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/Problem12_label32_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 02:46:06,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 02:46:06,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 02:46:06,192 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 02:46:06,192 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 02:46:06,193 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 02:46:06,194 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 02:46:06,196 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 02:46:06,198 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 02:46:06,199 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 02:46:06,200 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 02:46:06,200 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 02:46:06,201 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 02:46:06,202 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 02:46:06,203 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 02:46:06,205 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 02:46:06,206 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 02:46:06,208 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 02:46:06,216 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 02:46:06,221 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 02:46:06,222 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 02:46:06,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 02:46:06,225 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-27 02:46:06,231 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 02:46:06,231 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 02:46:06,232 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 02:46:06,233 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 02:46:06,233 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 [2018-10-27 02:46:06,258 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 02:46:06,258 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 02:46:06,259 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 02:46:06,259 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 02:46:06,259 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 02:46:06,259 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 02:46:06,260 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 02:46:06,260 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 02:46:06,260 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 02:46:06,261 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 02:46:06,261 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 02:46:06,261 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 02:46:06,262 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 02:46:06,262 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 02:46:06,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 02:46:06,262 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 02:46:06,262 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 02:46:06,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 02:46:06,264 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 02:46:06,264 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 02:46:06,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 02:46:06,265 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 02:46:06,265 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 02:46:06,265 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 02:46:06,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 02:46:06,265 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 02:46:06,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 02:46:06,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 02:46:06,266 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 02:46:06,267 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 02:46:06,267 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 02:46:06,267 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 02:46:06,267 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 02:46:06,267 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 02:46:06,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 02:46:06,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 02:46:06,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 02:46:06,355 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 02:46:06,356 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 02:46:06,356 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label32_true-unreach-call.c [2018-10-27 02:46:06,423 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/ffb1203b2/948afcaf6b8a492fadb4cd88fec41b04/FLAGf5ba8104d [2018-10-27 02:46:07,248 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 02:46:07,249 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label32_true-unreach-call.c [2018-10-27 02:46:07,277 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/ffb1203b2/948afcaf6b8a492fadb4cd88fec41b04/FLAGf5ba8104d [2018-10-27 02:46:07,294 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/ffb1203b2/948afcaf6b8a492fadb4cd88fec41b04 [2018-10-27 02:46:07,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 02:46:07,309 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 02:46:07,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 02:46:07,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 02:46:07,316 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 02:46:07,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:46:07" (1/1) ... [2018-10-27 02:46:07,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4621111d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:07, skipping insertion in model container [2018-10-27 02:46:07,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:46:07" (1/1) ... [2018-10-27 02:46:07,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 02:46:07,508 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 02:46:08,865 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 02:46:08,877 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 02:46:09,469 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 02:46:09,506 INFO L193 MainTranslator]: Completed translation [2018-10-27 02:46:09,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09 WrapperNode [2018-10-27 02:46:09,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 02:46:09,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 02:46:09,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 02:46:09,508 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 02:46:09,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:09,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 02:46:10,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 02:46:10,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 02:46:10,015 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 02:46:10,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (1/1) ... [2018-10-27 02:46:10,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 02:46:10,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 02:46:10,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 02:46:10,334 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 02:46:10,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (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 [2018-10-27 02:46:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 02:46:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 02:46:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-10-27 02:46:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-10-27 02:46:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-10-27 02:46:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-10-27 02:46:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-10-27 02:46:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-10-27 02:46:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 02:46:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 02:46:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 02:46:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 02:46:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 02:46:10,415 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 02:46:22,135 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 02:46:22,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:46:22 BoogieIcfgContainer [2018-10-27 02:46:22,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 02:46:22,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 02:46:22,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 02:46:22,141 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 02:46:22,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:46:07" (1/3) ... [2018-10-27 02:46:22,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b4da01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:46:22, skipping insertion in model container [2018-10-27 02:46:22,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:46:09" (2/3) ... [2018-10-27 02:46:22,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b4da01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:46:22, skipping insertion in model container [2018-10-27 02:46:22,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:46:22" (3/3) ... [2018-10-27 02:46:22,145 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem12_label32_true-unreach-call.c [2018-10-27 02:46:22,155 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 02:46:22,166 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 02:46:22,184 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 02:46:22,241 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 02:46:22,241 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 02:46:22,242 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 02:46:22,242 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 02:46:22,242 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 02:46:22,242 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 02:46:22,242 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 02:46:22,242 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 02:46:22,284 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states. [2018-10-27 02:46:22,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 02:46:22,294 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 02:46:22,296 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] [2018-10-27 02:46:22,298 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 02:46:22,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:46:22,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1790779988, now seen corresponding path program 1 times [2018-10-27 02:46:22,309 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 02:46:22,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:46:22,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:46:22,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:46:22,370 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 02:46:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:46:22,867 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 3 [2018-10-27 02:46:22,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:46:22,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 02:46:22,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 02:46:22,895 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 02:46:22,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 02:46:22,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 02:46:22,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 02:46:22,927 INFO L87 Difference]: Start difference. First operand 840 states. Second operand 4 states. [2018-10-27 02:46:34,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 02:46:34,998 INFO L93 Difference]: Finished difference Result 3234 states and 6255 transitions. [2018-10-27 02:46:34,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 02:46:35,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2018-10-27 02:46:35,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 02:46:35,056 INFO L225 Difference]: With dead ends: 3234 [2018-10-27 02:46:35,056 INFO L226 Difference]: Without dead ends: 2388 [2018-10-27 02:46:35,072 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 02:46:35,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2388 states. [2018-10-27 02:46:35,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2388 to 2388. [2018-10-27 02:46:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2388 states. [2018-10-27 02:46:35,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2388 states and 4022 transitions. [2018-10-27 02:46:35,270 INFO L78 Accepts]: Start accepts. Automaton has 2388 states and 4022 transitions. Word has length 50 [2018-10-27 02:46:35,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 02:46:35,271 INFO L481 AbstractCegarLoop]: Abstraction has 2388 states and 4022 transitions. [2018-10-27 02:46:35,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 02:46:35,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 4022 transitions. [2018-10-27 02:46:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-27 02:46:35,282 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 02:46:35,283 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 02:46:35,283 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 02:46:35,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:46:35,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1628117594, now seen corresponding path program 1 times [2018-10-27 02:46:35,284 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 02:46:35,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:46:35,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:46:35,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:46:35,285 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 02:46:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:46:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:46:35,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 02:46:35,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 02:46:35,991 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 02:46:35,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 02:46:35,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 02:46:35,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 02:46:35,995 INFO L87 Difference]: Start difference. First operand 2388 states and 4022 transitions. Second operand 6 states. [2018-10-27 02:46:49,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 02:46:49,629 INFO L93 Difference]: Finished difference Result 9453 states and 16261 transitions. [2018-10-27 02:46:49,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 02:46:49,632 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 150 [2018-10-27 02:46:49,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 02:46:49,688 INFO L225 Difference]: With dead ends: 9453 [2018-10-27 02:46:49,688 INFO L226 Difference]: Without dead ends: 7071 [2018-10-27 02:46:49,702 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 02:46:49,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7071 states. [2018-10-27 02:46:49,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7071 to 7023. [2018-10-27 02:46:49,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7023 states. [2018-10-27 02:46:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7023 states to 7023 states and 10536 transitions. [2018-10-27 02:46:49,901 INFO L78 Accepts]: Start accepts. Automaton has 7023 states and 10536 transitions. Word has length 150 [2018-10-27 02:46:49,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 02:46:49,901 INFO L481 AbstractCegarLoop]: Abstraction has 7023 states and 10536 transitions. [2018-10-27 02:46:49,902 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 02:46:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 7023 states and 10536 transitions. [2018-10-27 02:46:49,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-27 02:46:49,911 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 02:46:49,911 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 02:46:49,912 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 02:46:49,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:46:49,912 INFO L82 PathProgramCache]: Analyzing trace with hash 395335138, now seen corresponding path program 1 times [2018-10-27 02:46:49,912 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 02:46:49,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:46:49,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:46:49,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:46:49,914 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 02:46:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:46:50,332 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 02:46:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 02:46:50,580 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 02:46:50,580 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 02:46:50,581 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 201 with the following transitions: [2018-10-27 02:46:50,586 INFO L202 CegarAbsIntRunner]: [0], [1], [1868], [1875], [1883], [1891], [1899], [1907], [1915], [1923], [1931], [1939], [1947], [1955], [1963], [1971], [1979], [1987], [1995], [2003], [2011], [2019], [2027], [2035], [2043], [2051], [2059], [2067], [2075], [2083], [2091], [2099], [2107], [2115], [2123], [2131], [2139], [2147], [2155], [2163], [2167], [2169], [2172], [2180], [2188], [2196], [2204], [2212], [2220], [2228], [2236], [2244], [2252], [2260], [2268], [2276], [2284], [2292], [2300], [2308], [2316], [2324], [2332], [2340], [2348], [2356], [2361], [2365], [2369], [2373], [2377], [2381], [2385], [2389], [2393], [2397], [2401], [2405], [2409], [2413], [2417], [2421], [2425], [2429], [2433], [2437], [2441], [2445], [2449], [2453], [2457], [2461], [2465], [2469], [2473], [2477], [2481], [2485], [2489], [2493], [2497], [2501], [2505], [2509], [2513], [2517], [2521], [2525], [2529], [2533], [2537], [2541], [2545], [2549], [2553], [2557], [2561], [2565], [2569], [2573], [2577], [2581], [2585], [2589], [2593], [2597], [2601], [2605], [2609], [2613], [2617], [2621], [2625], [2629], [2633], [2637], [2641], [2645], [2649], [2653], [2657], [2661], [2665], [2669], [2673], [2677], [2680], [3240], [3244], [3248], [3254], [3258], [3260], [3271], [3272], [3273], [3275], [3276] [2018-10-27 02:46:50,681 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-27 02:46:50,681 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 02:46:55,371 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-10-27 02:47:13,492 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 02:47:13,494 INFO L272 AbstractInterpreter]: Visited 157 different actions 459 times. Merged at 5 different actions 10 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-10-27 02:47:13,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:47:13,539 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 02:47:17,537 INFO L227 lantSequenceWeakener]: Weakened 51 states. On average, predicates are now at 78.8% of their original sizes. [2018-10-27 02:47:17,539 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 02:47:46,393 INFO L415 sIntCurrentIteration]: We unified 199 AI predicates to 199 [2018-10-27 02:47:46,393 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 02:47:46,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 02:47:46,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [24] imperfect sequences [4] total 26 [2018-10-27 02:47:46,395 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 02:47:46,396 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-10-27 02:47:46,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-10-27 02:47:46,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2018-10-27 02:47:46,397 INFO L87 Difference]: Start difference. First operand 7023 states and 10536 transitions. Second operand 24 states. Received shutdown request... [2018-10-27 02:50:06,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-27 02:50:06,270 WARN L550 AbstractCegarLoop]: Verification canceled [2018-10-27 02:50:06,275 WARN L205 ceAbstractionStarter]: Timeout [2018-10-27 02:50:06,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 02:50:06 BoogieIcfgContainer [2018-10-27 02:50:06,276 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 02:50:06,277 INFO L168 Benchmark]: Toolchain (without parser) took 238969.10 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-10-27 02:50:06,279 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-10-27 02:50:06,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2196.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Peak memory consumption was 200.8 MB. Max. memory is 7.1 GB. [2018-10-27 02:50:06,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 507.23 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 802.2 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 58.2 MB. Max. memory is 7.1 GB. [2018-10-27 02:50:06,281 INFO L168 Benchmark]: Boogie Preprocessor took 318.47 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. [2018-10-27 02:50:06,283 INFO L168 Benchmark]: RCFGBuilder took 11802.86 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 175.1 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -186.9 MB). Peak memory consumption was 658.7 MB. Max. memory is 7.1 GB. [2018-10-27 02:50:06,284 INFO L168 Benchmark]: TraceAbstraction took 224138.76 ms. Allocated memory was 2.5 GB in the beginning and 4.2 GB in the end (delta: 1.7 GB). Free memory was 2.4 GB in the beginning and 2.8 GB in the end (delta: -369.3 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-10-27 02:50:06,291 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2196.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Peak memory consumption was 200.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 507.23 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 802.2 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 58.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 318.47 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11802.86 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 175.1 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -186.9 MB). Peak memory consumption was 658.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 224138.76 ms. Allocated memory was 2.5 GB in the beginning and 4.2 GB in the end (delta: 1.7 GB). Free memory was 2.4 GB in the beginning and 2.8 GB in the end (delta: -369.3 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 141]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 141). Cancelled while BasicCegarLoop was constructing difference of abstraction (7023states) and FLOYD_HOARE automaton (currently 16 states, 24 states before enhancement),while ReachableStatesComputation was computing reachable states (874 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 840 locations, 1 error locations. TIMEOUT Result, 224.0s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 165.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 395 SDtfs, 8382 SDslu, 428 SDs, 0 SdLazy, 11368 SolverSat, 4195 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 226 GetRequests, 168 SyntacticMatches, 16 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 33.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7023occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 22.9s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9955237727097023 AbsIntWeakeningRatio, 0.10552763819095477 AbsIntAvgWeakeningVarsNumRemoved, 575.0150753768844 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 48 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 400 NumberOfCodeBlocks, 400 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 397 ConstructedInterpolants, 0 QuantifiedInterpolants, 256734 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 47/86 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown