/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-invariants/odd.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 13:45:17,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 13:45:17,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 13:45:17,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 13:45:17,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 13:45:17,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 13:45:17,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 13:45:17,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 13:45:17,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 13:45:17,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 13:45:17,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 13:45:17,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 13:45:17,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 13:45:17,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 13:45:17,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 13:45:17,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 13:45:17,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 13:45:17,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 13:45:17,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 13:45:17,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 13:45:17,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 13:45:17,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 13:45:17,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 13:45:17,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 13:45:17,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 13:45:18,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 13:45:18,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 13:45:18,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 13:45:18,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-04 13:45:18,034 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 13:45:18,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 13:45:18,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-04 13:45:18,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-04 13:45:18,036 INFO L138 SettingsManager]: * Use SBE=true [2020-09-04 13:45:18,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 13:45:18,036 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 13:45:18,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 13:45:18,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 13:45:18,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 13:45:18,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 13:45:18,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 13:45:18,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 13:45:18,038 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 13:45:18,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 13:45:18,038 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 13:45:18,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 13:45:18,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 13:45:18,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-04 13:45:18,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 13:45:18,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 13:45:18,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 13:45:18,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 13:45:18,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-04 13:45:18,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-04 13:45:18,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-04 13:45:18,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-04 13:45:18,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 13:45:18,041 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-04 13:45:18,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-04 13:45:18,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 13:45:18,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 13:45:18,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 13:45:18,505 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 13:45:18,506 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 13:45:18,507 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invariants/odd.c [2020-09-04 13:45:18,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9cc4cf9b1/06d0fd94146a43779f5fd833009b8177/FLAGf3125cf3f [2020-09-04 13:45:19,119 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 13:45:19,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loop-invariants/odd.c [2020-09-04 13:45:19,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9cc4cf9b1/06d0fd94146a43779f5fd833009b8177/FLAGf3125cf3f [2020-09-04 13:45:19,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9cc4cf9b1/06d0fd94146a43779f5fd833009b8177 [2020-09-04 13:45:19,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 13:45:19,467 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 13:45:19,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 13:45:19,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 13:45:19,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 13:45:19,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd8ad23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19, skipping insertion in model container [2020-09-04 13:45:19,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 13:45:19,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 13:45:19,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:45:19,717 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 13:45:19,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:45:19,753 INFO L208 MainTranslator]: Completed translation [2020-09-04 13:45:19,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19 WrapperNode [2020-09-04 13:45:19,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 13:45:19,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 13:45:19,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 13:45:19,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 13:45:19,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (1/1) ... [2020-09-04 13:45:19,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 13:45:19,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 13:45:19,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 13:45:19,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 13:45:19,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (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 13:45:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 13:45:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 13:45:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-09-04 13:45:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 13:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 13:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 13:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-09-04 13:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 13:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 13:45:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 13:45:20,143 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 13:45:20,144 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 13:45:20,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:45:20 BoogieIcfgContainer [2020-09-04 13:45:20,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 13:45:20,149 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 13:45:20,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 13:45:20,153 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 13:45:20,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 01:45:19" (1/3) ... [2020-09-04 13:45:20,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61ee88c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:45:20, skipping insertion in model container [2020-09-04 13:45:20,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:45:19" (2/3) ... [2020-09-04 13:45:20,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61ee88c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:45:20, skipping insertion in model container [2020-09-04 13:45:20,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:45:20" (3/3) ... [2020-09-04 13:45:20,158 INFO L109 eAbstractionObserver]: Analyzing ICFG odd.c [2020-09-04 13:45:20,169 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-04 13:45:20,179 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 13:45:20,200 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 13:45:20,230 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 13:45:20,230 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 13:45:20,231 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-04 13:45:20,231 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 13:45:20,231 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 13:45:20,231 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 13:45:20,231 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 13:45:20,231 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 13:45:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2020-09-04 13:45:20,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-09-04 13:45:20,258 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:45:20,259 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:45:20,260 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:45:20,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:45:20,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1871509567, now seen corresponding path program 1 times [2020-09-04 13:45:20,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:45:20,276 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045555925] [2020-09-04 13:45:20,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:45:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:45:20,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:45:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:45:20,393 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 13:45:20,394 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045555925] [2020-09-04 13:45:20,395 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:45:20,395 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-04 13:45:20,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898775106] [2020-09-04 13:45:20,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-04 13:45:20,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:45:20,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-04 13:45:20,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-04 13:45:20,423 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2020-09-04 13:45:20,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:45:20,449 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2020-09-04 13:45:20,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-04 13:45:20,451 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-09-04 13:45:20,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:45:20,461 INFO L225 Difference]: With dead ends: 31 [2020-09-04 13:45:20,461 INFO L226 Difference]: Without dead ends: 12 [2020-09-04 13:45:20,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-04 13:45:20,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2020-09-04 13:45:20,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2020-09-04 13:45:20,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-09-04 13:45:20,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2020-09-04 13:45:20,502 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2020-09-04 13:45:20,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:45:20,502 INFO L479 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2020-09-04 13:45:20,503 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-04 13:45:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2020-09-04 13:45:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-04 13:45:20,503 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:45:20,504 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:45:20,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 13:45:20,504 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:45:20,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:45:20,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1890620952, now seen corresponding path program 1 times [2020-09-04 13:45:20,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:45:20,506 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633399022] [2020-09-04 13:45:20,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:45:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:45:20,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:45:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:45:20,623 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 13:45:20,623 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633399022] [2020-09-04 13:45:20,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:45:20,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 13:45:20,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681439594] [2020-09-04 13:45:20,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 13:45:20,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:45:20,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 13:45:20,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-09-04 13:45:20,639 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand 5 states. [2020-09-04 13:45:20,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:45:20,711 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2020-09-04 13:45:20,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-04 13:45:20,712 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-09-04 13:45:20,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:45:20,713 INFO L225 Difference]: With dead ends: 19 [2020-09-04 13:45:20,713 INFO L226 Difference]: Without dead ends: 14 [2020-09-04 13:45:20,715 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-04 13:45:20,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2020-09-04 13:45:20,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2020-09-04 13:45:20,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-09-04 13:45:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2020-09-04 13:45:20,720 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 11 [2020-09-04 13:45:20,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:45:20,720 INFO L479 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2020-09-04 13:45:20,720 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 13:45:20,720 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2020-09-04 13:45:20,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-04 13:45:20,721 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:45:20,721 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:45:20,722 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 13:45:20,722 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:45:20,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:45:20,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1109630717, now seen corresponding path program 1 times [2020-09-04 13:45:20,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:45:20,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000332306] [2020-09-04 13:45:20,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:45:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:45:20,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:45:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:45:20,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:45:20,857 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000332306] [2020-09-04 13:45:20,857 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603831116] [2020-09-04 13:45:20,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:45:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:45:20,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 7 conjunts are in the unsatisfiable core [2020-09-04 13:45:20,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:45:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:45:21,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:45:21,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-09-04 13:45:21,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266700434] [2020-09-04 13:45:21,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 13:45:21,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:45:21,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 13:45:21,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:45:21,049 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand 7 states. [2020-09-04 13:45:21,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:45:21,091 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2020-09-04 13:45:21,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 13:45:21,092 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2020-09-04 13:45:21,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:45:21,093 INFO L225 Difference]: With dead ends: 17 [2020-09-04 13:45:21,093 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 13:45:21,094 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 13:45:21,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 13:45:21,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 13:45:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 13:45:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 13:45:21,095 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-09-04 13:45:21,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:45:21,096 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 13:45:21,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 13:45:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 13:45:21,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 13:45:21,304 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-09-04 13:45:21,307 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 13:45:21,372 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-09-04 13:45:21,372 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-04 13:45:21,372 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-04 13:45:21,372 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 13:45:21,373 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 13:45:21,373 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-04 13:45:21,373 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 9 16) the Hoare annotation is: true [2020-09-04 13:45:21,373 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 9 16) no Hoare annotation was computed. [2020-09-04 13:45:21,373 INFO L268 CegarLoopResult]: For program point L14(line 14) no Hoare annotation was computed. [2020-09-04 13:45:21,373 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 9 16) no Hoare annotation was computed. [2020-09-04 13:45:21,373 INFO L268 CegarLoopResult]: For program point L11-1(lines 11 13) no Hoare annotation was computed. [2020-09-04 13:45:21,374 INFO L264 CegarLoopResult]: At program point L11-3(lines 11 13) the Hoare annotation is: (<= (+ (* 2 (div main_~x~0 2)) 1) main_~x~0) [2020-09-04 13:45:21,374 INFO L264 CegarLoopResult]: At program point L11-4(lines 11 13) the Hoare annotation is: (<= (+ (* 2 (div main_~x~0 2)) 1) main_~x~0) [2020-09-04 13:45:21,374 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2020-09-04 13:45:21,374 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2020-09-04 13:45:21,374 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-09-04 13:45:21,374 INFO L268 CegarLoopResult]: For program point L4(lines 4 6) no Hoare annotation was computed. [2020-09-04 13:45:21,375 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-09-04 13:45:21,375 INFO L268 CegarLoopResult]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2020-09-04 13:45:21,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 01:45:21 BoogieIcfgContainer [2020-09-04 13:45:21,395 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 13:45:21,398 INFO L168 Benchmark]: Toolchain (without parser) took 1930.10 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 102.9 MB in the beginning and 115.6 MB in the end (delta: -12.6 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. [2020-09-04 13:45:21,399 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 146.8 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 13:45:21,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.82 ms. Allocated memory is still 146.8 MB. Free memory was 102.7 MB in the beginning and 93.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2020-09-04 13:45:21,401 INFO L168 Benchmark]: Boogie Preprocessor took 123.19 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 93.4 MB in the beginning and 181.9 MB in the end (delta: -88.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-09-04 13:45:21,402 INFO L168 Benchmark]: RCFGBuilder took 269.66 ms. Allocated memory is still 203.4 MB. Free memory was 181.9 MB in the beginning and 170.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2020-09-04 13:45:21,403 INFO L168 Benchmark]: TraceAbstraction took 1245.36 ms. Allocated memory is still 203.4 MB. Free memory was 169.8 MB in the beginning and 115.6 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2020-09-04 13:45:21,407 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 146.8 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.82 ms. Allocated memory is still 146.8 MB. Free memory was 102.7 MB in the beginning and 93.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.19 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 93.4 MB in the beginning and 181.9 MB in the end (delta: -88.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 269.66 ms. Allocated memory is still 203.4 MB. Free memory was 181.9 MB in the beginning and 170.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1245.36 ms. Allocated memory is still 203.4 MB. Free memory was 169.8 MB in the beginning and 115.6 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. * 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: 11]: Loop Invariant Derived loop invariant: 2 * (x / 2) + 1 <= x - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 38 SDtfs, 2 SDslu, 58 SDs, 0 SdLazy, 23 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 10 PreInvPairs, 15 NumberOfFragments, 23 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 1577 SizeOfPredicates, 2 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 0/4 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 correct! Received shutdown request...