./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_5_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_5_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer --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 e4382b57b29a0b5934fceb56c089bfd5b9abbe48 ........................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_5_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer --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 e4382b57b29a0b5934fceb56c089bfd5b9abbe48 ............................................................................................................................................................................................................................................... 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 0.1.23-0cd3be1 [2018-11-28 10:35:13,567 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:35:13,569 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:35:13,577 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:35:13,577 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:35:13,578 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:35:13,579 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:35:13,580 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:35:13,581 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:35:13,582 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:35:13,582 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:35:13,583 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:35:13,583 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:35:13,584 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:35:13,584 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:35:13,585 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:35:13,585 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:35:13,586 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:35:13,588 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:35:13,588 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:35:13,589 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:35:13,590 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:35:13,591 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:35:13,592 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:35:13,592 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:35:13,592 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:35:13,593 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:35:13,594 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:35:13,594 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:35:13,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:35:13,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:35:13,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:35:13,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:35:13,596 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:35:13,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:35:13,597 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:35:13,597 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:35:13,606 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:35:13,606 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:35:13,607 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:35:13,607 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:35:13,608 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:35:13,608 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:35:13,608 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:35:13,608 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:35:13,608 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:35:13,608 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:35:13,608 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:35:13,609 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:35:13,610 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:35:13,610 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:35:13,610 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:35:13,610 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:35:13,610 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:35:13,610 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:35:13,610 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:35:13,611 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:35:13,611 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:35:13,611 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:35:13,611 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:35:13,611 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer 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 -> e4382b57b29a0b5934fceb56c089bfd5b9abbe48 [2018-11-28 10:35:13,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:35:13,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:35:13,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:35:13,651 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:35:13,652 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:35:13,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/newton_1_5_false-unreach-call_true-termination.i [2018-11-28 10:35:13,693 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/9f3a71292/807ff6c1173e4dec8b48ee8e9f262826/FLAG131ecc186 [2018-11-28 10:35:14,035 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:35:14,036 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/sv-benchmarks/c/floats-cdfpl/newton_1_5_false-unreach-call_true-termination.i [2018-11-28 10:35:14,041 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/9f3a71292/807ff6c1173e4dec8b48ee8e9f262826/FLAG131ecc186 [2018-11-28 10:35:14,052 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/9f3a71292/807ff6c1173e4dec8b48ee8e9f262826 [2018-11-28 10:35:14,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:35:14,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:35:14,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:35:14,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:35:14,060 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:35:14,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13220c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14, skipping insertion in model container [2018-11-28 10:35:14,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:35:14,084 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:35:14,211 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:35:14,214 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:35:14,226 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:35:14,235 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:35:14,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14 WrapperNode [2018-11-28 10:35:14,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:35:14,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:35:14,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:35:14,236 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:35:14,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:35:14,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:35:14,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:35:14,251 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:35:14,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... [2018-11-28 10:35:14,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:35:14,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:35:14,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:35:14,263 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:35:14,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/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 [2018-11-28 10:35:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:35:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:35:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 10:35:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 10:35:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:35:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:35:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-11-28 10:35:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-11-28 10:35:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:35:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:35:14,418 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:35:14,418 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 10:35:14,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:35:14 BoogieIcfgContainer [2018-11-28 10:35:14,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:35:14,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:35:14,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:35:14,422 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:35:14,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:35:14" (1/3) ... [2018-11-28 10:35:14,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d57d7db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:35:14, skipping insertion in model container [2018-11-28 10:35:14,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:14" (2/3) ... [2018-11-28 10:35:14,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d57d7db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:35:14, skipping insertion in model container [2018-11-28 10:35:14,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:35:14" (3/3) ... [2018-11-28 10:35:14,424 INFO L112 eAbstractionObserver]: Analyzing ICFG newton_1_5_false-unreach-call_true-termination.i [2018-11-28 10:35:14,430 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:35:14,434 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:35:14,446 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:35:14,466 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:35:14,466 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:35:14,467 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:35:14,467 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:35:14,467 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:35:14,467 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:35:14,467 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:35:14,467 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:35:14,467 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:35:14,477 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-11-28 10:35:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-28 10:35:14,481 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:14,481 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:14,483 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:35:14,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:14,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1667394832, now seen corresponding path program 1 times [2018-11-28 10:35:14,487 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:14,488 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:14,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:14,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:14,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:35:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:35:14,563 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:35:14,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:35:14 BoogieIcfgContainer [2018-11-28 10:35:14,579 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:35:14,579 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:35:14,579 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:35:14,579 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:35:14,579 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:35:14" (3/4) ... [2018-11-28 10:35:14,582 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 10:35:14,582 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:35:14,582 INFO L168 Benchmark]: Toolchain (without parser) took 527.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -133.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:35:14,583 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:35:14,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 179.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 946.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:35:14,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.18 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:35:14,585 INFO L168 Benchmark]: Boogie Preprocessor took 11.62 ms. Allocated memory is still 1.0 GB. Free memory was 946.9 MB in the beginning and 944.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:35:14,585 INFO L168 Benchmark]: RCFGBuilder took 156.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -160.5 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-28 10:35:14,586 INFO L168 Benchmark]: TraceAbstraction took 159.56 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: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:35:14,586 INFO L168 Benchmark]: Witness Printer took 3.01 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. [2018-11-28 10:35:14,589 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 179.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 946.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 14.18 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.62 ms. Allocated memory is still 1.0 GB. Free memory was 946.9 MB in the beginning and 944.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 156.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -160.5 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 159.56 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: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.01 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: 28]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 17, overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 19. Possible FailurePath: [L16] float IN = __VERIFIER_nondet_float(); [L19] CALL, EXPR f(IN) VAL [\old(x)=2] [L6] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [\old(x)=2, x=2] [L19] RET, EXPR f(IN) VAL [f(IN)=1, IN=2] [L19] CALL, EXPR fp(IN) VAL [\old(x)=2] [L11] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; VAL [\old(x)=2, x=2] [L19] RET, EXPR fp(IN) VAL [f(IN)=1, fp(IN)=0, IN=2] [L19] float x = IN - f(IN)/fp(IN); [L27] COND TRUE !(x < 0.1) VAL [IN=2] [L28] __VERIFIER_error() VAL [IN=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. UNSAFE Result, 0.1s 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=22occurred 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, 16 NumberOfCodeBlocks, 16 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 0.1.23-0cd3be1 [2018-11-28 10:35:16,058 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:35:16,060 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:35:16,069 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:35:16,069 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:35:16,070 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:35:16,071 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:35:16,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:35:16,073 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:35:16,074 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:35:16,075 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:35:16,075 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:35:16,075 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:35:16,076 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:35:16,077 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:35:16,077 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:35:16,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:35:16,079 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:35:16,081 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:35:16,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:35:16,083 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:35:16,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:35:16,085 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:35:16,085 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:35:16,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:35:16,086 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:35:16,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:35:16,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:35:16,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:35:16,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:35:16,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:35:16,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:35:16,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:35:16,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:35:16,090 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:35:16,091 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:35:16,091 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 10:35:16,103 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:35:16,103 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:35:16,104 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:35:16,104 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:35:16,104 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:35:16,105 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:35:16,105 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:35:16,105 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:35:16,105 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:35:16,105 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:35:16,105 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:35:16,106 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:35:16,106 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:35:16,106 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:35:16,106 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 10:35:16,106 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 10:35:16,106 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:35:16,107 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:35:16,107 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:35:16,107 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:35:16,107 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:35:16,107 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:35:16,107 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:35:16,108 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:35:16,108 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:35:16,108 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:35:16,108 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:35:16,108 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:35:16,108 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 10:35:16,108 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:35:16,109 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 10:35:16,109 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 10:35:16,109 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer 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 -> e4382b57b29a0b5934fceb56c089bfd5b9abbe48 [2018-11-28 10:35:16,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:35:16,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:35:16,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:35:16,148 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:35:16,148 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:35:16,149 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/newton_1_5_false-unreach-call_true-termination.i [2018-11-28 10:35:16,194 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/09eb72f19/b7443b6e22eb449bb16c60875aa6eb29/FLAG3447cd827 [2018-11-28 10:35:16,542 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:35:16,542 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/sv-benchmarks/c/floats-cdfpl/newton_1_5_false-unreach-call_true-termination.i [2018-11-28 10:35:16,546 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/09eb72f19/b7443b6e22eb449bb16c60875aa6eb29/FLAG3447cd827 [2018-11-28 10:35:16,556 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/data/09eb72f19/b7443b6e22eb449bb16c60875aa6eb29 [2018-11-28 10:35:16,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:35:16,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:35:16,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:35:16,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:35:16,563 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:35:16,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4733a4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16, skipping insertion in model container [2018-11-28 10:35:16,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:35:16,582 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:35:16,696 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:35:16,700 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:35:16,716 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:35:16,728 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:35:16,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16 WrapperNode [2018-11-28 10:35:16,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:35:16,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:35:16,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:35:16,730 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:35:16,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:35:16,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:35:16,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:35:16,746 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:35:16,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... [2018-11-28 10:35:16,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:35:16,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:35:16,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:35:16,767 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:35:16,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/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 [2018-11-28 10:35:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:35:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:35:16,837 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 10:35:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 10:35:16,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:35:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:35:16,837 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-11-28 10:35:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-11-28 10:35:16,837 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:35:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:35:23,017 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:35:23,018 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 10:35:23,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:35:23 BoogieIcfgContainer [2018-11-28 10:35:23,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:35:23,019 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:35:23,019 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:35:23,022 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:35:23,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:35:16" (1/3) ... [2018-11-28 10:35:23,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3291af3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:35:23, skipping insertion in model container [2018-11-28 10:35:23,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:35:16" (2/3) ... [2018-11-28 10:35:23,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3291af3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:35:23, skipping insertion in model container [2018-11-28 10:35:23,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:35:23" (3/3) ... [2018-11-28 10:35:23,026 INFO L112 eAbstractionObserver]: Analyzing ICFG newton_1_5_false-unreach-call_true-termination.i [2018-11-28 10:35:23,034 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:35:23,040 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:35:23,054 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:35:23,074 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:35:23,075 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:35:23,075 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:35:23,075 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:35:23,078 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:35:23,078 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:35:23,079 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:35:23,079 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:35:23,079 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:35:23,090 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-11-28 10:35:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-28 10:35:23,093 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:23,094 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:23,095 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:35:23,098 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:23,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1667394832, now seen corresponding path program 1 times [2018-11-28 10:35:23,101 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:35:23,101 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/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 [2018-11-28 10:35:23,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:36:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:36:44,889 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:36:44,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:36:44 BoogieIcfgContainer [2018-11-28 10:36:44,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:36:44,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:36:44,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:36:44,909 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:36:44,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:35:23" (3/4) ... [2018-11-28 10:36:44,911 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 10:36:44,937 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cd18eb54-3b49-4543-ae62-92c96f734f4e/bin-2019/uautomizer/witness.graphml [2018-11-28 10:36:44,937 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:36:44,937 INFO L168 Benchmark]: Toolchain (without parser) took 88378.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:36:44,938 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:36:44,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.71 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:36:44,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.49 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:36:44,939 INFO L168 Benchmark]: Boogie Preprocessor took 20.89 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:36:44,940 INFO L168 Benchmark]: RCFGBuilder took 6251.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -200.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:36:44,940 INFO L168 Benchmark]: TraceAbstraction took 81889.53 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-11-28 10:36:44,941 INFO L168 Benchmark]: Witness Printer took 28.04 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. [2018-11-28 10:36:44,943 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.71 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.49 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.89 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6251.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -200.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 81889.53 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Witness Printer took 28.04 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: 28]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L16] float IN = __VERIFIER_nondet_float(); [L19] CALL, EXPR f(IN) VAL [\old(x)=-0.9821161031723022] [L6] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [\old(x)=-0.9821161031723022, \result=-0.8320216536521912, x=-0.9821161031723022] [L19] RET, EXPR f(IN) VAL [f(IN)=-0.8320216536521912, IN=-0.9821161031723022] [L19] CALL, EXPR fp(IN) VAL [\old(x)=-0.9821161031723022] [L11] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; VAL [\old(x)=-0.9821161031723022, \result=0.5577353239059448, x=-0.9821161031723022] [L19] RET, EXPR fp(IN) VAL [f(IN)=-0.8320216536521912, fp(IN)=0.5577353239059448, IN=-0.9821161031723022] [L19] float x = IN - f(IN)/fp(IN); [L27] COND TRUE !(x < 0.1) VAL [IN=-0.9821161031723022, x=0.5096697807312012] [L28] __VERIFIER_error() VAL [IN=-0.9821161031723022, x=0.5096697807312012] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. UNSAFE Result, 81.8s 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=22occurred 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, 3.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 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...