./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c --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_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/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 ad42bb2010d2b192065bfa0d559e83801dcf82da ................................................................................................................................................................................................................................... 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_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/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 ad42bb2010d2b192065bfa0d559e83801dcf82da ....................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:25:02,125 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:25:02,127 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:25:02,136 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:25:02,136 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:25:02,136 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:25:02,137 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:25:02,139 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:25:02,140 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:25:02,141 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:25:02,142 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:25:02,142 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:25:02,143 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:25:02,144 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:25:02,145 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:25:02,145 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:25:02,146 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:25:02,147 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:25:02,149 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:25:02,150 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:25:02,150 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:25:02,151 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:25:02,153 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:25:02,153 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:25:02,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:25:02,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:25:02,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:25:02,156 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:25:02,156 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:25:02,157 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:25:02,158 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:25:02,158 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:25:02,158 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:25:02,159 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:25:02,160 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:25:02,160 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:25:02,161 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 04:25:02,173 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:25:02,173 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:25:02,174 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:25:02,174 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:25:02,175 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:25:02,175 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:25:02,175 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:25:02,176 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:25:02,176 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:25:02,176 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:25:02,176 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:25:02,176 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:25:02,176 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:25:02,177 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:25:02,177 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:25:02,177 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:25:02,177 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:25:02,177 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:25:02,177 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:25:02,178 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:25:02,178 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:25:02,178 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:25:02,178 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:25:02,178 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:25:02,178 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:25:02,179 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:25:02,179 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 04:25:02,179 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:25:02,179 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:25:02,179 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_e3197983-ec46-4a32-b49e-eb79105d2392/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 -> ad42bb2010d2b192065bfa0d559e83801dcf82da [2018-11-10 04:25:02,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:25:02,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:25:02,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:25:02,225 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:25:02,226 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:25:02,227 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-10 04:25:02,284 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/a830cc6f2/ae129504068d45bf86e4dedb92c8cf1f/FLAG7c36bcf5b [2018-11-10 04:25:02,652 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:25:02,653 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-10 04:25:02,658 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/a830cc6f2/ae129504068d45bf86e4dedb92c8cf1f/FLAG7c36bcf5b [2018-11-10 04:25:02,672 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/a830cc6f2/ae129504068d45bf86e4dedb92c8cf1f [2018-11-10 04:25:02,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:25:02,677 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 04:25:02,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:25:02,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:25:02,682 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:25:02,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02, skipping insertion in model container [2018-11-10 04:25:02,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:25:02,716 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:25:02,875 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:25:02,879 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:25:02,892 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:25:02,902 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:25:02,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02 WrapperNode [2018-11-10 04:25:02,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:25:02,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:25:02,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:25:02,903 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:25:02,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... [2018-11-10 04:25:02,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:25:02,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:25:02,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:25:02,925 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:25:02,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/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 [2018-11-10 04:25:03,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:25:03,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:25:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:25:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:25:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 04:25:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:25:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:25:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:25:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:25:03,120 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:25:03,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:25:03 BoogieIcfgContainer [2018-11-10 04:25:03,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:25:03,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:25:03,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:25:03,124 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:25:03,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:25:02" (1/3) ... [2018-11-10 04:25:03,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45541819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:25:03, skipping insertion in model container [2018-11-10 04:25:03,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:02" (2/3) ... [2018-11-10 04:25:03,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45541819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:25:03, skipping insertion in model container [2018-11-10 04:25:03,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:25:03" (3/3) ... [2018-11-10 04:25:03,127 INFO L112 eAbstractionObserver]: Analyzing ICFG Rump_float_true-unreach-call_true-termination.c [2018-11-10 04:25:03,134 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:25:03,139 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:25:03,151 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:25:03,173 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:25:03,174 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:25:03,174 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:25:03,174 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:25:03,174 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:25:03,174 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:25:03,175 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:25:03,175 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:25:03,175 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:25:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-10 04:25:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 04:25:03,192 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:25:03,192 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:25:03,194 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:25:03,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:25:03,199 INFO L82 PathProgramCache]: Analyzing trace with hash 997393992, now seen corresponding path program 1 times [2018-11-10 04:25:03,200 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:25:03,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:25:03,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:25:03,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:25:03,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:25:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:25:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:25:03,288 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 04:25:03,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:25:03 BoogieIcfgContainer [2018-11-10 04:25:03,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:25:03,306 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:25:03,306 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:25:03,306 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:25:03,307 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:25:03" (3/4) ... [2018-11-10 04:25:03,310 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:25:03,310 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:25:03,311 INFO L168 Benchmark]: Toolchain (without parser) took 635.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -168.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:25:03,312 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:25:03,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.27 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:03,313 INFO L168 Benchmark]: Boogie Preprocessor took 21.89 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:25:03,314 INFO L168 Benchmark]: RCFGBuilder took 195.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:03,314 INFO L168 Benchmark]: TraceAbstraction took 184.32 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:03,315 INFO L168 Benchmark]: Witness Printer took 3.92 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. [2018-11-10 04:25:03,318 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 225.27 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.89 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 195.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 184.32 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.92 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: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 11. Possible FailurePath: [L8] float x,y,r; [L9] x = 77617.f [L10] y = 33096.f [L11] r = 333.75f * y*y*y*y*y*y + x*x * (11.0f * x*x*y*y - y*y*y*y*y*y - 121.0f * y*y*y*y - 2.0f) + 5.5f * y*y*y*y*y*y*y*y + x / (2.f * y) VAL [x=77617, y=33096] [L13] CALL __VERIFIER_assert((r >= 0)) VAL [\old(cond)=0] [L4] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L4] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 17 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=17occurred 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, 9 NumberOfCodeBlocks, 9 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 [2018-11-10 04:25:05,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:25:05,069 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:25:05,078 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:25:05,079 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:25:05,079 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:25:05,080 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:25:05,082 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:25:05,083 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:25:05,084 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:25:05,085 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:25:05,085 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:25:05,086 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:25:05,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:25:05,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:25:05,089 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:25:05,090 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:25:05,091 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:25:05,093 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:25:05,094 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:25:05,095 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:25:05,096 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:25:05,098 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:25:05,099 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:25:05,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:25:05,100 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:25:05,101 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:25:05,101 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:25:05,102 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:25:05,103 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:25:05,103 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:25:05,104 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:25:05,104 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:25:05,104 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:25:05,105 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:25:05,106 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:25:05,106 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-10 04:25:05,119 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:25:05,120 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:25:05,120 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:25:05,121 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:25:05,121 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:25:05,121 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:25:05,122 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:25:05,122 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:25:05,122 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:25:05,122 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:25:05,122 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:25:05,122 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:25:05,123 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:25:05,123 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:25:05,123 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:25:05,123 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:25:05,123 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:25:05,123 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:25:05,124 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:25:05,124 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:25:05,124 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:25:05,124 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:25:05,124 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:25:05,125 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:25:05,125 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:25:05,125 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:25:05,125 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:25:05,125 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-10 04:25:05,125 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:25:05,126 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:25:05,126 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:25:05,126 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_e3197983-ec46-4a32-b49e-eb79105d2392/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 -> ad42bb2010d2b192065bfa0d559e83801dcf82da [2018-11-10 04:25:05,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:25:05,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:25:05,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:25:05,175 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:25:05,175 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:25:05,176 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-10 04:25:05,221 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/afbaf5383/0ceacaa3d5b9450285b13431b5832987/FLAG4e2f90415 [2018-11-10 04:25:05,596 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:25:05,597 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-10 04:25:05,602 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/afbaf5383/0ceacaa3d5b9450285b13431b5832987/FLAG4e2f90415 [2018-11-10 04:25:05,613 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/data/afbaf5383/0ceacaa3d5b9450285b13431b5832987 [2018-11-10 04:25:05,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:25:05,617 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 04:25:05,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:25:05,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:25:05,622 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:25:05,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ff5fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05, skipping insertion in model container [2018-11-10 04:25:05,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:25:05,648 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:25:05,788 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:25:05,794 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:25:05,814 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:25:05,826 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:25:05,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05 WrapperNode [2018-11-10 04:25:05,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:25:05,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:25:05,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:25:05,827 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:25:05,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... [2018-11-10 04:25:05,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:25:05,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:25:05,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:25:05,855 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:25:05,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/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 [2018-11-10 04:25:05,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:25:05,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:25:05,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:25:05,909 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 04:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:25:06,069 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:25:06,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:25:06 BoogieIcfgContainer [2018-11-10 04:25:06,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:25:06,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:25:06,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:25:06,074 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:25:06,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:25:05" (1/3) ... [2018-11-10 04:25:06,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c748b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:25:06, skipping insertion in model container [2018-11-10 04:25:06,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:25:05" (2/3) ... [2018-11-10 04:25:06,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c748b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:25:06, skipping insertion in model container [2018-11-10 04:25:06,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:25:06" (3/3) ... [2018-11-10 04:25:06,078 INFO L112 eAbstractionObserver]: Analyzing ICFG Rump_float_true-unreach-call_true-termination.c [2018-11-10 04:25:06,088 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:25:06,096 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:25:06,110 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:25:06,133 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:25:06,133 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:25:06,133 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:25:06,134 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:25:06,134 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:25:06,134 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:25:06,134 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:25:06,134 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:25:06,134 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:25:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-10 04:25:06,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 04:25:06,154 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:25:06,155 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:25:06,157 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:25:06,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:25:06,163 INFO L82 PathProgramCache]: Analyzing trace with hash 997393992, now seen corresponding path program 1 times [2018-11-10 04:25:06,168 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:25:06,168 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/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 [2018-11-10 04:25:06,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:25:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:25:09,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:25:09,464 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 5 [2018-11-10 04:25:09,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:25:09,485 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 04:25:09,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:25:09,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 04:25:09,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 04:25:09,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 04:25:09,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 04:25:09,535 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 5 states. [2018-11-10 04:25:09,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:25:09,589 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2018-11-10 04:25:09,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 04:25:09,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2018-11-10 04:25:09,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:25:09,596 INFO L225 Difference]: With dead ends: 24 [2018-11-10 04:25:09,597 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 04:25:09,599 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:25:09,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 04:25:09,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 04:25:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 04:25:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 04:25:09,622 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2018-11-10 04:25:09,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:25:09,623 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 04:25:09,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 04:25:09,623 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 04:25:09,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:25:09,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 04:25:09,682 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-10 04:25:09,682 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:25:09,682 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:25:09,683 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 04:25:09,683 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 04:25:09,683 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:25:09,683 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 6 15) the Hoare annotation is: true [2018-11-10 04:25:09,684 INFO L421 ceAbstractionStarter]: At program point L13(line 13) the Hoare annotation is: (= (let ((.cse1 ((_ to_fp 8 24) RNE 77617.0)) (.cse2 ((_ to_fp 8 24) RNE 2.0)) (.cse0 ((_ to_fp 8 24) RNE 33096.0))) (fp.add RNE (fp.add RNE (fp.add RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE ((_ to_fp 8 24) RNE (/ 1335.0 4.0)) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0) (fp.mul RNE (fp.mul RNE .cse1 .cse1) (fp.sub RNE (fp.sub RNE (fp.sub RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE ((_ to_fp 8 24) RNE 11.0) .cse1) .cse1) .cse0) .cse0) (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE .cse0 .cse0) .cse0) .cse0) .cse0) .cse0)) (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE ((_ to_fp 8 24) RNE 121.0) .cse0) .cse0) .cse0) .cse0)) .cse2))) (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE (fp.mul RNE ((_ to_fp 8 24) RNE (/ 11.0 2.0)) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0)) (fp.div RNE .cse1 (fp.mul RNE .cse2 .cse0)))) main_~r~0) [2018-11-10 04:25:09,684 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 6 15) no Hoare annotation was computed. [2018-11-10 04:25:09,685 INFO L425 ceAbstractionStarter]: For program point L13-1(line 13) no Hoare annotation was computed. [2018-11-10 04:25:09,685 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 6 15) no Hoare annotation was computed. [2018-11-10 04:25:09,685 INFO L425 ceAbstractionStarter]: For program point L4-3(line 4) no Hoare annotation was computed. [2018-11-10 04:25:09,686 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 4) the Hoare annotation is: true [2018-11-10 04:25:09,686 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2018-11-10 04:25:09,686 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 4) no Hoare annotation was computed. [2018-11-10 04:25:09,686 INFO L425 ceAbstractionStarter]: For program point L4(line 4) no Hoare annotation was computed. [2018-11-10 04:25:09,686 INFO L425 ceAbstractionStarter]: For program point L4-1(line 4) no Hoare annotation was computed. [2018-11-10 04:25:09,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:25:09 BoogieIcfgContainer [2018-11-10 04:25:09,689 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:25:09,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:25:09,690 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:25:09,690 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:25:09,690 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:25:06" (3/4) ... [2018-11-10 04:25:09,693 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:25:09,699 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 04:25:09,700 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 04:25:09,700 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-10 04:25:09,703 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 04:25:09,703 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:25:09,703 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 04:25:09,733 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e3197983-ec46-4a32-b49e-eb79105d2392/bin-2019/uautomizer/witness.graphml [2018-11-10 04:25:09,733 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:25:09,734 INFO L168 Benchmark]: Toolchain (without parser) took 4117.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -101.8 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:09,735 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:25:09,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:09,736 INFO L168 Benchmark]: Boogie Preprocessor took 27.70 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 934.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:09,737 INFO L168 Benchmark]: RCFGBuilder took 214.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 934.5 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:09,738 INFO L168 Benchmark]: TraceAbstraction took 3618.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:09,738 INFO L168 Benchmark]: Witness Printer took 44.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:25:09,741 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 209.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.70 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 934.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 214.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 934.5 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3618.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. * Witness Printer took 44.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 17 locations, 1 error locations. SAFE Result, 3.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 7 SDslu, 27 SDs, 0 SdLazy, 7 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 195 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 1640 SizeOfPredicates, 4 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...