java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-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/Problem03_label30_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-06 19:56:13,590 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 19:56:13,592 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 19:56:13,606 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 19:56:13,606 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 19:56:13,607 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 19:56:13,609 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 19:56:13,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 19:56:13,611 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 19:56:13,612 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 19:56:13,613 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 19:56:13,613 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 19:56:13,614 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 19:56:13,615 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 19:56:13,616 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 19:56:13,617 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 19:56:13,618 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 19:56:13,620 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 19:56:13,622 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 19:56:13,623 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 19:56:13,626 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 19:56:13,628 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 19:56:13,630 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-06 19:56:13,630 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-06 19:56:13,630 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-06 19:56:13,634 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-06 19:56:13,635 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-06 19:56:13,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-06 19:56:13,640 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-06 19:56:13,641 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-06 19:56:13,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-06 19:56:13,642 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-06 19:56:13,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-06 19:56:13,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-06 19:56:13,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-06 19:56:13,646 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-06 19:56:13,647 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-06 19:56:13,677 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 19:56:13,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 19:56:13,678 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 19:56:13,678 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 19:56:13,678 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 19:56:13,679 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 19:56:13,679 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 19:56:13,679 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 19:56:13,679 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 19:56:13,680 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 19:56:13,680 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 19:56:13,680 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 19:56:13,680 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 19:56:13,680 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 19:56:13,680 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 19:56:13,681 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 19:56:13,681 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 19:56:13,681 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 19:56:13,681 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 19:56:13,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 19:56:13,682 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 19:56:13,682 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 19:56:13,682 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 19:56:13,682 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 19:56:13,682 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 19:56:13,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 19:56:13,683 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 19:56:13,683 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 19:56:13,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 19:56:13,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 19:56:13,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 19:56:13,746 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 19:56:13,746 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 19:56:13,747 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label30_true-unreach-call.c [2018-11-06 19:56:13,801 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0651852ea/0714455577004002a3f66222ec6a9390/FLAGcb405e8d7 [2018-11-06 19:56:14,387 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 19:56:14,391 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label30_true-unreach-call.c [2018-11-06 19:56:14,411 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0651852ea/0714455577004002a3f66222ec6a9390/FLAGcb405e8d7 [2018-11-06 19:56:14,431 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0651852ea/0714455577004002a3f66222ec6a9390 [2018-11-06 19:56:14,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 19:56:14,444 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 19:56:14,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 19:56:14,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 19:56:14,449 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 19:56:14,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:56:14" (1/1) ... [2018-11-06 19:56:14,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33a12b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:14, skipping insertion in model container [2018-11-06 19:56:14,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:56:14" (1/1) ... [2018-11-06 19:56:14,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 19:56:14,559 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 19:56:15,239 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 19:56:15,245 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 19:56:15,564 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 19:56:15,588 INFO L193 MainTranslator]: Completed translation [2018-11-06 19:56:15,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15 WrapperNode [2018-11-06 19:56:15,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 19:56:15,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 19:56:15,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 19:56:15,590 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 19:56:15,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:15,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:15,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 19:56:15,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 19:56:15,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 19:56:15,898 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 19:56:15,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:15,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:15,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:15,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:15,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:15,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:16,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... [2018-11-06 19:56:16,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 19:56:16,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 19:56:16,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 19:56:16,015 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 19:56:16,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 19:56:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-06 19:56:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 19:56:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 19:56:21,137 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 19:56:21,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:56:21 BoogieIcfgContainer [2018-11-06 19:56:21,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 19:56:21,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 19:56:21,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 19:56:21,143 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 19:56:21,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 07:56:14" (1/3) ... [2018-11-06 19:56:21,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74518dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:56:21, skipping insertion in model container [2018-11-06 19:56:21,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:56:15" (2/3) ... [2018-11-06 19:56:21,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74518dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:56:21, skipping insertion in model container [2018-11-06 19:56:21,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:56:21" (3/3) ... [2018-11-06 19:56:21,146 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label30_true-unreach-call.c [2018-11-06 19:56:21,156 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 19:56:21,165 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 19:56:21,182 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 19:56:21,217 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 19:56:21,217 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 19:56:21,218 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 19:56:21,218 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 19:56:21,218 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 19:56:21,218 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 19:56:21,218 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 19:56:21,218 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 19:56:21,219 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 19:56:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2018-11-06 19:56:21,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-06 19:56:21,269 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:21,271 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:21,274 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:21,279 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:21,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1986465740, now seen corresponding path program 1 times [2018-11-06 19:56:21,282 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:21,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:21,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:21,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:21,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:22,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:56:22,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:22,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:56:22,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:56:22,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:56:22,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:56:22,247 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 4 states. [2018-11-06 19:56:25,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:25,706 INFO L93 Difference]: Finished difference Result 1027 states and 1865 transitions. [2018-11-06 19:56:25,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:56:25,708 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 176 [2018-11-06 19:56:25,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:25,739 INFO L225 Difference]: With dead ends: 1027 [2018-11-06 19:56:25,739 INFO L226 Difference]: Without dead ends: 717 [2018-11-06 19:56:25,745 INFO L604 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 [2018-11-06 19:56:25,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-11-06 19:56:25,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 715. [2018-11-06 19:56:25,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2018-11-06 19:56:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 1145 transitions. [2018-11-06 19:56:25,848 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 1145 transitions. Word has length 176 [2018-11-06 19:56:25,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:25,850 INFO L480 AbstractCegarLoop]: Abstraction has 715 states and 1145 transitions. [2018-11-06 19:56:25,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:56:25,850 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1145 transitions. [2018-11-06 19:56:25,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-06 19:56:25,857 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:25,857 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:25,858 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:25,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:25,858 INFO L82 PathProgramCache]: Analyzing trace with hash 13591859, now seen corresponding path program 1 times [2018-11-06 19:56:25,858 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:25,858 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:25,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:25,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:25,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:25,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:56:25,985 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:25,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 19:56:25,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:56:25,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:56:25,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:56:25,988 INFO L87 Difference]: Start difference. First operand 715 states and 1145 transitions. Second operand 3 states. [2018-11-06 19:56:28,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:28,150 INFO L93 Difference]: Finished difference Result 2058 states and 3347 transitions. [2018-11-06 19:56:28,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:56:28,151 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 185 [2018-11-06 19:56:28,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:28,161 INFO L225 Difference]: With dead ends: 2058 [2018-11-06 19:56:28,161 INFO L226 Difference]: Without dead ends: 1345 [2018-11-06 19:56:28,166 INFO L604 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 [2018-11-06 19:56:28,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2018-11-06 19:56:28,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1331. [2018-11-06 19:56:28,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2018-11-06 19:56:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 2076 transitions. [2018-11-06 19:56:28,209 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 2076 transitions. Word has length 185 [2018-11-06 19:56:28,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:28,210 INFO L480 AbstractCegarLoop]: Abstraction has 1331 states and 2076 transitions. [2018-11-06 19:56:28,210 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:56:28,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2076 transitions. [2018-11-06 19:56:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-06 19:56:28,215 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:28,216 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:28,216 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:28,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:28,217 INFO L82 PathProgramCache]: Analyzing trace with hash -203240264, now seen corresponding path program 1 times [2018-11-06 19:56:28,217 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:28,217 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:28,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:28,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:28,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-06 19:56:28,342 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:28,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 19:56:28,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:56:28,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:56:28,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:56:28,343 INFO L87 Difference]: Start difference. First operand 1331 states and 2076 transitions. Second operand 3 states. [2018-11-06 19:56:30,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:30,941 INFO L93 Difference]: Finished difference Result 3977 states and 6209 transitions. [2018-11-06 19:56:30,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:56:30,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-11-06 19:56:30,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:30,958 INFO L225 Difference]: With dead ends: 3977 [2018-11-06 19:56:30,958 INFO L226 Difference]: Without dead ends: 2648 [2018-11-06 19:56:30,961 INFO L604 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 [2018-11-06 19:56:30,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2648 states. [2018-11-06 19:56:31,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2648 to 2645. [2018-11-06 19:56:31,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2645 states. [2018-11-06 19:56:31,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2645 states and 4120 transitions. [2018-11-06 19:56:31,031 INFO L78 Accepts]: Start accepts. Automaton has 2645 states and 4120 transitions. Word has length 199 [2018-11-06 19:56:31,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:31,032 INFO L480 AbstractCegarLoop]: Abstraction has 2645 states and 4120 transitions. [2018-11-06 19:56:31,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:56:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 4120 transitions. [2018-11-06 19:56:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-06 19:56:31,039 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:31,040 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:31,040 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:31,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:31,041 INFO L82 PathProgramCache]: Analyzing trace with hash -1576615772, now seen corresponding path program 1 times [2018-11-06 19:56:31,043 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:31,043 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:31,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:31,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:31,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:31,224 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-06 19:56:31,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:31,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 19:56:31,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:56:31,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:56:31,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:56:31,226 INFO L87 Difference]: Start difference. First operand 2645 states and 4120 transitions. Second operand 3 states. [2018-11-06 19:56:31,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:31,921 INFO L93 Difference]: Finished difference Result 5250 states and 8186 transitions. [2018-11-06 19:56:31,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:56:31,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2018-11-06 19:56:31,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:31,935 INFO L225 Difference]: With dead ends: 5250 [2018-11-06 19:56:31,936 INFO L226 Difference]: Without dead ends: 2607 [2018-11-06 19:56:31,939 INFO L604 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 [2018-11-06 19:56:31,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2607 states. [2018-11-06 19:56:31,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2607 to 2607. [2018-11-06 19:56:31,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2607 states. [2018-11-06 19:56:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 3992 transitions. [2018-11-06 19:56:31,994 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 3992 transitions. Word has length 207 [2018-11-06 19:56:31,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:31,994 INFO L480 AbstractCegarLoop]: Abstraction has 2607 states and 3992 transitions. [2018-11-06 19:56:31,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:56:31,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3992 transitions. [2018-11-06 19:56:31,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-06 19:56:31,999 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:32,000 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:32,000 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:32,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:32,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1913977296, now seen corresponding path program 1 times [2018-11-06 19:56:32,001 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:32,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:32,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:32,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:32,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:32,364 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:56:32,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:32,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 19:56:32,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-06 19:56:32,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-06 19:56:32,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-06 19:56:32,366 INFO L87 Difference]: Start difference. First operand 2607 states and 3992 transitions. Second operand 5 states. [2018-11-06 19:56:36,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:36,610 INFO L93 Difference]: Finished difference Result 6279 states and 9778 transitions. [2018-11-06 19:56:36,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-06 19:56:36,611 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2018-11-06 19:56:36,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:36,628 INFO L225 Difference]: With dead ends: 6279 [2018-11-06 19:56:36,628 INFO L226 Difference]: Without dead ends: 3674 [2018-11-06 19:56:36,632 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-06 19:56:36,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3674 states. [2018-11-06 19:56:36,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3674 to 3015. [2018-11-06 19:56:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3015 states. [2018-11-06 19:56:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 3015 states and 4612 transitions. [2018-11-06 19:56:36,695 INFO L78 Accepts]: Start accepts. Automaton has 3015 states and 4612 transitions. Word has length 216 [2018-11-06 19:56:36,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:36,696 INFO L480 AbstractCegarLoop]: Abstraction has 3015 states and 4612 transitions. [2018-11-06 19:56:36,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-06 19:56:36,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 4612 transitions. [2018-11-06 19:56:36,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-06 19:56:36,703 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:36,703 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:36,704 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:36,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:36,704 INFO L82 PathProgramCache]: Analyzing trace with hash -418998084, now seen corresponding path program 1 times [2018-11-06 19:56:36,704 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:36,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:36,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:36,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:36,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:37,019 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-11-06 19:56:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-06 19:56:37,070 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 19:56:37,071 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 19:56:37,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:37,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 19:56:37,328 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-06 19:56:37,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 19:56:37,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2018-11-06 19:56:37,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:56:37,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:56:37,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:56:37,360 INFO L87 Difference]: Start difference. First operand 3015 states and 4612 transitions. Second operand 4 states. [2018-11-06 19:56:40,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:40,348 INFO L93 Difference]: Finished difference Result 12048 states and 18435 transitions. [2018-11-06 19:56:40,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:56:40,348 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 252 [2018-11-06 19:56:40,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:40,392 INFO L225 Difference]: With dead ends: 12048 [2018-11-06 19:56:40,392 INFO L226 Difference]: Without dead ends: 9035 [2018-11-06 19:56:40,398 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 252 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:56:40,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9035 states. [2018-11-06 19:56:40,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9035 to 6022. [2018-11-06 19:56:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6022 states. [2018-11-06 19:56:40,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6022 states to 6022 states and 9192 transitions. [2018-11-06 19:56:40,550 INFO L78 Accepts]: Start accepts. Automaton has 6022 states and 9192 transitions. Word has length 252 [2018-11-06 19:56:40,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:40,550 INFO L480 AbstractCegarLoop]: Abstraction has 6022 states and 9192 transitions. [2018-11-06 19:56:40,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:56:40,551 INFO L276 IsEmpty]: Start isEmpty. Operand 6022 states and 9192 transitions. [2018-11-06 19:56:40,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-06 19:56:40,560 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:40,560 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:40,560 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:40,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:40,561 INFO L82 PathProgramCache]: Analyzing trace with hash -252218795, now seen corresponding path program 1 times [2018-11-06 19:56:40,561 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:40,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:40,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:40,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:40,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:40,771 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-06 19:56:40,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:40,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:56:40,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:56:40,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:56:40,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:56:40,777 INFO L87 Difference]: Start difference. First operand 6022 states and 9192 transitions. Second operand 3 states. [2018-11-06 19:56:42,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:42,626 INFO L93 Difference]: Finished difference Result 17361 states and 26560 transitions. [2018-11-06 19:56:42,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:56:42,633 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2018-11-06 19:56:42,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:42,680 INFO L225 Difference]: With dead ends: 17361 [2018-11-06 19:56:42,680 INFO L226 Difference]: Without dead ends: 11341 [2018-11-06 19:56:42,691 INFO L604 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 [2018-11-06 19:56:42,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11341 states. [2018-11-06 19:56:43,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11341 to 11337. [2018-11-06 19:56:43,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11337 states. [2018-11-06 19:56:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11337 states to 11337 states and 15999 transitions. [2018-11-06 19:56:43,042 INFO L78 Accepts]: Start accepts. Automaton has 11337 states and 15999 transitions. Word has length 252 [2018-11-06 19:56:43,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:43,042 INFO L480 AbstractCegarLoop]: Abstraction has 11337 states and 15999 transitions. [2018-11-06 19:56:43,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:56:43,042 INFO L276 IsEmpty]: Start isEmpty. Operand 11337 states and 15999 transitions. [2018-11-06 19:56:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-06 19:56:43,057 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:43,058 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:43,058 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:43,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:43,058 INFO L82 PathProgramCache]: Analyzing trace with hash -467724618, now seen corresponding path program 1 times [2018-11-06 19:56:43,059 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:43,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:43,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:43,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:43,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:43,420 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:56:43,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:43,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:56:43,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 19:56:43,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 19:56:43,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 19:56:43,422 INFO L87 Difference]: Start difference. First operand 11337 states and 15999 transitions. Second operand 4 states. [2018-11-06 19:56:46,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:46,065 INFO L93 Difference]: Finished difference Result 41584 states and 58255 transitions. [2018-11-06 19:56:46,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 19:56:46,065 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 255 [2018-11-06 19:56:46,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:46,127 INFO L225 Difference]: With dead ends: 41584 [2018-11-06 19:56:46,127 INFO L226 Difference]: Without dead ends: 30249 [2018-11-06 19:56:46,147 INFO L604 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 [2018-11-06 19:56:46,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30249 states. [2018-11-06 19:56:46,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30249 to 21129. [2018-11-06 19:56:46,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21129 states. [2018-11-06 19:56:46,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21129 states to 21129 states and 28285 transitions. [2018-11-06 19:56:46,511 INFO L78 Accepts]: Start accepts. Automaton has 21129 states and 28285 transitions. Word has length 255 [2018-11-06 19:56:46,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:46,512 INFO L480 AbstractCegarLoop]: Abstraction has 21129 states and 28285 transitions. [2018-11-06 19:56:46,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 19:56:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21129 states and 28285 transitions. [2018-11-06 19:56:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-06 19:56:46,538 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:46,538 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:46,539 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:46,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:46,539 INFO L82 PathProgramCache]: Analyzing trace with hash 323983567, now seen corresponding path program 1 times [2018-11-06 19:56:46,539 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:46,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:46,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:46,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:46,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-06 19:56:46,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:56:46,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 19:56:46,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:56:46,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:56:46,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:56:46,688 INFO L87 Difference]: Start difference. First operand 21129 states and 28285 transitions. Second operand 3 states. [2018-11-06 19:56:49,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:49,065 INFO L93 Difference]: Finished difference Result 42264 states and 56582 transitions. [2018-11-06 19:56:49,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:56:49,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2018-11-06 19:56:49,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:49,102 INFO L225 Difference]: With dead ends: 42264 [2018-11-06 19:56:49,102 INFO L226 Difference]: Without dead ends: 21137 [2018-11-06 19:56:49,127 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:56:49,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21137 states. [2018-11-06 19:56:49,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21137 to 21129. [2018-11-06 19:56:49,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21129 states. [2018-11-06 19:56:49,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21129 states to 21129 states and 25984 transitions. [2018-11-06 19:56:49,559 INFO L78 Accepts]: Start accepts. Automaton has 21129 states and 25984 transitions. Word has length 259 [2018-11-06 19:56:49,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:49,560 INFO L480 AbstractCegarLoop]: Abstraction has 21129 states and 25984 transitions. [2018-11-06 19:56:49,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:56:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 21129 states and 25984 transitions. [2018-11-06 19:56:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-06 19:56:49,582 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:49,582 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:49,582 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:49,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:49,583 INFO L82 PathProgramCache]: Analyzing trace with hash -449123965, now seen corresponding path program 1 times [2018-11-06 19:56:49,583 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:49,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:49,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:49,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:49,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:50,051 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 108 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 19:56:50,052 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 19:56:50,052 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 19:56:50,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:56:50,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 19:56:50,290 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-06 19:56:50,311 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 19:56:50,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-11-06 19:56:50,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-06 19:56:50,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-06 19:56:50,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-06 19:56:50,313 INFO L87 Difference]: Start difference. First operand 21129 states and 25984 transitions. Second operand 8 states. [2018-11-06 19:56:58,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:56:58,546 INFO L93 Difference]: Finished difference Result 124571 states and 150886 transitions. [2018-11-06 19:56:58,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-06 19:56:58,546 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 272 [2018-11-06 19:56:58,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:56:58,738 INFO L225 Difference]: With dead ends: 124571 [2018-11-06 19:56:58,739 INFO L226 Difference]: Without dead ends: 103444 [2018-11-06 19:56:58,778 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 282 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2018-11-06 19:56:58,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103444 states. [2018-11-06 19:56:59,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103444 to 61476. [2018-11-06 19:56:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61476 states. [2018-11-06 19:56:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61476 states to 61476 states and 72173 transitions. [2018-11-06 19:56:59,913 INFO L78 Accepts]: Start accepts. Automaton has 61476 states and 72173 transitions. Word has length 272 [2018-11-06 19:56:59,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:56:59,914 INFO L480 AbstractCegarLoop]: Abstraction has 61476 states and 72173 transitions. [2018-11-06 19:56:59,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-06 19:56:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 61476 states and 72173 transitions. [2018-11-06 19:56:59,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-06 19:56:59,957 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:56:59,957 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:56:59,958 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:56:59,958 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:56:59,958 INFO L82 PathProgramCache]: Analyzing trace with hash 1151408058, now seen corresponding path program 1 times [2018-11-06 19:56:59,958 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:56:59,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:56:59,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:59,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:56:59,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:56:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:57:00,619 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-06 19:57:00,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 19:57:00,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 19:57:00,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 19:57:00,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 19:57:00,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 19:57:00,621 INFO L87 Difference]: Start difference. First operand 61476 states and 72173 transitions. Second operand 3 states. [2018-11-06 19:57:03,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:57:03,209 INFO L93 Difference]: Finished difference Result 154833 states and 181385 transitions. [2018-11-06 19:57:03,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 19:57:03,210 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 280 [2018-11-06 19:57:03,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:57:03,313 INFO L225 Difference]: With dead ends: 154833 [2018-11-06 19:57:03,314 INFO L226 Difference]: Without dead ends: 93359 [2018-11-06 19:57:03,364 INFO L604 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 [2018-11-06 19:57:03,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93359 states. [2018-11-06 19:57:04,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93359 to 93352. [2018-11-06 19:57:04,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93352 states. [2018-11-06 19:57:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93352 states to 93352 states and 109038 transitions. [2018-11-06 19:57:04,423 INFO L78 Accepts]: Start accepts. Automaton has 93352 states and 109038 transitions. Word has length 280 [2018-11-06 19:57:04,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:57:04,423 INFO L480 AbstractCegarLoop]: Abstraction has 93352 states and 109038 transitions. [2018-11-06 19:57:04,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 19:57:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 93352 states and 109038 transitions. [2018-11-06 19:57:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-06 19:57:04,456 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 19:57:04,456 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 19:57:04,457 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 19:57:04,457 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 19:57:04,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1576963430, now seen corresponding path program 1 times [2018-11-06 19:57:04,457 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 19:57:04,457 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 19:57:04,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:57:04,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:57:04,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 19:57:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:57:04,783 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-06 19:57:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 75 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-06 19:57:04,973 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 19:57:04,973 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 19:57:04,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 19:57:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 19:57:05,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 19:57:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-06 19:57:05,685 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 19:57:05,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-11-06 19:57:05,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-06 19:57:05,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-06 19:57:05,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-06 19:57:05,688 INFO L87 Difference]: Start difference. First operand 93352 states and 109038 transitions. Second operand 6 states. [2018-11-06 19:57:10,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 19:57:10,761 INFO L93 Difference]: Finished difference Result 265288 states and 310267 transitions. [2018-11-06 19:57:10,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-06 19:57:10,761 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 288 [2018-11-06 19:57:10,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 19:57:10,762 INFO L225 Difference]: With dead ends: 265288 [2018-11-06 19:57:10,762 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 19:57:10,840 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-11-06 19:57:10,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 19:57:10,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 19:57:10,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 19:57:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 19:57:10,841 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 288 [2018-11-06 19:57:10,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 19:57:10,841 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 19:57:10,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-06 19:57:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 19:57:10,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 19:57:10,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 19:57:14,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:14,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:14,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:14,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:14,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:14,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:14,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:15,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:16,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:16,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:16,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:16,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:16,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:16,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:16,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:17,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:17,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:17,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:17,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:17,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:17,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:17,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:18,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:18,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:18,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:18,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:19,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:19,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:19,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:21,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:21,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:21,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:22,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:22,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:22,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:22,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:22,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:22,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:22,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:23,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:23,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:23,236 WARN L179 SmtUtils]: Spent 12.38 s on a formula simplification. DAG size of input: 1478 DAG size of output: 976 [2018-11-06 19:57:25,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:25,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:26,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:27,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:27,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:27,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:27,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:27,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:27,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:27,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:28,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:28,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:28,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:28,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:28,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:29,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:29,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:31,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:31,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:31,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:31,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:31,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:31,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:31,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:32,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:32,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:32,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:32,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:32,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 19:57:32,777 WARN L179 SmtUtils]: Spent 9.54 s on a formula simplification. DAG size of input: 1478 DAG size of output: 976 [2018-11-06 19:57:49,112 WARN L179 SmtUtils]: Spent 16.32 s on a formula simplification. DAG size of input: 850 DAG size of output: 40 [2018-11-06 19:58:05,000 WARN L179 SmtUtils]: Spent 15.88 s on a formula simplification. DAG size of input: 850 DAG size of output: 40 [2018-11-06 19:58:05,003 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L1622(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L1556(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L1490(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,004 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1625(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,005 INFO L425 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L1493(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-11-06 19:58:05,006 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L1628(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L1562(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L1496(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-11-06 19:58:05,007 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L1631(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L1565(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L1499(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-11-06 19:58:05,008 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,009 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L1634(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L1568(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,010 INFO L425 ceAbstractionStarter]: For program point L1502(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,011 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L1637(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L1571(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L1505(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-11-06 19:58:05,012 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L1640(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L1574(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L1508(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,013 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,014 INFO L425 ceAbstractionStarter]: For program point L1643(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L1577(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L1511(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-11-06 19:58:05,015 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,016 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L1646(lines 1646 1648) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L1580(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L1514(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-11-06 19:58:05,017 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,018 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,019 INFO L421 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse1 (<= ~a3~0 0)) (.cse3 (= ~a11~0 1)) (.cse2 (= ~a27~0 1)) (.cse0 (= ~a5~0 1))) (or (and .cse0 (= ~a3~0 1)) (and .cse0 (= ~a12~0 1)) (and .cse1 (and .cse2 .cse0)) (and (= 1 ~a6~0) .cse0) (and .cse2 .cse0 .cse3) (and .cse1 (and (and .cse0 (= ~a16~0 1)) .cse3) (= ~a15~0 1)) (and (<= ~a6~0 0) .cse0 .cse3 (not (= ~a3~0 0))) (and (and (not (= ~a20~0 1)) .cse2 .cse0) (= ~a1~0 1)))) [2018-11-06 19:58:05,019 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,019 INFO L425 ceAbstractionStarter]: For program point L1583(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,019 INFO L425 ceAbstractionStarter]: For program point L1517(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,019 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-11-06 19:58:05,019 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L428 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L1586(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L1520(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,020 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L1589(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,021 INFO L425 ceAbstractionStarter]: For program point L1523(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-11-06 19:58:05,022 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-11-06 19:58:05,023 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,023 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-11-06 19:58:05,023 INFO L425 ceAbstractionStarter]: For program point L1592(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,023 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse1 (<= ~a3~0 0)) (.cse3 (= ~a11~0 1)) (.cse2 (= ~a27~0 1)) (.cse0 (= ~a5~0 1))) (or (and .cse0 (= ~a3~0 1)) (and .cse0 (= ~a12~0 1)) (and .cse1 (and .cse2 .cse0)) (and (= 1 ~a6~0) .cse0) (and .cse2 .cse0 .cse3) (and .cse1 (and (and .cse0 (= ~a16~0 1)) .cse3) (= ~a15~0 1)) (and (<= ~a6~0 0) .cse0 .cse3 (not (= ~a3~0 0))) (and (and (not (= ~a20~0 1)) .cse2 .cse0) (= ~a1~0 1)))) [2018-11-06 19:58:05,023 INFO L425 ceAbstractionStarter]: For program point L1526(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,023 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,023 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,024 INFO L425 ceAbstractionStarter]: For program point L1595(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L1529(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,025 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1598(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1532(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1466-1(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-11-06 19:58:05,026 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L1601(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L1535(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L1469(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-11-06 19:58:05,027 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,028 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L1604(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L1538(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L1472(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-11-06 19:58:05,029 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point L1607(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,030 INFO L425 ceAbstractionStarter]: For program point L1541(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L1475(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,031 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L1610(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L1544(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L1478(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,032 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1560) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,033 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L1613(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L1547(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L1481(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-11-06 19:58:05,034 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,035 INFO L425 ceAbstractionStarter]: For program point L1616(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L1550(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L1484(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L1619(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,036 INFO L425 ceAbstractionStarter]: For program point L1553(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,037 INFO L425 ceAbstractionStarter]: For program point L1487(lines 54 1650) no Hoare annotation was computed. [2018-11-06 19:58:05,037 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,037 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-11-06 19:58:05,037 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-11-06 19:58:05,037 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,037 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-11-06 19:58:05,037 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-11-06 19:58:05,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 07:58:05 BoogieIcfgContainer [2018-11-06 19:58:05,070 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 19:58:05,074 INFO L168 Benchmark]: Toolchain (without parser) took 110631.41 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -590.4 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2018-11-06 19:58:05,078 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 19:58:05,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1144.68 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-11-06 19:58:05,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.0 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -876.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2018-11-06 19:58:05,080 INFO L168 Benchmark]: Boogie Preprocessor took 116.27 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 19:58:05,081 INFO L168 Benchmark]: RCFGBuilder took 5123.96 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 259.3 MB). Peak memory consumption was 259.3 MB. Max. memory is 7.1 GB. [2018-11-06 19:58:05,082 INFO L168 Benchmark]: TraceAbstraction took 103931.06 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: -68.4 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-11-06 19:58:05,094 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1144.68 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 307.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.0 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -876.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.27 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 5123.96 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 259.3 MB). Peak memory consumption was 259.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 103931.06 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: -68.4 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1560]: 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: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((a5 == 1 && a3 == 1) || (a5 == 1 && a12 == 1)) || (a3 <= 0 && a27 == 1 && a5 == 1)) || (1 == a6 && a5 == 1)) || ((a27 == 1 && a5 == 1) && a11 == 1)) || ((a3 <= 0 && (a5 == 1 && a16 == 1) && a11 == 1) && a15 == 1)) || (((a6 <= 0 && a5 == 1) && a11 == 1) && !(a3 == 0))) || (((!(a20 == 1) && a27 == 1) && a5 == 1) && a1 == 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((a5 == 1 && a3 == 1) || (a5 == 1 && a12 == 1)) || (a3 <= 0 && a27 == 1 && a5 == 1)) || (1 == a6 && a5 == 1)) || ((a27 == 1 && a5 == 1) && a11 == 1)) || ((a3 <= 0 && (a5 == 1 && a16 == 1) && a11 == 1) && a15 == 1)) || (((a6 <= 0 && a5 == 1) && a11 == 1) && !(a3 == 0))) || (((!(a20 == 1) && a27 == 1) && a5 == 1) && a1 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 303 locations, 1 error locations. SAFE Result, 103.8s OverallTime, 12 OverallIterations, 5 TraceHistogramMax, 39.7s AutomataDifference, 0.0s DeadEndRemovalTime, 54.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 3227 SDtfs, 13743 SDslu, 3665 SDs, 0 SdLazy, 13953 SolverSat, 3982 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 881 GetRequests, 836 SyntacticMatches, 5 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93352occurred in iteration=11, 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: 3.8s AutomataMinimizationTime, 12 MinimizatonAttempts, 54798 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 1596 NumberOfFragments, 181 HoareAnnotationTreeSize, 3 FomulaSimplifications, 25334 FormulaSimplificationTreeSizeReduction, 21.9s HoareSimplificationTime, 3 FomulaSimplificationsInter, 98094 FormulaSimplificationTreeSizeReductionInter, 32.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 3653 NumberOfCodeBlocks, 3653 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3638 ConstructedInterpolants, 0 QuantifiedInterpolants, 1686803 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1535 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 1349/1373 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...