java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label12.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 13:10:51,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 13:10:51,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 13:10:51,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 13:10:51,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 13:10:51,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 13:10:51,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 13:10:51,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 13:10:51,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 13:10:51,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 13:10:51,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 13:10:51,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 13:10:51,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 13:10:51,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 13:10:51,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 13:10:51,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 13:10:51,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 13:10:51,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 13:10:51,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 13:10:51,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 13:10:51,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-07 13:10:51,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 13:10:51,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 13:10:51,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 13:10:51,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 13:10:51,351 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 13:10:51,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 13:10:51,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 13:10:51,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 13:10:51,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 13:10:51,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 13:10:51,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 13:10:51,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 13:10:51,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 13:10:51,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 13:10:51,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 13:10:51,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 13:10:51,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 13:10:51,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 13:10:51,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 13:10:51,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 13:10:51,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 13:10:51,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:10:51,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 13:10:51,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 13:10:51,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 13:10:51,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 13:10:51,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 13:10:51,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 13:10:51,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 13:10:51,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 13:10:51,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 13:10:51,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 13:10:51,405 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 13:10:51,405 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 13:10:51,406 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label12.c [2019-09-07 13:10:51,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dac3b0bc9/087f5df58e8649b0afc8d66a6b7f5944/FLAGb35117dca [2019-09-07 13:10:51,967 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 13:10:51,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label12.c [2019-09-07 13:10:51,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dac3b0bc9/087f5df58e8649b0afc8d66a6b7f5944/FLAGb35117dca [2019-09-07 13:10:52,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dac3b0bc9/087f5df58e8649b0afc8d66a6b7f5944 [2019-09-07 13:10:52,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 13:10:52,285 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 13:10:52,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 13:10:52,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 13:10:52,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 13:10:52,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:10:52" (1/1) ... [2019-09-07 13:10:52,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad267df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:52, skipping insertion in model container [2019-09-07 13:10:52,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:10:52" (1/1) ... [2019-09-07 13:10:52,302 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 13:10:52,361 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 13:10:52,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:10:52,868 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 13:10:53,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:10:53,017 INFO L192 MainTranslator]: Completed translation [2019-09-07 13:10:53,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53 WrapperNode [2019-09-07 13:10:53,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 13:10:53,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 13:10:53,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 13:10:53,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 13:10:53,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... [2019-09-07 13:10:53,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... [2019-09-07 13:10:53,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... [2019-09-07 13:10:53,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... [2019-09-07 13:10:53,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... [2019-09-07 13:10:53,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... [2019-09-07 13:10:53,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... [2019-09-07 13:10:53,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 13:10:53,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 13:10:53,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 13:10:53,126 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 13:10:53,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:10:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 13:10:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 13:10:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 13:10:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 13:10:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 13:10:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 13:10:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 13:10:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 13:10:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 13:10:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 13:10:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 13:10:54,362 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 13:10:54,363 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 13:10:54,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:10:54 BoogieIcfgContainer [2019-09-07 13:10:54,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 13:10:54,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 13:10:54,366 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 13:10:54,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 13:10:54,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 01:10:52" (1/3) ... [2019-09-07 13:10:54,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a34f472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:10:54, skipping insertion in model container [2019-09-07 13:10:54,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:10:53" (2/3) ... [2019-09-07 13:10:54,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a34f472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:10:54, skipping insertion in model container [2019-09-07 13:10:54,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:10:54" (3/3) ... [2019-09-07 13:10:54,379 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label12.c [2019-09-07 13:10:54,392 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 13:10:54,401 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 13:10:54,418 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 13:10:54,457 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 13:10:54,458 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 13:10:54,458 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 13:10:54,458 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 13:10:54,459 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 13:10:54,459 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 13:10:54,459 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 13:10:54,459 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 13:10:54,460 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 13:10:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-09-07 13:10:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-09-07 13:10:54,510 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:54,511 INFO L399 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] [2019-09-07 13:10:54,513 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:54,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:54,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1251139866, now seen corresponding path program 1 times [2019-09-07 13:10:54,522 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:54,522 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:54,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:54,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:54,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:55,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:55,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:55,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:10:55,060 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:10:55,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:10:55,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:10:55,076 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-09-07 13:10:55,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:55,933 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2019-09-07 13:10:55,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:10:55,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2019-09-07 13:10:55,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:55,965 INFO L225 Difference]: With dead ends: 618 [2019-09-07 13:10:55,965 INFO L226 Difference]: Without dead ends: 320 [2019-09-07 13:10:55,977 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:10:55,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-09-07 13:10:56,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2019-09-07 13:10:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2019-09-07 13:10:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2019-09-07 13:10:56,095 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 124 [2019-09-07 13:10:56,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:56,097 INFO L475 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2019-09-07 13:10:56,097 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:10:56,097 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2019-09-07 13:10:56,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-09-07 13:10:56,111 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:56,112 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:10:56,112 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:56,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:56,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1267937665, now seen corresponding path program 1 times [2019-09-07 13:10:56,115 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:56,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:56,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:56,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:56,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:56,500 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:56,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:56,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:10:56,506 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:10:56,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:10:56,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:56,508 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2019-09-07 13:10:57,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:57,181 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2019-09-07 13:10:57,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:10:57,186 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2019-09-07 13:10:57,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:57,189 INFO L225 Difference]: With dead ends: 721 [2019-09-07 13:10:57,190 INFO L226 Difference]: Without dead ends: 320 [2019-09-07 13:10:57,191 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:57,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-09-07 13:10:57,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2019-09-07 13:10:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2019-09-07 13:10:57,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2019-09-07 13:10:57,221 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 132 [2019-09-07 13:10:57,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:57,222 INFO L475 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2019-09-07 13:10:57,222 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:10:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2019-09-07 13:10:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-07 13:10:57,225 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:57,225 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:10:57,226 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:57,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:57,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1536784181, now seen corresponding path program 1 times [2019-09-07 13:10:57,226 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:57,227 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:57,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:57,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:57,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:57,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:57,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:57,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:10:57,609 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:10:57,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:10:57,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:57,610 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2019-09-07 13:10:58,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:58,288 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2019-09-07 13:10:58,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:10:58,289 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2019-09-07 13:10:58,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:58,292 INFO L225 Difference]: With dead ends: 717 [2019-09-07 13:10:58,292 INFO L226 Difference]: Without dead ends: 320 [2019-09-07 13:10:58,294 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:58,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-09-07 13:10:58,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2019-09-07 13:10:58,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2019-09-07 13:10:58,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2019-09-07 13:10:58,317 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 138 [2019-09-07 13:10:58,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:58,317 INFO L475 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2019-09-07 13:10:58,317 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:10:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2019-09-07 13:10:58,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-09-07 13:10:58,324 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:58,325 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:10:58,325 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:58,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:58,325 INFO L82 PathProgramCache]: Analyzing trace with hash -564169218, now seen corresponding path program 1 times [2019-09-07 13:10:58,325 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:58,326 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:58,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:58,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:58,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:58,461 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:58,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:10:58,462 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:10:58,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:10:58,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:10:58,462 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2019-09-07 13:10:59,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:59,326 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2019-09-07 13:10:59,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:10:59,327 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2019-09-07 13:10:59,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:59,330 INFO L225 Difference]: With dead ends: 951 [2019-09-07 13:10:59,331 INFO L226 Difference]: Without dead ends: 637 [2019-09-07 13:10:59,332 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:10:59,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2019-09-07 13:10:59,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2019-09-07 13:10:59,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-09-07 13:10:59,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2019-09-07 13:10:59,362 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 146 [2019-09-07 13:10:59,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:59,362 INFO L475 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2019-09-07 13:10:59,363 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:10:59,363 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2019-09-07 13:10:59,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-09-07 13:10:59,365 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:59,366 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:10:59,366 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:59,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:59,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1274835258, now seen corresponding path program 1 times [2019-09-07 13:10:59,367 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:59,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:59,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:59,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:59,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:59,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:59,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:10:59,628 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:10:59,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:10:59,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:59,629 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2019-09-07 13:11:00,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:00,192 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2019-09-07 13:11:00,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:11:00,192 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2019-09-07 13:11:00,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:00,197 INFO L225 Difference]: With dead ends: 1330 [2019-09-07 13:11:00,198 INFO L226 Difference]: Without dead ends: 626 [2019-09-07 13:11:00,200 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:11:00,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2019-09-07 13:11:00,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2019-09-07 13:11:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-09-07 13:11:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2019-09-07 13:11:00,227 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 148 [2019-09-07 13:11:00,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:00,227 INFO L475 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2019-09-07 13:11:00,227 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:11:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2019-09-07 13:11:00,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-09-07 13:11:00,231 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:00,231 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:11:00,231 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:00,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:00,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1427723146, now seen corresponding path program 1 times [2019-09-07 13:11:00,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:00,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:00,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:00,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:00,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:11:00,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:11:00,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:11:00,458 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:11:00,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:11:00,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:11:00,459 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2019-09-07 13:11:01,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:01,017 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2019-09-07 13:11:01,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:11:01,018 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2019-09-07 13:11:01,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:01,023 INFO L225 Difference]: With dead ends: 1332 [2019-09-07 13:11:01,023 INFO L226 Difference]: Without dead ends: 626 [2019-09-07 13:11:01,025 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:11:01,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2019-09-07 13:11:01,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2019-09-07 13:11:01,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-09-07 13:11:01,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2019-09-07 13:11:01,041 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 150 [2019-09-07 13:11:01,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:01,042 INFO L475 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2019-09-07 13:11:01,042 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:11:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2019-09-07 13:11:01,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-07 13:11:01,044 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:01,045 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:11:01,045 INFO L418 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:01,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:01,045 INFO L82 PathProgramCache]: Analyzing trace with hash 392356590, now seen corresponding path program 1 times [2019-09-07 13:11:01,046 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:01,046 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:01,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:01,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:01,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:01,118 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:11:01,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:11:01,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:11:01,119 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:11:01,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:11:01,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:11:01,120 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2019-09-07 13:11:01,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:01,856 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2019-09-07 13:11:01,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:11:01,861 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2019-09-07 13:11:01,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:01,870 INFO L225 Difference]: With dead ends: 1858 [2019-09-07 13:11:01,871 INFO L226 Difference]: Without dead ends: 1238 [2019-09-07 13:11:01,872 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:11:01,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2019-09-07 13:11:01,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2019-09-07 13:11:01,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2019-09-07 13:11:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1637 transitions. [2019-09-07 13:11:01,909 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1637 transitions. Word has length 154 [2019-09-07 13:11:01,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:01,909 INFO L475 AbstractCegarLoop]: Abstraction has 1218 states and 1637 transitions. [2019-09-07 13:11:01,909 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:11:01,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1637 transitions. [2019-09-07 13:11:01,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-09-07 13:11:01,913 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:01,913 INFO L399 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:11:01,914 INFO L418 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:01,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:01,914 INFO L82 PathProgramCache]: Analyzing trace with hash 1102274855, now seen corresponding path program 1 times [2019-09-07 13:11:01,914 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:01,914 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:01,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:01,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:01,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:02,037 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:11:02,037 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:11:02,037 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:11:02,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:02,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:11:02,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:11:02,230 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-09-07 13:11:02,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 13:11:02,244 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-09-07 13:11:02,245 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:11:02,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:11:02,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:11:02,247 INFO L87 Difference]: Start difference. First operand 1218 states and 1637 transitions. Second operand 9 states. [2019-09-07 13:11:04,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:04,821 INFO L93 Difference]: Finished difference Result 5216 states and 7151 transitions. [2019-09-07 13:11:04,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-09-07 13:11:04,822 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 159 [2019-09-07 13:11:04,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:04,854 INFO L225 Difference]: With dead ends: 5216 [2019-09-07 13:11:04,854 INFO L226 Difference]: Without dead ends: 4004 [2019-09-07 13:11:04,861 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=516, Unknown=0, NotChecked=0, Total=756 [2019-09-07 13:11:04,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4004 states. [2019-09-07 13:11:05,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4004 to 2552. [2019-09-07 13:11:05,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2552 states. [2019-09-07 13:11:05,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2552 states and 3288 transitions. [2019-09-07 13:11:05,046 INFO L78 Accepts]: Start accepts. Automaton has 2552 states and 3288 transitions. Word has length 159 [2019-09-07 13:11:05,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:05,048 INFO L475 AbstractCegarLoop]: Abstraction has 2552 states and 3288 transitions. [2019-09-07 13:11:05,048 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:11:05,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 3288 transitions. [2019-09-07 13:11:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2019-09-07 13:11:05,063 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:05,063 INFO L399 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, 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] [2019-09-07 13:11:05,064 INFO L418 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:05,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:05,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1502156668, now seen corresponding path program 1 times [2019-09-07 13:11:05,065 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:05,065 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:05,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:05,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:05,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 134 proven. 30 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-09-07 13:11:05,279 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:11:05,279 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-07 13:11:05,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:11:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:05,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:11:05,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:11:05,510 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-07 13:11:05,523 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:11:05,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-09-07 13:11:05,524 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:11:05,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:11:05,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:11:05,525 INFO L87 Difference]: Start difference. First operand 2552 states and 3288 transitions. Second operand 9 states. [2019-09-07 13:11:07,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:07,126 INFO L93 Difference]: Finished difference Result 4957 states and 6476 transitions. [2019-09-07 13:11:07,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-07 13:11:07,127 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 235 [2019-09-07 13:11:07,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:07,128 INFO L225 Difference]: With dead ends: 4957 [2019-09-07 13:11:07,128 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 13:11:07,140 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2019-09-07 13:11:07,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 13:11:07,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 13:11:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 13:11:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 13:11:07,141 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 235 [2019-09-07 13:11:07,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:07,142 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 13:11:07,142 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:11:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 13:11:07,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 13:11:07,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 13:11:08,606 WARN L188 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 145 DAG size of output: 72 [2019-09-07 13:11:09,189 WARN L188 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 59 [2019-09-07 13:11:09,785 WARN L188 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 59 [2019-09-07 13:11:09,788 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:11:09,788 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) [2019-09-07 13:11:09,788 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:11:09,788 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,788 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,789 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,789 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,789 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,789 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-09-07 13:11:09,789 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-09-07 13:11:09,789 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-09-07 13:11:09,789 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-09-07 13:11:09,790 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-09-07 13:11:09,791 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-09-07 13:11:09,791 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,791 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,791 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,791 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,791 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-09-07 13:11:09,792 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-09-07 13:11:09,793 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-09-07 13:11:09,793 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-09-07 13:11:09,793 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-09-07 13:11:09,793 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-09-07 13:11:09,793 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-09-07 13:11:09,793 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-09-07 13:11:09,793 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-09-07 13:11:09,794 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-09-07 13:11:09,795 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-09-07 13:11:09,796 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-09-07 13:11:09,797 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-09-07 13:11:09,798 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-09-07 13:11:09,799 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,800 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-09-07 13:11:09,801 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-09-07 13:11:09,802 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,803 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-09-07 13:11:09,804 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-09-07 13:11:09,805 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-09-07 13:11:09,805 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-09-07 13:11:09,805 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-09-07 13:11:09,805 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-09-07 13:11:09,805 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-09-07 13:11:09,805 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,805 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-09-07 13:11:09,806 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-09-07 13:11:09,807 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-09-07 13:11:09,808 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-09-07 13:11:09,808 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-09-07 13:11:09,808 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,808 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,808 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,809 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse20 (not (= 1 ~a11~0))) (.cse14 (= ~a17~0 |old(~a17~0)|)) (.cse16 (= ~a28~0 |old(~a28~0)|)) (.cse17 (= ~a25~0 |old(~a25~0)|))) (let ((.cse4 (= 1 |old(~a11~0)|)) (.cse18 (= 1 |old(~a19~0)|)) (.cse5 (= 1 |old(~a25~0)|)) (.cse22 (and .cse20 .cse14 .cse16 .cse17)) (.cse21 (= 8 |old(~a17~0)|)) (.cse15 (= ~a19~0 |old(~a19~0)|))) (let ((.cse1 (= 8 |old(~a28~0)|)) (.cse7 (and (or .cse22 (and .cse14 .cse21 .cse16 .cse17)) .cse15)) (.cse13 (not (= 7 |old(~a28~0)|))) (.cse3 (= 10 |old(~a17~0)|)) (.cse8 (= 9 |old(~a28~0)|)) (.cse9 (and .cse22 .cse15)) (.cse0 (not (= 1 ~a21~0))) (.cse19 (not (= 10 |old(~a28~0)|))) (.cse10 (not .cse5)) (.cse6 (not .cse18)) (.cse2 (not .cse21)) (.cse12 (not .cse4)) (.cse11 (= ~a11~0 1))) (and (or (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse5)) .cse6 .cse7) (or (or .cse3 .cse0 .cse4 .cse8 .cse5) .cse9) (or .cse0 .cse10 .cse6 .cse2 .cse11 (not .cse8) .cse12) (or .cse0 .cse13 .cse10 .cse6 .cse11 .cse12 (not (= 7 |old(~a17~0)|))) (or .cse0 .cse1 (and .cse14 .cse15 .cse16 .cse17) (not (<= |old(~a17~0)| 7))) (or (and (or .cse0 .cse1 .cse8 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse8)) .cse7) (or .cse18 .cse0 .cse13 .cse11 .cse2 .cse12 .cse5) (or (or .cse3 .cse0 .cse4 .cse19) .cse20) (or (or .cse3 .cse0 .cse4 .cse8) .cse6 .cse9) (or .cse0 .cse4 .cse6 .cse2 .cse20) (or .cse0 .cse19 .cse10 .cse6 .cse2 .cse12 .cse11))))) [2019-09-07 13:11:09,809 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,809 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,809 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,809 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-09-07 13:11:09,809 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-09-07 13:11:09,809 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-09-07 13:11:09,810 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,811 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,812 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-09-07 13:11:09,812 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-09-07 13:11:09,812 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-09-07 13:11:09,812 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-09-07 13:11:09,812 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-09-07 13:11:09,812 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-09-07 13:11:09,812 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-09-07 13:11:09,813 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-09-07 13:11:09,814 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2019-09-07 13:11:09,815 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-09-07 13:11:09,816 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-09-07 13:11:09,817 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-09-07 13:11:09,817 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:11:09,817 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 1 ~a11~0)) (not (= ~a17~0 10)) (not (= ~a25~0 1)) (not (= ~a28~0 8)) (= ~a19~0 1) (= ~a21~0 1) (not (= ~a28~0 9))) [2019-09-07 13:11:09,817 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 13:11:09,817 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:11:09,817 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (= 10 |old(~a17~0)|) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (not (= 1 ~a11~0)) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2019-09-07 13:11:09,818 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse2 (= ~a28~0 9)) (.cse5 (= ~a25~0 1))) (let ((.cse9 (= ~a28~0 7)) (.cse7 (<= ~a17~0 |old(~a17~0)|)) (.cse11 (not (= 1 ~a11~0))) (.cse10 (not .cse5)) (.cse8 (not .cse2)) (.cse3 (= ~a17~0 8)) (.cse6 (= ~a11~0 1)) (.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse0 (not (= ~a28~0 8))) (.cse4 (= ~a19~0 1)) (.cse1 (= 8 |old(~a17~0)|))) (or (not (= 1 ~a21~0)) (and (<= ~a17~0 7) .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 (and .cse0 .cse1 .cse8)) (= 1 |old(~a25~0)|) (and (= ~a17~0 7) .cse4 .cse9 .cse5 .cse6) (= 10 |old(~a17~0)|) (= 1 |old(~a11~0)|) (and (not .cse4) .cse10 .cse3 .cse9 .cse6) (= 9 |old(~a28~0)|) (and .cse7 .cse4 (and .cse11 .cse1)) (not (= 1 |old(~a19~0)|)) (and .cse7 (or (and .cse11 .cse10 .cse1 .cse8) (and .cse11 .cse12 .cse10 .cse0 .cse8))) (= 8 |old(~a28~0)|) (and (= ~a28~0 10) .cse3 .cse4 .cse5 .cse6) (and .cse12 .cse0 .cse4 .cse1)))) [2019-09-07 13:11:09,818 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-09-07 13:11:09,818 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-09-07 13:11:09,818 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (= ~a28~0 9)) (.cse5 (= ~a25~0 1))) (let ((.cse9 (= ~a28~0 7)) (.cse7 (<= ~a17~0 |old(~a17~0)|)) (.cse11 (not (= 1 ~a11~0))) (.cse10 (not .cse5)) (.cse8 (not .cse2)) (.cse3 (= ~a17~0 8)) (.cse6 (= ~a11~0 1)) (.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse0 (not (= ~a28~0 8))) (.cse4 (= ~a19~0 1)) (.cse1 (= 8 |old(~a17~0)|))) (or (not (= 1 ~a21~0)) (and (<= ~a17~0 7) .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 (and .cse0 .cse1 .cse8)) (= 1 |old(~a25~0)|) (and (= ~a17~0 7) .cse4 .cse9 .cse5 .cse6) (= 10 |old(~a17~0)|) (= 1 |old(~a11~0)|) (and (not .cse4) .cse10 .cse3 .cse9 .cse6) (= 9 |old(~a28~0)|) (and .cse7 .cse4 (and .cse11 .cse1)) (not (= 1 |old(~a19~0)|)) (and .cse7 (or (and .cse11 .cse10 .cse1 .cse8) (and .cse11 .cse12 .cse10 .cse0 .cse8))) (= 8 |old(~a28~0)|) (and (= ~a28~0 10) .cse3 .cse4 .cse5 .cse6) (and .cse12 .cse0 .cse4 .cse1)))) [2019-09-07 13:11:09,818 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-09-07 13:11:09,819 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-09-07 13:11:09,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 01:11:09 BoogieIcfgContainer [2019-09-07 13:11:09,838 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 13:11:09,840 INFO L168 Benchmark]: Toolchain (without parser) took 17554.33 ms. Allocated memory was 135.3 MB in the beginning and 482.9 MB in the end (delta: 347.6 MB). Free memory was 88.1 MB in the beginning and 139.7 MB in the end (delta: -51.6 MB). Peak memory consumption was 306.5 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:09,841 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-07 13:11:09,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.66 ms. Allocated memory was 135.3 MB in the beginning and 200.8 MB in the end (delta: 65.5 MB). Free memory was 87.9 MB in the beginning and 159.8 MB in the end (delta: -71.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:09,843 INFO L168 Benchmark]: Boogie Preprocessor took 107.20 ms. Allocated memory is still 200.8 MB. Free memory was 159.8 MB in the beginning and 154.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:09,844 INFO L168 Benchmark]: RCFGBuilder took 1238.69 ms. Allocated memory was 200.8 MB in the beginning and 230.2 MB in the end (delta: 29.4 MB). Free memory was 154.5 MB in the beginning and 172.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:09,845 INFO L168 Benchmark]: TraceAbstraction took 15472.35 ms. Allocated memory was 230.2 MB in the beginning and 482.9 MB in the end (delta: 252.7 MB). Free memory was 172.1 MB in the beginning and 139.7 MB in the end (delta: 32.4 MB). Peak memory consumption was 295.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:09,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.66 ms. Allocated memory was 135.3 MB in the beginning and 200.8 MB in the end (delta: 65.5 MB). Free memory was 87.9 MB in the beginning and 159.8 MB in the end (delta: -71.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.20 ms. Allocated memory is still 200.8 MB. Free memory was 159.8 MB in the beginning and 154.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1238.69 ms. Allocated memory was 200.8 MB in the beginning and 230.2 MB in the end (delta: 29.4 MB). Free memory was 154.5 MB in the beginning and 172.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15472.35 ms. Allocated memory was 230.2 MB in the beginning and 482.9 MB in the end (delta: 252.7 MB). Free memory was 172.1 MB in the beginning and 139.7 MB in the end (delta: 32.4 MB). Peak memory consumption was 295.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 526]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == a21) || ((a17 <= 7 && !(a28 == 8)) && 8 == \old(a17))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1) && a11 == 1)) || (a17 <= \old(a17) && (!(a28 == 8) && 8 == \old(a17)) && !(a28 == 9))) || 1 == \old(a25)) || ((((a17 == 7 && a19 == 1) && a28 == 7) && a25 == 1) && a11 == 1)) || 10 == \old(a17)) || 1 == \old(a11)) || ((((!(a19 == 1) && !(a25 == 1)) && a17 == 8) && a28 == 7) && a11 == 1)) || 9 == \old(a28)) || ((a17 <= \old(a17) && a19 == 1) && !(1 == a11) && 8 == \old(a17))) || !(1 == \old(a19))) || (a17 <= \old(a17) && ((((!(1 == a11) && !(a25 == 1)) && 8 == \old(a17)) && !(a28 == 9)) || ((((!(1 == a11) && a17 == \old(a17)) && !(a25 == 1)) && !(a28 == 8)) && !(a28 == 9))))) || 8 == \old(a28)) || ((((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1) && a11 == 1)) || (((a17 == \old(a17) && !(a28 == 8)) && a19 == 1) && 8 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 15.3s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 9.2s AutomataDifference, 0.0s DeadEndRemovalTime, 2.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 516 SDtfs, 6404 SDslu, 505 SDs, 0 SdLazy, 7100 SolverSat, 1563 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 520 GetRequests, 448 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2552occurred 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: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 1483 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 78 PreInvPairs, 134 NumberOfFragments, 835 HoareAnnotationTreeSize, 78 FomulaSimplifications, 3320 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2783 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1780 NumberOfCodeBlocks, 1780 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1769 ConstructedInterpolants, 0 QuantifiedInterpolants, 1450132 SizeOfPredicates, 2 NumberOfNonLiveVariables, 950 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 528/582 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...