a24 == 1) && a21 == 8)) || ((((a12 <= 80 && a24 == 1) && (11 < a12 || (a24 == 1 && (a12 + 43 <= 0 || a15 == 8)))) && a15 <= 8) && !(a21 == 7))) || (((a12 <= 73282 && a15 == 8) && a24 == 1) && a21 == 8) - InvariantResult [Line: 20]: Loop Invariant [2018-10-24 16:32:47,327 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,327 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,328 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,328 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,329 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,330 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,332 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2018-10-24 16:32:47,332 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((a24 == 1 && a12 <= 72) && !(a15 == 8)) && a15 <= 8) && 19 <= a12) || ((a21 == 6 && a24 == 1) && a15 == 5)) || ((a15 == 7 && a24 == 1) && a21 <= 6)) || (((\exists v_prenex_2 : int :: ((0 <= 9 * v_prenex_2 && 80 < v_prenex_2) && a12 + 546123 <= 9 * v_prenex_2 / 10) && v_prenex_2 <= 95434) && a15 == 7) && a24 == 1)) || ((a24 == 1 && a21 == 10) && a12 <= 11)) || ((((9 <= a15 && a21 == 8) && 80 < a12) || ((9 <= a15 && a21 == 7) && 80 < a12)) && a24 == 1)) || (((a15 == 8 && a24 == 1) && a12 <= 11) && 0 < a12 + 43)) || (((a24 == 1 && !(a15 == 8)) && 80 < a12) && a21 == 9)) || ((a24 == 1 && a21 == 8) && a12 + 526767 <= 0)) || (((a24 == 1 && a21 == 8) && a12 <= 72) && 19 <= a12)) || ((((a24 == 1 && 9 <= a15) && a21 == 8) && a12 <= 11) && 0 < a12 + 43)) || ((((!(a15 == 5) && a24 == 1) && a12 <= 11) && a15 <= 8) && !(a21 == 7))) || ((a15 == 8 && a24 == 1) && a21 <= 6)) || (((a12 <= 95434 && 95381 <= a12) && a24 == 1) && a21 <= 6)) || ((a15 == 8 && a24 == 1) && a12 + 49 <= 0)) || ((((a12 <= 95434 && a24 == 1) && (11 < a12 || (a24 == 1 && (a12 + 43 <= 0 || a15 == 8)))) && a15 <= 8) && a21 <= 6)) || (!(a15 == 8) && (((a15 <= 8 && a12 + 49 <= 0) && a21 <= 6) || ((a24 == 1 && a21 == 10) && 80 < a12)))) || ((a24 == 1 && a21 == 10) && a15 <= 8)) || ((a15 == 7 && a24 == 1) && a21 == 8)) || ((((a12 <= 80 && a24 == 1) && (11 < a12 || (a24 == 1 && (a12 + 43 <= 0 || a15 == 8)))) && a15 <= 8) && !(a21 == 7))) || (((a12 <= 73282 && a15 == 8) && 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, 15 OverallIterations, 15 TraceHistogramMax, 53.3s AutomataDifference, 0.0s DeadEndRemovalTime, 3.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2395 SDtfs, 9387 SDslu, 2308 SDs, 0 SdLazy, 29982 SolverSat, 2984 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3310 GetRequests, 3229 SyntacticMatches, 7 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11169occurred in iteration=14, 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, 15 MinimizatonAttempts, 4479 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 168 NumberOfFragments, 699 HoareAnnotationTreeSize, 3 FomulaSimplifications, 11456 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3758 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 14.4s InterpolantComputationTime, 14489 NumberOfCodeBlocks, 14489 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 14470 ConstructedInterpolants, 18 QuantifiedInterpolants, 43827101 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3919 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 49761/50964 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...