./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_4_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_4_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80e6cba3a638c96413a46f146860cf66cd7d52ab ......................................................................................................................................................................................................................................................... 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_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_4_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80e6cba3a638c96413a46f146860cf66cd7d52ab .............................................................................................................................................................................................................................................. 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 0.1.23-1dbac8b [2018-10-27 00:54:09,071 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:54:09,072 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:54:09,091 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:54:09,092 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:54:09,093 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:54:09,096 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:54:09,098 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:54:09,101 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:54:09,103 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:54:09,105 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:54:09,105 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:54:09,106 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:54:09,107 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:54:09,108 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:54:09,108 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:54:09,109 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:54:09,111 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:54:09,112 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:54:09,114 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:54:09,115 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:54:09,116 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:54:09,117 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:54:09,118 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:54:09,118 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:54:09,119 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:54:09,119 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:54:09,120 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:54:09,121 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:54:09,122 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:54:09,122 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:54:09,122 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:54:09,123 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:54:09,123 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:54:09,124 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:54:09,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:54:09,125 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 00:54:09,141 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:54:09,141 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:54:09,142 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:54:09,142 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:54:09,142 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:54:09,142 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:54:09,142 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 00:54:09,142 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:54:09,143 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 00:54:09,143 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 00:54:09,143 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:54:09,144 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:54:09,144 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:54:09,144 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:54:09,144 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:54:09,144 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:54:09,145 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:54:09,145 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:54:09,145 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:54:09,145 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:54:09,145 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:54:09,145 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:54:09,154 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:54:09,154 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:54:09,154 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:54:09,154 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:54:09,155 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:54:09,155 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:54:09,155 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:54:09,155 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:54:09,155 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 00:54:09,156 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:54:09,156 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:54:09,156 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 00:54:09,156 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan 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 -> Taipan 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 -> 80e6cba3a638c96413a46f146860cf66cd7d52ab [2018-10-27 00:54:09,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:54:09,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:54:09,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:54:09,211 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:54:09,212 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:54:09,212 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/../../sv-benchmarks/c/floats-cdfpl/newton_1_4_false-unreach-call_true-termination.i [2018-10-27 00:54:09,266 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/0c696a909/f9f36beab4a94b9ab30ca0f35eb9482c/FLAG2259b0dfe [2018-10-27 00:54:09,655 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:54:09,656 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/sv-benchmarks/c/floats-cdfpl/newton_1_4_false-unreach-call_true-termination.i [2018-10-27 00:54:09,664 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/0c696a909/f9f36beab4a94b9ab30ca0f35eb9482c/FLAG2259b0dfe [2018-10-27 00:54:09,676 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/0c696a909/f9f36beab4a94b9ab30ca0f35eb9482c [2018-10-27 00:54:09,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:54:09,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:54:09,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:54:09,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:54:09,684 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:54:09,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf30996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09, skipping insertion in model container [2018-10-27 00:54:09,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:54:09,713 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:54:09,863 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:54:09,867 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:54:09,883 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:54:09,898 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:54:09,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09 WrapperNode [2018-10-27 00:54:09,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:54:09,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:54:09,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:54:09,899 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:54:09,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:54:09,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:54:09,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:54:09,922 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:54:09,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... [2018-10-27 00:54:09,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:54:09,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:54:09,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:54:09,941 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:54:09,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/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 [2018-10-27 00:54:10,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:54:10,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:54:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-27 00:54:10,086 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-27 00:54:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:54:10,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:54:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:54:10,086 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:54:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-27 00:54:10,087 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-27 00:54:10,373 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:54:10,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:54:10 BoogieIcfgContainer [2018-10-27 00:54:10,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:54:10,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:54:10,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:54:10,379 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:54:10,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:54:09" (1/3) ... [2018-10-27 00:54:10,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16d8dfe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:54:10, skipping insertion in model container [2018-10-27 00:54:10,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:09" (2/3) ... [2018-10-27 00:54:10,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16d8dfe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:54:10, skipping insertion in model container [2018-10-27 00:54:10,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:54:10" (3/3) ... [2018-10-27 00:54:10,384 INFO L112 eAbstractionObserver]: Analyzing ICFG newton_1_4_false-unreach-call_true-termination.i [2018-10-27 00:54:10,395 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:54:10,406 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:54:10,447 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:54:10,517 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:54:10,517 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:54:10,517 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:54:10,517 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:54:10,517 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:54:10,518 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:54:10,518 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:54:10,518 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:54:10,559 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-10-27 00:54:10,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:54:10,566 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:54:10,567 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:54:10,570 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:54:10,578 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:54:10,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1511824848, now seen corresponding path program 1 times [2018-10-27 00:54:10,591 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:54:10,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:54:10,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:54:10,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:54:10,671 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:54:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:54:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:54:10,754 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 00:54:10,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:54:10 BoogieIcfgContainer [2018-10-27 00:54:10,789 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:54:10,789 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:54:10,789 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:54:10,792 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:54:10,792 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:54:10" (3/4) ... [2018-10-27 00:54:10,797 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:54:10,797 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:54:10,798 INFO L168 Benchmark]: Toolchain (without parser) took 1118.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 954.5 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:54:10,800 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:54:10,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.77 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 943.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:54:10,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.54 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:54:10,802 INFO L168 Benchmark]: Boogie Preprocessor took 18.97 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:54:10,805 INFO L168 Benchmark]: RCFGBuilder took 432.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:54:10,806 INFO L168 Benchmark]: TraceAbstraction took 414.11 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: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:54:10,806 INFO L168 Benchmark]: Witness Printer took 7.93 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. [2018-10-27 00:54:10,808 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 217.77 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 943.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.54 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.97 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 432.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 414.11 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: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Witness Printer took 7.93 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: - 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] RET 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] EXPR f(IN) VAL [f(IN)=1, IN=2] [L19] CALL, EXPR fp(IN) VAL [\old(x)=2] [L11] RET 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] 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, 0.2s 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 0.1.23-1dbac8b [2018-10-27 00:54:13,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:54:13,052 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:54:13,064 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:54:13,064 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:54:13,065 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:54:13,067 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:54:13,068 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:54:13,070 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:54:13,071 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:54:13,072 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:54:13,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:54:13,073 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:54:13,074 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:54:13,076 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:54:13,076 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:54:13,077 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:54:13,079 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:54:13,081 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:54:13,083 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:54:13,084 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:54:13,085 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:54:13,088 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:54:13,088 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:54:13,088 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:54:13,089 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:54:13,090 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:54:13,091 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:54:13,092 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:54:13,093 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:54:13,093 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:54:13,095 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:54:13,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:54:13,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:54:13,096 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:54:13,097 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:54:13,097 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 00:54:13,111 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:54:13,112 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:54:13,113 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:54:13,113 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:54:13,113 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:54:13,113 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:54:13,113 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:54:13,114 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:54:13,115 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:54:13,115 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:54:13,115 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:54:13,115 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:54:13,116 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:54:13,116 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:54:13,116 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:54:13,116 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:54:13,116 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:54:13,116 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:54:13,117 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:54:13,117 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:54:13,117 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:54:13,117 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:54:13,117 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:54:13,119 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:54:13,119 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:54:13,120 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:54:13,120 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:54:13,120 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:54:13,120 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:54:13,120 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:54:13,121 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:54:13,121 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:54:13,121 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_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan 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 -> Taipan 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 -> 80e6cba3a638c96413a46f146860cf66cd7d52ab [2018-10-27 00:54:13,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:54:13,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:54:13,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:54:13,179 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:54:13,179 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:54:13,180 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/../../sv-benchmarks/c/floats-cdfpl/newton_1_4_false-unreach-call_true-termination.i [2018-10-27 00:54:13,232 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/5562ca457/ecd1dc7d9295436985babdf35958e935/FLAG5abbaaf53 [2018-10-27 00:54:13,630 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:54:13,630 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/sv-benchmarks/c/floats-cdfpl/newton_1_4_false-unreach-call_true-termination.i [2018-10-27 00:54:13,636 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/5562ca457/ecd1dc7d9295436985babdf35958e935/FLAG5abbaaf53 [2018-10-27 00:54:13,648 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/data/5562ca457/ecd1dc7d9295436985babdf35958e935 [2018-10-27 00:54:13,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:54:13,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:54:13,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:54:13,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:54:13,661 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:54:13,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d8f0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13, skipping insertion in model container [2018-10-27 00:54:13,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:54:13,696 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:54:13,865 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:54:13,871 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:54:13,890 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:54:13,906 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:54:13,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13 WrapperNode [2018-10-27 00:54:13,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:54:13,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:54:13,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:54:13,907 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:54:13,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:54:13,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:54:13,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:54:13,934 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:54:13,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... [2018-10-27 00:54:13,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:54:13,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:54:13,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:54:13,960 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:54:13,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/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 [2018-10-27 00:54:14,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:54:14,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:54:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-27 00:54:14,021 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-27 00:54:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:54:14,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:54:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:54:14,022 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:54:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-27 00:54:14,023 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-27 00:54:20,817 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:54:20,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:54:20 BoogieIcfgContainer [2018-10-27 00:54:20,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:54:20,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:54:20,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:54:20,823 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:54:20,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:54:13" (1/3) ... [2018-10-27 00:54:20,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118023c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:54:20, skipping insertion in model container [2018-10-27 00:54:20,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:54:13" (2/3) ... [2018-10-27 00:54:20,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118023c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:54:20, skipping insertion in model container [2018-10-27 00:54:20,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:54:20" (3/3) ... [2018-10-27 00:54:20,828 INFO L112 eAbstractionObserver]: Analyzing ICFG newton_1_4_false-unreach-call_true-termination.i [2018-10-27 00:54:20,838 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:54:20,846 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:54:20,863 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:54:20,895 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 00:54:20,896 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:54:20,896 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:54:20,896 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:54:20,896 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:54:20,897 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:54:20,897 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:54:20,897 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:54:20,897 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:54:20,912 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-10-27 00:54:20,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:54:20,919 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:54:20,920 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:54:20,923 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:54:20,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:54:20,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1511824848, now seen corresponding path program 1 times [2018-10-27 00:54:20,934 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:54:20,934 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/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 [2018-10-27 00:54:20,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:57:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:57:19,447 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 00:57:19,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:57:19 BoogieIcfgContainer [2018-10-27 00:57:19,482 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:57:19,483 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:57:19,483 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:57:19,483 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:57:19,484 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:54:20" (3/4) ... [2018-10-27 00:57:19,487 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 00:57:19,531 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a9562f07-6c9e-4889-9220-f6378b94f0da/bin-2019/utaipan/witness.graphml [2018-10-27 00:57:19,531 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:57:19,532 INFO L168 Benchmark]: Toolchain (without parser) took 185877.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -189.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:57:19,534 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-10-27 00:57:19,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.00 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 938.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:19,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.96 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:19,536 INFO L168 Benchmark]: Boogie Preprocessor took 26.20 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:57:19,536 INFO L168 Benchmark]: RCFGBuilder took 6858.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 933.1 MB in the beginning and 1.2 GB in the end (delta: -224.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:19,537 INFO L168 Benchmark]: TraceAbstraction took 178663.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:19,537 INFO L168 Benchmark]: Witness Printer took 48.64 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. [2018-10-27 00:57:19,542 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 250.00 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 938.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.96 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.20 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 6858.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 933.1 MB in the beginning and 1.2 GB in the end (delta: -224.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 178663.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Witness Printer took 48.64 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)=-0.7921817302703857] [L6] RET 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)=-0.7921817302703857, \result=-0.7119645476341248, x=-0.7921817302703857] [L19] EXPR f(IN) VAL [f(IN)=-0.7119645476341248, IN=-0.7921817302703857] [L19] CALL, EXPR fp(IN) VAL [\old(x)=-0.7921817302703857] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; VAL [\old(x)=-0.7921817302703857, \result=0.7029765248298645, x=-0.7921817302703857] [L19] EXPR fp(IN) VAL [f(IN)=-0.7119645476341248, fp(IN)=0.7029765248298645, IN=-0.7921817302703857] [L19] float x = IN - f(IN)/fp(IN); [L27] COND TRUE !(x < 0.1) VAL [IN=-0.7921817302703857, x=0.22060394287109375] [L28] __VERIFIER_error() VAL [IN=-0.7921817302703857, x=0.22060394287109375] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. UNSAFE Result, 178.5s 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, 170.3s 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...