/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/float-newlib/float_req_bl_1091.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 13:14:08,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 13:14:08,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 13:14:08,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 13:14:08,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 13:14:08,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 13:14:08,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 13:14:08,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 13:14:08,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 13:14:08,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 13:14:08,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 13:14:08,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 13:14:08,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 13:14:08,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 13:14:08,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 13:14:08,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 13:14:08,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 13:14:08,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 13:14:08,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 13:14:08,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 13:14:08,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 13:14:08,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 13:14:08,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 13:14:08,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 13:14:08,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 13:14:08,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 13:14:08,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 13:14:08,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 13:14:08,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-17 13:14:08,585 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 13:14:08,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 13:14:08,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 13:14:08,587 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 13:14:08,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 13:14:08,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 13:14:08,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 13:14:08,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 13:14:08,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 13:14:08,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 13:14:08,588 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 13:14:08,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 13:14:08,589 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 13:14:08,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 13:14:08,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 13:14:08,593 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 13:14:08,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 13:14:08,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 13:14:08,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 13:14:08,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 13:14:08,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 13:14:08,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 13:14:08,594 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-17 13:14:08,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 13:14:08,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 13:14:08,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 13:14:08,964 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 13:14:08,965 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 13:14:08,966 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1091.c [2020-07-17 13:14:09,051 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3141f70/63f4e4f8c226477393c931b160d6ef19/FLAGd68a951ff [2020-07-17 13:14:09,558 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 13:14:09,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1091.c [2020-07-17 13:14:09,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3141f70/63f4e4f8c226477393c931b160d6ef19/FLAGd68a951ff [2020-07-17 13:14:09,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3141f70/63f4e4f8c226477393c931b160d6ef19 [2020-07-17 13:14:09,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 13:14:09,913 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 13:14:09,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 13:14:09,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 13:14:09,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 13:14:09,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 01:14:09" (1/1) ... [2020-07-17 13:14:09,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464a4810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:09, skipping insertion in model container [2020-07-17 13:14:09,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 01:14:09" (1/1) ... [2020-07-17 13:14:09,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 13:14:09,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 13:14:10,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 13:14:10,132 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 13:14:10,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 13:14:10,267 INFO L208 MainTranslator]: Completed translation [2020-07-17 13:14:10,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10 WrapperNode [2020-07-17 13:14:10,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 13:14:10,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 13:14:10,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 13:14:10,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 13:14:10,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (1/1) ... [2020-07-17 13:14:10,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (1/1) ... [2020-07-17 13:14:10,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (1/1) ... [2020-07-17 13:14:10,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (1/1) ... [2020-07-17 13:14:10,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (1/1) ... [2020-07-17 13:14:10,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (1/1) ... [2020-07-17 13:14:10,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (1/1) ... [2020-07-17 13:14:10,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 13:14:10,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 13:14:10,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 13:14:10,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 13:14:10,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (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 [2020-07-17 13:14:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 13:14:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 13:14:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_float [2020-07-17 13:14:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2020-07-17 13:14:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 13:14:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 13:14:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_float [2020-07-17 13:14:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 13:14:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-17 13:14:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 13:14:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 13:14:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 13:14:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-17 13:14:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2020-07-17 13:14:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 13:14:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 13:14:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 13:14:10,715 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 13:14:10,716 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-17 13:14:10,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 01:14:10 BoogieIcfgContainer [2020-07-17 13:14:10,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 13:14:10,722 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 13:14:10,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 13:14:10,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 13:14:10,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 01:14:09" (1/3) ... [2020-07-17 13:14:10,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dafdfde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 01:14:10, skipping insertion in model container [2020-07-17 13:14:10,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:14:10" (2/3) ... [2020-07-17 13:14:10,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dafdfde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 01:14:10, skipping insertion in model container [2020-07-17 13:14:10,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 01:14:10" (3/3) ... [2020-07-17 13:14:10,730 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1091.c [2020-07-17 13:14:10,742 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-17 13:14:10,750 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 13:14:10,765 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 13:14:10,790 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 13:14:10,791 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 13:14:10,791 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-17 13:14:10,791 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 13:14:10,791 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 13:14:10,792 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 13:14:10,792 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 13:14:10,792 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 13:14:10,810 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states. [2020-07-17 13:14:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-07-17 13:14:10,821 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 13:14:10,822 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 13:14:10,822 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 13:14:10,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 13:14:10,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1889128291, now seen corresponding path program 1 times [2020-07-17 13:14:10,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 13:14:10,838 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1933691005] [2020-07-17 13:14:10,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 13:14:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:14:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:14:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:14:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:14:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 13:14:11,183 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 13:14:11,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1933691005] [2020-07-17 13:14:11,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 13:14:11,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 13:14:11,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259121167] [2020-07-17 13:14:11,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 13:14:11,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 13:14:11,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 13:14:11,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-17 13:14:11,218 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 6 states. [2020-07-17 13:14:11,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 13:14:11,527 INFO L93 Difference]: Finished difference Result 135 states and 162 transitions. [2020-07-17 13:14:11,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-17 13:14:11,529 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-07-17 13:14:11,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 13:14:11,537 INFO L225 Difference]: With dead ends: 135 [2020-07-17 13:14:11,538 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 13:14:11,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-17 13:14:11,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 13:14:11,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 13:14:11,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 13:14:11,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 13:14:11,574 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2020-07-17 13:14:11,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 13:14:11,574 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 13:14:11,575 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 13:14:11,575 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 13:14:11,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 13:14:11,576 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 13:14:11,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 13:14:12,037 INFO L271 CegarLoopResult]: At program point isnan_floatFINAL(line 57) the Hoare annotation is: true [2020-07-17 13:14:12,037 INFO L271 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: true [2020-07-17 13:14:12,038 INFO L271 CegarLoopResult]: At program point isnan_floatENTRY(line 57) the Hoare annotation is: true [2020-07-17 13:14:12,038 INFO L271 CegarLoopResult]: At program point isnan_floatEXIT(line 57) the Hoare annotation is: true [2020-07-17 13:14:12,038 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:14:12,038 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-17 13:14:12,038 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-17 13:14:12,038 INFO L271 CegarLoopResult]: At program point L11(line 11) the Hoare annotation is: true [2020-07-17 13:14:12,039 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~huge_ceil~0)| ~huge_ceil~0) (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-07-17 13:14:12,039 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-17 13:14:12,039 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-17 13:14:12,039 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 13:14:12,039 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 13:14:12,040 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-17 13:14:12,040 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 72) the Hoare annotation is: false [2020-07-17 13:14:12,040 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 59 77) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,040 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 59 77) the Hoare annotation is: true [2020-07-17 13:14:12,040 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 59 77) the Hoare annotation is: true [2020-07-17 13:14:12,041 INFO L271 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: true [2020-07-17 13:14:12,041 INFO L264 CegarLoopResult]: At program point L73(line 73) the Hoare annotation is: false [2020-07-17 13:14:12,041 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-07-17 13:14:12,041 INFO L271 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: true [2020-07-17 13:14:12,041 INFO L271 CegarLoopResult]: At program point L71-1(line 71) the Hoare annotation is: true [2020-07-17 13:14:12,042 INFO L264 CegarLoopResult]: At program point L71-2(lines 71 74) the Hoare annotation is: (and (<= |main_#t~ret5| 2147483647) (<= 0 (+ |main_#t~ret5| 2147483648))) [2020-07-17 13:14:12,042 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,042 INFO L264 CegarLoopResult]: At program point L71-3(line 71) the Hoare annotation is: (= 0 |main_#t~ret5|) [2020-07-17 13:14:12,042 INFO L271 CegarLoopResult]: At program point L68-1(line 68) the Hoare annotation is: true [2020-07-17 13:14:12,043 INFO L264 CegarLoopResult]: At program point L71-4(line 71) the Hoare annotation is: (and (<= |main_#t~ret5| 2147483647) (<= 0 (+ |main_#t~ret5| 2147483648))) [2020-07-17 13:14:12,043 INFO L271 CegarLoopResult]: At program point L68-2(line 68) the Hoare annotation is: true [2020-07-17 13:14:12,043 INFO L271 CegarLoopResult]: At program point L27(line 27) the Hoare annotation is: true [2020-07-17 13:14:12,043 INFO L271 CegarLoopResult]: At program point L23(lines 23 47) the Hoare annotation is: true [2020-07-17 13:14:12,043 INFO L271 CegarLoopResult]: At program point L19(line 19) the Hoare annotation is: true [2020-07-17 13:14:12,043 INFO L271 CegarLoopResult]: At program point L19-1(line 19) the Hoare annotation is: true [2020-07-17 13:14:12,044 INFO L271 CegarLoopResult]: At program point L19-2(line 19) the Hoare annotation is: true [2020-07-17 13:14:12,044 INFO L271 CegarLoopResult]: At program point L19-3(line 19) the Hoare annotation is: true [2020-07-17 13:14:12,044 INFO L271 CegarLoopResult]: At program point L48(lines 48 52) the Hoare annotation is: true [2020-07-17 13:14:12,044 INFO L264 CegarLoopResult]: At program point L15(line 15) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,044 INFO L271 CegarLoopResult]: At program point L48-1(lines 13 54) the Hoare annotation is: true [2020-07-17 13:14:12,045 INFO L264 CegarLoopResult]: At program point L15-1(line 15) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,045 INFO L271 CegarLoopResult]: At program point L48-2(lines 48 52) the Hoare annotation is: true [2020-07-17 13:14:12,045 INFO L271 CegarLoopResult]: At program point L44(line 44) the Hoare annotation is: true [2020-07-17 13:14:12,045 INFO L271 CegarLoopResult]: At program point L36(lines 36 40) the Hoare annotation is: true [2020-07-17 13:14:12,045 INFO L264 CegarLoopResult]: At program point ceil_floatENTRY(lines 13 54) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,046 INFO L271 CegarLoopResult]: At program point L28(lines 28 30) the Hoare annotation is: true [2020-07-17 13:14:12,046 INFO L271 CegarLoopResult]: At program point L24(lines 24 41) the Hoare annotation is: true [2020-07-17 13:14:12,046 INFO L271 CegarLoopResult]: At program point ceil_floatFINAL(lines 13 54) the Hoare annotation is: true [2020-07-17 13:14:12,046 INFO L271 CegarLoopResult]: At program point L49(line 49) the Hoare annotation is: true [2020-07-17 13:14:12,046 INFO L271 CegarLoopResult]: At program point L49-1(line 49) the Hoare annotation is: true [2020-07-17 13:14:12,046 INFO L271 CegarLoopResult]: At program point L16-1(lines 16 20) the Hoare annotation is: true [2020-07-17 13:14:12,047 INFO L271 CegarLoopResult]: At program point L49-2(line 49) the Hoare annotation is: true [2020-07-17 13:14:12,047 INFO L264 CegarLoopResult]: At program point L16-2(lines 16 20) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,047 INFO L271 CegarLoopResult]: At program point L16-3(lines 16 20) the Hoare annotation is: true [2020-07-17 13:14:12,047 INFO L271 CegarLoopResult]: At program point L37(lines 37 38) the Hoare annotation is: true [2020-07-17 13:14:12,047 INFO L271 CegarLoopResult]: At program point ceil_floatEXIT(lines 13 54) the Hoare annotation is: true [2020-07-17 13:14:12,048 INFO L271 CegarLoopResult]: At program point L37-2(lines 37 38) the Hoare annotation is: true [2020-07-17 13:14:12,048 INFO L271 CegarLoopResult]: At program point L33(line 33) the Hoare annotation is: true [2020-07-17 13:14:12,048 INFO L271 CegarLoopResult]: At program point L29(line 29) the Hoare annotation is: true [2020-07-17 13:14:12,048 INFO L271 CegarLoopResult]: At program point L25(lines 25 31) the Hoare annotation is: true [2020-07-17 13:14:12,048 INFO L271 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-07-17 13:14:12,048 INFO L271 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: true [2020-07-17 13:14:12,049 INFO L271 CegarLoopResult]: At program point L17-1(line 17) the Hoare annotation is: true [2020-07-17 13:14:12,049 INFO L271 CegarLoopResult]: At program point L17-2(line 17) the Hoare annotation is: true [2020-07-17 13:14:12,049 INFO L271 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: true [2020-07-17 13:14:12,049 INFO L271 CegarLoopResult]: At program point L38(line 38) the Hoare annotation is: true [2020-07-17 13:14:12,049 INFO L271 CegarLoopResult]: At program point L34(lines 34 35) the Hoare annotation is: true [2020-07-17 13:14:12,050 INFO L271 CegarLoopResult]: At program point L26(lines 26 30) the Hoare annotation is: true [2020-07-17 13:14:12,050 INFO L271 CegarLoopResult]: At program point L22(line 22) the Hoare annotation is: true [2020-07-17 13:14:12,050 INFO L271 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-07-17 13:14:12,050 INFO L271 CegarLoopResult]: At program point L18(line 18) the Hoare annotation is: true [2020-07-17 13:14:12,050 INFO L271 CegarLoopResult]: At program point L51-1(line 51) the Hoare annotation is: true [2020-07-17 13:14:12,050 INFO L271 CegarLoopResult]: At program point L51-2(line 51) the Hoare annotation is: true [2020-07-17 13:14:12,051 INFO L271 CegarLoopResult]: At program point L51-3(line 51) the Hoare annotation is: true [2020-07-17 13:14:12,051 INFO L264 CegarLoopResult]: At program point L14(line 14) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,051 INFO L264 CegarLoopResult]: At program point L14-1(line 14) the Hoare annotation is: (and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|)) [2020-07-17 13:14:12,051 INFO L271 CegarLoopResult]: At program point L43(lines 43 46) the Hoare annotation is: true [2020-07-17 13:14:12,051 INFO L271 CegarLoopResult]: At program point L35(line 35) the Hoare annotation is: true [2020-07-17 13:14:12,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-17 13:14:12,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-17 13:14:12,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-17 13:14:12,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-17 13:14:12,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 01:14:12 BoogieIcfgContainer [2020-07-17 13:14:12,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 13:14:12,080 INFO L168 Benchmark]: Toolchain (without parser) took 2168.15 ms. Allocated memory was 143.7 MB in the beginning and 229.6 MB in the end (delta: 86.0 MB). Free memory was 100.0 MB in the beginning and 163.5 MB in the end (delta: -63.6 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2020-07-17 13:14:12,081 INFO L168 Benchmark]: CDTParser took 0.99 ms. Allocated memory is still 143.7 MB. Free memory is still 118.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 13:14:12,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.33 ms. Allocated memory was 143.7 MB in the beginning and 199.8 MB in the end (delta: 56.1 MB). Free memory was 99.6 MB in the beginning and 178.5 MB in the end (delta: -79.0 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2020-07-17 13:14:12,083 INFO L168 Benchmark]: Boogie Preprocessor took 40.92 ms. Allocated memory is still 199.8 MB. Free memory was 178.5 MB in the beginning and 176.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2020-07-17 13:14:12,084 INFO L168 Benchmark]: RCFGBuilder took 411.55 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 154.0 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2020-07-17 13:14:12,085 INFO L168 Benchmark]: TraceAbstraction took 1355.12 ms. Allocated memory was 199.8 MB in the beginning and 229.6 MB in the end (delta: 29.9 MB). Free memory was 154.0 MB in the beginning and 163.5 MB in the end (delta: -9.6 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. [2020-07-17 13:14:12,089 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 ms. Allocated memory is still 143.7 MB. Free memory is still 118.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 354.33 ms. Allocated memory was 143.7 MB in the beginning and 199.8 MB in the end (delta: 56.1 MB). Free memory was 99.6 MB in the beginning and 178.5 MB in the end (delta: -79.0 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.92 ms. Allocated memory is still 199.8 MB. Free memory was 178.5 MB in the beginning and 176.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 411.55 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 154.0 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1355.12 ms. Allocated memory was 199.8 MB in the beginning and 229.6 MB in the end (delta: 29.9 MB). Free memory was 154.0 MB in the beginning and 163.5 MB in the end (delta: -9.6 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_real - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_real - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_real - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_real - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 72]: 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: 16]: Loop Invariant [2020-07-17 13:14:12,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-17 13:14:12,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-17 13:14:12,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_real [2020-07-17 13:14:12,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:14:12,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-17 13:14:12,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((unknown-#memory_real-unknown == \old(unknown-#memory_real-unknown) && \valid == \old(\valid)) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && \old(unknown-#length-unknown) == unknown-#length-unknown - ProcedureContractResult [Line: 57]: Procedure Contract for isnan_float Derived contract for procedure isnan_float: 1 - ProcedureContractResult [Line: 59]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 13]: Procedure Contract for ceil_float Derived contract for procedure ceil_float: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 78 SDtfs, 21 SDslu, 120 SDs, 0 SdLazy, 102 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred 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, 76 LocationsWithAnnotation, 80 PreInvPairs, 135 NumberOfFragments, 204 HoareAnnotationTreeSize, 80 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 76 FomulaSimplificationsInter, 175 FormulaSimplificationTreeSizeReductionInter, 0.2s 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...