/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-industry-pattern/mod3.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 18:44:45,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 18:44:45,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 18:44:45,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 18:44:45,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 18:44:45,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 18:44:45,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 18:44:45,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 18:44:45,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 18:44:45,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 18:44:45,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 18:44:45,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 18:44:45,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 18:44:45,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 18:44:45,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 18:44:45,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 18:44:45,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 18:44:45,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 18:44:45,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 18:44:45,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 18:44:45,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 18:44:45,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 18:44:45,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 18:44:45,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 18:44:45,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-23 18:44:45,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 18:44:45,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 18:44:45,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 18:44:45,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-23 18:44:45,405 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 18:44:45,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 18:44:45,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 18:44:45,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 18:44:45,411 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 18:44:45,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 18:44:45,411 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 18:44:45,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 18:44:45,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 18:44:45,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 18:44:45,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 18:44:45,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 18:44:45,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 18:44:45,414 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 18:44:45,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 18:44:45,414 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 18:44:45,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 18:44:45,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 18:44:45,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 18:44:45,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 18:44:45,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 18:44:45,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 18:44:45,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 18:44:45,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 18:44:45,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 18:44:45,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 18:44:45,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 18:44:45,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 18:44:45,417 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 18:44:45,418 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 18:44:45,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 18:44:45,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 18:44:45,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 18:44:45,886 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 18:44:45,886 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 18:44:45,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2020-10-23 18:44:45,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76b2764a/bf722f99a6cc4f4f9ed64e8ab696f499/FLAG9ecb002d0 [2020-10-23 18:44:46,637 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 18:44:46,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2020-10-23 18:44:46,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76b2764a/bf722f99a6cc4f4f9ed64e8ab696f499/FLAG9ecb002d0 [2020-10-23 18:44:46,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76b2764a/bf722f99a6cc4f4f9ed64e8ab696f499 [2020-10-23 18:44:47,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 18:44:47,010 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 18:44:47,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 18:44:47,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 18:44:47,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 18:44:47,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae22405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47, skipping insertion in model container [2020-10-23 18:44:47,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 18:44:47,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 18:44:47,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:44:47,256 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 18:44:47,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:44:47,309 INFO L208 MainTranslator]: Completed translation [2020-10-23 18:44:47,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47 WrapperNode [2020-10-23 18:44:47,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 18:44:47,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 18:44:47,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 18:44:47,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 18:44:47,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... [2020-10-23 18:44:47,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 18:44:47,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 18:44:47,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 18:44:47,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 18:44:47,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 18:44:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 18:44:47,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 18:44:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 18:44:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 18:44:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 18:44:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 18:44:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 18:44:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 18:44:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 18:44:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-23 18:44:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 18:44:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 18:44:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 18:44:47,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 18:44:47,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 18:44:47,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 18:44:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 18:44:48,162 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 18:44:48,163 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-23 18:44:48,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:44:48 BoogieIcfgContainer [2020-10-23 18:44:48,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 18:44:48,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 18:44:48,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 18:44:48,172 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 18:44:48,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:44:47" (1/3) ... [2020-10-23 18:44:48,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d51d508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:44:48, skipping insertion in model container [2020-10-23 18:44:48,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:44:47" (2/3) ... [2020-10-23 18:44:48,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d51d508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:44:48, skipping insertion in model container [2020-10-23 18:44:48,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:44:48" (3/3) ... [2020-10-23 18:44:48,177 INFO L111 eAbstractionObserver]: Analyzing ICFG mod3.c.v+sep-reducer.c [2020-10-23 18:44:48,192 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 18:44:48,198 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 18:44:48,213 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 18:44:48,257 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 18:44:48,257 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 18:44:48,257 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 18:44:48,257 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 18:44:48,258 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 18:44:48,258 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 18:44:48,258 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 18:44:48,258 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 18:44:48,302 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2020-10-23 18:44:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-23 18:44:48,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:44:48,313 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:44:48,314 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:44:48,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:44:48,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1512522260, now seen corresponding path program 1 times [2020-10-23 18:44:48,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:44:48,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582310449] [2020-10-23 18:44:48,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:44:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:44:48,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:44:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:44:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:44:48,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582310449] [2020-10-23 18:44:48,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 18:44:48,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-23 18:44:48,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55375970] [2020-10-23 18:44:48,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-23 18:44:48,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:44:49,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-23 18:44:49,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-23 18:44:49,012 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 5 states. [2020-10-23 18:44:55,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:44:55,566 INFO L93 Difference]: Finished difference Result 76 states and 105 transitions. [2020-10-23 18:44:55,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-23 18:44:55,569 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-10-23 18:44:55,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:44:55,585 INFO L225 Difference]: With dead ends: 76 [2020-10-23 18:44:55,585 INFO L226 Difference]: Without dead ends: 36 [2020-10-23 18:44:55,589 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:44:55,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-10-23 18:44:55,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 30. [2020-10-23 18:44:55,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-23 18:44:55,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2020-10-23 18:44:55,646 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 16 [2020-10-23 18:44:55,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:44:55,647 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2020-10-23 18:44:55,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-23 18:44:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2020-10-23 18:44:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-23 18:44:55,649 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:44:55,649 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:44:55,649 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 18:44:55,649 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:44:55,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:44:55,650 INFO L82 PathProgramCache]: Analyzing trace with hash -509787131, now seen corresponding path program 1 times [2020-10-23 18:44:55,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:44:55,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101795699] [2020-10-23 18:44:55,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:44:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:44:55,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:44:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:44:55,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:44:55,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101795699] [2020-10-23 18:44:55,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 18:44:55,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-23 18:44:55,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093280118] [2020-10-23 18:44:55,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-23 18:44:55,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:44:55,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-23 18:44:55,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-23 18:44:55,923 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand 5 states. [2020-10-23 18:45:00,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:45:00,561 INFO L93 Difference]: Finished difference Result 56 states and 73 transitions. [2020-10-23 18:45:00,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-23 18:45:00,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-10-23 18:45:00,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:45:00,562 INFO L225 Difference]: With dead ends: 56 [2020-10-23 18:45:00,562 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 18:45:00,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:45:00,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 18:45:00,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 18:45:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 18:45:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 18:45:00,566 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2020-10-23 18:45:00,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:45:00,567 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 18:45:00,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-23 18:45:00,568 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 18:45:00,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 18:45:00,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 18:45:00,571 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 18:45:00,780 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-23 18:45:00,780 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-23 18:45:00,780 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-23 18:45:00,781 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-23 18:45:00,781 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 18:45:00,781 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__tmp_22_0~0 |old(~__tmp_22_0~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~__tmp_22_1~0 |old(~__tmp_22_1~0)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= ~__tmp_25_1~0 |old(~__tmp_25_1~0)|) (= ~__tmp_31_0~0 |old(~__tmp_31_0~0)|) (= ~__tmp_28_0~0 |old(~__tmp_28_0~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~__return_main~0 |old(~__return_main~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~__return_65~0 |old(~__return_65~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~__tmp_25_0~0 |old(~__tmp_25_0~0)|)) [2020-10-23 18:45:00,781 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 18:45:00,781 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 18:45:00,782 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-23 18:45:00,782 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 18:45:00,782 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 18:45:00,782 INFO L270 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: false [2020-10-23 18:45:00,782 INFO L274 CegarLoopResult]: For program point L97-1(line 97) no Hoare annotation was computed. [2020-10-23 18:45:00,782 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 15 147) no Hoare annotation was computed. [2020-10-23 18:45:00,783 INFO L274 CegarLoopResult]: For program point L56(lines 56 83) no Hoare annotation was computed. [2020-10-23 18:45:00,783 INFO L270 CegarLoopResult]: At program point L52(lines 24 141) the Hoare annotation is: (<= main_~main__x~0 (let ((.cse0 (div main_~main__x~0 4294967296))) (let ((.cse2 (* .cse0 (- 4294967296)))) (let ((.cse1 (div (+ .cse2 main_~main__x~0) 3))) (+ (* 4294967296 .cse0) (* 3 .cse1) (* 4294967296 (div (+ .cse2 (* .cse1 (- 3)) main_~main__x~0) 4294967296))))))) [2020-10-23 18:45:00,783 INFO L277 CegarLoopResult]: At program point L135(lines 35 140) the Hoare annotation is: true [2020-10-23 18:45:00,783 INFO L270 CegarLoopResult]: At program point L61(lines 36 112) the Hoare annotation is: (<= main_~main__x~0 (let ((.cse0 (div main_~main__x~0 4294967296))) (let ((.cse2 (* .cse0 (- 4294967296)))) (let ((.cse1 (div (+ .cse2 main_~main__x~0) 3))) (+ (* 4294967296 .cse0) (* 3 .cse1) (* 4294967296 (div (+ .cse2 (* .cse1 (- 3)) main_~main__x~0) 4294967296))))))) [2020-10-23 18:45:00,784 INFO L277 CegarLoopResult]: At program point L123(lines 35 140) the Hoare annotation is: true [2020-10-23 18:45:00,784 INFO L274 CegarLoopResult]: For program point L24(lines 24 141) no Hoare annotation was computed. [2020-10-23 18:45:00,784 INFO L274 CegarLoopResult]: For program point L45(lines 45 111) no Hoare annotation was computed. [2020-10-23 18:45:00,784 INFO L274 CegarLoopResult]: For program point L95(lines 95 104) no Hoare annotation was computed. [2020-10-23 18:45:00,784 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 15 147) no Hoare annotation was computed. [2020-10-23 18:45:00,784 INFO L270 CegarLoopResult]: At program point L42(lines 24 141) the Hoare annotation is: (<= main_~main__x~0 (let ((.cse0 (div main_~main__x~0 4294967296))) (let ((.cse2 (* .cse0 (- 4294967296)))) (let ((.cse1 (div (+ .cse2 main_~main__x~0) 3))) (+ (* 4294967296 .cse0) (* 3 .cse1) (* 4294967296 (div (+ .cse2 (* .cse1 (- 3)) main_~main__x~0) 4294967296))))))) [2020-10-23 18:45:00,785 INFO L274 CegarLoopResult]: For program point L67(lines 67 82) no Hoare annotation was computed. [2020-10-23 18:45:00,785 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 15 147) the Hoare annotation is: (and (= |old(~__tmp_22_1~0)| ~__tmp_22_1~0) (= |old(~__tmp_22_0~0)| ~__tmp_22_0~0) (= |old(~__tmp_25_1~0)| ~__tmp_25_1~0) (= |old(~__return_65~0)| ~__return_65~0) (= |old(~__tmp_25_0~0)| ~__tmp_25_0~0) (= |old(~__tmp_31_0~0)| ~__tmp_31_0~0) (= |old(~__tmp_28_0~0)| ~__tmp_28_0~0)) [2020-10-23 18:45:00,785 INFO L274 CegarLoopResult]: For program point L88(lines 88 110) no Hoare annotation was computed. [2020-10-23 18:45:00,785 INFO L274 CegarLoopResult]: For program point L22(lines 22 146) no Hoare annotation was computed. [2020-10-23 18:45:00,785 INFO L274 CegarLoopResult]: For program point L117(lines 117 139) no Hoare annotation was computed. [2020-10-23 18:45:00,785 INFO L274 CegarLoopResult]: For program point L47(lines 47 84) no Hoare annotation was computed. [2020-10-23 18:45:00,786 INFO L277 CegarLoopResult]: At program point L138(lines 16 147) the Hoare annotation is: true [2020-10-23 18:45:00,786 INFO L274 CegarLoopResult]: For program point L35(lines 35 140) no Hoare annotation was computed. [2020-10-23 18:45:00,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:45:00 BoogieIcfgContainer [2020-10-23 18:45:00,818 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 18:45:00,822 INFO L168 Benchmark]: Toolchain (without parser) took 13815.38 ms. Allocated memory is still 162.5 MB. Free memory was 137.4 MB in the beginning and 83.4 MB in the end (delta: 54.0 MB). Peak memory consumption was 55.4 MB. Max. memory is 8.0 GB. [2020-10-23 18:45:00,823 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 125.8 MB. Free memory is still 80.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 18:45:00,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.69 ms. Allocated memory is still 162.5 MB. Free memory was 136.9 MB in the beginning and 126.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-10-23 18:45:00,825 INFO L168 Benchmark]: Boogie Preprocessor took 75.39 ms. Allocated memory is still 162.5 MB. Free memory was 126.1 MB in the beginning and 124.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-10-23 18:45:00,826 INFO L168 Benchmark]: RCFGBuilder took 771.55 ms. Allocated memory is still 162.5 MB. Free memory was 124.5 MB in the beginning and 107.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-10-23 18:45:00,827 INFO L168 Benchmark]: TraceAbstraction took 12650.25 ms. Allocated memory is still 162.5 MB. Free memory was 107.1 MB in the beginning and 83.4 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 8.0 GB. [2020-10-23 18:45:00,831 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 125.8 MB. Free memory is still 80.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 301.69 ms. Allocated memory is still 162.5 MB. Free memory was 136.9 MB in the beginning and 126.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 75.39 ms. Allocated memory is still 162.5 MB. Free memory was 126.1 MB in the beginning and 124.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 771.55 ms. Allocated memory is still 162.5 MB. Free memory was 124.5 MB in the beginning and 107.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 12650.25 ms. Allocated memory is still 162.5 MB. Free memory was 107.1 MB in the beginning and 83.4 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: main__x <= 4294967296 * (main__x / 4294967296) + 3 * ((main__x / 4294967296 * -4294967296 + main__x) / 3) + 4294967296 * ((main__x / 4294967296 * -4294967296 + (main__x / 4294967296 * -4294967296 + main__x) / 3 * -3 + main__x) / 4294967296) - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: main__x <= 4294967296 * (main__x / 4294967296) + 3 * ((main__x / 4294967296 * -4294967296 + main__x) / 3) + 4294967296 * ((main__x / 4294967296 * -4294967296 + (main__x / 4294967296 * -4294967296 + main__x) / 3 * -3 + main__x) / 4294967296) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: main__x <= 4294967296 * (main__x / 4294967296) + 3 * ((main__x / 4294967296 * -4294967296 + main__x) / 3) + 4294967296 * ((main__x / 4294967296 * -4294967296 + (main__x / 4294967296 * -4294967296 + main__x) / 3 * -3 + main__x) / 4294967296) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 11.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 59 SDtfs, 27 SDslu, 73 SDs, 0 SdLazy, 134 SolverSat, 8 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 10.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred 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, 2 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 13 PreInvPairs, 20 NumberOfFragments, 207 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 33 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 7208 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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...