/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/array-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:13:06,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:13:06,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:13:06,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 22:13:06,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 22:13:06,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 22:13:06,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 22:13:06,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 22:13:06,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 22:13:06,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 22:13:06,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 22:13:06,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 22:13:06,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:13:06,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:13:06,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:13:06,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:13:06,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:13:06,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:13:06,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:13:06,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:13:06,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:13:06,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:13:06,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:13:06,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:13:06,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 22:13:06,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-23 22:13:06,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-23 22:13:06,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-23 22:13:06,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-23 22:13:06,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-23 22:13:06,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-23 22:13:06,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-23 22:13:06,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-23 22:13:06,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 22:13:06,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 22:13:06,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 22:13:06,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-23 22:13:06,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:13:06,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:13:06,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:13:06,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:13:06,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:13:06,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:13:06,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:13:06,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:13:06,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:13:06,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:13:06,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:13:06,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:13:06,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:13:06,290 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:13:06,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:13:06,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:13:06,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:13:06,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:13:06,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:13:06,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:13:06,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:13:06,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:13:06,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:13:06,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:13:06,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:13:06,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:13:06,293 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:13:06,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:13:06,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:13:06,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:13:06,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:13:06,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:13:06,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:13:06,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:13:06,574 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:13:06,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/array-1.c [2019-11-23 22:13:06,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364a93faa/7a714d63cf9644a0b251f6ff2080b3c1/FLAG30f87dbfd [2019-11-23 22:13:07,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:13:07,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/array-1.c [2019-11-23 22:13:07,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364a93faa/7a714d63cf9644a0b251f6ff2080b3c1/FLAG30f87dbfd [2019-11-23 22:13:07,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364a93faa/7a714d63cf9644a0b251f6ff2080b3c1 [2019-11-23 22:13:07,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:13:07,410 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:13:07,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:13:07,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:13:07,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:13:07,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36627778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07, skipping insertion in model container [2019-11-23 22:13:07,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:13:07,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:13:07,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:13:07,709 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:13:07,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:13:07,750 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:13:07,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07 WrapperNode [2019-11-23 22:13:07,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:13:07,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:13:07,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:13:07,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:13:07,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:13:07,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:13:07,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:13:07,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:13:07,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... [2019-11-23 22:13:07,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:13:07,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:13:07,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:13:07,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:13:07,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:13:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 22:13:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:13:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 22:13:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 22:13:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 22:13:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 22:13:08,214 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 22:13:08,215 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 22:13:08,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:13:08 BoogieIcfgContainer [2019-11-23 22:13:08,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 22:13:08,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 22:13:08,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 22:13:08,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 22:13:08,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:13:07" (1/3) ... [2019-11-23 22:13:08,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@365fb693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:13:08, skipping insertion in model container [2019-11-23 22:13:08,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:07" (2/3) ... [2019-11-23 22:13:08,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@365fb693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:13:08, skipping insertion in model container [2019-11-23 22:13:08,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:13:08" (3/3) ... [2019-11-23 22:13:08,237 INFO L109 eAbstractionObserver]: Analyzing ICFG array-1.c [2019-11-23 22:13:08,258 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 22:13:08,265 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 22:13:08,276 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 22:13:08,299 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 22:13:08,299 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 22:13:08,300 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 22:13:08,300 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 22:13:08,300 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 22:13:08,300 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 22:13:08,300 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 22:13:08,301 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 22:13:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2019-11-23 22:13:08,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-23 22:13:08,318 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:13:08,319 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-23 22:13:08,320 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:13:08,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:13:08,325 INFO L82 PathProgramCache]: Analyzing trace with hash 889937703, now seen corresponding path program 1 times [2019-11-23 22:13:08,332 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:13:08,332 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788853430] [2019-11-23 22:13:08,333 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:13:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:08,451 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788853430] [2019-11-23 22:13:08,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:13:08,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-23 22:13:08,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099916797] [2019-11-23 22:13:08,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-23 22:13:08,457 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:13:08,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-23 22:13:08,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-23 22:13:08,469 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 2 states. [2019-11-23 22:13:08,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:13:08,484 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions. [2019-11-23 22:13:08,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-23 22:13:08,485 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2019-11-23 22:13:08,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:13:08,495 INFO L225 Difference]: With dead ends: 21 [2019-11-23 22:13:08,495 INFO L226 Difference]: Without dead ends: 9 [2019-11-23 22:13:08,498 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-23 22:13:08,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2019-11-23 22:13:08,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2019-11-23 22:13:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-11-23 22:13:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2019-11-23 22:13:08,532 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 6 [2019-11-23 22:13:08,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:13:08,533 INFO L462 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2019-11-23 22:13:08,533 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-23 22:13:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2019-11-23 22:13:08,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-23 22:13:08,533 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:13:08,534 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-23 22:13:08,534 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:13:08,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:13:08,535 INFO L82 PathProgramCache]: Analyzing trace with hash 889610002, now seen corresponding path program 1 times [2019-11-23 22:13:08,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:13:08,536 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009208378] [2019-11-23 22:13:08,536 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:13:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:08,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:08,679 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009208378] [2019-11-23 22:13:08,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:13:08,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 22:13:08,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651599990] [2019-11-23 22:13:08,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 22:13:08,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:13:08,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 22:13:08,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 22:13:08,682 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. Second operand 3 states. [2019-11-23 22:13:08,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:13:08,714 INFO L93 Difference]: Finished difference Result 16 states and 18 transitions. [2019-11-23 22:13:08,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 22:13:08,715 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-11-23 22:13:08,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:13:08,716 INFO L225 Difference]: With dead ends: 16 [2019-11-23 22:13:08,716 INFO L226 Difference]: Without dead ends: 12 [2019-11-23 22:13:08,717 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 22:13:08,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-23 22:13:08,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 10. [2019-11-23 22:13:08,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-11-23 22:13:08,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2019-11-23 22:13:08,722 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 6 [2019-11-23 22:13:08,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:13:08,722 INFO L462 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2019-11-23 22:13:08,722 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 22:13:08,723 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2019-11-23 22:13:08,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-23 22:13:08,723 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:13:08,723 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:13:08,724 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:13:08,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:13:08,724 INFO L82 PathProgramCache]: Analyzing trace with hash -332619814, now seen corresponding path program 1 times [2019-11-23 22:13:08,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:13:08,725 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540345311] [2019-11-23 22:13:08,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:13:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:09,205 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 28 [2019-11-23 22:13:09,413 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 28 [2019-11-23 22:13:09,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:09,534 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540345311] [2019-11-23 22:13:09,535 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799503164] [2019-11-23 22:13:09,535 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:13:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:09,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 17 conjunts are in the unsatisfiable core [2019-11-23 22:13:09,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:13:09,671 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 22:13:09,671 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 22:13:09,691 INFO L567 ElimStorePlain]: treesize reduction 12, result has 66.7 percent of original size [2019-11-23 22:13:09,704 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2019-11-23 22:13:09,704 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 22:13:09,712 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 22:13:09,713 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 22:13:09,713 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:75, output treesize:7 [2019-11-23 22:13:09,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:13:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:09,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 22:13:09,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2019-11-23 22:13:09,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892687488] [2019-11-23 22:13:09,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-23 22:13:09,820 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:13:09,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-23 22:13:09,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-11-23 22:13:09,821 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand 13 states. [2019-11-23 22:13:10,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:13:10,030 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2019-11-23 22:13:10,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-23 22:13:10,030 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 9 [2019-11-23 22:13:10,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:13:10,031 INFO L225 Difference]: With dead ends: 15 [2019-11-23 22:13:10,031 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 22:13:10,032 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2019-11-23 22:13:10,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 22:13:10,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 22:13:10,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 22:13:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 22:13:10,033 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2019-11-23 22:13:10,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:13:10,034 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 22:13:10,034 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-11-23 22:13:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 22:13:10,034 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 22:13:10,237 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:13:10,242 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 22:13:10,313 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 22:13:10,313 INFO L444 ceAbstractionStarter]: For program point L19-2(lines 19 24) no Hoare annotation was computed. [2019-11-23 22:13:10,314 INFO L440 ceAbstractionStarter]: At program point L19-3(lines 19 24) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~SIZE~0 1)) (.cse1 (= 0 |ULTIMATE.start_main_~#array~0.offset|))) (or (and .cse0 .cse1 (= ULTIMATE.start_main_~j~0 0)) (and .cse0 (<= ULTIMATE.start_main_~menor~0 (select (select |#memory_int| |ULTIMATE.start_main_~#array~0.base|) (+ (* (mod (+ ULTIMATE.start_main_~j~0 4294967295) 4294967296) 4) |ULTIMATE.start_main_~#array~0.offset|))) (= ULTIMATE.start_main_~j~0 1) .cse1))) [2019-11-23 22:13:10,314 INFO L444 ceAbstractionStarter]: For program point L19-4(lines 19 24) no Hoare annotation was computed. [2019-11-23 22:13:10,314 INFO L444 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2019-11-23 22:13:10,314 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 22:13:10,315 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 22:13:10,315 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 22:13:10,315 INFO L447 ceAbstractionStarter]: At program point L28(lines 11 29) the Hoare annotation is: true [2019-11-23 22:13:10,315 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2019-11-23 22:13:10,315 INFO L444 ceAbstractionStarter]: For program point L22(lines 22 23) no Hoare annotation was computed. [2019-11-23 22:13:10,315 INFO L444 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2019-11-23 22:13:10,316 INFO L447 ceAbstractionStarter]: At program point L4-2(lines 3 8) the Hoare annotation is: true [2019-11-23 22:13:10,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-23 22:13:10,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-23 22:13:10,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:13:10 BoogieIcfgContainer [2019-11-23 22:13:10,335 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 22:13:10,337 INFO L168 Benchmark]: Toolchain (without parser) took 2926.60 ms. Allocated memory was 143.7 MB in the beginning and 232.3 MB in the end (delta: 88.6 MB). Free memory was 102.2 MB in the beginning and 128.1 MB in the end (delta: -25.9 MB). Peak memory consumption was 62.7 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:10,338 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 143.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-23 22:13:10,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.52 ms. Allocated memory is still 143.7 MB. Free memory was 102.0 MB in the beginning and 91.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:10,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.58 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 91.9 MB in the beginning and 179.8 MB in the end (delta: -87.9 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:10,341 INFO L168 Benchmark]: Boogie Preprocessor took 22.77 ms. Allocated memory is still 201.3 MB. Free memory was 179.8 MB in the beginning and 178.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:10,342 INFO L168 Benchmark]: RCFGBuilder took 317.19 ms. Allocated memory is still 201.3 MB. Free memory was 178.0 MB in the beginning and 164.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:10,343 INFO L168 Benchmark]: TraceAbstraction took 2117.45 ms. Allocated memory was 201.3 MB in the beginning and 232.3 MB in the end (delta: 30.9 MB). Free memory was 164.1 MB in the beginning and 128.1 MB in the end (delta: 36.0 MB). Peak memory consumption was 66.9 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:10,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 143.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 338.52 ms. Allocated memory is still 143.7 MB. Free memory was 102.0 MB in the beginning and 91.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 124.58 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 91.9 MB in the beginning and 179.8 MB in the end (delta: -87.9 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.77 ms. Allocated memory is still 201.3 MB. Free memory was 179.8 MB in the beginning and 178.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 317.19 ms. Allocated memory is still 201.3 MB. Free memory was 178.0 MB in the beginning and 164.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2117.45 ms. Allocated memory was 201.3 MB in the beginning and 232.3 MB in the end (delta: 30.9 MB). Free memory was 164.1 MB in the beginning and 128.1 MB in the end (delta: 36.0 MB). Peak memory consumption was 66.9 MB. Max. memory is 7.1 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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 - InvariantResult [Line: 19]: Loop Invariant [2019-11-23 22:13:10,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-23 22:13:10,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((SIZE == 1 && 0 == array) && j == 0) || (((SIZE == 1 && menor <= unknown-#memory_int-unknown[array][(j + 4294967295) % 4294967296 * 4 + array]) && j == 1) && 0 == array) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Result: SAFE, OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 23 SDtfs, 10 SDslu, 14 SDs, 0 SdLazy, 41 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 7 NumberOfFragments, 38 HoareAnnotationTreeSize, 3 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 1585 SizeOfPredicates, 9 NumberOfNonLiveVariables, 45 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...