/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label55.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 23:35:22,002 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-08-18 23:35:22,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 23:35:22,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 23:35:22,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 23:35:22,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 23:35:22,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 23:35:22,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 23:35:22,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 23:35:22,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 23:35:22,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 23:35:22,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 23:35:22,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 23:35:22,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 23:35:22,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 23:35:22,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 23:35:22,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 23:35:22,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 23:35:22,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 23:35:22,152 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 23:35:22,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 23:35:22,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 23:35:22,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 23:35:22,154 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 23:35:22,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 23:35:22,154 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 23:35:22,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 23:35:22,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 23:35:22,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 23:35:22,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 23:35:22,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 23:35:22,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 23:35:22,156 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 23:35:22,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 23:35:22,159 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 23:35:22,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 23:35:22,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 23:35:22,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 23:35:22,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 23:35:22,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 23:35:22,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 23:35:22,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 23:35:22,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 23:35:22,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 23:35:22,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 23:35:22,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 23:35:22,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 23:35:22,162 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 23:35:22,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2; [2020-08-18 23:35:22,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 23:35:22,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 23:35:22,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 23:35:22,499 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 23:35:22,499 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 23:35:22,500 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label55.c [2020-08-18 23:35:22,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8850213e4/76e1790c67664434b4cc2652f3b43865/FLAG7b8beebd7 [2020-08-18 23:35:23,104 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 23:35:23,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label55.c [2020-08-18 23:35:23,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8850213e4/76e1790c67664434b4cc2652f3b43865/FLAG7b8beebd7 [2020-08-18 23:35:23,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8850213e4/76e1790c67664434b4cc2652f3b43865 [2020-08-18 23:35:23,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 23:35:23,397 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 23:35:23,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 23:35:23,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 23:35:23,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 23:35:23,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:35:23" (1/1) ... [2020-08-18 23:35:23,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88af870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:23, skipping insertion in model container [2020-08-18 23:35:23,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:35:23" (1/1) ... [2020-08-18 23:35:23,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 23:35:23,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 23:35:23,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 23:35:23,915 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 23:35:24,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 23:35:24,180 INFO L208 MainTranslator]: Completed translation [2020-08-18 23:35:24,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24 WrapperNode [2020-08-18 23:35:24,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 23:35:24,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 23:35:24,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 23:35:24,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 23:35:24,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... [2020-08-18 23:35:24,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... [2020-08-18 23:35:24,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... [2020-08-18 23:35:24,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... [2020-08-18 23:35:24,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... [2020-08-18 23:35:24,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... [2020-08-18 23:35:24,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... [2020-08-18 23:35:24,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 23:35:24,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 23:35:24,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 23:35:24,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 23:35:24,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-18 23:35:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 23:35:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 23:35:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-18 23:35:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 23:35:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-18 23:35:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 23:35:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 23:35:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-18 23:35:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 23:35:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 23:35:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 23:35:25,533 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 23:35:25,534 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-18 23:35:25,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:35:25 BoogieIcfgContainer [2020-08-18 23:35:25,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 23:35:25,552 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 23:35:25,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 23:35:25,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 23:35:25,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 11:35:23" (1/3) ... [2020-08-18 23:35:25,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a66a94e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:35:25, skipping insertion in model container [2020-08-18 23:35:25,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:35:24" (2/3) ... [2020-08-18 23:35:25,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a66a94e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:35:25, skipping insertion in model container [2020-08-18 23:35:25,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:35:25" (3/3) ... [2020-08-18 23:35:25,560 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label55.c [2020-08-18 23:35:25,573 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 23:35:25,589 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 23:35:25,604 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 23:35:25,638 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 23:35:25,639 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 23:35:25,639 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 23:35:25,639 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 23:35:25,640 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 23:35:25,640 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 23:35:25,640 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 23:35:25,640 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 23:35:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-18 23:35:25,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-08-18 23:35:25,682 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:35:25,683 INFO L422 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] [2020-08-18 23:35:25,684 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:35:25,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:35:25,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1666327721, now seen corresponding path program 1 times [2020-08-18 23:35:25,698 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:35:25,698 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1555150563] [2020-08-18 23:35:25,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:35:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:26,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:35:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 23:35:26,315 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1555150563] [2020-08-18 23:35:26,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 23:35:26,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 23:35:26,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144903350] [2020-08-18 23:35:26,325 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 23:35:26,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:35:26,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 23:35:26,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 23:35:26,348 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-08-18 23:35:28,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:35:28,726 INFO L93 Difference]: Finished difference Result 785 states and 1380 transitions. [2020-08-18 23:35:28,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 23:35:28,728 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2020-08-18 23:35:28,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:35:28,748 INFO L225 Difference]: With dead ends: 785 [2020-08-18 23:35:28,748 INFO L226 Difference]: Without dead ends: 481 [2020-08-18 23:35:28,756 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 23:35:28,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2020-08-18 23:35:28,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 472. [2020-08-18 23:35:28,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2020-08-18 23:35:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 643 transitions. [2020-08-18 23:35:28,843 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 643 transitions. Word has length 111 [2020-08-18 23:35:28,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:35:28,844 INFO L479 AbstractCegarLoop]: Abstraction has 472 states and 643 transitions. [2020-08-18 23:35:28,844 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 23:35:28,845 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 643 transitions. [2020-08-18 23:35:28,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-08-18 23:35:28,851 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:35:28,851 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-18 23:35:28,852 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 23:35:28,852 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:35:28,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:35:28,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1096762264, now seen corresponding path program 1 times [2020-08-18 23:35:28,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:35:28,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [694853474] [2020-08-18 23:35:28,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:35:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:29,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:35:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:29,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 23:35:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:29,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 23:35:29,182 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [694853474] [2020-08-18 23:35:29,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 23:35:29,183 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-18 23:35:29,183 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79991234] [2020-08-18 23:35:29,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 23:35:29,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:35:29,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 23:35:29,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 23:35:29,186 INFO L87 Difference]: Start difference. First operand 472 states and 643 transitions. Second operand 5 states. [2020-08-18 23:35:30,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:35:30,418 INFO L93 Difference]: Finished difference Result 1381 states and 1928 transitions. [2020-08-18 23:35:30,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 23:35:30,421 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2020-08-18 23:35:30,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:35:30,429 INFO L225 Difference]: With dead ends: 1381 [2020-08-18 23:35:30,430 INFO L226 Difference]: Without dead ends: 915 [2020-08-18 23:35:30,432 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-18 23:35:30,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2020-08-18 23:35:30,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 911. [2020-08-18 23:35:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 911 states. [2020-08-18 23:35:30,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1212 transitions. [2020-08-18 23:35:30,488 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1212 transitions. Word has length 120 [2020-08-18 23:35:30,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:35:30,489 INFO L479 AbstractCegarLoop]: Abstraction has 911 states and 1212 transitions. [2020-08-18 23:35:30,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 23:35:30,489 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1212 transitions. [2020-08-18 23:35:30,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-08-18 23:35:30,498 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:35:30,498 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 23:35:30,499 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 23:35:30,499 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:35:30,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:35:30,500 INFO L82 PathProgramCache]: Analyzing trace with hash -948381632, now seen corresponding path program 1 times [2020-08-18 23:35:30,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:35:30,500 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [854725657] [2020-08-18 23:35:30,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:35:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:30,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:35:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:30,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 23:35:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:30,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-18 23:35:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 23:35:30,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [854725657] [2020-08-18 23:35:30,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 23:35:30,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 23:35:30,795 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167111759] [2020-08-18 23:35:30,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 23:35:30,798 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:35:30,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 23:35:30,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 23:35:30,807 INFO L87 Difference]: Start difference. First operand 911 states and 1212 transitions. Second operand 8 states. [2020-08-18 23:35:32,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:35:32,413 INFO L93 Difference]: Finished difference Result 2135 states and 2928 transitions. [2020-08-18 23:35:32,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 23:35:32,414 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 142 [2020-08-18 23:35:32,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:35:32,429 INFO L225 Difference]: With dead ends: 2135 [2020-08-18 23:35:32,429 INFO L226 Difference]: Without dead ends: 1230 [2020-08-18 23:35:32,433 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-08-18 23:35:32,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1230 states. [2020-08-18 23:35:32,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1230 to 1218. [2020-08-18 23:35:32,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2020-08-18 23:35:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1625 transitions. [2020-08-18 23:35:32,500 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1625 transitions. Word has length 142 [2020-08-18 23:35:32,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:35:32,501 INFO L479 AbstractCegarLoop]: Abstraction has 1218 states and 1625 transitions. [2020-08-18 23:35:32,501 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 23:35:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1625 transitions. [2020-08-18 23:35:32,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-08-18 23:35:32,510 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:35:32,511 INFO L422 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] [2020-08-18 23:35:32,511 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 23:35:32,511 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:35:32,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:35:32,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1680362696, now seen corresponding path program 1 times [2020-08-18 23:35:32,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:35:32,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [554275720] [2020-08-18 23:35:32,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:35:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:32,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:35:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:32,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 23:35:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:32,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-18 23:35:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-08-18 23:35:32,804 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [554275720] [2020-08-18 23:35:32,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 23:35:32,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 23:35:32,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376264429] [2020-08-18 23:35:32,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 23:35:32,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:35:32,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 23:35:32,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-08-18 23:35:32,807 INFO L87 Difference]: Start difference. First operand 1218 states and 1625 transitions. Second operand 7 states. [2020-08-18 23:35:35,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:35:35,543 INFO L93 Difference]: Finished difference Result 4050 states and 5470 transitions. [2020-08-18 23:35:35,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 23:35:35,547 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 146 [2020-08-18 23:35:35,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:35:35,560 INFO L225 Difference]: With dead ends: 4050 [2020-08-18 23:35:35,561 INFO L226 Difference]: Without dead ends: 1952 [2020-08-18 23:35:35,566 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-08-18 23:35:35,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1952 states. [2020-08-18 23:35:35,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1952 to 1656. [2020-08-18 23:35:35,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1656 states. [2020-08-18 23:35:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 2077 transitions. [2020-08-18 23:35:35,641 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 2077 transitions. Word has length 146 [2020-08-18 23:35:35,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:35:35,642 INFO L479 AbstractCegarLoop]: Abstraction has 1656 states and 2077 transitions. [2020-08-18 23:35:35,642 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 23:35:35,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2077 transitions. [2020-08-18 23:35:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-08-18 23:35:35,648 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 23:35:35,649 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 23:35:35,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 23:35:35,649 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 23:35:35,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 23:35:35,650 INFO L82 PathProgramCache]: Analyzing trace with hash 63334714, now seen corresponding path program 1 times [2020-08-18 23:35:35,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 23:35:35,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1274433917] [2020-08-18 23:35:35,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 23:35:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:35,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 23:35:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:35,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 23:35:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 23:35:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 23:35:35,894 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1274433917] [2020-08-18 23:35:35,894 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 23:35:35,894 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 23:35:35,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271206185] [2020-08-18 23:35:35,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 23:35:35,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 23:35:35,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 23:35:35,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 23:35:35,897 INFO L87 Difference]: Start difference. First operand 1656 states and 2077 transitions. Second operand 8 states. [2020-08-18 23:35:38,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 23:35:38,297 INFO L93 Difference]: Finished difference Result 5260 states and 6877 transitions. [2020-08-18 23:35:38,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 23:35:38,298 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 178 [2020-08-18 23:35:38,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 23:35:38,299 INFO L225 Difference]: With dead ends: 5260 [2020-08-18 23:35:38,299 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 23:35:38,313 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-08-18 23:35:38,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 23:35:38,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 23:35:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 23:35:38,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 23:35:38,314 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2020-08-18 23:35:38,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 23:35:38,315 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 23:35:38,315 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 23:35:38,316 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 23:35:38,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 23:35:38,317 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 23:35:38,320 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 23:35:39,450 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 40 [2020-08-18 23:35:39,670 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-08-18 23:35:39,858 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-08-18 23:35:39,862 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 23:35:39,864 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-08-18 23:35:39,864 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 23:35:39,864 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,865 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,865 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,865 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,865 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,865 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-18 23:35:39,865 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-18 23:35:39,866 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-18 23:35:39,869 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-18 23:35:39,869 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-18 23:35:39,869 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-18 23:35:39,869 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-18 23:35:39,869 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-18 23:35:39,870 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-18 23:35:39,870 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-18 23:35:39,870 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-18 23:35:39,870 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-18 23:35:39,870 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-18 23:35:39,870 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,870 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,871 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,873 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,873 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-18 23:35:39,873 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,873 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-18 23:35:39,873 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-18 23:35:39,874 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-18 23:35:39,874 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-18 23:35:39,874 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-18 23:35:39,874 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-18 23:35:39,874 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-18 23:35:39,875 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-18 23:35:39,875 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-18 23:35:39,875 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-18 23:35:39,875 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-18 23:35:39,875 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-18 23:35:39,876 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-18 23:35:39,876 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-18 23:35:39,876 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-18 23:35:39,876 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,878 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,878 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,878 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,878 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,878 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 487) no Hoare annotation was computed. [2020-08-18 23:35:39,878 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-18 23:35:39,879 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,880 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-18 23:35:39,881 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-18 23:35:39,882 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-18 23:35:39,882 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-18 23:35:39,882 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-18 23:35:39,883 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-18 23:35:39,883 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,883 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,884 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,884 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,884 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,884 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-18 23:35:39,884 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-18 23:35:39,884 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-18 23:35:39,884 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-18 23:35:39,885 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-18 23:35:39,886 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-18 23:35:39,886 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-18 23:35:39,886 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-18 23:35:39,886 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-18 23:35:39,886 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,886 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,886 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,887 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,887 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-18 23:35:39,887 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,887 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-18 23:35:39,887 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,887 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-18 23:35:39,888 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-18 23:35:39,888 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-18 23:35:39,888 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,888 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,888 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-18 23:35:39,889 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,890 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,891 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-18 23:35:39,891 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-18 23:35:39,891 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-18 23:35:39,891 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-18 23:35:39,891 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-18 23:35:39,891 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-18 23:35:39,894 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-18 23:35:39,894 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-18 23:35:39,894 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-18 23:35:39,895 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-18 23:35:39,895 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-18 23:35:39,896 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,897 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,897 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,897 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,897 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,897 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,897 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-18 23:35:39,898 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-18 23:35:39,898 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-18 23:35:39,898 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-18 23:35:39,898 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-18 23:35:39,898 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-18 23:35:39,899 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-18 23:35:39,901 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,901 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,901 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,901 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse3 (= |old(~a11~0)| 1)) (.cse6 (not (<= |old(~a17~0)| 7))) (.cse4 (not (= |old(~a19~0)| 1))) (.cse0 (not (<= |old(~a28~0)| 10))) (.cse1 (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|))) (.cse2 (= 10 |old(~a28~0)|)) (.cse5 (= |old(~a17~0)| |old(~a28~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5) (or .cse4 .cse1 .cse6) (or .cse0 .cse1 .cse3 .cse5) (or .cse0 .cse1 .cse6) (or .cse0 .cse4 .cse1 .cse5) (or .cse1 (not (<= |old(~a11~0)| 0)) .cse5) (or .cse0 .cse1 .cse2 .cse5))) [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-18 23:35:39,902 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-18 23:35:39,903 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-18 23:35:39,904 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-18 23:35:39,905 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,906 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-18 23:35:39,907 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-18 23:35:39,908 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 23:35:39,909 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (<= ~a11~0 0) (= ~a19~0 1) (<= ~a28~0 7)) [2020-08-18 23:35:39,910 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 23:35:39,910 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 23:35:39,911 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (not (<= |old(~a11~0)| 0)) (= |old(~a17~0)| |old(~a28~0)|)) [2020-08-18 23:35:39,911 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse1 (= ~a19~0 1)) (.cse5 (not (= ~a28~0 10))) (.cse3 (not (= ~a11~0 1))) (.cse0 (not (= ~a28~0 ~a17~0))) (.cse4 (<= ~a17~0 7)) (.cse2 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and .cse0 .cse1 .cse3) (and .cse1 .cse4) (and .cse0 .cse5 .cse2) (and .cse5 .cse3 .cse2) (not (<= |old(~a11~0)| 0)) (= |old(~a17~0)| |old(~a28~0)|) (and .cse0 .cse3 .cse2) (and .cse0 (<= ~a11~0 0)) (and .cse4 .cse2))) [2020-08-18 23:35:39,911 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-18 23:35:39,911 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-18 23:35:39,911 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (= ~a19~0 1)) (.cse5 (not (= ~a28~0 10))) (.cse3 (not (= ~a11~0 1))) (.cse0 (not (= ~a28~0 ~a17~0))) (.cse4 (<= ~a17~0 7)) (.cse2 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and .cse0 .cse1 .cse3) (and .cse1 .cse4) (and .cse0 .cse5 .cse2) (and .cse5 .cse3 .cse2) (not (<= |old(~a11~0)| 0)) (= |old(~a17~0)| |old(~a28~0)|) (and .cse0 .cse3 .cse2) (and .cse0 (<= ~a11~0 0)) (and .cse4 .cse2))) [2020-08-18 23:35:39,912 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-18 23:35:39,912 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-18 23:35:39,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 11:35:39 BoogieIcfgContainer [2020-08-18 23:35:39,946 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 23:35:39,949 INFO L168 Benchmark]: Toolchain (without parser) took 16551.99 ms. Allocated memory was 140.5 MB in the beginning and 419.4 MB in the end (delta: 278.9 MB). Free memory was 102.8 MB in the beginning and 114.9 MB in the end (delta: -12.1 MB). Peak memory consumption was 292.4 MB. Max. memory is 7.1 GB. [2020-08-18 23:35:39,951 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 23:35:39,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.72 ms. Allocated memory was 140.5 MB in the beginning and 205.5 MB in the end (delta: 65.0 MB). Free memory was 102.5 MB in the beginning and 173.1 MB in the end (delta: -70.5 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2020-08-18 23:35:39,961 INFO L168 Benchmark]: Boogie Preprocessor took 115.24 ms. Allocated memory is still 205.5 MB. Free memory was 173.1 MB in the beginning and 167.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-08-18 23:35:39,962 INFO L168 Benchmark]: RCFGBuilder took 1251.72 ms. Allocated memory was 205.5 MB in the beginning and 240.1 MB in the end (delta: 34.6 MB). Free memory was 167.5 MB in the beginning and 182.9 MB in the end (delta: -15.3 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2020-08-18 23:35:39,963 INFO L168 Benchmark]: TraceAbstraction took 14394.94 ms. Allocated memory was 240.1 MB in the beginning and 419.4 MB in the end (delta: 179.3 MB). Free memory was 182.9 MB in the beginning and 114.9 MB in the end (delta: 68.0 MB). Peak memory consumption was 272.9 MB. Max. memory is 7.1 GB. [2020-08-18 23:35:39,978 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 781.72 ms. Allocated memory was 140.5 MB in the beginning and 205.5 MB in the end (delta: 65.0 MB). Free memory was 102.5 MB in the beginning and 173.1 MB in the end (delta: -70.5 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.24 ms. Allocated memory is still 205.5 MB. Free memory was 173.1 MB in the beginning and 167.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1251.72 ms. Allocated memory was 205.5 MB in the beginning and 240.1 MB in the end (delta: 34.6 MB). Free memory was 167.5 MB in the beginning and 182.9 MB in the end (delta: -15.3 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14394.94 ms. Allocated memory was 240.1 MB in the beginning and 419.4 MB in the end (delta: 179.3 MB). Free memory was 182.9 MB in the beginning and 114.9 MB in the end (delta: 68.0 MB). Peak memory consumption was 272.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 487]: 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: ((((((((((((!(a28 == a17) && a19 == 1) && a28 <= 10) || !(\old(a28) <= 7)) || !(\old(a19) == 1)) || ((!(a28 == a17) && a19 == 1) && !(a11 == 1))) || (a19 == 1 && a17 <= 7)) || ((!(a28 == a17) && !(a28 == 10)) && a28 <= 10)) || ((!(a28 == 10) && !(a11 == 1)) && a28 <= 10)) || !(\old(a11) <= 0)) || \old(a17) == \old(a28)) || ((!(a28 == a17) && !(a11 == 1)) && a28 <= 10)) || (!(a28 == a17) && a11 <= 0)) || (a17 <= 7 && a28 <= 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.6s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 197 SDtfs, 3406 SDslu, 271 SDs, 0 SdLazy, 5045 SolverSat, 1146 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 76 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1656occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 321 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 75 PreInvPairs, 155 NumberOfFragments, 504 HoareAnnotationTreeSize, 75 FomulaSimplifications, 16828 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2411 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 697 NumberOfCodeBlocks, 697 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 692 ConstructedInterpolants, 0 QuantifiedInterpolants, 289355 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 133/144 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...