/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 log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 14:10:05,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 14:10:05,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 14:10:05,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-21 14:10:05,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 14:10:05,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 14:10:05,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 14:10:05,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 14:10:05,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 14:10:05,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 14:10:05,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 14:10:05,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 14:10:05,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 14:10:05,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 14:10:05,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 14:10:05,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 14:10:05,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-21 14:10:05,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 14:10:05,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 14:10:05,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 14:10:05,395 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 [2020-08-21 14:10:05,436 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 14:10:05,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 14:10:05,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 14:10:05,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 14:10:05,441 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 14:10:05,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 14:10:05,444 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 14:10:05,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 14:10:05,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 14:10:05,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 14:10:05,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 14:10:05,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 14:10:05,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 14:10:05,446 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 14:10:05,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 14:10:05,446 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 14:10:05,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 14:10:05,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 14:10:05,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 14:10:05,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 14:10:05,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 14:10:05,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 14:10:05,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 14:10:05,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 14:10:05,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 14:10:05,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 14:10:05,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 14:10:05,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 14:10:05,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 14:10:05,450 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 -> log-additional-information=true; [2020-08-21 14:10:05,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 14:10:05,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 14:10:05,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 14:10:05,779 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 14:10:05,780 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 14:10:05,780 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2020-08-21 14:10:05,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/877a0f6b1/2cfcb5969fc6465d923dbb455bbddcf0/FLAG04ae827d5 [2020-08-21 14:10:06,466 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 14:10:06,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2020-08-21 14:10:06,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/877a0f6b1/2cfcb5969fc6465d923dbb455bbddcf0/FLAG04ae827d5 [2020-08-21 14:10:06,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/877a0f6b1/2cfcb5969fc6465d923dbb455bbddcf0 [2020-08-21 14:10:06,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 14:10:06,730 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 14:10:06,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 14:10:06,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 14:10:06,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 14:10:06,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 02:10:06" (1/1) ... [2020-08-21 14:10:06,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd4ce29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:06, skipping insertion in model container [2020-08-21 14:10:06,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 02:10:06" (1/1) ... [2020-08-21 14:10:06,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 14:10:06,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 14:10:07,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 14:10:07,367 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 14:10:07,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 14:10:07,491 INFO L208 MainTranslator]: Completed translation [2020-08-21 14:10:07,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07 WrapperNode [2020-08-21 14:10:07,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 14:10:07,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 14:10:07,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 14:10:07,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 14:10:07,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (1/1) ... [2020-08-21 14:10:07,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (1/1) ... [2020-08-21 14:10:07,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (1/1) ... [2020-08-21 14:10:07,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (1/1) ... [2020-08-21 14:10:07,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (1/1) ... [2020-08-21 14:10:07,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (1/1) ... [2020-08-21 14:10:07,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (1/1) ... [2020-08-21 14:10:07,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 14:10:07,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 14:10:07,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 14:10:07,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 14:10:07,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (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 [2020-08-21 14:10:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 14:10:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 14:10:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-21 14:10:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 14:10:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-21 14:10:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 14:10:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 14:10:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-21 14:10:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 14:10:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 14:10:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 14:10:08,984 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 14:10:08,984 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-21 14:10:08,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 02:10:08 BoogieIcfgContainer [2020-08-21 14:10:08,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 14:10:09,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 14:10:09,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 14:10:09,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 14:10:09,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 02:10:06" (1/3) ... [2020-08-21 14:10:09,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7809f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 02:10:09, skipping insertion in model container [2020-08-21 14:10:09,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:10:07" (2/3) ... [2020-08-21 14:10:09,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7809f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 02:10:09, skipping insertion in model container [2020-08-21 14:10:09,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 02:10:08" (3/3) ... [2020-08-21 14:10:09,012 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label14.c [2020-08-21 14:10:09,023 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 14:10:09,035 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 14:10:09,049 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 14:10:09,093 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 14:10:09,094 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 14:10:09,095 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 14:10:09,095 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 14:10:09,095 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 14:10:09,095 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 14:10:09,096 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 14:10:09,096 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 14:10:09,123 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-21 14:10:09,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-08-21 14:10:09,147 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 14:10:09,148 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 14:10:09,149 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 14:10:09,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 14:10:09,156 INFO L82 PathProgramCache]: Analyzing trace with hash -871643495, now seen corresponding path program 1 times [2020-08-21 14:10:09,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 14:10:09,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2111616711] [2020-08-21 14:10:09,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 14:10:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:09,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 14:10:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:09,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 14:10:09,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2111616711] [2020-08-21 14:10:09,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 14:10:09,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 14:10:09,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371868825] [2020-08-21 14:10:09,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 14:10:09,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 14:10:09,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 14:10:09,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 14:10:09,843 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-08-21 14:10:11,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 14:10:11,665 INFO L93 Difference]: Finished difference Result 627 states and 1073 transitions. [2020-08-21 14:10:11,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 14:10:11,670 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2020-08-21 14:10:11,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 14:10:11,692 INFO L225 Difference]: With dead ends: 627 [2020-08-21 14:10:11,693 INFO L226 Difference]: Without dead ends: 327 [2020-08-21 14:10:11,701 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-21 14:10:11,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-08-21 14:10:11,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 319. [2020-08-21 14:10:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-08-21 14:10:11,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 480 transitions. [2020-08-21 14:10:11,782 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 480 transitions. Word has length 123 [2020-08-21 14:10:11,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 14:10:11,783 INFO L479 AbstractCegarLoop]: Abstraction has 319 states and 480 transitions. [2020-08-21 14:10:11,783 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 14:10:11,784 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 480 transitions. [2020-08-21 14:10:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-08-21 14:10:11,791 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 14:10:11,792 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 14:10:11,792 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 14:10:11,793 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 14:10:11,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 14:10:11,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1925797076, now seen corresponding path program 1 times [2020-08-21 14:10:11,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 14:10:11,794 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [974704713] [2020-08-21 14:10:11,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 14:10:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:11,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 14:10:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:12,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 14:10:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:12,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 14:10:12,081 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [974704713] [2020-08-21 14:10:12,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 14:10:12,082 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 14:10:12,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987847134] [2020-08-21 14:10:12,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 14:10:12,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 14:10:12,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 14:10:12,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 14:10:12,085 INFO L87 Difference]: Start difference. First operand 319 states and 480 transitions. Second operand 8 states. [2020-08-21 14:10:13,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 14:10:13,044 INFO L93 Difference]: Finished difference Result 635 states and 968 transitions. [2020-08-21 14:10:13,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-21 14:10:13,045 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 138 [2020-08-21 14:10:13,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 14:10:13,054 INFO L225 Difference]: With dead ends: 635 [2020-08-21 14:10:13,054 INFO L226 Difference]: Without dead ends: 322 [2020-08-21 14:10:13,057 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-08-21 14:10:13,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2020-08-21 14:10:13,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 310. [2020-08-21 14:10:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-08-21 14:10:13,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 437 transitions. [2020-08-21 14:10:13,110 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 437 transitions. Word has length 138 [2020-08-21 14:10:13,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 14:10:13,110 INFO L479 AbstractCegarLoop]: Abstraction has 310 states and 437 transitions. [2020-08-21 14:10:13,110 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 14:10:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2020-08-21 14:10:13,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-08-21 14:10:13,118 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 14:10:13,119 INFO L422 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] [2020-08-21 14:10:13,119 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 14:10:13,119 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 14:10:13,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 14:10:13,123 INFO L82 PathProgramCache]: Analyzing trace with hash -295293823, now seen corresponding path program 1 times [2020-08-21 14:10:13,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 14:10:13,124 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [174450588] [2020-08-21 14:10:13,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 14:10:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:13,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 14:10:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:13,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 14:10:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 14:10:13,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [174450588] [2020-08-21 14:10:13,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 14:10:13,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 14:10:13,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33002795] [2020-08-21 14:10:13,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 14:10:13,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 14:10:13,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 14:10:13,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 14:10:13,332 INFO L87 Difference]: Start difference. First operand 310 states and 437 transitions. Second operand 8 states. [2020-08-21 14:10:15,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 14:10:15,320 INFO L93 Difference]: Finished difference Result 1090 states and 1576 transitions. [2020-08-21 14:10:15,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 14:10:15,322 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 145 [2020-08-21 14:10:15,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 14:10:15,328 INFO L225 Difference]: With dead ends: 1090 [2020-08-21 14:10:15,329 INFO L226 Difference]: Without dead ends: 786 [2020-08-21 14:10:15,331 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-08-21 14:10:15,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2020-08-21 14:10:15,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 614. [2020-08-21 14:10:15,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2020-08-21 14:10:15,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 801 transitions. [2020-08-21 14:10:15,401 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 801 transitions. Word has length 145 [2020-08-21 14:10:15,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 14:10:15,402 INFO L479 AbstractCegarLoop]: Abstraction has 614 states and 801 transitions. [2020-08-21 14:10:15,402 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 14:10:15,402 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 801 transitions. [2020-08-21 14:10:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-08-21 14:10:15,405 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 14:10:15,406 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 14:10:15,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 14:10:15,406 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 14:10:15,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 14:10:15,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1765558216, now seen corresponding path program 1 times [2020-08-21 14:10:15,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 14:10:15,407 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1562979595] [2020-08-21 14:10:15,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 14:10:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:15,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 14:10:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:15,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 14:10:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:15,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-21 14:10:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-08-21 14:10:15,653 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1562979595] [2020-08-21 14:10:15,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 14:10:15,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-21 14:10:15,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84225916] [2020-08-21 14:10:15,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 14:10:15,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 14:10:15,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 14:10:15,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 14:10:15,656 INFO L87 Difference]: Start difference. First operand 614 states and 801 transitions. Second operand 5 states. [2020-08-21 14:10:16,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 14:10:16,732 INFO L93 Difference]: Finished difference Result 1528 states and 2042 transitions. [2020-08-21 14:10:16,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 14:10:16,732 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 158 [2020-08-21 14:10:16,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 14:10:16,742 INFO L225 Difference]: With dead ends: 1528 [2020-08-21 14:10:16,742 INFO L226 Difference]: Without dead ends: 920 [2020-08-21 14:10:16,745 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-21 14:10:16,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-08-21 14:10:16,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 908. [2020-08-21 14:10:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2020-08-21 14:10:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1142 transitions. [2020-08-21 14:10:16,795 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1142 transitions. Word has length 158 [2020-08-21 14:10:16,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 14:10:16,797 INFO L479 AbstractCegarLoop]: Abstraction has 908 states and 1142 transitions. [2020-08-21 14:10:16,797 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 14:10:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1142 transitions. [2020-08-21 14:10:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-08-21 14:10:16,801 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 14:10:16,802 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, 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] [2020-08-21 14:10:16,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 14:10:16,802 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 14:10:16,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 14:10:16,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1113015880, now seen corresponding path program 1 times [2020-08-21 14:10:16,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 14:10:16,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1580015689] [2020-08-21 14:10:16,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 14:10:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:16,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 14:10:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:16,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 14:10:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:16,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-21 14:10:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 14:10:17,020 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 14:10:17,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1580015689] [2020-08-21 14:10:17,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 14:10:17,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 14:10:17,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743895404] [2020-08-21 14:10:17,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 14:10:17,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 14:10:17,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 14:10:17,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-21 14:10:17,023 INFO L87 Difference]: Start difference. First operand 908 states and 1142 transitions. Second operand 7 states. [2020-08-21 14:10:19,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 14:10:19,387 INFO L93 Difference]: Finished difference Result 2788 states and 3662 transitions. [2020-08-21 14:10:19,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 14:10:19,388 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 166 [2020-08-21 14:10:19,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 14:10:19,388 INFO L225 Difference]: With dead ends: 2788 [2020-08-21 14:10:19,388 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 14:10:19,396 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-21 14:10:19,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 14:10:19,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 14:10:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 14:10:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 14:10:19,397 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2020-08-21 14:10:19,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 14:10:19,398 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 14:10:19,398 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 14:10:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 14:10:19,399 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 14:10:19,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 14:10:19,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 14:10:20,257 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2020-08-21 14:10:20,435 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2020-08-21 14:10:20,609 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2020-08-21 14:10:20,613 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 14:10:20,613 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)|)) [2020-08-21 14:10:20,614 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 14:10:20,614 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,614 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,614 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,615 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,615 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,616 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-21 14:10:20,616 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-21 14:10:20,616 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-21 14:10:20,616 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-21 14:10:20,617 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-21 14:10:20,620 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-21 14:10:20,620 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-21 14:10:20,621 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-21 14:10:20,621 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-21 14:10:20,621 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-21 14:10:20,621 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-21 14:10:20,621 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-21 14:10:20,621 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-21 14:10:20,621 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,622 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,627 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,627 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,627 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-21 14:10:20,627 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-21 14:10:20,628 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-21 14:10:20,629 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-21 14:10:20,629 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-21 14:10:20,629 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-21 14:10:20,629 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-21 14:10:20,629 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-21 14:10:20,629 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-21 14:10:20,629 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-21 14:10:20,630 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,630 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,630 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,630 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,630 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,630 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2020-08-21 14:10:20,630 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-21 14:10:20,634 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-21 14:10:20,634 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-21 14:10:20,634 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-21 14:10:20,634 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-21 14:10:20,634 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-21 14:10:20,635 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-21 14:10:20,635 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-21 14:10:20,635 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-21 14:10:20,635 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-21 14:10:20,635 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-21 14:10:20,635 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-21 14:10:20,636 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-21 14:10:20,637 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-21 14:10:20,637 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-21 14:10:20,637 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-21 14:10:20,637 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-21 14:10:20,637 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-21 14:10:20,637 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-21 14:10:20,637 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-21 14:10:20,638 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-21 14:10:20,638 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-21 14:10:20,638 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,638 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,638 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,638 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,638 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,639 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-21 14:10:20,639 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-21 14:10:20,639 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-21 14:10:20,639 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-21 14:10:20,639 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-21 14:10:20,639 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-21 14:10:20,639 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-21 14:10:20,640 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-21 14:10:20,640 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-21 14:10:20,640 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-21 14:10:20,640 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-21 14:10:20,640 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-21 14:10:20,640 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-21 14:10:20,640 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-21 14:10:20,641 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-21 14:10:20,641 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-21 14:10:20,641 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,641 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,641 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,641 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,642 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-21 14:10:20,642 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,642 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-21 14:10:20,642 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,642 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-21 14:10:20,642 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-21 14:10:20,642 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-21 14:10:20,643 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,643 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,643 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-21 14:10:20,643 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-21 14:10:20,643 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-21 14:10:20,643 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-21 14:10:20,643 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-21 14:10:20,644 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-21 14:10:20,644 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-21 14:10:20,644 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-21 14:10:20,644 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-21 14:10:20,644 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-21 14:10:20,644 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-21 14:10:20,644 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,645 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,645 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,645 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,645 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,645 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,645 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-21 14:10:20,645 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-21 14:10:20,646 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-21 14:10:20,647 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-21 14:10:20,647 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,647 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,647 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,647 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,647 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,647 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,648 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-21 14:10:20,648 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-21 14:10:20,648 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-21 14:10:20,648 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-21 14:10:20,648 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-21 14:10:20,648 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-21 14:10:20,648 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-21 14:10:20,649 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-21 14:10:20,649 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-21 14:10:20,649 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-21 14:10:20,649 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-21 14:10:20,649 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-21 14:10:20,649 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-21 14:10:20,649 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-21 14:10:20,650 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,650 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,650 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,650 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse7 (not (<= 8 |old(~a17~0)|))) (.cse8 (<= 8 ~a17~0)) (.cse10 (<= ~a17~0 8)) (.cse4 (= ~a25~0 |old(~a25~0)|)) (.cse6 (not (= |old(~a25~0)| 1))) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse1 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a11~0 |old(~a11~0)|)) (.cse9 (= ~a25~0 1)) (.cse5 (= ~a19~0 |old(~a19~0)|)) (.cse11 (= 11 |old(~a28~0)|))) (and (or (not (<= |old(~a28~0)| 7)) .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse6 .cse0 .cse7 (and .cse1 .cse3 .cse8 .cse9 .cse10 .cse5)) (or .cse0 .cse7 .cse11 (and .cse1 .cse3 .cse4 .cse8 .cse10 .cse5)) (or .cse0 (and .cse2 .cse3 .cse4 .cse5 (= ~a28~0 10)) (not (= 10 |old(~a28~0)|))) (or .cse6 .cse0 (and .cse1 .cse2 .cse3 .cse9 .cse5) .cse11))) [2020-08-21 14:10:20,650 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,651 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,651 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,651 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-21 14:10:20,651 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-21 14:10:20,651 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-21 14:10:20,651 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-21 14:10:20,651 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-21 14:10:20,652 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-21 14:10:20,652 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-21 14:10:20,652 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-21 14:10:20,652 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-21 14:10:20,652 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-21 14:10:20,652 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-21 14:10:20,652 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,653 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-21 14:10:20,654 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-21 14:10:20,655 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,656 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,656 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,656 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,656 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 14:10:20,656 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-21 14:10:20,656 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-21 14:10:20,656 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-21 14:10:20,657 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-21 14:10:20,657 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-21 14:10:20,657 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-21 14:10:20,657 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-21 14:10:20,657 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-21 14:10:20,657 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-21 14:10:20,657 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-21 14:10:20,658 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-21 14:10:20,658 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-21 14:10:20,658 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-21 14:10:20,658 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-21 14:10:20,658 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-21 14:10:20,658 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-21 14:10:20,658 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-21 14:10:20,659 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-21 14:10:20,659 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-21 14:10:20,659 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 14:10:20,659 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a17~0) (<= ~a28~0 7) (<= ~a17~0 8)) [2020-08-21 14:10:20,659 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 14:10:20,659 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 14:10:20,659 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (<= 8 |old(~a17~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (<= 8 ~a17~0) (<= ~a17~0 8) (= ~a19~0 |old(~a19~0)|))) [2020-08-21 14:10:20,660 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= 8 ~a17~0)) (.cse3 (= ~a25~0 1)) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (<= 8 |old(~a17~0)|)) (and .cse0 .cse1 .cse2) (and (<= ~a28~0 7) .cse1) (and .cse0 .cse3 .cse1) (and .cse3 .cse1 .cse2) (and .cse1 (= ~a28~0 10)))) [2020-08-21 14:10:20,660 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-21 14:10:20,660 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-21 14:10:20,660 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= 8 ~a17~0)) (.cse3 (= ~a25~0 1)) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (<= 8 |old(~a17~0)|)) (and .cse0 .cse1 .cse2) (and (<= ~a28~0 7) .cse1) (and .cse0 .cse3 .cse1) (and .cse3 .cse1 .cse2) (and .cse1 (= ~a28~0 10)))) [2020-08-21 14:10:20,660 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-21 14:10:20,660 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-21 14:10:20,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 02:10:20 BoogieIcfgContainer [2020-08-21 14:10:20,681 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 14:10:20,683 INFO L168 Benchmark]: Toolchain (without parser) took 13953.92 ms. Allocated memory was 139.5 MB in the beginning and 395.3 MB in the end (delta: 255.9 MB). Free memory was 100.8 MB in the beginning and 208.5 MB in the end (delta: -107.7 MB). Peak memory consumption was 230.3 MB. Max. memory is 7.1 GB. [2020-08-21 14:10:20,684 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-08-21 14:10:20,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.27 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 100.6 MB in the beginning and 168.1 MB in the end (delta: -67.5 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. [2020-08-21 14:10:20,686 INFO L168 Benchmark]: Boogie Preprocessor took 118.27 ms. Allocated memory is still 203.4 MB. Free memory was 168.1 MB in the beginning and 163.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-08-21 14:10:20,687 INFO L168 Benchmark]: RCFGBuilder took 1386.58 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 163.2 MB in the beginning and 178.0 MB in the end (delta: -14.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2020-08-21 14:10:20,688 INFO L168 Benchmark]: TraceAbstraction took 11681.21 ms. Allocated memory was 236.5 MB in the beginning and 395.3 MB in the end (delta: 158.9 MB). Free memory was 178.0 MB in the beginning and 208.5 MB in the end (delta: -30.5 MB). Peak memory consumption was 210.5 MB. Max. memory is 7.1 GB. [2020-08-21 14:10:20,692 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.27 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 100.6 MB in the beginning and 168.1 MB in the end (delta: -67.5 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.27 ms. Allocated memory is still 203.4 MB. Free memory was 168.1 MB in the beginning and 163.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1386.58 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 163.2 MB in the beginning and 178.0 MB in the end (delta: -14.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11681.21 ms. Allocated memory was 236.5 MB in the beginning and 395.3 MB in the end (delta: 158.9 MB). Free memory was 178.0 MB in the beginning and 208.5 MB in the end (delta: -30.5 MB). Peak memory consumption was 210.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: 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: ((((((!(\old(a28) <= 7) || !(\old(a17) <= 8)) || !(8 <= \old(a17))) || ((8 <= a17 && a17 <= 8) && !(a28 == 11))) || (a28 <= 7 && a17 <= 8)) || ((8 <= a17 && a25 == 1) && a17 <= 8)) || ((a25 == 1 && a17 <= 8) && !(a28 == 11))) || (a17 <= 8 && a28 == 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.3s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 182 SDtfs, 2696 SDslu, 227 SDs, 0 SdLazy, 4386 SolverSat, 959 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=908occurred 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, 204 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 43 PreInvPairs, 87 NumberOfFragments, 355 HoareAnnotationTreeSize, 43 FomulaSimplifications, 26212 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1814 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 730 NumberOfCodeBlocks, 730 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 725 ConstructedInterpolants, 0 QuantifiedInterpolants, 261690 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 119/123 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...