/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f322714ac20f006604c99f1f234e99ccbfae195 ............................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f322714ac20f006604c99f1f234e99ccbfae195 .................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 13:48:43,587 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:48:43,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:48:43,601 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:48:43,602 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:48:43,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:48:43,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:48:43,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:48:43,612 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:48:43,615 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:48:43,617 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:48:43,619 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:48:43,620 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:48:43,624 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:48:43,627 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:48:43,628 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:48:43,632 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:48:43,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:48:43,638 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:48:43,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:48:43,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:48:43,642 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:48:43,645 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:48:43,645 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:48:43,645 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:48:43,646 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:48:43,647 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:48:43,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:48:43,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:48:43,651 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:48:43,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:48:43,652 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:48:43,652 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:48:43,652 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:48:43,654 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:48:43,655 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:48:43,655 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 13:48:43,680 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:48:43,680 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:48:43,682 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:48:43,682 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:48:43,683 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:48:43,683 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:48:43,683 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:48:43,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:48:43,684 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:48:43,685 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 13:48:43,685 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:48:43,685 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:48:43,685 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:48:43,685 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:48:43,685 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:48:43,686 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:48:43,686 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:48:43,686 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:48:43,686 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:48:43,686 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:48:43,687 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:48:43,687 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:48:43,687 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:48:43,687 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:48:43,687 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:48:43,687 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:48:43,688 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 13:48:43,688 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:48:43,688 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 13:48:43,688 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-09-20 13:48:43,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:48:43,776 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:48:43,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:48:43,780 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:48:43,781 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:48:43,781 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-09-20 13:48:44,178 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb5ae87af/28cf65a5781f4db0824222aa03fc0bb3/FLAG0693dd4f9 [2018-09-20 13:48:44,323 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:48:44,324 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-09-20 13:48:44,331 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb5ae87af/28cf65a5781f4db0824222aa03fc0bb3/FLAG0693dd4f9 [2018-09-20 13:48:44,349 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb5ae87af/28cf65a5781f4db0824222aa03fc0bb3 [2018-09-20 13:48:44,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:48:44,357 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:48:44,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:48:44,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:48:44,365 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:48:44,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319718f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44, skipping insertion in model container [2018-09-20 13:48:44,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,382 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:48:44,588 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:48:44,615 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 13:48:44,624 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:48:44,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44 WrapperNode [2018-09-20 13:48:44,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:48:44,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 13:48:44,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 13:48:44,644 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 13:48:44,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (1/1) ... [2018-09-20 13:48:44,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 13:48:44,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 13:48:44,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 13:48:44,686 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 13:48:44,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (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 [2018-09-20 13:48:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 13:48:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 13:48:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-20 13:48:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2018-09-20 13:48:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 13:48:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 13:48:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 13:48:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-20 13:48:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2018-09-20 13:48:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 13:48:44,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 13:48:44,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 13:48:44,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 13:48:44,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 13:48:44,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 13:48:44,767 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 13:48:44,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 13:48:44,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 13:48:44,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 13:48:44,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 13:48:45,373 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 13:48:45,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:45 BoogieIcfgContainer [2018-09-20 13:48:45,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 13:48:45,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 13:48:45,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 13:48:45,383 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 13:48:45,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:48:44" (1/3) ... [2018-09-20 13:48:45,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272a2eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:48:45, skipping insertion in model container [2018-09-20 13:48:45,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:44" (2/3) ... [2018-09-20 13:48:45,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272a2eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:48:45, skipping insertion in model container [2018-09-20 13:48:45,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:45" (3/3) ... [2018-09-20 13:48:45,389 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_float_ptr_false-unreach-call_true-termination.c [2018-09-20 13:48:45,400 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 13:48:45,411 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 13:48:45,458 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 13:48:45,459 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 13:48:45,459 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 13:48:45,459 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 13:48:45,459 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 13:48:45,459 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 13:48:45,459 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 13:48:45,460 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 13:48:45,460 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 13:48:45,480 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2018-09-20 13:48:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-20 13:48:45,488 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:48:45,489 INFO L376 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] [2018-09-20 13:48:45,492 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:48:45,498 INFO L82 PathProgramCache]: Analyzing trace with hash -607596821, now seen corresponding path program 1 times [2018-09-20 13:48:45,500 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 13:48:45,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 13:48:45,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 13:48:45,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:48:45,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 13:48:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 13:48:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 13:48:45,708 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 13:48:45,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:48:45 BoogieIcfgContainer [2018-09-20 13:48:45,753 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 13:48:45,753 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 13:48:45,754 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 13:48:45,754 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 13:48:45,755 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:45" (3/4) ... [2018-09-20 13:48:45,760 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 13:48:45,760 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 13:48:45,761 INFO L168 Benchmark]: Toolchain (without parser) took 1406.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:48:45,764 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:48:45,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-09-20 13:48:45,766 INFO L168 Benchmark]: Boogie Preprocessor took 41.31 ms. Allocated memory is still 1.0 GB. Free memory is still 941.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:48:45,767 INFO L168 Benchmark]: RCFGBuilder took 688.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 941.1 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. [2018-09-20 13:48:45,769 INFO L168 Benchmark]: TraceAbstraction took 377.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-09-20 13:48:45,770 INFO L168 Benchmark]: Witness Printer took 6.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:48:45,777 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 285.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.31 ms. Allocated memory is still 1.0 GB. Free memory is still 941.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 688.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 941.1 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 377.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 23, overapproximation of bitwiseAnd at line 11. Possible FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) VAL [\old(d)=3758096390] [L8] FCALL double dmax; VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}] [L9] FCALL float f; VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L11] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096388, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L16] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L16] EXPR, FCALL \read(dmax) VAL [\old(d)=3758096390, \read(d)=3758096390, \read(dmax)=3758096385, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L19] EXPR, FCALL \read(dmax) VAL [\old(d)=3758096390, \read(d)=3758096390, \read(dmax)=3758096385, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L23] EXPR d >= -3.41e38 && d <= 3.41e38 VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, d >= -3.41e38 && d <= 3.41e38=0, dmax={3758096392:0}, f={3758096389:0}] [L23] COND FALSE, EXPR !(d >= -3.41e38 && d <= 3.41e38) VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, d >= -3.41e38 && d <= 3.41e38=0, dmax={3758096392:0}, f={3758096389:0}] [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) VAL [\old(cond)=0] [L3] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L3] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 60 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 13:48:48,226 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:48:48,228 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:48:48,241 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:48:48,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:48:48,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:48:48,244 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:48:48,246 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:48:48,248 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:48:48,249 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:48:48,250 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:48:48,251 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:48:48,252 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:48:48,253 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:48:48,254 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:48:48,255 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:48:48,256 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:48:48,258 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:48:48,262 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:48:48,268 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:48:48,269 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:48:48,274 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:48:48,276 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:48:48,276 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:48:48,280 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:48:48,281 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:48:48,283 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:48:48,284 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:48:48,285 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:48:48,286 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:48:48,286 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:48:48,291 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:48:48,292 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:48:48,292 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:48:48,293 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:48:48,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:48:48,297 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 13:48:48,326 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:48:48,326 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:48:48,327 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:48:48,327 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:48:48,329 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:48:48,329 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:48:48,329 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:48:48,329 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:48:48,332 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:48:48,332 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:48:48,332 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:48:48,332 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:48:48,332 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:48:48,333 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:48:48,333 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 13:48:48,333 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 13:48:48,334 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:48:48,334 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:48:48,334 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:48:48,334 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:48:48,337 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:48:48,337 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:48:48,337 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:48:48,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:48:48,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:48:48,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:48:48,338 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:48:48,338 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 13:48:48,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:48:48,339 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 13:48:48,339 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 13:48:48,339 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-09-20 13:48:48,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:48:48,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:48:48,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:48:48,445 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:48:48,445 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:48:48,446 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-09-20 13:48:48,798 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ec41820e/bae217ec05b2458d8e836bfc193315c7/FLAG1426fed46 [2018-09-20 13:48:48,941 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:48:48,942 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-09-20 13:48:48,948 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ec41820e/bae217ec05b2458d8e836bfc193315c7/FLAG1426fed46 [2018-09-20 13:48:48,964 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ec41820e/bae217ec05b2458d8e836bfc193315c7 [2018-09-20 13:48:48,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:48:48,974 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:48:48,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:48:48,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:48:48,982 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:48:48,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:48:48" (1/1) ... [2018-09-20 13:48:48,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@639eb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:48, skipping insertion in model container [2018-09-20 13:48:48,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:48:48" (1/1) ... [2018-09-20 13:48:48,999 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:48:49,240 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:48:49,272 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 13:48:49,287 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:48:49,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49 WrapperNode [2018-09-20 13:48:49,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:48:49,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 13:48:49,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 13:48:49,336 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 13:48:49,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (1/1) ... [2018-09-20 13:48:49,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (1/1) ... [2018-09-20 13:48:49,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (1/1) ... [2018-09-20 13:48:49,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (1/1) ... [2018-09-20 13:48:49,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (1/1) ... [2018-09-20 13:48:49,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (1/1) ... [2018-09-20 13:48:49,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (1/1) ... [2018-09-20 13:48:49,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 13:48:49,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 13:48:49,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 13:48:49,414 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 13:48:49,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (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 [2018-09-20 13:48:49,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 13:48:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 13:48:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-20 13:48:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2018-09-20 13:48:49,502 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 13:48:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 13:48:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 13:48:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-20 13:48:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2018-09-20 13:48:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 13:48:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 13:48:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 13:48:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 13:48:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 13:48:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 13:48:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-20 13:48:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-20 13:48:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 13:48:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 13:48:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 13:48:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-20 13:48:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 13:48:49,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 13:48:49,824 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 13:48:50,150 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 13:48:50,214 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 13:48:50,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:50 BoogieIcfgContainer [2018-09-20 13:48:50,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 13:48:50,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 13:48:50,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 13:48:50,220 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 13:48:50,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:48:48" (1/3) ... [2018-09-20 13:48:50,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36cb2f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:48:50, skipping insertion in model container [2018-09-20 13:48:50,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:49" (2/3) ... [2018-09-20 13:48:50,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36cb2f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:48:50, skipping insertion in model container [2018-09-20 13:48:50,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:50" (3/3) ... [2018-09-20 13:48:50,224 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_float_ptr_false-unreach-call_true-termination.c [2018-09-20 13:48:50,234 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 13:48:50,243 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 13:48:50,292 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 13:48:50,293 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 13:48:50,293 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 13:48:50,293 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 13:48:50,293 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 13:48:50,293 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 13:48:50,294 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 13:48:50,294 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 13:48:50,294 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 13:48:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2018-09-20 13:48:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-20 13:48:50,326 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:48:50,327 INFO L376 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] [2018-09-20 13:48:50,329 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:48:50,335 INFO L82 PathProgramCache]: Analyzing trace with hash -607596821, now seen corresponding path program 1 times [2018-09-20 13:48:50,340 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:48:50,341 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 13:48:50,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:48:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 13:48:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 13:48:50,563 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 13:48:50,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:48:50 BoogieIcfgContainer [2018-09-20 13:48:50,619 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 13:48:50,620 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 13:48:50,620 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 13:48:50,621 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 13:48:50,622 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:50" (3/4) ... [2018-09-20 13:48:50,625 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-09-20 13:48:50,697 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 13:48:50,697 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 13:48:50,698 INFO L168 Benchmark]: Toolchain (without parser) took 1726.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 954.5 MB in the beginning and 1.1 GB in the end (delta: -119.9 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-09-20 13:48:50,700 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:48:50,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.82 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 943.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-09-20 13:48:50,701 INFO L168 Benchmark]: Boogie Preprocessor took 77.82 ms. Allocated memory is still 1.0 GB. Free memory is still 943.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:48:50,702 INFO L168 Benchmark]: RCFGBuilder took 801.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2018-09-20 13:48:50,702 INFO L168 Benchmark]: TraceAbstraction took 403.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-09-20 13:48:50,703 INFO L168 Benchmark]: Witness Printer took 76.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:48:50,707 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 360.82 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 943.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.82 ms. Allocated memory is still 1.0 GB. Free memory is still 943.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 801.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 403.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * Witness Printer took 76.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) VAL [\old(d)=NaN] [L8] FCALL double dmax; VAL [\old(d)=NaN, d={2:0}, dmax={1:0}] [L9] FCALL float f; VAL [\old(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L11] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=0, d={2:0}, dmax={1:0}, f={3:0}] [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff VAL [\old(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 VAL [\old(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L16] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L16] EXPR, FCALL \read(dmax) VAL [\old(d)=NaN, \read(d)=NaN, \read(dmax)=-26815623046150350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, d={2:0}, dmax={1:0}, f={3:0}] [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L19] EXPR, FCALL \read(dmax) VAL [\old(d)=NaN, \read(d)=NaN, \read(dmax)=-26815623046150350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, d={2:0}, dmax={1:0}, f={3:0}] [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L23] EXPR d >= -3.41e38 && d <= 3.41e38 VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, d >= -3.41e38 && d <= 3.41e38=0, dmax={1:0}, f={3:0}] [L23] COND FALSE, EXPR !(d >= -3.41e38 && d <= 3.41e38) VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, d >= -3.41e38 && d <= 3.41e38=0, dmax={1:0}, f={3:0}] [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) VAL [\old(cond)=0] [L3] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L3] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 60 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...