java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label32_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:01:53,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:01:53,034 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:01:53,047 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:01:53,048 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:01:53,049 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:01:53,050 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:01:53,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:01:53,054 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:01:53,055 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:01:53,056 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:01:53,056 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:01:53,057 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:01:53,058 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:01:53,059 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:01:53,060 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:01:53,061 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:01:53,063 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:01:53,064 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:01:53,066 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:01:53,067 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:01:53,068 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:01:53,070 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:01:53,071 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:01:53,071 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:01:53,072 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:01:53,073 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:01:53,073 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:01:53,074 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:01:53,075 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:01:53,076 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:01:53,076 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-26 20:01:53,079 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-26 20:01:53,094 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:01:53,094 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:01:53,095 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:01:53,095 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:01:53,096 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:01:53,096 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:01:53,096 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 20:01:53,097 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:01:53,097 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:01:53,097 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:01:53,097 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:01:53,098 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:01:53,098 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:01:53,098 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:01:53,098 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:01:53,099 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:01:53,099 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:01:53,099 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:01:53,099 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:01:53,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:01:53,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:01:53,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:01:53,100 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:01:53,100 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 20:01:53,101 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:01:53,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:01:53,101 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 20:01:53,101 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 20:01:53,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:01:53,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:01:53,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:01:53,175 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:01:53,176 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:01:53,177 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label32_true-unreach-call.c [2018-10-26 20:01:53,240 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c6f3578f6/b236c2711dfa4df0972f44ceb076c2f9/FLAG3544b71f1 [2018-10-26 20:01:53,919 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:01:53,920 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label32_true-unreach-call.c [2018-10-26 20:01:53,942 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c6f3578f6/b236c2711dfa4df0972f44ceb076c2f9/FLAG3544b71f1 [2018-10-26 20:01:53,958 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c6f3578f6/b236c2711dfa4df0972f44ceb076c2f9 [2018-10-26 20:01:53,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:01:53,971 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 20:01:53,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:01:53,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:01:53,977 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:01:53,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:01:53" (1/1) ... [2018-10-26 20:01:53,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e34a1a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:53, skipping insertion in model container [2018-10-26 20:01:53,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:01:53" (1/1) ... [2018-10-26 20:01:53,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:01:54,082 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:01:54,829 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:01:54,836 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:01:55,139 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:01:55,165 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:01:55,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55 WrapperNode [2018-10-26 20:01:55,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:01:55,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:01:55,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:01:55,168 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:01:55,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:01:55,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:01:55,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:01:55,495 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:01:55,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... [2018-10-26 20:01:55,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:01:55,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:01:55,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:01:55,667 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:01:55,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:01:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 20:01:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:01:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:02:01,004 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:02:01,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:02:01 BoogieIcfgContainer [2018-10-26 20:02:01,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:02:01,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:02:01,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:02:01,009 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:02:01,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:01:53" (1/3) ... [2018-10-26 20:02:01,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6d77ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:02:01, skipping insertion in model container [2018-10-26 20:02:01,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:55" (2/3) ... [2018-10-26 20:02:01,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6d77ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:02:01, skipping insertion in model container [2018-10-26 20:02:01,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:02:01" (3/3) ... [2018-10-26 20:02:01,013 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label32_true-unreach-call.c [2018-10-26 20:02:01,023 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:02:01,032 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:02:01,049 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:02:01,087 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:02:01,088 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:02:01,088 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:02:01,088 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:02:01,088 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:02:01,089 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:02:01,089 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:02:01,089 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:02:01,089 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:02:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2018-10-26 20:02:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 20:02:01,139 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:01,140 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:01,143 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:01,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:01,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1585720492, now seen corresponding path program 1 times [2018-10-26 20:02:01,150 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:01,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:01,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:01,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:01,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:02,038 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-26 20:02:02,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:02,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:02,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:02,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:02:02,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:02:02,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:02,209 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 4 states. [2018-10-26 20:02:05,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:05,602 INFO L93 Difference]: Finished difference Result 1079 states and 1933 transitions. [2018-10-26 20:02:05,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:05,605 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 190 [2018-10-26 20:02:05,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:05,632 INFO L225 Difference]: With dead ends: 1079 [2018-10-26 20:02:05,632 INFO L226 Difference]: Without dead ends: 769 [2018-10-26 20:02:05,638 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:05,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2018-10-26 20:02:05,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 513. [2018-10-26 20:02:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-10-26 20:02:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 851 transitions. [2018-10-26 20:02:05,747 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 851 transitions. Word has length 190 [2018-10-26 20:02:05,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:05,751 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 851 transitions. [2018-10-26 20:02:05,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:02:05,752 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 851 transitions. [2018-10-26 20:02:05,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 20:02:05,767 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:05,768 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:05,768 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:05,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:05,769 INFO L82 PathProgramCache]: Analyzing trace with hash -319916181, now seen corresponding path program 1 times [2018-10-26 20:02:05,770 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:05,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:05,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:05,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:05,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:06,044 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:06,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:02:06,050 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:06,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:06,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:06,051 INFO L87 Difference]: Start difference. First operand 513 states and 851 transitions. Second operand 3 states. [2018-10-26 20:02:08,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:08,302 INFO L93 Difference]: Finished difference Result 1449 states and 2462 transitions. [2018-10-26 20:02:08,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:08,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-10-26 20:02:08,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:08,309 INFO L225 Difference]: With dead ends: 1449 [2018-10-26 20:02:08,309 INFO L226 Difference]: Without dead ends: 938 [2018-10-26 20:02:08,313 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:08,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2018-10-26 20:02:08,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 923. [2018-10-26 20:02:08,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 923 states. [2018-10-26 20:02:08,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 923 states and 1514 transitions. [2018-10-26 20:02:08,356 INFO L78 Accepts]: Start accepts. Automaton has 923 states and 1514 transitions. Word has length 199 [2018-10-26 20:02:08,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:08,357 INFO L481 AbstractCegarLoop]: Abstraction has 923 states and 1514 transitions. [2018-10-26 20:02:08,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:08,357 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1514 transitions. [2018-10-26 20:02:08,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 20:02:08,363 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:08,363 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:08,364 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:08,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:08,364 INFO L82 PathProgramCache]: Analyzing trace with hash -2144271917, now seen corresponding path program 1 times [2018-10-26 20:02:08,364 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:08,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:08,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:08,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:08,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:08,658 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:08,659 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:08,659 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:08,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:02:08,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:02:08,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:08,660 INFO L87 Difference]: Start difference. First operand 923 states and 1514 transitions. Second operand 4 states. [2018-10-26 20:02:12,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:12,860 INFO L93 Difference]: Finished difference Result 3529 states and 5871 transitions. [2018-10-26 20:02:12,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:12,861 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 200 [2018-10-26 20:02:12,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:12,877 INFO L225 Difference]: With dead ends: 3529 [2018-10-26 20:02:12,878 INFO L226 Difference]: Without dead ends: 2608 [2018-10-26 20:02:12,881 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:12,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2608 states. [2018-10-26 20:02:12,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2608 to 1750. [2018-10-26 20:02:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1750 states. [2018-10-26 20:02:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1750 states and 2700 transitions. [2018-10-26 20:02:12,944 INFO L78 Accepts]: Start accepts. Automaton has 1750 states and 2700 transitions. Word has length 200 [2018-10-26 20:02:12,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:12,944 INFO L481 AbstractCegarLoop]: Abstraction has 1750 states and 2700 transitions. [2018-10-26 20:02:12,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:02:12,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2700 transitions. [2018-10-26 20:02:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 20:02:12,950 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:12,951 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:12,951 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:12,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:12,951 INFO L82 PathProgramCache]: Analyzing trace with hash -2102238145, now seen corresponding path program 1 times [2018-10-26 20:02:12,952 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:12,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:12,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:12,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:12,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:13,550 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:02:13,550 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:13,551 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 20:02:13,551 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:02:13,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:02:13,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:13,552 INFO L87 Difference]: Start difference. First operand 1750 states and 2700 transitions. Second operand 4 states. [2018-10-26 20:02:16,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:16,619 INFO L93 Difference]: Finished difference Result 6766 states and 10532 transitions. [2018-10-26 20:02:16,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:16,622 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 207 [2018-10-26 20:02:16,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:16,646 INFO L225 Difference]: With dead ends: 6766 [2018-10-26 20:02:16,647 INFO L226 Difference]: Without dead ends: 5018 [2018-10-26 20:02:16,650 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:16,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5018 states. [2018-10-26 20:02:16,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5018 to 5016. [2018-10-26 20:02:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5016 states. [2018-10-26 20:02:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5016 states to 5016 states and 7035 transitions. [2018-10-26 20:02:16,741 INFO L78 Accepts]: Start accepts. Automaton has 5016 states and 7035 transitions. Word has length 207 [2018-10-26 20:02:16,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:16,742 INFO L481 AbstractCegarLoop]: Abstraction has 5016 states and 7035 transitions. [2018-10-26 20:02:16,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:02:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 5016 states and 7035 transitions. [2018-10-26 20:02:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-26 20:02:16,756 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:16,756 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:16,756 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:16,757 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:16,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1735284252, now seen corresponding path program 1 times [2018-10-26 20:02:16,757 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:16,757 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:16,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:16,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:16,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:17,001 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:17,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:17,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:02:17,002 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:17,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:17,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:17,003 INFO L87 Difference]: Start difference. First operand 5016 states and 7035 transitions. Second operand 3 states. [2018-10-26 20:02:18,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:18,258 INFO L93 Difference]: Finished difference Result 12083 states and 16782 transitions. [2018-10-26 20:02:18,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:18,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2018-10-26 20:02:18,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:18,289 INFO L225 Difference]: With dead ends: 12083 [2018-10-26 20:02:18,289 INFO L226 Difference]: Without dead ends: 7069 [2018-10-26 20:02:18,297 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:18,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7069 states. [2018-10-26 20:02:18,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7069 to 7068. [2018-10-26 20:02:18,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7068 states. [2018-10-26 20:02:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 7068 states and 9585 transitions. [2018-10-26 20:02:18,431 INFO L78 Accepts]: Start accepts. Automaton has 7068 states and 9585 transitions. Word has length 232 [2018-10-26 20:02:18,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:18,432 INFO L481 AbstractCegarLoop]: Abstraction has 7068 states and 9585 transitions. [2018-10-26 20:02:18,432 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 7068 states and 9585 transitions. [2018-10-26 20:02:18,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-26 20:02:18,449 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:18,449 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:18,450 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:18,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:18,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1121561656, now seen corresponding path program 1 times [2018-10-26 20:02:18,451 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:18,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:18,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:18,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:18,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:18,935 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-10-26 20:02:19,071 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-10-26 20:02:19,119 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:19,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:02:19,120 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:02:19,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:19,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:02:19,461 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:02:19,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:02:19,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2018-10-26 20:02:19,502 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 20:02:19,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 20:02:19,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:02:19,504 INFO L87 Difference]: Start difference. First operand 7068 states and 9585 transitions. Second operand 7 states. [2018-10-26 20:02:19,915 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 20:02:28,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:28,976 INFO L93 Difference]: Finished difference Result 19286 states and 26376 transitions. [2018-10-26 20:02:28,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-26 20:02:28,980 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 240 [2018-10-26 20:02:28,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:29,028 INFO L225 Difference]: With dead ends: 19286 [2018-10-26 20:02:29,028 INFO L226 Difference]: Without dead ends: 12220 [2018-10-26 20:02:29,040 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2018-10-26 20:02:29,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12220 states. [2018-10-26 20:02:29,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12220 to 11790. [2018-10-26 20:02:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11790 states. [2018-10-26 20:02:29,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11790 states to 11790 states and 14607 transitions. [2018-10-26 20:02:29,297 INFO L78 Accepts]: Start accepts. Automaton has 11790 states and 14607 transitions. Word has length 240 [2018-10-26 20:02:29,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:29,298 INFO L481 AbstractCegarLoop]: Abstraction has 11790 states and 14607 transitions. [2018-10-26 20:02:29,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 20:02:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 11790 states and 14607 transitions. [2018-10-26 20:02:29,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-26 20:02:29,326 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:29,327 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:29,327 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:29,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:29,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1400125182, now seen corresponding path program 1 times [2018-10-26 20:02:29,328 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:29,328 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:29,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:29,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:29,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:29,811 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 7 [2018-10-26 20:02:29,871 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:29,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:29,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:29,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:02:29,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:02:29,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:29,873 INFO L87 Difference]: Start difference. First operand 11790 states and 14607 transitions. Second operand 4 states. [2018-10-26 20:02:32,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:32,389 INFO L93 Difference]: Finished difference Result 28951 states and 35653 transitions. [2018-10-26 20:02:32,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:32,389 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 254 [2018-10-26 20:02:32,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:32,424 INFO L225 Difference]: With dead ends: 28951 [2018-10-26 20:02:32,425 INFO L226 Difference]: Without dead ends: 17163 [2018-10-26 20:02:32,438 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:32,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17163 states. [2018-10-26 20:02:32,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17163 to 13436. [2018-10-26 20:02:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13436 states. [2018-10-26 20:02:32,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13436 states to 13436 states and 16462 transitions. [2018-10-26 20:02:32,716 INFO L78 Accepts]: Start accepts. Automaton has 13436 states and 16462 transitions. Word has length 254 [2018-10-26 20:02:32,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:32,717 INFO L481 AbstractCegarLoop]: Abstraction has 13436 states and 16462 transitions. [2018-10-26 20:02:32,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:02:32,717 INFO L276 IsEmpty]: Start isEmpty. Operand 13436 states and 16462 transitions. [2018-10-26 20:02:32,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-26 20:02:32,746 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:32,746 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 20:02:32,747 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:32,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:32,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1404267434, now seen corresponding path program 1 times [2018-10-26 20:02:32,747 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:32,747 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:32,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:32,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:32,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:33,110 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-10-26 20:02:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 74 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:33,297 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:02:33,297 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:02:33,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:33,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:02:33,579 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:02:33,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:02:33,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-26 20:02:33,602 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:02:33,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:02:33,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:02:33,603 INFO L87 Difference]: Start difference. First operand 13436 states and 16462 transitions. Second operand 6 states. [2018-10-26 20:02:39,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:39,985 INFO L93 Difference]: Finished difference Result 76289 states and 93696 transitions. [2018-10-26 20:02:39,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 20:02:39,986 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 262 [2018-10-26 20:02:39,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:40,105 INFO L225 Difference]: With dead ends: 76289 [2018-10-26 20:02:40,106 INFO L226 Difference]: Without dead ends: 62855 [2018-10-26 20:02:40,130 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-26 20:02:40,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62855 states. [2018-10-26 20:02:40,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62855 to 60594. [2018-10-26 20:02:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60594 states. [2018-10-26 20:02:41,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60594 states to 60594 states and 71319 transitions. [2018-10-26 20:02:41,031 INFO L78 Accepts]: Start accepts. Automaton has 60594 states and 71319 transitions. Word has length 262 [2018-10-26 20:02:41,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:41,031 INFO L481 AbstractCegarLoop]: Abstraction has 60594 states and 71319 transitions. [2018-10-26 20:02:41,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:02:41,032 INFO L276 IsEmpty]: Start isEmpty. Operand 60594 states and 71319 transitions. [2018-10-26 20:02:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-10-26 20:02:41,145 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:41,145 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:41,146 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:41,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:41,146 INFO L82 PathProgramCache]: Analyzing trace with hash -830200674, now seen corresponding path program 1 times [2018-10-26 20:02:41,146 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:41,147 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:41,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:41,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:41,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-10-26 20:02:41,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:41,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:02:41,395 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:41,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:41,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:41,396 INFO L87 Difference]: Start difference. First operand 60594 states and 71319 transitions. Second operand 3 states. [2018-10-26 20:02:42,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:42,902 INFO L93 Difference]: Finished difference Result 117630 states and 137505 transitions. [2018-10-26 20:02:42,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:42,904 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 377 [2018-10-26 20:02:42,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:42,979 INFO L225 Difference]: With dead ends: 117630 [2018-10-26 20:02:42,979 INFO L226 Difference]: Without dead ends: 57038 [2018-10-26 20:02:43,032 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:43,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57038 states. [2018-10-26 20:02:44,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57038 to 51938. [2018-10-26 20:02:44,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51938 states. [2018-10-26 20:02:44,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51938 states to 51938 states and 60217 transitions. [2018-10-26 20:02:44,102 INFO L78 Accepts]: Start accepts. Automaton has 51938 states and 60217 transitions. Word has length 377 [2018-10-26 20:02:44,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:44,102 INFO L481 AbstractCegarLoop]: Abstraction has 51938 states and 60217 transitions. [2018-10-26 20:02:44,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 51938 states and 60217 transitions. [2018-10-26 20:02:44,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-10-26 20:02:44,145 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:44,146 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:44,146 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:44,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:44,147 INFO L82 PathProgramCache]: Analyzing trace with hash -222708099, now seen corresponding path program 1 times [2018-10-26 20:02:44,147 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:44,147 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:44,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:44,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:44,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:44,521 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:44,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:44,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:44,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:44,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:44,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:44,523 INFO L87 Difference]: Start difference. First operand 51938 states and 60217 transitions. Second operand 3 states. [2018-10-26 20:02:46,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:46,147 INFO L93 Difference]: Finished difference Result 91135 states and 105860 transitions. [2018-10-26 20:02:46,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:46,149 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 397 [2018-10-26 20:02:46,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:46,192 INFO L225 Difference]: With dead ends: 91135 [2018-10-26 20:02:46,193 INFO L226 Difference]: Without dead ends: 39199 [2018-10-26 20:02:46,223 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:46,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39199 states. [2018-10-26 20:02:46,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39199 to 39197. [2018-10-26 20:02:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39197 states. [2018-10-26 20:02:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39197 states to 39197 states and 44375 transitions. [2018-10-26 20:02:46,684 INFO L78 Accepts]: Start accepts. Automaton has 39197 states and 44375 transitions. Word has length 397 [2018-10-26 20:02:46,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:46,685 INFO L481 AbstractCegarLoop]: Abstraction has 39197 states and 44375 transitions. [2018-10-26 20:02:46,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:46,685 INFO L276 IsEmpty]: Start isEmpty. Operand 39197 states and 44375 transitions. [2018-10-26 20:02:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-26 20:02:46,720 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:46,721 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:46,721 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:46,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:46,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1140221079, now seen corresponding path program 1 times [2018-10-26 20:02:46,721 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:46,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:46,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:46,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:46,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:02:47,506 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:47,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:47,507 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:47,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:47,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:47,508 INFO L87 Difference]: Start difference. First operand 39197 states and 44375 transitions. Second operand 3 states. [2018-10-26 20:02:48,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:48,853 INFO L93 Difference]: Finished difference Result 75328 states and 85366 transitions. [2018-10-26 20:02:48,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:48,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 425 [2018-10-26 20:02:48,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:48,895 INFO L225 Difference]: With dead ends: 75328 [2018-10-26 20:02:48,896 INFO L226 Difference]: Without dead ends: 36133 [2018-10-26 20:02:48,919 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:48,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36133 states. [2018-10-26 20:02:49,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36133 to 35313. [2018-10-26 20:02:49,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35313 states. [2018-10-26 20:02:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35313 states to 35313 states and 38915 transitions. [2018-10-26 20:02:49,324 INFO L78 Accepts]: Start accepts. Automaton has 35313 states and 38915 transitions. Word has length 425 [2018-10-26 20:02:49,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:49,325 INFO L481 AbstractCegarLoop]: Abstraction has 35313 states and 38915 transitions. [2018-10-26 20:02:49,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 35313 states and 38915 transitions. [2018-10-26 20:02:49,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2018-10-26 20:02:49,353 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:49,354 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 20:02:49,354 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:49,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:49,355 INFO L82 PathProgramCache]: Analyzing trace with hash 174519628, now seen corresponding path program 1 times [2018-10-26 20:02:49,355 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:49,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:49,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:49,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:49,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:49,632 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-10-26 20:02:49,632 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:49,632 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:49,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:49,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:49,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:49,633 INFO L87 Difference]: Start difference. First operand 35313 states and 38915 transitions. Second operand 3 states. [2018-10-26 20:02:51,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:51,079 INFO L93 Difference]: Finished difference Result 91248 states and 100401 transitions. [2018-10-26 20:02:51,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:51,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 448 [2018-10-26 20:02:51,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:51,157 INFO L225 Difference]: With dead ends: 91248 [2018-10-26 20:02:51,157 INFO L226 Difference]: Without dead ends: 55937 [2018-10-26 20:02:51,185 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:51,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55937 states. [2018-10-26 20:02:52,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55937 to 55708. [2018-10-26 20:02:52,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55708 states. [2018-10-26 20:02:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55708 states to 55708 states and 60911 transitions. [2018-10-26 20:02:52,350 INFO L78 Accepts]: Start accepts. Automaton has 55708 states and 60911 transitions. Word has length 448 [2018-10-26 20:02:52,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:52,351 INFO L481 AbstractCegarLoop]: Abstraction has 55708 states and 60911 transitions. [2018-10-26 20:02:52,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 55708 states and 60911 transitions. [2018-10-26 20:02:52,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-10-26 20:02:52,383 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:52,384 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:52,384 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:52,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:52,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1525349238, now seen corresponding path program 1 times [2018-10-26 20:02:52,384 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:52,384 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:52,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:52,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:52,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:52,949 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-26 20:02:52,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:52,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:52,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:52,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:52,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:52,952 INFO L87 Difference]: Start difference. First operand 55708 states and 60911 transitions. Second operand 3 states. [2018-10-26 20:02:55,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:55,768 INFO L93 Difference]: Finished difference Result 104678 states and 114443 transitions. [2018-10-26 20:02:55,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:55,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 460 [2018-10-26 20:02:55,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:55,770 INFO L225 Difference]: With dead ends: 104678 [2018-10-26 20:02:55,770 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 20:02:55,813 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:55,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 20:02:55,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 20:02:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 20:02:55,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 20:02:55,814 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 460 [2018-10-26 20:02:55,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:55,815 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 20:02:55,815 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:55,815 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 20:02:55,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:02:55,821 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 20:02:55,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:55,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,562 WARN L179 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 210 [2018-10-26 20:02:56,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,249 WARN L179 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 210 [2018-10-26 20:03:00,486 WARN L179 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 165 DAG size of output: 49 [2018-10-26 20:03:01,444 WARN L179 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 49 [2018-10-26 20:03:01,448 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-10-26 20:03:01,448 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-10-26 20:03:01,448 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,448 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,448 INFO L425 ceAbstractionStarter]: For program point L1622(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,448 INFO L425 ceAbstractionStarter]: For program point L1556(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L1490(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-10-26 20:03:01,449 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L1625(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,450 INFO L425 ceAbstractionStarter]: For program point L1559(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L1493(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-10-26 20:03:01,451 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1602) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point L1628(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point L1562(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point L1496(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,452 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L1631(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L1565(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L1499(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,453 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-10-26 20:03:01,454 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L1634(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,455 INFO L425 ceAbstractionStarter]: For program point L1568(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L1502(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-10-26 20:03:01,456 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L1637(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,457 INFO L425 ceAbstractionStarter]: For program point L1571(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L1505(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L1640(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,458 INFO L425 ceAbstractionStarter]: For program point L1574(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L1508(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-10-26 20:03:01,459 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L1643(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L1577(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L1511(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,460 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-10-26 20:03:01,461 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L1646(lines 1646 1648) no Hoare annotation was computed. [2018-10-26 20:03:01,462 INFO L425 ceAbstractionStarter]: For program point L1580(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1514(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-10-26 20:03:01,463 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,464 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,464 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,464 INFO L421 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse10 (= ~a3~0 1)) (.cse11 (= ~a6~0 1)) (.cse9 (= ~a26~0 1))) (let ((.cse6 (not .cse9)) (.cse12 (= ~a3~0 0)) (.cse0 (<= ~a11~0 0)) (.cse1 (not (= ~a12~0 1))) (.cse8 (not .cse11)) (.cse3 (<= ~a27~0 0)) (.cse4 (= ~a27~0 1)) (.cse5 (not .cse10)) (.cse2 (= ~a5~0 1)) (.cse7 (= ~a11~0 1)) (.cse13 (= ~a16~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse2) (and .cse6 (and .cse4 .cse1 .cse5 .cse2) .cse7) (and .cse8 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse1 .cse2 .cse7 .cse9 .cse10) (and .cse11 .cse0 .cse2 .cse3) (and .cse4 .cse1 .cse0 .cse2) (and .cse2 .cse7 .cse9 .cse12 .cse3) (and .cse0 .cse2 .cse12 .cse3) (and .cse6 .cse11 .cse2 .cse7 .cse13 .cse10 .cse3) (and .cse4 .cse2 .cse7 .cse9 .cse13) (and .cse1 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse11 .cse2 .cse7 .cse12) (and .cse4 .cse0 .cse2 .cse9) (and .cse0 .cse5 .cse2 .cse9 .cse3) (and (and .cse1 .cse4 .cse8) .cse2 .cse7) (and (and .cse4 .cse8) .cse2 .cse7 .cse9) (and (and .cse1 .cse8) .cse5 .cse2 .cse7 .cse3) (and .cse4 .cse11 .cse5 .cse2 .cse7 .cse13)))) [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L1583(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L1517(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,465 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L428 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L1586(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L1520(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,466 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L1589(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L1523(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,467 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-10-26 20:03:01,468 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,469 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-10-26 20:03:01,469 INFO L425 ceAbstractionStarter]: For program point L1592(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,469 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse10 (= ~a3~0 1)) (.cse11 (= ~a6~0 1)) (.cse9 (= ~a26~0 1))) (let ((.cse6 (not .cse9)) (.cse12 (= ~a3~0 0)) (.cse0 (<= ~a11~0 0)) (.cse1 (not (= ~a12~0 1))) (.cse8 (not .cse11)) (.cse3 (<= ~a27~0 0)) (.cse4 (= ~a27~0 1)) (.cse5 (not .cse10)) (.cse2 (= ~a5~0 1)) (.cse7 (= ~a11~0 1)) (.cse13 (= ~a16~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse2) (and .cse6 (and .cse4 .cse1 .cse5 .cse2) .cse7) (and .cse8 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse1 .cse2 .cse7 .cse9 .cse10) (and .cse11 .cse0 .cse2 .cse3) (and .cse4 .cse1 .cse0 .cse2) (and .cse2 .cse7 .cse9 .cse12 .cse3) (and .cse0 .cse2 .cse12 .cse3) (and .cse6 .cse11 .cse2 .cse7 .cse13 .cse10 .cse3) (and .cse4 .cse2 .cse7 .cse9 .cse13) (and .cse1 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse11 .cse2 .cse7 .cse12) (and .cse4 .cse0 .cse2 .cse9) (and .cse0 .cse5 .cse2 .cse9 .cse3) (and (and .cse1 .cse4 .cse8) .cse2 .cse7) (and (and .cse4 .cse8) .cse2 .cse7 .cse9) (and (and .cse1 .cse8) .cse5 .cse2 .cse7 .cse3) (and .cse4 .cse11 .cse5 .cse2 .cse7 .cse13)))) [2018-10-26 20:03:01,469 INFO L425 ceAbstractionStarter]: For program point L1526(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,469 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,469 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,469 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,470 INFO L425 ceAbstractionStarter]: For program point L1595(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L1529(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,471 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L1598(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L1532(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L1466-1(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-10-26 20:03:01,472 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L1535(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,473 INFO L425 ceAbstractionStarter]: For program point L1469(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,474 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L1604(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L1538(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L1472(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,475 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L1607(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,476 INFO L425 ceAbstractionStarter]: For program point L1541(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L1475(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,477 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L1610(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L1544(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L1478(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,478 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L1613(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,479 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L1547(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L1481(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-10-26 20:03:01,480 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,481 INFO L425 ceAbstractionStarter]: For program point L1616(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L1550(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L1484(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L1619(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,482 INFO L425 ceAbstractionStarter]: For program point L1553(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,483 INFO L425 ceAbstractionStarter]: For program point L1487(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:01,483 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,483 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-10-26 20:03:01,483 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-10-26 20:03:01,483 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,483 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-10-26 20:03:01,483 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-10-26 20:03:01,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 08:03:01 BoogieIcfgContainer [2018-10-26 20:03:01,514 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 20:03:01,515 INFO L168 Benchmark]: Toolchain (without parser) took 67545.10 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: -9.4 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-26 20:03:01,516 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 20:03:01,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1194.98 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:01,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.43 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 724.0 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -847.9 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:01,519 INFO L168 Benchmark]: Boogie Preprocessor took 171.37 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:01,520 INFO L168 Benchmark]: RCFGBuilder took 5338.59 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:01,521 INFO L168 Benchmark]: TraceAbstraction took 60508.52 ms. Allocated memory was 2.2 GB in the beginning and 3.5 GB in the end (delta: 1.3 GB). Free memory was 1.9 GB in the beginning and 1.4 GB in the end (delta: 483.9 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-26 20:03:01,530 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1194.98 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 326.43 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 724.0 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -847.9 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 171.37 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5338.59 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 60508.52 ms. Allocated memory was 2.2 GB in the beginning and 3.5 GB in the end (delta: 1.3 GB). Free memory was 1.9 GB in the beginning and 1.4 GB in the end (delta: 483.9 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1602]: 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: ((((((((((((((((((((a11 <= 0 && !(a12 == 1)) && a5 == 1) && a27 <= 0) || (((a27 == 1 && a11 <= 0) && !(a3 == 1)) && a5 == 1)) || ((!(a26 == 1) && ((a27 == 1 && !(a12 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1)) || ((((!(a6 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || (((((a27 == 1 && !(a12 == 1)) && a5 == 1) && a11 == 1) && a26 == 1) && a3 == 1)) || (((a6 == 1 && a11 <= 0) && a5 == 1) && a27 <= 0)) || (((a27 == 1 && !(a12 == 1)) && a11 <= 0) && a5 == 1)) || ((((a5 == 1 && a11 == 1) && a26 == 1) && a3 == 0) && a27 <= 0)) || (((a11 <= 0 && a5 == 1) && a3 == 0) && a27 <= 0)) || ((((((!(a26 == 1) && a6 == 1) && a5 == 1) && a11 == 1) && a16 == 1) && a3 == 1) && a27 <= 0)) || ((((a27 == 1 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1)) || ((((!(a12 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || ((((a27 == 1 && a6 == 1) && a5 == 1) && a11 == 1) && a3 == 0)) || (((a27 == 1 && a11 <= 0) && a5 == 1) && a26 == 1)) || ((((a11 <= 0 && !(a3 == 1)) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((!(a12 == 1) && a27 == 1) && !(a6 == 1)) && a5 == 1) && a11 == 1)) || ((((a27 == 1 && !(a6 == 1)) && a5 == 1) && a11 == 1) && a26 == 1)) || (((((!(a12 == 1) && !(a6 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a27 <= 0)) || (((((a27 == 1 && a6 == 1) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a16 == 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a11 <= 0 && !(a12 == 1)) && a5 == 1) && a27 <= 0) || (((a27 == 1 && a11 <= 0) && !(a3 == 1)) && a5 == 1)) || ((!(a26 == 1) && ((a27 == 1 && !(a12 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1)) || ((((!(a6 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || (((((a27 == 1 && !(a12 == 1)) && a5 == 1) && a11 == 1) && a26 == 1) && a3 == 1)) || (((a6 == 1 && a11 <= 0) && a5 == 1) && a27 <= 0)) || (((a27 == 1 && !(a12 == 1)) && a11 <= 0) && a5 == 1)) || ((((a5 == 1 && a11 == 1) && a26 == 1) && a3 == 0) && a27 <= 0)) || (((a11 <= 0 && a5 == 1) && a3 == 0) && a27 <= 0)) || ((((((!(a26 == 1) && a6 == 1) && a5 == 1) && a11 == 1) && a16 == 1) && a3 == 1) && a27 <= 0)) || ((((a27 == 1 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1)) || ((((!(a12 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || ((((a27 == 1 && a6 == 1) && a5 == 1) && a11 == 1) && a3 == 0)) || (((a27 == 1 && a11 <= 0) && a5 == 1) && a26 == 1)) || ((((a11 <= 0 && !(a3 == 1)) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((!(a12 == 1) && a27 == 1) && !(a6 == 1)) && a5 == 1) && a11 == 1)) || ((((a27 == 1 && !(a6 == 1)) && a5 == 1) && a11 == 1) && a26 == 1)) || (((((!(a12 == 1) && !(a6 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a27 <= 0)) || (((((a27 == 1 && a6 == 1) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a16 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 303 locations, 1 error locations. SAFE Result, 60.4s OverallTime, 13 OverallIterations, 6 TraceHistogramMax, 42.1s AutomataDifference, 0.0s DeadEndRemovalTime, 5.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 3595 SDtfs, 8427 SDslu, 1617 SDs, 0 SdLazy, 16668 SolverSat, 3890 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 559 GetRequests, 525 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60594occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 13701 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 440 NumberOfFragments, 655 HoareAnnotationTreeSize, 3 FomulaSimplifications, 21352 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 7494 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 4393 NumberOfCodeBlocks, 4393 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4378 ConstructedInterpolants, 0 QuantifiedInterpolants, 2654836 SizeOfPredicates, 2 NumberOfNonLiveVariables, 868 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 2383/2391 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...