java -ea -Xmx8000000000 -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 ../../../trunk/examples/toolchains/AutomizerCInline_WitnessPrinter.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 11:06:51,235 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:06:51,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:06:51,250 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:06:51,251 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:06:51,252 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:06:51,253 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:06:51,255 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:06:51,257 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:06:51,257 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:06:51,258 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:06:51,259 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:06:51,260 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:06:51,261 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:06:51,262 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:06:51,263 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:06:51,264 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:06:51,266 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:06:51,268 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:06:51,270 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:06:51,271 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:06:51,272 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:06:51,275 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:06:51,275 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:06:51,275 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:06:51,276 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:06:51,278 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:06:51,278 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:06:51,279 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:06:51,280 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:06:51,281 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:06:51,281 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:06:51,282 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:06:51,282 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:06:51,283 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:06:51,284 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:06:51,284 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 11:06:51,300 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:06:51,300 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:06:51,301 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:06:51,301 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:06:51,302 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:06:51,302 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:06:51,302 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:06:51,303 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:06:51,303 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:06:51,303 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:06:51,303 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:06:51,303 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:06:51,304 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:06:51,304 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:06:51,304 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 11:06:51,304 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 11:06:51,304 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:06:51,305 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:06:51,305 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:06:51,305 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:06:51,305 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:06:51,305 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:06:51,306 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:06:51,306 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:06:51,306 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:06:51,306 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:06:51,307 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:06:51,307 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:06:51,307 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 11:06:51,307 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:06:51,307 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 11:06:51,308 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 11:06:51,308 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 11:06:51,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:06:51,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:06:51,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:06:51,379 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:06:51,380 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:06:51,380 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i [2018-11-23 11:06:51,436 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692f1c6b9/6b49e00470b244e284f0669cc8939cdd/FLAGe945c074c [2018-11-23 11:06:52,010 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:06:52,011 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i [2018-11-23 11:06:52,029 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692f1c6b9/6b49e00470b244e284f0669cc8939cdd/FLAGe945c074c [2018-11-23 11:06:52,240 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692f1c6b9/6b49e00470b244e284f0669cc8939cdd [2018-11-23 11:06:52,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:06:52,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:06:52,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:06:52,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:06:52,258 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:06:52,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:06:52" (1/1) ... [2018-11-23 11:06:52,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac3ada5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:52, skipping insertion in model container [2018-11-23 11:06:52,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:06:52" (1/1) ... [2018-11-23 11:06:52,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:06:52,341 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:06:52,816 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:06:52,828 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:06:52,922 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:06:53,144 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:06:53,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53 WrapperNode [2018-11-23 11:06:53,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:06:53,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:06:53,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:06:53,146 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:06:53,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:06:53,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:06:53,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:06:53,186 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:06:53,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (1/1) ... [2018-11-23 11:06:53,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:06:53,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:06:53,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:06:53,217 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:06:53,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (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 [2018-11-23 11:06:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure getService [2018-11-23 11:06:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure getService [2018-11-23 11:06:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:06:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:06:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 11:06:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:06:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:06:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2018-11-23 11:06:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2018-11-23 11:06:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:06:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:06:53,785 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:06:53,785 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 11:06:53,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:53 BoogieIcfgContainer [2018-11-23 11:06:53,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:06:53,787 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:06:53,788 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:06:53,791 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:06:53,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:06:52" (1/3) ... [2018-11-23 11:06:53,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fa1b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:06:53, skipping insertion in model container [2018-11-23 11:06:53,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:53" (2/3) ... [2018-11-23 11:06:53,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fa1b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:06:53, skipping insertion in model container [2018-11-23 11:06:53,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:53" (3/3) ... [2018-11-23 11:06:53,795 INFO L112 eAbstractionObserver]: Analyzing ICFG test_overflow_true-termination.c_true-unreach-call.i [2018-11-23 11:06:53,805 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:06:53,813 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:06:53,832 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:06:53,864 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:06:53,865 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:06:53,865 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:06:53,865 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:06:53,865 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:06:53,865 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:06:53,866 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:06:53,866 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:06:53,866 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:06:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-11-23 11:06:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 11:06:53,889 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:06:53,890 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:06:53,893 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:06:53,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:06:53,900 INFO L82 PathProgramCache]: Analyzing trace with hash -2006926244, now seen corresponding path program 1 times [2018-11-23 11:06:53,904 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:06:53,905 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:06:53,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:06:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:54,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:06:54,226 INFO L256 TraceCheckUtils]: 0: Hoare triple {25#true} call ULTIMATE.init(); {25#true} is VALID [2018-11-23 11:06:54,229 INFO L273 TraceCheckUtils]: 1: Hoare triple {25#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];call #t~string30.base, #t~string30.offset := #Ultimate.alloc(21bv32);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(15bv32);~globalSize~0 := 0bv32; {25#true} is VALID [2018-11-23 11:06:54,230 INFO L273 TraceCheckUtils]: 2: Hoare triple {25#true} assume true; {25#true} is VALID [2018-11-23 11:06:54,231 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {25#true} {25#true} #23#return; {25#true} is VALID [2018-11-23 11:06:54,231 INFO L256 TraceCheckUtils]: 4: Hoare triple {25#true} call #t~ret33 := main(#in~argc, #in~argv.base, #in~argv.offset); {25#true} is VALID [2018-11-23 11:06:54,231 INFO L273 TraceCheckUtils]: 5: Hoare triple {25#true} ~argc := #in~argc;~argv.base, ~argv.offset := #in~argv.base, #in~argv.offset;havoc ~retVal~0; {25#true} is VALID [2018-11-23 11:06:54,232 INFO L256 TraceCheckUtils]: 6: Hoare triple {25#true} call #t~ret28 := getService(); {25#true} is VALID [2018-11-23 11:06:54,234 INFO L273 TraceCheckUtils]: 7: Hoare triple {25#true} ~localVar~0 := 3567587327bv32;~globalSize~0 := 4bv32;havoc #t~nondet31;#res := ~localVar~0; {51#(= (_ bv4 32) ~globalSize~0)} is VALID [2018-11-23 11:06:54,235 INFO L273 TraceCheckUtils]: 8: Hoare triple {51#(= (_ bv4 32) ~globalSize~0)} assume true; {51#(= (_ bv4 32) ~globalSize~0)} is VALID [2018-11-23 11:06:54,247 INFO L268 TraceCheckUtils]: 9: Hoare quadruple {51#(= (_ bv4 32) ~globalSize~0)} {25#true} #27#return; {51#(= (_ bv4 32) ~globalSize~0)} is VALID [2018-11-23 11:06:54,260 INFO L273 TraceCheckUtils]: 10: Hoare triple {51#(= (_ bv4 32) ~globalSize~0)} ~retVal~0 := #t~ret28;havoc #t~ret28; {51#(= (_ bv4 32) ~globalSize~0)} is VALID [2018-11-23 11:06:54,273 INFO L273 TraceCheckUtils]: 11: Hoare triple {51#(= (_ bv4 32) ~globalSize~0)} assume !(4bv32 == ~globalSize~0); {26#false} is VALID [2018-11-23 11:06:54,274 INFO L256 TraceCheckUtils]: 12: Hoare triple {26#false} call __blast_assert(); {26#false} is VALID [2018-11-23 11:06:54,274 INFO L273 TraceCheckUtils]: 13: Hoare triple {26#false} assume !false; {26#false} is VALID [2018-11-23 11:06:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:06:54,278 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:06:54,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:06:54,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:06:54,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2018-11-23 11:06:54,298 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:06:54,302 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-23 11:06:54,485 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:54,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:06:54,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:06:54,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:06:54,499 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 3 states. [2018-11-23 11:06:54,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:54,703 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2018-11-23 11:06:54,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:06:54,703 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2018-11-23 11:06:54,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:06:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:06:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 26 transitions. [2018-11-23 11:06:54,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:06:54,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 26 transitions. [2018-11-23 11:06:54,722 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 26 transitions. [2018-11-23 11:06:54,796 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:54,802 INFO L225 Difference]: With dead ends: 27 [2018-11-23 11:06:54,802 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 11:06:54,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:06:54,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 11:06:54,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 11:06:54,829 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:06:54,830 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2018-11-23 11:06:54,830 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2018-11-23 11:06:54,830 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2018-11-23 11:06:54,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:54,831 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-23 11:06:54,831 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 11:06:54,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:54,832 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:54,832 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2018-11-23 11:06:54,832 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2018-11-23 11:06:54,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:54,833 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-23 11:06:54,833 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 11:06:54,833 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:54,834 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:54,834 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:06:54,834 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:06:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 11:06:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 11:06:54,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2018-11-23 11:06:54,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:06:54,837 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 11:06:54,837 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:06:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 11:06:54,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:54,841 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 11:06:55,075 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 11:06:55,076 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 11:06:55,076 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:06:55,076 INFO L448 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 1603 1606) no Hoare annotation was computed. [2018-11-23 11:06:55,076 INFO L448 ceAbstractionStarter]: For program point __blast_assertFINAL(lines 1603 1606) no Hoare annotation was computed. [2018-11-23 11:06:55,077 INFO L451 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 1603 1606) the Hoare annotation is: true [2018-11-23 11:06:55,077 INFO L448 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1605) no Hoare annotation was computed. [2018-11-23 11:06:55,077 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:06:55,077 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 11:06:55,077 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 11:06:55,077 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 11:06:55,078 INFO L451 ceAbstractionStarter]: At program point L1617(line 1617) the Hoare annotation is: true [2018-11-23 11:06:55,078 INFO L448 ceAbstractionStarter]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2018-11-23 11:06:55,078 INFO L444 ceAbstractionStarter]: At program point L1618-2(line 1618) the Hoare annotation is: false [2018-11-23 11:06:55,078 INFO L448 ceAbstractionStarter]: For program point L1618-3(line 1618) no Hoare annotation was computed. [2018-11-23 11:06:55,078 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 1614 1621) the Hoare annotation is: true [2018-11-23 11:06:55,079 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 1614 1621) no Hoare annotation was computed. [2018-11-23 11:06:55,079 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1614 1621) no Hoare annotation was computed. [2018-11-23 11:06:55,079 INFO L448 ceAbstractionStarter]: For program point L1618(line 1618) no Hoare annotation was computed. [2018-11-23 11:06:55,079 INFO L448 ceAbstractionStarter]: For program point getServiceEXIT(lines 1624 1629) no Hoare annotation was computed. [2018-11-23 11:06:55,079 INFO L451 ceAbstractionStarter]: At program point getServiceENTRY(lines 1624 1629) the Hoare annotation is: true [2018-11-23 11:06:55,080 INFO L448 ceAbstractionStarter]: For program point getServiceFINAL(lines 1624 1629) no Hoare annotation was computed. [2018-11-23 11:06:55,082 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-23 11:06:55,082 WARN L170 areAnnotationChecker]: __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2018-11-23 11:06:55,082 WARN L170 areAnnotationChecker]: __blast_assertFINAL has no Hoare annotation [2018-11-23 11:06:55,082 WARN L170 areAnnotationChecker]: getServiceFINAL has no Hoare annotation [2018-11-23 11:06:55,083 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-23 11:06:55,083 WARN L170 areAnnotationChecker]: __blast_assertFINAL has no Hoare annotation [2018-11-23 11:06:55,083 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-23 11:06:55,083 WARN L170 areAnnotationChecker]: L1617-1 has no Hoare annotation [2018-11-23 11:06:55,083 WARN L170 areAnnotationChecker]: getServiceFINAL has no Hoare annotation [2018-11-23 11:06:55,083 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-23 11:06:55,084 WARN L170 areAnnotationChecker]: __blast_assertEXIT has no Hoare annotation [2018-11-23 11:06:55,084 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-23 11:06:55,084 WARN L170 areAnnotationChecker]: L1617-1 has no Hoare annotation [2018-11-23 11:06:55,084 WARN L170 areAnnotationChecker]: getServiceEXIT has no Hoare annotation [2018-11-23 11:06:55,084 WARN L170 areAnnotationChecker]: L1618-3 has no Hoare annotation [2018-11-23 11:06:55,084 WARN L170 areAnnotationChecker]: L1618 has no Hoare annotation [2018-11-23 11:06:55,085 WARN L170 areAnnotationChecker]: L1618 has no Hoare annotation [2018-11-23 11:06:55,085 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-23 11:06:55,085 WARN L170 areAnnotationChecker]: L1618-3 has no Hoare annotation [2018-11-23 11:06:55,085 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-23 11:06:55,085 INFO L163 areAnnotationChecker]: CFG has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2018-11-23 11:06:55,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:06:55 BoogieIcfgContainer [2018-11-23 11:06:55,088 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 11:06:55,088 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:06:55,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:06:55,089 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:06:55,090 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:53" (3/4) ... [2018-11-23 11:06:55,096 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 11:06:55,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 11:06:55,104 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __blast_assert [2018-11-23 11:06:55,104 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 11:06:55,105 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getService [2018-11-23 11:06:55,112 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 11:06:55,112 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 11:06:55,112 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 11:06:55,172 INFO L145 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i-witness.graphml [2018-11-23 11:06:55,175 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:06:55,177 INFO L168 Benchmark]: Toolchain (without parser) took 2925.89 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -659.3 MB). Peak memory consumption was 62.7 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:55,179 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:55,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 892.15 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -752.3 MB). Peak memory consumption was 50.8 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:55,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.77 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:55,182 INFO L168 Benchmark]: Boogie Preprocessor took 30.76 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:55,183 INFO L168 Benchmark]: RCFGBuilder took 569.31 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:55,184 INFO L168 Benchmark]: TraceAbstraction took 1301.14 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:55,185 INFO L168 Benchmark]: Witness Printer took 87.02 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:55,199 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 892.15 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -752.3 MB). Peak memory consumption was 50.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.77 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.76 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 569.31 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1301.14 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 7.1 GB. * Witness Printer took 87.02 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1605]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. SAFE Result, 1.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 5 SDslu, 6 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 8 NumberOfFragments, 8 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 273 SizeOfPredicates, 0 NumberOfNonLiveVariables, 56 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...