/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/test26-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:40:38,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:40:38,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:40:38,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:40:38,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:40:38,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:40:38,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:40:38,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:40:38,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:40:38,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:40:38,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:40:38,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:40:38,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:40:38,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:40:38,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:40:38,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:40:38,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:40:38,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:40:38,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:40:38,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:40:38,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:40:38,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:40:38,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:40:38,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:40:38,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 16:40:38,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:40:38,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:40:38,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:40:38,416 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 16:40:38,428 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:40:38,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:40:38,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:40:38,434 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:40:38,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:40:38,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:40:38,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:40:38,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:40:38,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:40:38,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:40:38,435 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:40:38,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:40:38,436 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:40:38,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:40:38,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:40:38,436 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:40:38,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:40:38,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:40:38,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:40:38,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:40:38,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:40:38,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:40:38,438 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:40:38,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:40:38,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:40:38,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:40:38,943 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:40:38,944 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:40:38,945 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test26-1.c [2020-09-04 16:40:39,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bef1ac112/f27d1dc4136d4cf086aca9269e820396/FLAG96f410352 [2020-09-04 16:40:39,642 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:40:39,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/test26-1.c [2020-09-04 16:40:39,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bef1ac112/f27d1dc4136d4cf086aca9269e820396/FLAG96f410352 [2020-09-04 16:40:39,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bef1ac112/f27d1dc4136d4cf086aca9269e820396 [2020-09-04 16:40:39,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:40:39,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:40:39,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:39,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:40:39,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:40:39,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:39" (1/1) ... [2020-09-04 16:40:39,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774b42cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:39, skipping insertion in model container [2020-09-04 16:40:39,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:39" (1/1) ... [2020-09-04 16:40:40,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:40:40,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:40:40,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:40,282 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:40:40,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:40,320 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:40:40,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40 WrapperNode [2020-09-04 16:40:40,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:40,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:40:40,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:40:40,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:40:40,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (1/1) ... [2020-09-04 16:40:40,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (1/1) ... [2020-09-04 16:40:40,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (1/1) ... [2020-09-04 16:40:40,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (1/1) ... [2020-09-04 16:40:40,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (1/1) ... [2020-09-04 16:40:40,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (1/1) ... [2020-09-04 16:40:40,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (1/1) ... [2020-09-04 16:40:40,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:40:40,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:40:40,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:40:40,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:40:40,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (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 16:40:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:40:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:40:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2020-09-04 16:40:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:40:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:40:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2020-09-04 16:40:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:40:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:40:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:40:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:40:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:40:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 16:40:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:40:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:40:40,842 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:40:40,842 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 16:40:40,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:40 BoogieIcfgContainer [2020-09-04 16:40:40,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:40:40,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:40:40,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:40:40,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:40:40,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:40:39" (1/3) ... [2020-09-04 16:40:40,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a9eb67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:40, skipping insertion in model container [2020-09-04 16:40:40,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:40" (2/3) ... [2020-09-04 16:40:40,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a9eb67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:40, skipping insertion in model container [2020-09-04 16:40:40,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:40" (3/3) ... [2020-09-04 16:40:40,857 INFO L109 eAbstractionObserver]: Analyzing ICFG test26-1.c [2020-09-04 16:40:40,869 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:40:40,879 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:40:40,899 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:40:40,928 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:40:40,928 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:40:40,929 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:40:40,929 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:40:40,929 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:40:40,929 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:40:40,929 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:40:40,930 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:40:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2020-09-04 16:40:40,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-09-04 16:40:40,959 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:40:40,960 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:40:40,961 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:40:40,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:40:40,968 INFO L82 PathProgramCache]: Analyzing trace with hash 584275181, now seen corresponding path program 1 times [2020-09-04 16:40:40,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:40:40,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1769505873] [2020-09-04 16:40:40,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:40:41,062 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:40:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:41,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:40:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:41,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-04 16:40:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:41,887 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 16:40:41,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1769505873] [2020-09-04 16:40:41,893 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:40:41,893 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 16:40:41,894 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459174054] [2020-09-04 16:40:41,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 16:40:41,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:40:41,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 16:40:41,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-09-04 16:40:41,924 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 13 states. [2020-09-04 16:40:42,485 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-09-04 16:40:42,642 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2020-09-04 16:40:42,769 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-09-04 16:40:42,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:40:42,995 INFO L93 Difference]: Finished difference Result 38 states and 37 transitions. [2020-09-04 16:40:42,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:40:42,997 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 25 [2020-09-04 16:40:42,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:40:43,018 INFO L225 Difference]: With dead ends: 38 [2020-09-04 16:40:43,018 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:40:43,024 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=123, Invalid=477, Unknown=0, NotChecked=0, Total=600 [2020-09-04 16:40:43,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:40:43,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:40:43,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:40:43,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:40:43,058 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-09-04 16:40:43,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:40:43,059 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:40:43,059 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 16:40:43,059 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:40:43,059 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:40:43,060 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:40:43,063 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:40:44,200 INFO L264 CegarLoopResult]: At program point L3-2(lines 3 5) the Hoare annotation is: (= |~#global~0.offset| 0) [2020-09-04 16:40:44,201 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:44,201 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:44,201 INFO L264 CegarLoopResult]: At program point ULTIMATE.initFINAL(lines 3 5) the Hoare annotation is: (= |~#global~0.offset| 0) [2020-09-04 16:40:44,201 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |~#global~0.base| |old(~#global~0.base)|) (= |old(#length)| |#length|) (= |~#global~0.offset| |old(~#global~0.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-04 16:40:44,201 INFO L271 CegarLoopResult]: At program point L3(lines 3 5) the Hoare annotation is: true [2020-09-04 16:40:44,202 INFO L264 CegarLoopResult]: At program point L3-1(lines 3 5) the Hoare annotation is: (= |~#global~0.offset| 0) [2020-09-04 16:40:44,203 INFO L264 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: (= |~#global~0.offset| 0) [2020-09-04 16:40:44,203 INFO L264 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (= |~#global~0.offset| 0) [2020-09-04 16:40:44,203 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |~#global~0.offset| 0) [2020-09-04 16:40:44,203 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 16:40:44,203 INFO L264 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (= |~#global~0.offset| 0) [2020-09-04 16:40:44,204 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 24) the Hoare annotation is: (not (= |~#global~0.offset| 0)) [2020-09-04 16:40:44,204 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 12 26) the Hoare annotation is: (or (= |#memory_int| |old(#memory_int)|) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,205 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (not (= |~#global~0.offset| 0)) [2020-09-04 16:40:44,205 INFO L264 CegarLoopResult]: At program point mainEXIT(lines 12 26) the Hoare annotation is: (or (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4))) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base)) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,206 INFO L264 CegarLoopResult]: At program point L22(line 22) the Hoare annotation is: (or (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4))) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base)) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,206 INFO L264 CegarLoopResult]: At program point L19(lines 13 26) the Hoare annotation is: (not (= |~#global~0.offset| 0)) [2020-09-04 16:40:44,206 INFO L264 CegarLoopResult]: At program point L18(line 18) the Hoare annotation is: (or (let ((.cse0 (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4)))) (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) .cse0) (= .cse0 |main_#t~mem1|) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base))) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,206 INFO L264 CegarLoopResult]: At program point L18-1(lines 18 20) the Hoare annotation is: (or (let ((.cse0 (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4)))) (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) .cse0) (= |main_#t~mem2| |main_#t~mem1|) (= .cse0 |main_#t~mem1|) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base))) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,206 INFO L264 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base)) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,207 INFO L264 CegarLoopResult]: At program point L18-2(line 18) the Hoare annotation is: (not (= |~#global~0.offset| 0)) [2020-09-04 16:40:44,207 INFO L264 CegarLoopResult]: At program point L16-1(line 16) the Hoare annotation is: (or (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4))) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base)) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,207 INFO L264 CegarLoopResult]: At program point L18-3(line 18) the Hoare annotation is: (not (= |~#global~0.offset| 0)) [2020-09-04 16:40:44,208 INFO L264 CegarLoopResult]: At program point L18-4(line 18) the Hoare annotation is: (or (let ((.cse0 (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4)))) (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) .cse0) (= |main_#t~mem2| |main_#t~mem1|) (= .cse0 |main_#t~mem1|) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base))) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,209 INFO L264 CegarLoopResult]: At program point L18-5(line 18) the Hoare annotation is: (or (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4))) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base)) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,209 INFO L264 CegarLoopResult]: At program point mainFINAL(lines 12 26) the Hoare annotation is: (or (and (= (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset) (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4))) (= main_~pd~0.offset 0) (= |~#global~0.base| main_~pd~0.base)) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,209 INFO L264 CegarLoopResult]: At program point assignEXIT(lines 7 10) the Hoare annotation is: (or (let ((.cse0 (not (= |assign_#in~pa.base| |assign_#in~pb.base|))) (.cse2 (= assign_~pb.offset assign_~pa.offset))) (and (= assign_~pa.base |assign_#in~pa.base|) (or .cse0 (let ((.cse1 (select |#memory_int| |assign_#in~pa.base|))) (= (select .cse1 |assign_#in~pa.offset|) (select .cse1 |assign_#in~pb.offset|)))) (= assign_~pa.offset |assign_#in~pa.offset|) (or (not .cse2) (= |assign_#in~pb.offset| |assign_#in~pa.offset|)) (or (let ((.cse3 (= assign_~pa.base assign_~pb.base))) (and (or .cse0 .cse3) (or (= assign_~pb.offset |assign_#in~pb.offset|) (not .cse3)))) .cse2))) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,210 INFO L264 CegarLoopResult]: At program point assignENTRY(lines 7 10) the Hoare annotation is: (or (= |#memory_int| |old(#memory_int)|) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,210 INFO L264 CegarLoopResult]: At program point assignFINAL(lines 7 10) the Hoare annotation is: (or (let ((.cse0 (not (= |assign_#in~pa.base| |assign_#in~pb.base|))) (.cse2 (= assign_~pb.offset assign_~pa.offset))) (and (= assign_~pa.base |assign_#in~pa.base|) (or .cse0 (let ((.cse1 (select |#memory_int| |assign_#in~pa.base|))) (= (select .cse1 |assign_#in~pa.offset|) (select .cse1 |assign_#in~pb.offset|)))) (= assign_~pa.offset |assign_#in~pa.offset|) (or (not .cse2) (= |assign_#in~pb.offset| |assign_#in~pa.offset|)) (or (let ((.cse3 (= assign_~pa.base assign_~pb.base))) (and (or .cse0 .cse3) (or (= assign_~pb.offset |assign_#in~pb.offset|) (not .cse3)))) .cse2))) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,210 INFO L264 CegarLoopResult]: At program point L9(line 9) the Hoare annotation is: (or (let ((.cse0 (= assign_~pb.offset assign_~pa.offset))) (and (= assign_~pa.base |assign_#in~pa.base|) (= assign_~pa.offset |assign_#in~pa.offset|) (= |#memory_int| |old(#memory_int)|) (or (not .cse0) (= |assign_#in~pb.offset| |assign_#in~pa.offset|)) (or (let ((.cse1 (= assign_~pa.base assign_~pb.base))) (and (or (not (= |assign_#in~pa.base| |assign_#in~pb.base|)) .cse1) (or (= assign_~pb.offset |assign_#in~pb.offset|) (not .cse1)))) .cse0))) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,210 INFO L264 CegarLoopResult]: At program point L9-1(line 9) the Hoare annotation is: (or (let ((.cse0 (not (= |assign_#in~pa.base| |assign_#in~pb.base|))) (.cse1 (= assign_~pb.offset assign_~pa.offset))) (and (= assign_~pa.base |assign_#in~pa.base|) (or .cse0 (= |assign_#t~mem0| (select (store (select |#memory_int| assign_~pa.base) assign_~pa.offset |assign_#t~mem0|) |assign_#in~pb.offset|))) (= |#memory_int| |old(#memory_int)|) (= assign_~pa.offset |assign_#in~pa.offset|) (or (not .cse1) (= |assign_#in~pb.offset| |assign_#in~pa.offset|)) (or (let ((.cse2 (= assign_~pa.base assign_~pb.base))) (and (or .cse0 .cse2) (or (= assign_~pb.offset |assign_#in~pb.offset|) (not .cse2)))) .cse1))) (not (= |~#global~0.offset| 0))) [2020-09-04 16:40:44,211 INFO L264 CegarLoopResult]: At program point L7(lines 7 10) the Hoare annotation is: (or (not (= |~#global~0.offset| 0)) (and (= assign_~pa.base |assign_#in~pa.base|) (= assign_~pa.offset |assign_#in~pa.offset|) (= |#memory_int| |old(#memory_int)|))) [2020-09-04 16:40:44,211 INFO L264 CegarLoopResult]: At program point L9-2(line 9) the Hoare annotation is: (or (not (= |~#global~0.offset| 0)) (let ((.cse0 (not (= |assign_#in~pa.base| |assign_#in~pb.base|))) (.cse2 (= assign_~pb.offset assign_~pa.offset))) (and (= assign_~pa.base |assign_#in~pa.base|) (or .cse0 (let ((.cse1 (select |#memory_int| |assign_#in~pa.base|))) (= (select .cse1 |assign_#in~pa.offset|) (select .cse1 |assign_#in~pb.offset|)))) (or .cse0 (= |assign_#t~mem0| (select (store (select |#memory_int| assign_~pa.base) assign_~pa.offset |assign_#t~mem0|) |assign_#in~pb.offset|))) (= assign_~pa.offset |assign_#in~pa.offset|) (or (not .cse2) (= |assign_#in~pb.offset| |assign_#in~pa.offset|)) (or (let ((.cse3 (= assign_~pa.base assign_~pb.base))) (and (or .cse0 .cse3) (or (= assign_~pb.offset |assign_#in~pb.offset|) (not .cse3)))) .cse2)))) [2020-09-04 16:40:44,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,238 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,251 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,252 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 04:40:44 BoogieIcfgContainer [2020-09-04 16:40:44,258 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 16:40:44,262 INFO L168 Benchmark]: Toolchain (without parser) took 4280.31 ms. Allocated memory was 145.8 MB in the beginning and 246.4 MB in the end (delta: 100.7 MB). Free memory was 103.5 MB in the beginning and 197.4 MB in the end (delta: -93.9 MB). Peak memory consumption was 107.1 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:44,264 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 145.8 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 16:40:44,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.62 ms. Allocated memory is still 145.8 MB. Free memory was 103.3 MB in the beginning and 93.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:44,269 INFO L168 Benchmark]: Boogie Preprocessor took 130.85 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 93.4 MB in the beginning and 180.3 MB in the end (delta: -86.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:44,270 INFO L168 Benchmark]: RCFGBuilder took 394.58 ms. Allocated memory is still 202.4 MB. Free memory was 180.3 MB in the beginning and 165.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:44,272 INFO L168 Benchmark]: TraceAbstraction took 3409.61 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 165.2 MB in the beginning and 197.4 MB in the end (delta: -32.2 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:44,282 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 ms. Allocated memory is still 145.8 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 337.62 ms. Allocated memory is still 145.8 MB. Free memory was 103.3 MB in the beginning and 93.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.85 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 93.4 MB in the beginning and 180.3 MB in the end (delta: -86.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 394.58 ms. Allocated memory is still 202.4 MB. Free memory was 180.3 MB in the beginning and 165.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3409.61 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 165.2 MB in the beginning and 197.4 MB in the end (delta: -32.2 MB). Peak memory consumption was 112.3 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 - 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: 24]: 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: 13]: Loop Invariant Derived loop invariant: !(global == 0) - ProcedureContractResult [Line: 12]: Procedure Contract for main [2020-09-04 16:40:44,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,300 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived contract for procedure main: ((unknown-#memory_int-unknown[pd][pd] == unknown-#memory_int-unknown[global][global + 4] && pd == 0) && global == pd) || !(global == 0) - ProcedureContractResult [Line: 7]: Procedure Contract for assign [2020-09-04 16:40:44,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,302 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:44,302 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived contract for procedure assign: ((((pa == pa && (!(pa == pb) || unknown-#memory_int-unknown[pa][pa] == unknown-#memory_int-unknown[pa][pb])) && pa == pa) && (!(pb == pa) || pb == pa)) && (((!(pa == pb) || pa == pb) && (pb == pb || !(pa == pb))) || pb == pa)) || !(global == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 18 SDtfs, 55 SDslu, 28 SDs, 0 SdLazy, 196 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 34 PreInvPairs, 38 NumberOfFragments, 632 HoareAnnotationTreeSize, 34 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 34 FomulaSimplificationsInter, 384 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...