/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/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/recursive-simple/id_o3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:56:28,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:56:28,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:56:28,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:56:28,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:56:28,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:56:28,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:56:28,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:56:28,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:56:28,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:56:28,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:56:28,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:56:28,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:56:28,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:56:28,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:56:28,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:56:28,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:56:28,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:56:28,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:56:28,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:56:28,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:56:28,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:56:28,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:56:28,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:56:28,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 21:56:28,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:56:28,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:56:28,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:56:28,713 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 21:56:28,737 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:56:28,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:56:28,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:56:28,740 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:56:28,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:56:28,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:56:28,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:56:28,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:56:28,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:56:28,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:56:28,743 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:56:28,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:56:28,743 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:56:28,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:56:28,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:56:28,744 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:56:28,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:56:28,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:56:28,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:56:28,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:56:28,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:56:28,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:56:28,746 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 21:56:29,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:56:29,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:56:29,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:56:29,240 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:56:29,241 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:56:29,242 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/id_o3.c [2020-09-04 21:56:29,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ccff61a3f/a1ed3c0df29f4d6f9fc8d90162b7c2b1/FLAGc0dbf28cb [2020-09-04 21:56:29,985 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:56:29,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/id_o3.c [2020-09-04 21:56:29,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ccff61a3f/a1ed3c0df29f4d6f9fc8d90162b7c2b1/FLAGc0dbf28cb [2020-09-04 21:56:30,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ccff61a3f/a1ed3c0df29f4d6f9fc8d90162b7c2b1 [2020-09-04 21:56:30,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:56:30,335 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:56:30,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:56:30,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:56:30,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:56:30,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33024a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30, skipping insertion in model container [2020-09-04 21:56:30,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:56:30,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:56:30,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:56:30,635 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:56:30,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:56:30,670 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:56:30,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30 WrapperNode [2020-09-04 21:56:30,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:56:30,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:56:30,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:56:30,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:56:30,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... [2020-09-04 21:56:30,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:56:30,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:56:30,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:56:30,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:56:30,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 21:56:30,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:56:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:56:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2020-09-04 21:56:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:56:30,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-09-04 21:56:30,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:56:30,902 INFO L130 BoogieDeclarations]: Found specification of procedure id [2020-09-04 21:56:30,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:56:30,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:56:30,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:56:31,121 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:56:31,122 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 21:56:31,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:56:31 BoogieIcfgContainer [2020-09-04 21:56:31,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:56:31,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:56:31,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:56:31,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:56:31,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:56:30" (1/3) ... [2020-09-04 21:56:31,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b852649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:56:31, skipping insertion in model container [2020-09-04 21:56:31,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:56:30" (2/3) ... [2020-09-04 21:56:31,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b852649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:56:31, skipping insertion in model container [2020-09-04 21:56:31,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:56:31" (3/3) ... [2020-09-04 21:56:31,145 INFO L109 eAbstractionObserver]: Analyzing ICFG id_o3.c [2020-09-04 21:56:31,161 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:56:31,175 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:56:31,201 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:56:31,232 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:56:31,233 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:56:31,233 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:56:31,233 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:56:31,233 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:56:31,234 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:56:31,234 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:56:31,234 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:56:31,256 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-09-04 21:56:31,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-09-04 21:56:31,274 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:56:31,276 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:56:31,276 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:56:31,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:56:31,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1651991454, now seen corresponding path program 1 times [2020-09-04 21:56:31,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:56:31,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [42327382] [2020-09-04 21:56:31,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:56:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:31,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:56:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:31,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 21:56:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 21:56:31,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [42327382] [2020-09-04 21:56:31,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:56:31,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:56:31,746 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023570814] [2020-09-04 21:56:31,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:56:31,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:56:31,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:56:31,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:56:31,800 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-09-04 21:56:31,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:56:31,924 INFO L93 Difference]: Finished difference Result 37 states and 40 transitions. [2020-09-04 21:56:31,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-04 21:56:31,927 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-09-04 21:56:31,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:56:31,942 INFO L225 Difference]: With dead ends: 37 [2020-09-04 21:56:31,942 INFO L226 Difference]: Without dead ends: 22 [2020-09-04 21:56:31,947 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-04 21:56:31,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-09-04 21:56:32,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2020-09-04 21:56:32,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-09-04 21:56:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2020-09-04 21:56:32,020 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 16 [2020-09-04 21:56:32,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:56:32,021 INFO L479 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2020-09-04 21:56:32,021 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:56:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2020-09-04 21:56:32,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-09-04 21:56:32,024 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:56:32,025 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:56:32,025 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:56:32,026 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:56:32,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:56:32,026 INFO L82 PathProgramCache]: Analyzing trace with hash 189324707, now seen corresponding path program 1 times [2020-09-04 21:56:32,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:56:32,027 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1318714806] [2020-09-04 21:56:32,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:56:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:56:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 21:56:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:56:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 21:56:32,267 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1318714806] [2020-09-04 21:56:32,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:56:32,268 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 21:56:32,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953770431] [2020-09-04 21:56:32,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:56:32,274 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:56:32,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:56:32,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:56:32,275 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. Second operand 7 states. [2020-09-04 21:56:32,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:56:32,384 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2020-09-04 21:56:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-04 21:56:32,386 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2020-09-04 21:56:32,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:56:32,387 INFO L225 Difference]: With dead ends: 31 [2020-09-04 21:56:32,388 INFO L226 Difference]: Without dead ends: 26 [2020-09-04 21:56:32,389 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-09-04 21:56:32,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-09-04 21:56:32,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-09-04 21:56:32,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-09-04 21:56:32,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2020-09-04 21:56:32,401 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 23 [2020-09-04 21:56:32,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:56:32,401 INFO L479 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2020-09-04 21:56:32,402 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:56:32,402 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2020-09-04 21:56:32,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-09-04 21:56:32,403 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:56:32,404 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:56:32,404 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:56:32,404 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:56:32,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:56:32,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1416732684, now seen corresponding path program 2 times [2020-09-04 21:56:32,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:56:32,405 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [225977636] [2020-09-04 21:56:32,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:56:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:56:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 21:56:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:56:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:56:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:56:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-09-04 21:56:32,679 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [225977636] [2020-09-04 21:56:32,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:56:32,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-04 21:56:32,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777764174] [2020-09-04 21:56:32,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 21:56:32,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:56:32,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 21:56:32,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-09-04 21:56:32,683 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 9 states. [2020-09-04 21:56:32,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:56:32,821 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2020-09-04 21:56:32,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:56:32,822 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2020-09-04 21:56:32,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:56:32,824 INFO L225 Difference]: With dead ends: 35 [2020-09-04 21:56:32,824 INFO L226 Difference]: Without dead ends: 30 [2020-09-04 21:56:32,825 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-09-04 21:56:32,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-09-04 21:56:32,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-09-04 21:56:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-09-04 21:56:32,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2020-09-04 21:56:32,837 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 30 [2020-09-04 21:56:32,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:56:32,838 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2020-09-04 21:56:32,838 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 21:56:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-09-04 21:56:32,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-09-04 21:56:32,840 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:56:32,840 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:56:32,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:56:32,841 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:56:32,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:56:32,842 INFO L82 PathProgramCache]: Analyzing trace with hash -209476043, now seen corresponding path program 3 times [2020-09-04 21:56:32,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:56:32,842 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1410959162] [2020-09-04 21:56:32,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:56:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 21:56:32,895 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 21:56:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 21:56:32,952 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 21:56:33,005 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-09-04 21:56:33,006 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-04 21:56:33,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:56:33,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 09:56:33 BoogieIcfgContainer [2020-09-04 21:56:33,088 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 21:56:33,098 INFO L168 Benchmark]: Toolchain (without parser) took 2759.03 ms. Allocated memory was 140.0 MB in the beginning and 235.9 MB in the end (delta: 95.9 MB). Free memory was 102.8 MB in the beginning and 196.8 MB in the end (delta: -94.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-09-04 21:56:33,101 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 140.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 21:56:33,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.44 ms. Allocated memory is still 140.0 MB. Free memory was 102.6 MB in the beginning and 93.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2020-09-04 21:56:33,103 INFO L168 Benchmark]: Boogie Preprocessor took 33.47 ms. Allocated memory is still 140.0 MB. Free memory was 93.3 MB in the beginning and 92.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2020-09-04 21:56:33,107 INFO L168 Benchmark]: RCFGBuilder took 423.37 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 91.9 MB in the beginning and 172.0 MB in the end (delta: -80.1 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2020-09-04 21:56:33,108 INFO L168 Benchmark]: TraceAbstraction took 1958.50 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 172.0 MB in the beginning and 196.8 MB in the end (delta: -24.8 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2020-09-04 21:56:33,117 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 140.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 335.44 ms. Allocated memory is still 140.0 MB. Free memory was 102.6 MB in the beginning and 93.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.47 ms. Allocated memory is still 140.0 MB. Free memory was 93.3 MB in the beginning and 92.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 423.37 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 91.9 MB in the beginning and 172.0 MB in the end (delta: -80.1 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1958.50 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 172.0 MB in the beginning and 196.8 MB in the end (delta: -24.8 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 13]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L10] unsigned int input = __VERIFIER_nondet_uint(); VAL [__VERIFIER_nondet_uint()=3, input=3] [L11] CALL, EXPR id(input) VAL [\old(x)=3] [L5] COND FALSE !(x==0) VAL [\old(x)=3, x=3] [L6] CALL, EXPR id(x-1) VAL [\old(x)=2] [L5] COND FALSE !(x==0) VAL [\old(x)=2, x=2] [L6] CALL, EXPR id(x-1) VAL [\old(x)=1] [L5] COND FALSE !(x==0) VAL [\old(x)=1, x=1] [L6] CALL, EXPR id(x-1) VAL [\old(x)=0] [L5] COND TRUE x==0 VAL [\old(x)=0, x=0] [L5] return 0; VAL [\old(x)=0, \result=0, x=0] [L6] RET, EXPR id(x-1) VAL [\old(x)=1, id(x-1)=0, x=1] [L6] return id(x-1) + 1; VAL [\old(x)=1, \result=1, id(x-1)=0, x=1] [L6] RET, EXPR id(x-1) VAL [\old(x)=2, id(x-1)=1, x=2] [L6] return id(x-1) + 1; VAL [\old(x)=2, \result=2, id(x-1)=1, x=2] [L6] RET, EXPR id(x-1) VAL [\old(x)=3, id(x-1)=2, x=3] [L6] return id(x-1) + 1; VAL [\old(x)=3, \result=3, id(x-1)=2, x=3] [L11] RET, EXPR id(input) VAL [id(input)=3, input=3] [L11] unsigned int result = id(input); VAL [id(input)=3, input=3, result=3] [L12] COND TRUE result == 3 VAL [input=3, result=3] [L13] __VERIFIER_error() VAL [input=3, result=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 4, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 68 SDtfs, 8 SDslu, 309 SDs, 0 SdLazy, 60 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=3, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 5978 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 9/19 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...