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/Problem02_label39_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 14:53:04,168 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 14:53:04,170 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 14:53:04,188 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 14:53:04,188 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 14:53:04,189 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 14:53:04,191 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 14:53:04,193 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 14:53:04,195 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 14:53:04,195 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 14:53:04,197 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 14:53:04,197 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 14:53:04,198 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 14:53:04,199 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 14:53:04,200 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 14:53:04,201 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 14:53:04,202 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 14:53:04,204 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 14:53:04,206 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 14:53:04,208 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 14:53:04,209 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 14:53:04,211 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 14:53:04,213 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 14:53:04,213 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 14:53:04,214 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 14:53:04,215 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 14:53:04,216 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 14:53:04,217 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 14:53:04,217 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 14:53:04,219 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 14:53:04,219 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 14:53:04,220 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 14:53:04,220 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 14:53:04,220 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 14:53:04,221 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 14:53:04,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 14:53:04,223 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 14:53:04,238 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 14:53:04,239 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 14:53:04,240 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 14:53:04,240 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 14:53:04,240 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 14:53:04,241 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 14:53:04,241 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 14:53:04,241 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 14:53:04,241 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 14:53:04,242 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 14:53:04,242 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 14:53:04,242 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 14:53:04,242 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 14:53:04,242 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 14:53:04,242 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 14:53:04,243 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 14:53:04,243 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 14:53:04,243 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 14:53:04,243 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 14:53:04,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:53:04,244 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 14:53:04,244 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 14:53:04,244 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 14:53:04,244 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 14:53:04,245 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 14:53:04,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 14:53:04,245 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 14:53:04,245 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 14:53:04,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 14:53:04,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 14:53:04,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 14:53:04,315 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 14:53:04,316 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 14:53:04,317 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-10-24 14:53:04,381 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/97260b1b5/4a424b077a9b4f24adf961c1ebf81af6/FLAGd2d8084b5 [2018-10-24 14:53:05,015 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 14:53:05,015 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-10-24 14:53:05,047 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/97260b1b5/4a424b077a9b4f24adf961c1ebf81af6/FLAGd2d8084b5 [2018-10-24 14:53:05,069 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/97260b1b5/4a424b077a9b4f24adf961c1ebf81af6 [2018-10-24 14:53:05,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 14:53:05,080 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 14:53:05,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 14:53:05,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 14:53:05,085 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 14:53:05,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:05,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777de76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05, skipping insertion in model container [2018-10-24 14:53:05,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:05,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 14:53:05,153 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 14:53:05,634 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:53:05,645 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 14:53:05,825 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:53:05,853 INFO L193 MainTranslator]: Completed translation [2018-10-24 14:53:05,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05 WrapperNode [2018-10-24 14:53:05,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 14:53:05,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 14:53:05,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 14:53:05,855 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 14:53:05,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:05,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 14:53:06,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 14:53:06,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 14:53:06,066 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 14:53:06,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... [2018-10-24 14:53:06,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 14:53:06,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 14:53:06,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 14:53:06,170 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 14:53:06,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:53:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 14:53:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 14:53:06,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 14:53:09,678 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 14:53:09,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:53:09 BoogieIcfgContainer [2018-10-24 14:53:09,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 14:53:09,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 14:53:09,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 14:53:09,684 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 14:53:09,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:53:05" (1/3) ... [2018-10-24 14:53:09,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e5fb8af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:53:09, skipping insertion in model container [2018-10-24 14:53:09,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:53:05" (2/3) ... [2018-10-24 14:53:09,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e5fb8af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:53:09, skipping insertion in model container [2018-10-24 14:53:09,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:53:09" (3/3) ... [2018-10-24 14:53:09,689 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label39_true-unreach-call_false-termination.c [2018-10-24 14:53:09,697 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 14:53:09,706 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 14:53:09,724 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 14:53:09,759 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 14:53:09,760 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 14:53:09,761 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 14:53:09,761 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 14:53:09,761 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 14:53:09,761 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 14:53:09,761 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 14:53:09,761 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 14:53:09,762 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 14:53:09,785 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-10-24 14:53:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-24 14:53:09,801 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:09,804 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:09,807 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:09,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:09,813 INFO L82 PathProgramCache]: Analyzing trace with hash 746696132, now seen corresponding path program 1 times [2018-10-24 14:53:09,815 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:09,815 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:09,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:09,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:09,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:10,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:53:10,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:10,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:53:10,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:53:10,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:53:10,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:10,430 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-10-24 14:53:13,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:13,332 INFO L93 Difference]: Finished difference Result 779 states and 1357 transitions. [2018-10-24 14:53:13,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:53:13,335 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2018-10-24 14:53:13,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:13,358 INFO L225 Difference]: With dead ends: 779 [2018-10-24 14:53:13,359 INFO L226 Difference]: Without dead ends: 544 [2018-10-24 14:53:13,364 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:13,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2018-10-24 14:53:13,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 370. [2018-10-24 14:53:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-10-24 14:53:13,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 594 transitions. [2018-10-24 14:53:13,459 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 594 transitions. Word has length 112 [2018-10-24 14:53:13,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:13,461 INFO L481 AbstractCegarLoop]: Abstraction has 370 states and 594 transitions. [2018-10-24 14:53:13,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:53:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 594 transitions. [2018-10-24 14:53:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-24 14:53:13,468 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:13,468 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:13,469 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:13,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:13,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1148685391, now seen corresponding path program 1 times [2018-10-24 14:53:13,469 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:13,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:13,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:13,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:13,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:13,871 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:53:13,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:13,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:53:13,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:53:13,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:53:13,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:13,875 INFO L87 Difference]: Start difference. First operand 370 states and 594 transitions. Second operand 4 states. [2018-10-24 14:53:15,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:15,721 INFO L93 Difference]: Finished difference Result 1308 states and 2193 transitions. [2018-10-24 14:53:15,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:53:15,722 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2018-10-24 14:53:15,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:15,730 INFO L225 Difference]: With dead ends: 1308 [2018-10-24 14:53:15,730 INFO L226 Difference]: Without dead ends: 940 [2018-10-24 14:53:15,733 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:15,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2018-10-24 14:53:15,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 936. [2018-10-24 14:53:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 936 states. [2018-10-24 14:53:15,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1410 transitions. [2018-10-24 14:53:15,808 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1410 transitions. Word has length 117 [2018-10-24 14:53:15,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:15,810 INFO L481 AbstractCegarLoop]: Abstraction has 936 states and 1410 transitions. [2018-10-24 14:53:15,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:53:15,810 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1410 transitions. [2018-10-24 14:53:15,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-24 14:53:15,823 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:15,823 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:15,823 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:15,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:15,824 INFO L82 PathProgramCache]: Analyzing trace with hash 985958592, now seen corresponding path program 1 times [2018-10-24 14:53:15,824 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:15,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:15,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:15,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:15,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:15,933 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:53:15,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:15,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:53:15,934 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:53:15,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:53:15,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:53:15,935 INFO L87 Difference]: Start difference. First operand 936 states and 1410 transitions. Second operand 3 states. [2018-10-24 14:53:18,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:18,611 INFO L93 Difference]: Finished difference Result 2716 states and 4131 transitions. [2018-10-24 14:53:18,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:53:18,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-10-24 14:53:18,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:18,621 INFO L225 Difference]: With dead ends: 2716 [2018-10-24 14:53:18,622 INFO L226 Difference]: Without dead ends: 1782 [2018-10-24 14:53:18,624 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:53:18,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2018-10-24 14:53:18,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2018-10-24 14:53:18,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1782 states. [2018-10-24 14:53:18,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2522 transitions. [2018-10-24 14:53:18,663 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2522 transitions. Word has length 123 [2018-10-24 14:53:18,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:18,664 INFO L481 AbstractCegarLoop]: Abstraction has 1782 states and 2522 transitions. [2018-10-24 14:53:18,664 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:53:18,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2522 transitions. [2018-10-24 14:53:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-24 14:53:18,668 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:18,668 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:18,668 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:18,669 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:18,669 INFO L82 PathProgramCache]: Analyzing trace with hash -659353377, now seen corresponding path program 1 times [2018-10-24 14:53:18,669 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:18,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:18,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:18,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:18,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-24 14:53:18,798 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:18,798 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:53:18,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:53:18,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:53:18,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:18,799 INFO L87 Difference]: Start difference. First operand 1782 states and 2522 transitions. Second operand 4 states. [2018-10-24 14:53:19,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:19,560 INFO L93 Difference]: Finished difference Result 4956 states and 6950 transitions. [2018-10-24 14:53:19,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:53:19,561 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-10-24 14:53:19,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:19,577 INFO L225 Difference]: With dead ends: 4956 [2018-10-24 14:53:19,577 INFO L226 Difference]: Without dead ends: 3176 [2018-10-24 14:53:19,580 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:19,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3176 states. [2018-10-24 14:53:19,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3176 to 3176. [2018-10-24 14:53:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3176 states. [2018-10-24 14:53:19,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 4124 transitions. [2018-10-24 14:53:19,647 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 4124 transitions. Word has length 124 [2018-10-24 14:53:19,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:19,648 INFO L481 AbstractCegarLoop]: Abstraction has 3176 states and 4124 transitions. [2018-10-24 14:53:19,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:53:19,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 4124 transitions. [2018-10-24 14:53:19,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-24 14:53:19,654 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:19,654 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:19,654 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:19,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:19,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1931898934, now seen corresponding path program 1 times [2018-10-24 14:53:19,655 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:19,655 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:19,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:19,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:19,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:53:19,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:19,916 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:53:19,916 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:53:19,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:53:19,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:19,917 INFO L87 Difference]: Start difference. First operand 3176 states and 4124 transitions. Second operand 4 states. [2018-10-24 14:53:22,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:22,005 INFO L93 Difference]: Finished difference Result 6480 states and 8407 transitions. [2018-10-24 14:53:22,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:53:22,005 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-10-24 14:53:22,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:22,019 INFO L225 Difference]: With dead ends: 6480 [2018-10-24 14:53:22,020 INFO L226 Difference]: Without dead ends: 3306 [2018-10-24 14:53:22,024 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 14:53:22,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3306 states. [2018-10-24 14:53:22,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3306 to 3306. [2018-10-24 14:53:22,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3306 states. [2018-10-24 14:53:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 3898 transitions. [2018-10-24 14:53:22,080 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 3898 transitions. Word has length 137 [2018-10-24 14:53:22,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:22,080 INFO L481 AbstractCegarLoop]: Abstraction has 3306 states and 3898 transitions. [2018-10-24 14:53:22,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:53:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 3898 transitions. [2018-10-24 14:53:22,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-24 14:53:22,086 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:22,086 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:22,086 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:22,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:22,087 INFO L82 PathProgramCache]: Analyzing trace with hash 818992916, now seen corresponding path program 1 times [2018-10-24 14:53:22,087 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:22,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:22,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:22,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:22,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:22,209 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:53:22,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:22,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:53:22,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:53:22,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:53:22,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:53:22,211 INFO L87 Difference]: Start difference. First operand 3306 states and 3898 transitions. Second operand 3 states. [2018-10-24 14:53:22,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:22,793 INFO L93 Difference]: Finished difference Result 9290 states and 10996 transitions. [2018-10-24 14:53:22,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:53:22,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-10-24 14:53:22,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:22,815 INFO L225 Difference]: With dead ends: 9290 [2018-10-24 14:53:22,816 INFO L226 Difference]: Without dead ends: 5702 [2018-10-24 14:53:22,821 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 14:53:22,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5702 states. [2018-10-24 14:53:22,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5702 to 5698. [2018-10-24 14:53:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5698 states. [2018-10-24 14:53:22,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5698 states to 5698 states and 6554 transitions. [2018-10-24 14:53:22,919 INFO L78 Accepts]: Start accepts. Automaton has 5698 states and 6554 transitions. Word has length 147 [2018-10-24 14:53:22,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:22,919 INFO L481 AbstractCegarLoop]: Abstraction has 5698 states and 6554 transitions. [2018-10-24 14:53:22,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:53:22,919 INFO L276 IsEmpty]: Start isEmpty. Operand 5698 states and 6554 transitions. [2018-10-24 14:53:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-24 14:53:22,926 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:22,926 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:22,926 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:22,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:22,927 INFO L82 PathProgramCache]: Analyzing trace with hash 955169793, now seen corresponding path program 1 times [2018-10-24 14:53:22,927 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:22,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:22,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:22,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:22,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:23,187 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-24 14:53:23,188 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:23,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:53:23,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:53:23,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:53:23,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:23,189 INFO L87 Difference]: Start difference. First operand 5698 states and 6554 transitions. Second operand 4 states. [2018-10-24 14:53:24,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:24,164 INFO L93 Difference]: Finished difference Result 10540 states and 12093 transitions. [2018-10-24 14:53:24,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:53:24,164 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2018-10-24 14:53:24,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:24,175 INFO L225 Difference]: With dead ends: 10540 [2018-10-24 14:53:24,175 INFO L226 Difference]: Without dead ends: 2561 [2018-10-24 14:53:24,183 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 14:53:24,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2561 states. [2018-10-24 14:53:24,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2561 to 2561. [2018-10-24 14:53:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2561 states. [2018-10-24 14:53:24,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 2782 transitions. [2018-10-24 14:53:24,238 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 2782 transitions. Word has length 152 [2018-10-24 14:53:24,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:24,239 INFO L481 AbstractCegarLoop]: Abstraction has 2561 states and 2782 transitions. [2018-10-24 14:53:24,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:53:24,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 2782 transitions. [2018-10-24 14:53:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-24 14:53:24,245 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:24,245 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:24,245 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:24,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:24,246 INFO L82 PathProgramCache]: Analyzing trace with hash -112433714, now seen corresponding path program 1 times [2018-10-24 14:53:24,246 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:24,246 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:24,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:24,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:24,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:24,599 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-24 14:53:24,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:24,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:53:24,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:53:24,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:53:24,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:24,602 INFO L87 Difference]: Start difference. First operand 2561 states and 2782 transitions. Second operand 4 states. [2018-10-24 14:53:27,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:27,878 INFO L93 Difference]: Finished difference Result 5121 states and 5572 transitions. [2018-10-24 14:53:27,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:53:27,879 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 162 [2018-10-24 14:53:27,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:27,886 INFO L225 Difference]: With dead ends: 5121 [2018-10-24 14:53:27,886 INFO L226 Difference]: Without dead ends: 1992 [2018-10-24 14:53:27,889 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:27,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2018-10-24 14:53:27,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1992. [2018-10-24 14:53:27,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1992 states. [2018-10-24 14:53:27,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1992 states and 2075 transitions. [2018-10-24 14:53:27,916 INFO L78 Accepts]: Start accepts. Automaton has 1992 states and 2075 transitions. Word has length 162 [2018-10-24 14:53:27,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:27,916 INFO L481 AbstractCegarLoop]: Abstraction has 1992 states and 2075 transitions. [2018-10-24 14:53:27,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:53:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2075 transitions. [2018-10-24 14:53:27,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-24 14:53:27,921 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:27,922 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:27,922 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:27,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:27,923 INFO L82 PathProgramCache]: Analyzing trace with hash 674548101, now seen corresponding path program 1 times [2018-10-24 14:53:27,923 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:27,923 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:27,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:27,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:27,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:28,282 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-24 14:53:28,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:53:28,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:53:28,284 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:53:28,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:53:28,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:28,284 INFO L87 Difference]: Start difference. First operand 1992 states and 2075 transitions. Second operand 4 states. [2018-10-24 14:53:29,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:29,606 INFO L93 Difference]: Finished difference Result 3700 states and 3859 transitions. [2018-10-24 14:53:29,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:53:29,606 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 245 [2018-10-24 14:53:29,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:29,613 INFO L225 Difference]: With dead ends: 3700 [2018-10-24 14:53:29,613 INFO L226 Difference]: Without dead ends: 1851 [2018-10-24 14:53:29,615 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:53:29,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2018-10-24 14:53:29,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1850. [2018-10-24 14:53:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1850 states. [2018-10-24 14:53:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 1917 transitions. [2018-10-24 14:53:29,641 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 1917 transitions. Word has length 245 [2018-10-24 14:53:29,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:29,641 INFO L481 AbstractCegarLoop]: Abstraction has 1850 states and 1917 transitions. [2018-10-24 14:53:29,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:53:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 1917 transitions. [2018-10-24 14:53:29,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-24 14:53:29,647 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:53:29,647 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:53:29,647 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:53:29,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:53:29,648 INFO L82 PathProgramCache]: Analyzing trace with hash 620541118, now seen corresponding path program 1 times [2018-10-24 14:53:29,648 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:53:29,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:53:29,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:29,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:29,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:53:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:30,205 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 180 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:53:30,206 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 14:53:30,206 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 14:53:30,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:53:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:53:30,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 14:53:30,663 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-24 14:53:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 196 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:53:30,923 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 14:53:30,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2018-10-24 14:53:30,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 14:53:30,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 14:53:30,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-10-24 14:53:30,925 INFO L87 Difference]: Start difference. First operand 1850 states and 1917 transitions. Second operand 10 states. [2018-10-24 14:53:31,138 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-24 14:53:35,152 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-24 14:53:36,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:53:36,627 INFO L93 Difference]: Finished difference Result 3570 states and 3701 transitions. [2018-10-24 14:53:36,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 14:53:36,628 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 250 [2018-10-24 14:53:36,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:53:36,629 INFO L225 Difference]: With dead ends: 3570 [2018-10-24 14:53:36,629 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 14:53:36,633 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2018-10-24 14:53:36,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 14:53:36,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 14:53:36,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 14:53:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 14:53:36,634 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 250 [2018-10-24 14:53:36,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:53:36,635 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 14:53:36,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 14:53:36,635 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 14:53:36,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 14:53:36,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 14:53:36,752 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 49 [2018-10-24 14:53:39,517 WARN L179 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2018-10-24 14:53:39,833 WARN L179 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2018-10-24 14:53:39,836 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,836 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,836 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,836 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,837 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-24 14:53:39,838 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-24 14:53:39,839 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-24 14:53:39,840 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,841 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-24 14:53:39,842 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-24 14:53:39,843 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-24 14:53:39,844 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-24 14:53:39,845 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-24 14:53:39,846 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-24 14:53:39,847 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-24 14:53:39,847 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse7 (<= ~a17~0 7)) (.cse4 (not (= ~a28~0 11))) (.cse8 (= ~a28~0 7)) (.cse5 (= ~a28~0 10)) (.cse9 (= ~a25~0 1)) (.cse3 (not (= ~a11~0 1))) (.cse10 (= ~a28~0 9)) (.cse0 (= ~a17~0 8)) (.cse6 (= ~a19~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (<= ~a25~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3) (and .cse7 .cse6 .cse8 .cse9) (and .cse10 .cse0 .cse6 .cse9) (and .cse5 .cse0 .cse6 .cse9) (and .cse0 .cse8 .cse1 .cse2) (and .cse0 .cse8 .cse1 .cse9 .cse3) (and .cse7 (not .cse8) .cse4) (and .cse6 .cse8 .cse9 (<= ~a17~0 8) .cse3) (and .cse0 .cse6 .cse1 .cse9 .cse3) (and .cse5 (<= ~a19~0 0) .cse0 .cse1 .cse9 .cse3) (and .cse10 .cse0 .cse6 .cse1 .cse2))) [2018-10-24 14:53:39,847 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,847 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,847 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-24 14:53:39,848 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-24 14:53:39,848 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-24 14:53:39,848 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-24 14:53:39,848 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-24 14:53:39,848 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-24 14:53:39,848 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-10-24 14:53:39,848 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,848 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-24 14:53:39,849 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-24 14:53:39,850 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-24 14:53:39,851 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-24 14:53:39,851 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,851 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse7 (<= ~a17~0 7)) (.cse4 (not (= ~a28~0 11))) (.cse8 (= ~a28~0 7)) (.cse5 (= ~a28~0 10)) (.cse9 (= ~a25~0 1)) (.cse3 (not (= ~a11~0 1))) (.cse10 (= ~a28~0 9)) (.cse0 (= ~a17~0 8)) (.cse6 (= ~a19~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (<= ~a25~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3) (and .cse7 .cse6 .cse8 .cse9) (and .cse10 .cse0 .cse6 .cse9) (and .cse5 .cse0 .cse6 .cse9) (and .cse0 .cse8 .cse1 .cse2) (and .cse7 (not .cse8) .cse4) (and .cse0 .cse8 .cse1 .cse9 .cse3) (and .cse6 .cse8 .cse9 (<= ~a17~0 8) .cse3) (and .cse0 .cse6 .cse1 .cse9 .cse3) (and .cse5 (<= ~a19~0 0) .cse0 .cse1 .cse9 .cse3) (and .cse10 .cse0 .cse6 .cse1 .cse2))) [2018-10-24 14:53:39,851 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,851 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-24 14:53:39,851 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-24 14:53:39,851 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-24 14:53:39,851 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-24 14:53:39,852 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-24 14:53:39,853 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-24 14:53:39,854 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-24 14:53:39,855 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-24 14:53:39,856 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-24 14:53:39,857 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-24 14:53:39,858 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-24 14:53:39,859 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-24 14:53:39,859 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-24 14:53:39,859 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-24 14:53:39,859 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-24 14:53:39,859 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-24 14:53:39,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:53:39 BoogieIcfgContainer [2018-10-24 14:53:39,882 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 14:53:39,883 INFO L168 Benchmark]: Toolchain (without parser) took 34803.88 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 1.0 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -1.0 GB). Peak memory consumption was 894.8 MB. Max. memory is 7.1 GB. [2018-10-24 14:53:39,884 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:53:39,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 773.38 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-24 14:53:39,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.79 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.8 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -761.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-24 14:53:39,887 INFO L168 Benchmark]: Boogie Preprocessor took 102.82 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:53:39,887 INFO L168 Benchmark]: RCFGBuilder took 3510.46 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 123.0 MB). Peak memory consumption was 123.0 MB. Max. memory is 7.1 GB. [2018-10-24 14:53:39,888 INFO L168 Benchmark]: TraceAbstraction took 30201.40 ms. Allocated memory was 2.2 GB in the beginning and 2.5 GB in the end (delta: 344.5 MB). Free memory was 2.0 GB in the beginning and 2.4 GB in the end (delta: -438.1 MB). Peak memory consumption was 815.1 MB. Max. memory is 7.1 GB. [2018-10-24 14:53:39,893 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 773.38 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 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 210.79 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.8 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -761.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.82 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3510.46 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 123.0 MB). Peak memory consumption was 123.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30201.40 ms. Allocated memory was 2.2 GB in the beginning and 2.5 GB in the end (delta: 344.5 MB). Free memory was 2.0 GB in the beginning and 2.4 GB in the end (delta: -438.1 MB). Peak memory consumption was 815.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((a17 == 8 && a21 == 1) && a25 <= 0) && !(a11 == 1)) && !(a28 == 11)) || (((a28 == 10 && a17 == 8) && a19 == 1) && !(a11 == 1))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a21 == 1) && a25 <= 0)) || ((a17 <= 7 && !(a28 == 7)) && !(a28 == 11))) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((((a28 == 10 && a19 <= 0) && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((a17 == 8 && a21 == 1) && a25 <= 0) && !(a11 == 1)) && !(a28 == 11)) || (((a28 == 10 && a17 == 8) && a19 == 1) && !(a11 == 1))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a21 == 1) && a25 <= 0)) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((a17 <= 7 && !(a28 == 7)) && !(a28 == 11))) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((((a28 == 10 && a19 <= 0) && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 30.1s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 22.3s AutomataDifference, 0.0s DeadEndRemovalTime, 3.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1507 SDtfs, 3591 SDslu, 600 SDs, 0 SdLazy, 7100 SolverSat, 1172 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 294 GetRequests, 262 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5698occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 183 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 103 NumberOfFragments, 369 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1898 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 268 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1819 NumberOfCodeBlocks, 1819 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1808 ConstructedInterpolants, 0 QuantifiedInterpolants, 1123020 SizeOfPredicates, 7 NumberOfNonLiveVariables, 387 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 810/930 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...