/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:20:34,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:20:34,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:20:34,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:20:34,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:20:34,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:20:34,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:20:34,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:20:34,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:20:34,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:20:34,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:20:34,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:20:34,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:20:34,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:20:34,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:20:34,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:20:34,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:20:34,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:20:34,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:20:34,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:20:34,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:20:34,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:20:34,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:20:34,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:20:34,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:20:34,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:20:34,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:20:34,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:20:34,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:20:34,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:20:34,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:20:34,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:20:34,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:20:34,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:20:34,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:20:34,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:20:34,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 05:20:34,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:20:34,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:20:34,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:20:34,156 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:20:34,156 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:20:34,157 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:20:34,157 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:20:34,157 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:20:34,157 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:20:34,157 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:20:34,158 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:20:34,158 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:20:34,158 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:20:34,158 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:20:34,158 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:20:34,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:20:34,159 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:20:34,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:20:34,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:20:34,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:20:34,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:20:34,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:20:34,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:20:34,160 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:20:34,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:20:34,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:20:34,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:20:34,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:20:34,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:20:34,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:20:34,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:20:34,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:20:34,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:20:34,162 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:20:34,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:20:34,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:20:34,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:20:34,163 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:20:34,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:20:34,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:20:34,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:20:34,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:20:34,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:20:34,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2019-11-24 05:20:34,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c85c945a/5340096a9a8b4fe48b14961e5913ed9b/FLAG27e12ee67 [2019-11-24 05:20:35,084 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:20:35,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2019-11-24 05:20:35,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c85c945a/5340096a9a8b4fe48b14961e5913ed9b/FLAG27e12ee67 [2019-11-24 05:20:35,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c85c945a/5340096a9a8b4fe48b14961e5913ed9b [2019-11-24 05:20:35,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:20:35,389 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:20:35,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:20:35,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:20:35,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:20:35,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:20:35" (1/1) ... [2019-11-24 05:20:35,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f479039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:35, skipping insertion in model container [2019-11-24 05:20:35,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:20:35" (1/1) ... [2019-11-24 05:20:35,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:20:35,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:20:35,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:20:35,913 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:20:36,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:20:36,043 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:20:36,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36 WrapperNode [2019-11-24 05:20:36,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:20:36,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:20:36,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:20:36,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:20:36,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:20:36,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:20:36,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:20:36,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:20:36,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... [2019-11-24 05:20:36,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:20:36,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:20:36,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:20:36,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:20:36,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:20:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:20:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:20:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:20:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:20:37,627 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:20:37,627 INFO L284 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-24 05:20:37,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:20:37 BoogieIcfgContainer [2019-11-24 05:20:37,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:20:37,630 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:20:37,630 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:20:37,633 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:20:37,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:20:35" (1/3) ... [2019-11-24 05:20:37,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c90f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:20:37, skipping insertion in model container [2019-11-24 05:20:37,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:36" (2/3) ... [2019-11-24 05:20:37,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c90f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:20:37, skipping insertion in model container [2019-11-24 05:20:37,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:20:37" (3/3) ... [2019-11-24 05:20:37,637 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product25.cil.c [2019-11-24 05:20:37,647 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:20:37,655 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:20:37,666 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:20:37,693 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:20:37,694 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:20:37,694 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:20:37,694 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:20:37,694 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:20:37,695 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:20:37,695 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:20:37,695 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:20:37,708 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-24 05:20:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:20:37,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:20:37,715 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:20:37,715 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:20:37,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:20:37,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1224849259, now seen corresponding path program 1 times [2019-11-24 05:20:37,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:20:37,729 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484949073] [2019-11-24 05:20:37,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:20:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:20:38,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 05:20:38,026 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484949073] [2019-11-24 05:20:38,027 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:20:38,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:20:38,028 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636338245] [2019-11-24 05:20:38,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 05:20:38,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:20:38,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 05:20:38,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:20:38,049 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 3 states. [2019-11-24 05:20:38,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:20:38,128 INFO L93 Difference]: Finished difference Result 68 states and 105 transitions. [2019-11-24 05:20:38,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 05:20:38,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-24 05:20:38,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:20:38,142 INFO L225 Difference]: With dead ends: 68 [2019-11-24 05:20:38,142 INFO L226 Difference]: Without dead ends: 40 [2019-11-24 05:20:38,146 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:20:38,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-11-24 05:20:38,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2019-11-24 05:20:38,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-11-24 05:20:38,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 54 transitions. [2019-11-24 05:20:38,188 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 54 transitions. Word has length 8 [2019-11-24 05:20:38,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:20:38,189 INFO L462 AbstractCegarLoop]: Abstraction has 40 states and 54 transitions. [2019-11-24 05:20:38,189 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 05:20:38,189 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2019-11-24 05:20:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 05:20:38,190 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:20:38,190 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-11-24 05:20:38,191 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:20:38,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:20:38,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1830788642, now seen corresponding path program 1 times [2019-11-24 05:20:38,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:20:38,192 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267981358] [2019-11-24 05:20:38,192 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:20:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:20:38,415 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 05:20:38,415 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267981358] [2019-11-24 05:20:38,415 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641447414] [2019-11-24 05:20:38,416 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-24 05:20:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:20:38,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-24 05:20:38,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-24 05:20:38,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 05:20:38,624 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-24 05:20:38,625 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-24 05:20:38,642 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 05:20:38,644 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 05:20:38,650 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 05:20:38,665 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-24 05:20:38,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-11-24 05:20:38,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 3] imperfect sequences [6] total 7 [2019-11-24 05:20:38,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422911784] [2019-11-24 05:20:38,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-24 05:20:38,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:20:38,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-24 05:20:38,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-24 05:20:38,669 INFO L87 Difference]: Start difference. First operand 40 states and 54 transitions. Second operand 5 states. [2019-11-24 05:20:38,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:20:38,744 INFO L93 Difference]: Finished difference Result 60 states and 82 transitions. [2019-11-24 05:20:38,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:20:38,764 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-11-24 05:20:38,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:20:38,765 INFO L225 Difference]: With dead ends: 60 [2019-11-24 05:20:38,765 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:20:38,766 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-11-24 05:20:38,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:20:38,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:20:38,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:20:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:20:38,768 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 05:20:38,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:20:38,768 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:20:38,768 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-24 05:20:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:20:38,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:20:38,972 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-24 05:20:38,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:20:39,085 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2019-11-24 05:20:39,085 INFO L440 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,085 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:20:39,086 INFO L440 ceAbstractionStarter]: At program point L237(lines 190 238) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,086 INFO L444 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-11-24 05:20:39,086 INFO L444 ceAbstractionStarter]: For program point L518-1(line 518) no Hoare annotation was computed. [2019-11-24 05:20:39,087 INFO L444 ceAbstractionStarter]: For program point L518-2(line 518) no Hoare annotation was computed. [2019-11-24 05:20:39,087 INFO L440 ceAbstractionStarter]: At program point L56(lines 56 60) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,087 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:20:39,087 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2019-11-24 05:20:39,087 INFO L440 ceAbstractionStarter]: At program point L192(lines 191 236) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,088 INFO L440 ceAbstractionStarter]: At program point L540(lines 540 557) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,088 INFO L440 ceAbstractionStarter]: At program point L540-1(lines 1 926) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,088 INFO L440 ceAbstractionStarter]: At program point L540-2(lines 540 557) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,088 INFO L440 ceAbstractionStarter]: At program point L540-3(lines 1 926) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,088 INFO L440 ceAbstractionStarter]: At program point L540-4(lines 540 557) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,091 INFO L440 ceAbstractionStarter]: At program point L540-5(lines 1 926) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,091 INFO L444 ceAbstractionStarter]: For program point L544(lines 544 554) no Hoare annotation was computed. [2019-11-24 05:20:39,091 INFO L444 ceAbstractionStarter]: For program point L544-2(lines 544 554) no Hoare annotation was computed. [2019-11-24 05:20:39,091 INFO L444 ceAbstractionStarter]: For program point L544-4(lines 544 554) no Hoare annotation was computed. [2019-11-24 05:20:39,092 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2019-11-24 05:20:39,092 INFO L440 ceAbstractionStarter]: At program point L132(lines 132 139) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:39,092 INFO L447 ceAbstractionStarter]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2019-11-24 05:20:39,092 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 551) no Hoare annotation was computed. [2019-11-24 05:20:39,092 INFO L444 ceAbstractionStarter]: For program point L545-2(lines 545 551) no Hoare annotation was computed. [2019-11-24 05:20:39,092 INFO L444 ceAbstractionStarter]: For program point L545-4(lines 545 551) no Hoare annotation was computed. [2019-11-24 05:20:39,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:20:39 BoogieIcfgContainer [2019-11-24 05:20:39,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:20:39,119 INFO L168 Benchmark]: Toolchain (without parser) took 3728.59 ms. Allocated memory was 136.8 MB in the beginning and 250.1 MB in the end (delta: 113.2 MB). Free memory was 100.4 MB in the beginning and 198.0 MB in the end (delta: -97.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:39,120 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 05:20:39,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.77 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 99.9 MB in the beginning and 167.9 MB in the end (delta: -68.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:39,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.78 ms. Allocated memory is still 200.3 MB. Free memory was 167.9 MB in the beginning and 164.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:39,124 INFO L168 Benchmark]: Boogie Preprocessor took 37.95 ms. Allocated memory is still 200.3 MB. Free memory was 164.9 MB in the beginning and 162.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:39,126 INFO L168 Benchmark]: RCFGBuilder took 1473.43 ms. Allocated memory was 200.3 MB in the beginning and 230.7 MB in the end (delta: 30.4 MB). Free memory was 162.8 MB in the beginning and 163.3 MB in the end (delta: -469.7 kB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:39,132 INFO L168 Benchmark]: TraceAbstraction took 1485.62 ms. Allocated memory was 230.7 MB in the beginning and 250.1 MB in the end (delta: 19.4 MB). Free memory was 163.3 MB in the beginning and 198.0 MB in the end (delta: -34.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 05:20:39,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.77 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 99.9 MB in the beginning and 167.9 MB in the end (delta: -68.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 71.78 ms. Allocated memory is still 200.3 MB. Free memory was 167.9 MB in the beginning and 164.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.95 ms. Allocated memory is still 200.3 MB. Free memory was 164.9 MB in the beginning and 162.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1473.43 ms. Allocated memory was 200.3 MB in the beginning and 230.7 MB in the end (delta: 30.4 MB). Free memory was 162.8 MB in the beginning and 163.3 MB in the end (delta: -469.7 kB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1485.62 ms. Allocated memory was 230.7 MB in the beginning and 250.1 MB in the end (delta: 19.4 MB). Free memory was 163.3 MB in the beginning and 198.0 MB in the end (delta: -34.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 518]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 518]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 518]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (1 <= systemActive && pumpRunning == 0) && 0 == methAndRunningLastTime - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 46 SDtfs, 47 SDslu, 29 SDs, 0 SdLazy, 27 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 32 NumberOfFragments, 112 HoareAnnotationTreeSize, 13 FomulaSimplifications, 98 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 1415 SizeOfPredicates, 13 NumberOfNonLiveVariables, 354 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 10/15 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...