java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label27_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-24 00:54:04,936 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 00:54:04,939 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 00:54:04,956 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 00:54:04,956 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 00:54:04,958 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 00:54:04,961 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 00:54:04,963 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 00:54:04,965 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 00:54:04,966 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 00:54:04,967 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 00:54:04,967 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 00:54:04,968 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 00:54:04,969 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 00:54:04,970 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 00:54:04,971 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 00:54:04,972 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 00:54:04,974 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 00:54:04,976 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 00:54:04,978 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 00:54:04,979 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 00:54:04,980 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 00:54:04,983 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-24 00:54:04,992 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-24 00:54:05,020 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 00:54:05,021 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 00:54:05,022 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 00:54:05,022 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-24 00:54:05,022 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-24 00:54:05,023 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-24 00:54:05,023 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-24 00:54:05,023 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-24 00:54:05,023 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-24 00:54:05,023 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-24 00:54:05,024 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-24 00:54:05,024 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-24 00:54:05,025 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 00:54:05,025 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 00:54:05,025 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 00:54:05,025 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 00:54:05,026 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 00:54:05,026 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 00:54:05,026 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 00:54:05,026 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 00:54:05,026 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 00:54:05,027 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 00:54:05,027 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 00:54:05,027 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 00:54:05,027 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 00:54:05,027 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 00:54:05,028 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 00:54:05,028 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 00:54:05,028 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-24 00:54:05,028 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 00:54:05,029 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 00:54:05,029 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 00:54:05,029 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 00:54:05,029 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-24 00:54:05,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 00:54:05,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 00:54:05,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 00:54:05,114 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 00:54:05,114 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 00:54:05,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label27_true-unreach-call.c [2018-10-24 00:54:05,196 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/335714c86/f04d796aca6242a092200f84ec55a0ea/FLAG4c7fa8b91 [2018-10-24 00:54:05,810 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 00:54:05,811 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label27_true-unreach-call.c [2018-10-24 00:54:05,831 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/335714c86/f04d796aca6242a092200f84ec55a0ea/FLAG4c7fa8b91 [2018-10-24 00:54:05,850 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/335714c86/f04d796aca6242a092200f84ec55a0ea [2018-10-24 00:54:05,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 00:54:05,865 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 00:54:05,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 00:54:05,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 00:54:05,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 00:54:05,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:54:05" (1/1) ... [2018-10-24 00:54:05,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a459524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:05, skipping insertion in model container [2018-10-24 00:54:05,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:54:05" (1/1) ... [2018-10-24 00:54:05,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 00:54:05,959 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 00:54:06,409 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 00:54:06,415 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 00:54:06,602 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 00:54:06,622 INFO L193 MainTranslator]: Completed translation [2018-10-24 00:54:06,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06 WrapperNode [2018-10-24 00:54:06,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 00:54:06,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 00:54:06,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 00:54:06,624 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 00:54:06,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 00:54:06,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 00:54:06,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 00:54:06,858 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 00:54:06,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... [2018-10-24 00:54:06,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 00:54:06,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 00:54:06,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 00:54:06,948 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 00:54:06,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 00:54:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-24 00:54:07,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-24 00:54:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-24 00:54:07,024 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-24 00:54:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 00:54:07,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 00:54:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-24 00:54:07,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-24 00:54:10,325 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 00:54:10,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:54:10 BoogieIcfgContainer [2018-10-24 00:54:10,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 00:54:10,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 00:54:10,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 00:54:10,334 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 00:54:10,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 12:54:05" (1/3) ... [2018-10-24 00:54:10,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2384b3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:54:10, skipping insertion in model container [2018-10-24 00:54:10,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:54:06" (2/3) ... [2018-10-24 00:54:10,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2384b3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:54:10, skipping insertion in model container [2018-10-24 00:54:10,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:54:10" (3/3) ... [2018-10-24 00:54:10,340 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label27_true-unreach-call.c [2018-10-24 00:54:10,352 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 00:54:10,369 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 00:54:10,394 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 00:54:10,447 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 00:54:10,448 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 00:54:10,448 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 00:54:10,448 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 00:54:10,448 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 00:54:10,449 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 00:54:10,449 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 00:54:10,449 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 00:54:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-10-24 00:54:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-24 00:54:10,506 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 00:54:10,509 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 00:54:10,512 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 00:54:10,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:54:10,520 INFO L82 PathProgramCache]: Analyzing trace with hash 51771233, now seen corresponding path program 1 times [2018-10-24 00:54:10,523 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 00:54:10,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:54:10,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 00:54:10,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:54:10,590 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 00:54:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 00:54:11,109 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 5 [2018-10-24 00:54:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 00:54:11,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 00:54:11,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 00:54:11,151 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 00:54:11,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 00:54:11,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 00:54:11,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 00:54:11,184 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-10-24 00:54:13,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 00:54:13,732 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-10-24 00:54:13,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 00:54:13,734 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 67 [2018-10-24 00:54:13,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 00:54:13,759 INFO L225 Difference]: With dead ends: 737 [2018-10-24 00:54:13,759 INFO L226 Difference]: Without dead ends: 515 [2018-10-24 00:54:13,769 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 00:54:13,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-10-24 00:54:13,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-10-24 00:54:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-10-24 00:54:13,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 613 transitions. [2018-10-24 00:54:13,867 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 613 transitions. Word has length 67 [2018-10-24 00:54:13,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 00:54:13,868 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 613 transitions. [2018-10-24 00:54:13,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 00:54:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 613 transitions. [2018-10-24 00:54:13,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-24 00:54:13,882 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 00:54:13,886 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 00:54:13,886 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 00:54:13,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:54:13,887 INFO L82 PathProgramCache]: Analyzing trace with hash -316431117, now seen corresponding path program 1 times [2018-10-24 00:54:13,887 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 00:54:13,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:54:13,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 00:54:13,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:54:13,890 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 00:54:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 00:54:14,230 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-24 00:54:14,231 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 00:54:14,231 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-24 00:54:14,232 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 139 with the following transitions: [2018-10-24 00:54:14,234 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [498], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-24 00:54:14,302 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-24 00:54:14,302 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-24 00:54:16,457 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-10-24 00:54:26,935 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-24 00:54:26,938 INFO L272 AbstractInterpreter]: Visited 78 different actions 438 times. Merged at 5 different actions 25 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-10-24 00:54:26,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:54:26,994 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-24 00:54:29,894 INFO L232 lantSequenceWeakener]: Weakened 58 states. On average, predicates are now at 77.49% of their original sizes. [2018-10-24 00:54:29,895 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-24 00:54:35,215 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-24 00:54:35,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 00:54:35,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [4] total 17 [2018-10-24 00:54:35,216 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 00:54:35,218 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-24 00:54:35,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-24 00:54:35,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2018-10-24 00:54:35,219 INFO L87 Difference]: Start difference. First operand 356 states and 613 transitions. Second operand 15 states. [2018-10-24 00:57:04,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 00:57:04,492 INFO L93 Difference]: Finished difference Result 1380 states and 2508 transitions. [2018-10-24 00:57:04,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-24 00:57:04,492 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 138 [2018-10-24 00:57:04,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 00:57:04,501 INFO L225 Difference]: With dead ends: 1380 [2018-10-24 00:57:04,501 INFO L226 Difference]: Without dead ends: 1030 [2018-10-24 00:57:04,506 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 143 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2018-10-24 00:57:04,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1030 states. [2018-10-24 00:57:04,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1030 to 944. [2018-10-24 00:57:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 944 states. [2018-10-24 00:57:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1254 transitions. [2018-10-24 00:57:04,637 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1254 transitions. Word has length 138 [2018-10-24 00:57:04,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 00:57:04,638 INFO L481 AbstractCegarLoop]: Abstraction has 944 states and 1254 transitions. [2018-10-24 00:57:04,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-24 00:57:04,638 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1254 transitions. [2018-10-24 00:57:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-24 00:57:04,644 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 00:57:04,645 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 00:57:04,645 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 00:57:04,646 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:57:04,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1879326070, now seen corresponding path program 1 times [2018-10-24 00:57:04,646 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 00:57:04,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:57:04,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 00:57:04,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:57:04,648 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 00:57:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 00:57:05,018 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-24 00:57:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-24 00:57:05,098 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 00:57:05,098 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-24 00:57:05,098 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 215 with the following transitions: [2018-10-24 00:57:05,099 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [518], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-24 00:57:05,104 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-24 00:57:05,104 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-24 00:57:06,269 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-10-24 00:57:12,148 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-24 00:57:12,148 INFO L272 AbstractInterpreter]: Visited 84 different actions 323 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-10-24 00:57:12,159 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:57:12,159 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-24 00:57:14,787 INFO L232 lantSequenceWeakener]: Weakened 58 states. On average, predicates are now at 77.49% of their original sizes. [2018-10-24 00:57:14,787 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-24 00:57:21,590 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-24 00:57:21,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 00:57:21,591 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [4] total 16 [2018-10-24 00:57:21,591 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 00:57:21,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-24 00:57:21,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-24 00:57:21,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2018-10-24 00:57:21,593 INFO L87 Difference]: Start difference. First operand 944 states and 1254 transitions. Second operand 14 states. Received shutdown request... [2018-10-24 00:58:08,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-24 00:58:08,497 WARN L550 AbstractCegarLoop]: Verification canceled [2018-10-24 00:58:08,503 WARN L205 ceAbstractionStarter]: Timeout [2018-10-24 00:58:08,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 12:58:08 BoogieIcfgContainer [2018-10-24 00:58:08,504 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 00:58:08,505 INFO L168 Benchmark]: Toolchain (without parser) took 242640.96 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -714.5 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-24 00:58:08,506 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 00:58:08,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-24 00:58:08,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.13 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 735.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -817.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-24 00:58:08,509 INFO L168 Benchmark]: Boogie Preprocessor took 90.02 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 00:58:08,510 INFO L168 Benchmark]: RCFGBuilder took 3378.61 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 7.1 GB. [2018-10-24 00:58:08,511 INFO L168 Benchmark]: TraceAbstraction took 238173.97 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -46.7 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-24 00:58:08,517 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 757.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 233.13 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 735.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -817.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.02 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3378.61 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 238173.97 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -46.7 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 184]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 184). Cancelled while BasicCegarLoop was constructing difference of abstraction (944states) and FLOYD_HOARE automaton (currently 15 states, 14 states before enhancement),while ReachableStatesComputation was computing reachable states (284 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. TIMEOUT Result, 238.0s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 198.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 378 SDtfs, 1949 SDslu, 438 SDs, 0 SdLazy, 3709 SolverSat, 645 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 89.4s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 367 GetRequests, 324 SyntacticMatches, 5 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 13.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=944occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 19.8s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9939906832298135 AbsIntWeakeningRatio, 0.13142857142857142 AbsIntAvgWeakeningVarsNumRemoved, 44.957142857142856 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 245 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 419 NumberOfCodeBlocks, 419 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 416 ConstructedInterpolants, 0 QuantifiedInterpolants, 236029 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 83/251 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown