./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 604294306b5c2c89672e57997bbce546f96c9935 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 06:06:41,085 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 06:06:41,086 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 06:06:41,098 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 06:06:41,098 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 06:06:41,099 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 06:06:41,101 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 06:06:41,109 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 06:06:41,111 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 06:06:41,112 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 06:06:41,113 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 06:06:41,113 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 06:06:41,114 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 06:06:41,117 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 06:06:41,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 06:06:41,120 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 06:06:41,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 06:06:41,123 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 06:06:41,125 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 06:06:41,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 06:06:41,131 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 06:06:41,132 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 06:06:41,134 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 06:06:41,134 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 06:06:41,135 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 06:06:41,136 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 06:06:41,137 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 06:06:41,141 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 06:06:41,142 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 06:06:41,144 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 06:06:41,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 06:06:41,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 06:06:41,146 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 06:06:41,146 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 06:06:41,147 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 06:06:41,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 06:06:41,152 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 06:06:41,180 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 06:06:41,181 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 06:06:41,184 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 06:06:41,184 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 06:06:41,184 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 06:06:41,184 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 06:06:41,184 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 06:06:41,185 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 06:06:41,185 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 06:06:41,185 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 06:06:41,185 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 06:06:41,185 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 06:06:41,185 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 06:06:41,186 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 06:06:41,187 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 06:06:41,187 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 06:06:41,188 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 06:06:41,188 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 06:06:41,188 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 06:06:41,188 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 06:06:41,188 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 06:06:41,188 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 06:06:41,190 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 06:06:41,191 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 06:06:41,191 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 06:06:41,191 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 06:06:41,192 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 06:06:41,192 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 06:06:41,192 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 604294306b5c2c89672e57997bbce546f96c9935 [2018-12-31 06:06:41,252 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 06:06:41,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 06:06:41,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 06:06:41,276 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 06:06:41,277 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 06:06:41,277 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+nlh-reducer.c [2018-12-31 06:06:41,339 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/248a28116/332922b0cbd84799b1ed1441ac0af6a1/FLAG8216eff10 [2018-12-31 06:06:41,754 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 06:06:41,755 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+nlh-reducer.c [2018-12-31 06:06:41,762 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/248a28116/332922b0cbd84799b1ed1441ac0af6a1/FLAG8216eff10 [2018-12-31 06:06:42,128 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/248a28116/332922b0cbd84799b1ed1441ac0af6a1 [2018-12-31 06:06:42,132 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 06:06:42,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 06:06:42,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 06:06:42,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 06:06:42,139 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 06:06:42,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4dae6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42, skipping insertion in model container [2018-12-31 06:06:42,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 06:06:42,174 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 06:06:42,434 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 06:06:42,442 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 06:06:42,485 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 06:06:42,511 INFO L195 MainTranslator]: Completed translation [2018-12-31 06:06:42,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42 WrapperNode [2018-12-31 06:06:42,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 06:06:42,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 06:06:42,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 06:06:42,512 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 06:06:42,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 06:06:42,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 06:06:42,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 06:06:42,566 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 06:06:42,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (1/1) ... [2018-12-31 06:06:42,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 06:06:42,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 06:06:42,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 06:06:42,656 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 06:06:42,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (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 [2018-12-31 06:06:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 06:06:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 06:06:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 06:06:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 06:06:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 06:06:43,196 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 06:06:43,196 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-31 06:06:43,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 06:06:43 BoogieIcfgContainer [2018-12-31 06:06:43,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 06:06:43,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 06:06:43,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 06:06:43,201 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 06:06:43,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 06:06:42" (1/3) ... [2018-12-31 06:06:43,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e213a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 06:06:43, skipping insertion in model container [2018-12-31 06:06:43,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 06:06:42" (2/3) ... [2018-12-31 06:06:43,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e213a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 06:06:43, skipping insertion in model container [2018-12-31 06:06:43,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 06:06:43" (3/3) ... [2018-12-31 06:06:43,204 INFO L112 eAbstractionObserver]: Analyzing ICFG simple_array_index_value_true-unreach-call4.i.v+nlh-reducer.c [2018-12-31 06:06:43,214 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 06:06:43,222 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 06:06:43,240 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 06:06:43,269 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 06:06:43,270 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 06:06:43,270 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 06:06:43,270 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 06:06:43,271 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 06:06:43,271 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 06:06:43,271 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 06:06:43,271 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 06:06:43,271 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 06:06:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2018-12-31 06:06:43,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-31 06:06:43,293 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 06:06:43,294 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 06:06:43,297 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 06:06:43,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 06:06:43,303 INFO L82 PathProgramCache]: Analyzing trace with hash -551124073, now seen corresponding path program 1 times [2018-12-31 06:06:43,305 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 06:06:43,306 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 06:06:43,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:43,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:43,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:43,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:43,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 06:06:43,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 06:06:43,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 06:06:43,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 06:06:43,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 06:06:43,530 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 3 states. [2018-12-31 06:06:43,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 06:06:43,569 INFO L93 Difference]: Finished difference Result 46 states and 61 transitions. [2018-12-31 06:06:43,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 06:06:43,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2018-12-31 06:06:43,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 06:06:43,581 INFO L225 Difference]: With dead ends: 46 [2018-12-31 06:06:43,581 INFO L226 Difference]: Without dead ends: 29 [2018-12-31 06:06:43,585 INFO L631 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 [2018-12-31 06:06:43,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-12-31 06:06:43,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2018-12-31 06:06:43,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-12-31 06:06:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2018-12-31 06:06:43,622 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 9 [2018-12-31 06:06:43,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 06:06:43,622 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2018-12-31 06:06:43,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 06:06:43,622 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2018-12-31 06:06:43,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-31 06:06:43,623 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 06:06:43,623 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 06:06:43,623 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 06:06:43,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 06:06:43,624 INFO L82 PathProgramCache]: Analyzing trace with hash -2085816175, now seen corresponding path program 1 times [2018-12-31 06:06:43,624 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 06:06:43,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 06:06:43,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:43,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:43,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:43,724 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 06:06:43,724 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 06:06:43,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 06:06:43,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 06:06:43,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 06:06:43,728 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. Second operand 3 states. [2018-12-31 06:06:43,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 06:06:43,945 INFO L93 Difference]: Finished difference Result 54 states and 62 transitions. [2018-12-31 06:06:43,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 06:06:43,946 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-12-31 06:06:43,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 06:06:43,947 INFO L225 Difference]: With dead ends: 54 [2018-12-31 06:06:43,947 INFO L226 Difference]: Without dead ends: 34 [2018-12-31 06:06:43,950 INFO L631 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 [2018-12-31 06:06:43,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-12-31 06:06:43,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 27. [2018-12-31 06:06:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-12-31 06:06:43,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2018-12-31 06:06:43,959 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 10 [2018-12-31 06:06:43,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 06:06:43,959 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2018-12-31 06:06:43,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 06:06:43,959 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2018-12-31 06:06:43,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-31 06:06:43,962 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 06:06:43,962 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 06:06:43,963 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 06:06:43,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 06:06:43,963 INFO L82 PathProgramCache]: Analyzing trace with hash 2140661612, now seen corresponding path program 1 times [2018-12-31 06:06:43,963 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 06:06:43,963 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 06:06:43,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:43,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:43,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:44,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 06:06:44,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 06:06:44,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 06:06:44,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 06:06:44,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 06:06:44,081 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 4 states. [2018-12-31 06:06:44,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 06:06:44,252 INFO L93 Difference]: Finished difference Result 47 states and 54 transitions. [2018-12-31 06:06:44,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 06:06:44,253 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-12-31 06:06:44,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 06:06:44,254 INFO L225 Difference]: With dead ends: 47 [2018-12-31 06:06:44,254 INFO L226 Difference]: Without dead ends: 45 [2018-12-31 06:06:44,255 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 06:06:44,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-12-31 06:06:44,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 29. [2018-12-31 06:06:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-12-31 06:06:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2018-12-31 06:06:44,262 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 33 transitions. Word has length 10 [2018-12-31 06:06:44,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 06:06:44,262 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 33 transitions. [2018-12-31 06:06:44,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 06:06:44,263 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2018-12-31 06:06:44,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 06:06:44,263 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 06:06:44,264 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 06:06:44,264 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 06:06:44,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 06:06:44,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1997962921, now seen corresponding path program 1 times [2018-12-31 06:06:44,265 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 06:06:44,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 06:06:44,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:44,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:44,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:44,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:44,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 06:06:44,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 06:06:44,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 06:06:44,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 06:06:44,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 06:06:44,303 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. Second operand 3 states. [2018-12-31 06:06:44,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 06:06:44,429 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-12-31 06:06:44,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 06:06:44,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-12-31 06:06:44,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 06:06:44,431 INFO L225 Difference]: With dead ends: 50 [2018-12-31 06:06:44,431 INFO L226 Difference]: Without dead ends: 30 [2018-12-31 06:06:44,432 INFO L631 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 [2018-12-31 06:06:44,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-12-31 06:06:44,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 24. [2018-12-31 06:06:44,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-12-31 06:06:44,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2018-12-31 06:06:44,436 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 11 [2018-12-31 06:06:44,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 06:06:44,437 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2018-12-31 06:06:44,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 06:06:44,437 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2018-12-31 06:06:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 06:06:44,438 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 06:06:44,438 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 06:06:44,438 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 06:06:44,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 06:06:44,439 INFO L82 PathProgramCache]: Analyzing trace with hash 588886092, now seen corresponding path program 1 times [2018-12-31 06:06:44,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 06:06:44,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 06:06:44,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:44,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:44,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:45,141 WARN L181 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2018-12-31 06:06:45,491 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 33 [2018-12-31 06:06:45,984 WARN L181 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 40 [2018-12-31 06:06:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:46,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 06:06:46,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-31 06:06:46,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-31 06:06:46,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-31 06:06:46,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-12-31 06:06:46,186 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand 10 states. [2018-12-31 06:06:46,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 06:06:46,779 INFO L93 Difference]: Finished difference Result 42 states and 49 transitions. [2018-12-31 06:06:46,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-31 06:06:46,780 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 16 [2018-12-31 06:06:46,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 06:06:46,781 INFO L225 Difference]: With dead ends: 42 [2018-12-31 06:06:46,782 INFO L226 Difference]: Without dead ends: 27 [2018-12-31 06:06:46,784 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2018-12-31 06:06:46,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-12-31 06:06:46,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2018-12-31 06:06:46,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-12-31 06:06:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2018-12-31 06:06:46,793 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 16 [2018-12-31 06:06:46,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 06:06:46,793 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2018-12-31 06:06:46,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-31 06:06:46,794 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-12-31 06:06:46,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 06:06:46,797 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 06:06:46,798 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 06:06:46,798 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 06:06:46,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 06:06:46,798 INFO L82 PathProgramCache]: Analyzing trace with hash 394194232, now seen corresponding path program 1 times [2018-12-31 06:06:46,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 06:06:46,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 06:06:46,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:46,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:46,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:47,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:47,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 06:06:47,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 06:06:47,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 06:06:47,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 06:06:47,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 06:06:47,057 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand 6 states. [2018-12-31 06:06:47,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 06:06:47,210 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2018-12-31 06:06:47,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 06:06:47,211 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-12-31 06:06:47,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 06:06:47,211 INFO L225 Difference]: With dead ends: 38 [2018-12-31 06:06:47,212 INFO L226 Difference]: Without dead ends: 36 [2018-12-31 06:06:47,212 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-12-31 06:06:47,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-12-31 06:06:47,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 23. [2018-12-31 06:06:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-12-31 06:06:47,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2018-12-31 06:06:47,220 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 17 [2018-12-31 06:06:47,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 06:06:47,220 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2018-12-31 06:06:47,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 06:06:47,222 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-12-31 06:06:47,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 06:06:47,223 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 06:06:47,223 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 06:06:47,224 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 06:06:47,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 06:06:47,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1016031163, now seen corresponding path program 1 times [2018-12-31 06:06:47,226 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 06:06:47,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 06:06:47,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:47,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:47,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 06:06:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:47,596 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 06:06:47,596 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 06:06:47,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 06:06:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 06:06:47,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 06:06:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 06:06:47,751 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 06:06:47,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 9 [2018-12-31 06:06:47,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-31 06:06:47,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-31 06:06:47,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-31 06:06:47,752 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 9 states. [2018-12-31 06:06:52,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 06:06:52,316 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2018-12-31 06:06:52,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 06:06:52,487 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2018-12-31 06:06:52,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 06:06:52,488 INFO L225 Difference]: With dead ends: 26 [2018-12-31 06:06:52,488 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 06:06:52,488 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-12-31 06:06:52,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 06:06:52,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 06:06:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 06:06:52,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 06:06:52,490 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2018-12-31 06:06:52,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 06:06:52,490 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 06:06:52,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-31 06:06:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 06:06:52,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 06:06:52,496 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 06:06:52,648 WARN L181 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2018-12-31 06:06:52,831 WARN L181 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2018-12-31 06:06:53,061 WARN L181 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2018-12-31 06:06:53,198 INFO L451 ceAbstractionStarter]: At program point L126(lines 93 127) the Hoare annotation is: true [2018-12-31 06:06:53,199 INFO L444 ceAbstractionStarter]: At program point L151(lines 21 152) the Hoare annotation is: (or (let ((.cse6 (div ULTIMATE.start_main_~main__index2~0 4294967296))) (let ((.cse0 (* 4294967296 .cse6))) (and (= ULTIMATE.start_main_~__VERIFIER_assert__cond~0 1) (< (mod (+ ULTIMATE.start_main_~main__index1~0 4294967295) 4294967296) (mod (+ ULTIMATE.start_main_~main__index2~0 1) 4294967296)) (<= ULTIMATE.start_main_~main__index2~0 (+ .cse0 99998)) (let ((.cse7 (div ULTIMATE.start_main_~main__index1~0 4294967296))) (or (let ((.cse5 (select |#memory_int| |ULTIMATE.start_main_~#main__array~0.base|))) (let ((.cse3 (select .cse5 (+ (* 4 ULTIMATE.start_main_~main__index1~0) (* (- 17179869184) .cse7) |ULTIMATE.start_main_~#main__array~0.offset|))) (.cse4 (select .cse5 (+ (* 4 ULTIMATE.start_main_~main__index2~0) (* (- 17179869184) .cse6) |ULTIMATE.start_main_~#main__array~0.offset|)))) (let ((.cse2 (* 4294967296 (div .cse4 4294967296))) (.cse1 (+ .cse4 (* 4294967296 (div .cse3 4294967296))))) (and (< .cse1 (+ .cse2 .cse3 1)) (<= (+ .cse2 .cse3) .cse1))))) (<= (+ ULTIMATE.start_main_~main__index1~0 .cse0) (+ ULTIMATE.start_main_~main__index2~0 (* 4294967296 .cse7)))))))) (= ULTIMATE.start_main_~main__loop_entered~0 0)) [2018-12-31 06:06:53,199 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 128) no Hoare annotation was computed. [2018-12-31 06:06:53,199 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 157) no Hoare annotation was computed. [2018-12-31 06:06:53,199 INFO L444 ceAbstractionStarter]: At program point L114(lines 94 123) the Hoare annotation is: (let ((.cse7 (div ULTIMATE.start_main_~main__index2~0 4294967296)) (.cse8 (div ULTIMATE.start_main_~main__index1~0 4294967296))) (let ((.cse0 (= ULTIMATE.start_main_~__VERIFIER_assert__cond~0 1)) (.cse9 (+ ULTIMATE.start_main_~main__index2~0 (* 4294967296 .cse8))) (.cse1 (* 4294967296 .cse7))) (or (and .cse0 (< (mod (+ ULTIMATE.start_main_~main__index1~0 4294967295) 4294967296) (mod (+ ULTIMATE.start_main_~main__index2~0 1) 4294967296)) (<= ULTIMATE.start_main_~main__index2~0 (+ .cse1 99998)) (or (let ((.cse6 (select |#memory_int| |ULTIMATE.start_main_~#main__array~0.base|))) (let ((.cse4 (select .cse6 (+ (* 4 ULTIMATE.start_main_~main__index1~0) (* (- 17179869184) .cse8) |ULTIMATE.start_main_~#main__array~0.offset|))) (.cse5 (select .cse6 (+ (* 4 ULTIMATE.start_main_~main__index2~0) (* (- 17179869184) .cse7) |ULTIMATE.start_main_~#main__array~0.offset|)))) (let ((.cse3 (* 4294967296 (div .cse5 4294967296))) (.cse2 (+ .cse5 (* 4294967296 (div .cse4 4294967296))))) (and (< .cse2 (+ .cse3 .cse4 1)) (<= (+ .cse3 .cse4) .cse2))))) (<= (+ ULTIMATE.start_main_~main__index1~0 .cse1) .cse9))) (and .cse0 (<= (+ ULTIMATE.start_main_~main__index1~0 .cse1 1) .cse9) (<= ULTIMATE.start_main_~main__index2~0 (+ .cse1 99999)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~2 0)))))) [2018-12-31 06:06:53,200 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 06:06:53,201 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 06:06:53,201 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 06:06:53,201 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 68) no Hoare annotation was computed. [2018-12-31 06:06:53,201 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 83) no Hoare annotation was computed. [2018-12-31 06:06:53,201 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 147) no Hoare annotation was computed. [2018-12-31 06:06:53,202 INFO L444 ceAbstractionStarter]: At program point L82(lines 57 83) the Hoare annotation is: (let ((.cse0 (* 4294967296 (div ULTIMATE.start_main_~main__index2~0 4294967296)))) (and (= ULTIMATE.start_main_~__VERIFIER_assert__cond~0 1) (<= (+ ULTIMATE.start_main_~main__index1~0 .cse0 1) (+ ULTIMATE.start_main_~main__index2~0 (* 4294967296 (div ULTIMATE.start_main_~main__index1~0 4294967296)))) (< (mod (+ ULTIMATE.start_main_~main__index1~0 4294967295) 4294967296) (mod (+ ULTIMATE.start_main_~main__index2~0 1) 4294967296)) (<= ULTIMATE.start_main_~main__index2~0 (+ .cse0 99998)) (not (= ULTIMATE.start_main_~main____CPAchecker_TMP_0~1 0)))) [2018-12-31 06:06:53,202 INFO L448 ceAbstractionStarter]: For program point L16(lines 16 162) no Hoare annotation was computed. [2018-12-31 06:06:53,202 INFO L448 ceAbstractionStarter]: For program point L45(lines 45 133) no Hoare annotation was computed. [2018-12-31 06:06:53,202 INFO L444 ceAbstractionStarter]: At program point L74(lines 41 134) the Hoare annotation is: (let ((.cse3 (* 4294967296 (div ULTIMATE.start_main_~main__index2~0 4294967296)))) (let ((.cse0 (= ULTIMATE.start_main_~__VERIFIER_assert__cond~0 1)) (.cse1 (<= (+ ULTIMATE.start_main_~main__index1~0 .cse3 1) (+ ULTIMATE.start_main_~main__index2~0 (* 4294967296 (div ULTIMATE.start_main_~main__index1~0 4294967296))))) (.cse2 (<= ULTIMATE.start_main_~main__index2~0 (+ .cse3 99999)))) (or (and .cse0 (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~1 0)) .cse1 .cse2 (not (= ULTIMATE.start_main_~main____CPAchecker_TMP_0~1 0))) (and .cse0 .cse1 .cse2 (= 1 ULTIMATE.start_main_~main____CPAchecker_TMP_0~0))))) [2018-12-31 06:06:53,202 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 115) no Hoare annotation was computed. [2018-12-31 06:06:53,202 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-31 06:06:53,202 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 75) no Hoare annotation was computed. [2018-12-31 06:06:53,202 INFO L451 ceAbstractionStarter]: At program point L161(lines 9 163) the Hoare annotation is: true [2018-12-31 06:06:53,203 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 06:06:53,203 INFO L444 ceAbstractionStarter]: At program point L87(lines 55 88) the Hoare annotation is: false [2018-12-31 06:06:53,203 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 152) no Hoare annotation was computed. [2018-12-31 06:06:53,203 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 105) no Hoare annotation was computed. [2018-12-31 06:06:53,203 INFO L444 ceAbstractionStarter]: At program point L141(lines 26 142) the Hoare annotation is: (let ((.cse0 (* 4294967296 (div ULTIMATE.start_main_~main__index2~0 4294967296)))) (and (<= (+ ULTIMATE.start_main_~main__index1~0 .cse0 1) (+ ULTIMATE.start_main_~main__index2~0 (* 4294967296 (div ULTIMATE.start_main_~main__index1~0 4294967296)))) (= ULTIMATE.start_main_~main__loop_entered~0 0) (<= ULTIMATE.start_main_~main__index2~0 (+ .cse0 99999)) (= ULTIMATE.start_main_~main____CPAchecker_TMP_0~0 1))) [2018-12-31 06:06:53,203 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 142) no Hoare annotation was computed. [2018-12-31 06:06:53,203 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 88) no Hoare annotation was computed. [2018-12-31 06:06:53,204 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2018-12-31 06:06:53,204 INFO L444 ceAbstractionStarter]: At program point L146(lines 24 147) the Hoare annotation is: false [2018-12-31 06:06:53,204 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-31 06:06:53,204 INFO L448 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-12-31 06:06:53,204 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 134) no Hoare annotation was computed. [2018-12-31 06:06:53,227 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,228 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,228 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,229 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,229 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,229 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,229 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,230 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,233 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,233 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,234 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,234 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,234 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,234 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,235 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,235 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,239 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,239 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,239 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,240 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,240 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,240 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,240 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,241 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,244 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,244 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,245 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,245 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,245 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,245 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,246 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,246 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 06:06:53 BoogieIcfgContainer [2018-12-31 06:06:53,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 06:06:53,251 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 06:06:53,251 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 06:06:53,251 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 06:06:53,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 06:06:43" (3/4) ... [2018-12-31 06:06:53,257 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 06:06:53,275 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-31 06:06:53,275 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-31 06:06:53,350 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 06:06:53,351 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 06:06:53,352 INFO L168 Benchmark]: Toolchain (without parser) took 11219.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 951.4 MB in the beginning and 810.4 MB in the end (delta: 140.9 MB). Peak memory consumption was 265.7 MB. Max. memory is 11.5 GB. [2018-12-31 06:06:53,353 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 06:06:53,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.13 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 06:06:53,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.07 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-31 06:06:53,354 INFO L168 Benchmark]: Boogie Preprocessor took 89.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-31 06:06:53,355 INFO L168 Benchmark]: RCFGBuilder took 541.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2018-12-31 06:06:53,357 INFO L168 Benchmark]: TraceAbstraction took 10052.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 810.4 MB in the end (delta: 277.4 MB). Peak memory consumption was 277.4 MB. Max. memory is 11.5 GB. [2018-12-31 06:06:53,358 INFO L168 Benchmark]: Witness Printer took 99.84 ms. Allocated memory is still 1.2 GB. Free memory is still 810.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 06:06:53,362 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.13 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.07 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 541.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10052.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 810.4 MB in the end (delta: 277.4 MB). Peak memory consumption was 277.4 MB. Max. memory is 11.5 GB. * Witness Printer took 99.84 ms. Allocated memory is still 1.2 GB. Free memory is still 810.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 105]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 37]: 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: 41]: Loop Invariant Derived loop invariant: ((((__VERIFIER_assert__cond == 1 && !(__VERIFIER_assert__cond == 0)) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296)) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && !(main____CPAchecker_TMP_0 == 0)) || (((__VERIFIER_assert__cond == 1 && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296)) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && 1 == main____CPAchecker_TMP_0) - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant [2018-12-31 06:06:53,378 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,378 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,378 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,378 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,382 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,382 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,382 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,382 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,387 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,387 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,387 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,388 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,388 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,388 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,388 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,389 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((__VERIFIER_assert__cond == 1 && (main__index1 + 4294967295) % 4294967296 < (main__index2 + 1) % 4294967296) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99998) && ((unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] + 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] / 4294967296) < 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] / 4294967296) + unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] + 1 && 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] / 4294967296) + unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] <= unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] + 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] / 4294967296)) || main__index1 + 4294967296 * (main__index2 / 4294967296) <= main__index2 + 4294967296 * (main__index1 / 4294967296))) || main__loop_entered == 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant [2018-12-31 06:06:53,393 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,393 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,393 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,394 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,394 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,394 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,394 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,395 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,399 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,399 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,402 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-31 06:06:53,402 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((__VERIFIER_assert__cond == 1 && (main__index1 + 4294967295) % 4294967296 < (main__index2 + 1) % 4294967296) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99998) && ((unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] + 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] / 4294967296) < 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] / 4294967296) + unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] + 1 && 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] / 4294967296) + unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] <= unknown-#memory_int-unknown[main__array][4 * main__index2 + -17179869184 * (main__index2 / 4294967296) + main__array] + 4294967296 * (unknown-#memory_int-unknown[main__array][4 * main__index1 + -17179869184 * (main__index1 / 4294967296) + main__array] / 4294967296)) || main__index1 + 4294967296 * (main__index2 / 4294967296) <= main__index2 + 4294967296 * (main__index1 / 4294967296))) || (((__VERIFIER_assert__cond == 1 && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296)) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && !(__VERIFIER_assert__cond == 0)) - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: (((__VERIFIER_assert__cond == 1 && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296)) && (main__index1 + 4294967295) % 4294967296 < (main__index2 + 1) % 4294967296) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99998) && !(main____CPAchecker_TMP_0 == 0) - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296) && main__loop_entered == 0) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && main____CPAchecker_TMP_0 == 1 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 31 locations, 3 error locations. SAFE Result, 9.9s OverallTime, 7 OverallIterations, 2 TraceHistogramMax, 6.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 170 SDtfs, 190 SDslu, 213 SDs, 0 SdLazy, 205 SolverSat, 18 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 46 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 21 NumberOfFragments, 540 HoareAnnotationTreeSize, 9 FomulaSimplifications, 611 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 148 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 109 NumberOfCodeBlocks, 109 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 101 ConstructedInterpolants, 0 QuantifiedInterpolants, 19214 SizeOfPredicates, 2 NumberOfNonLiveVariables, 83 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 2/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...