./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float11_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/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 886aa0a053757b8ae42cb6f24d8eab35e734c9f7 .............................................................................................................................................................................................................................. 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_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/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 886aa0a053757b8ae42cb6f24d8eab35e734c9f7 .......................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 14:07:47,786 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 14:07:47,787 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 14:07:47,793 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 14:07:47,793 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 14:07:47,794 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 14:07:47,794 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 14:07:47,795 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 14:07:47,796 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 14:07:47,796 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 14:07:47,797 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 14:07:47,797 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 14:07:47,797 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 14:07:47,798 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 14:07:47,798 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 14:07:47,798 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 14:07:47,799 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 14:07:47,800 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 14:07:47,800 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 14:07:47,801 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 14:07:47,802 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 14:07:47,802 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 14:07:47,803 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 14:07:47,803 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 14:07:47,803 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 14:07:47,804 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 14:07:47,804 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 14:07:47,805 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 14:07:47,805 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 14:07:47,806 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 14:07:47,806 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 14:07:47,806 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 14:07:47,806 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 14:07:47,806 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 14:07:47,807 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 14:07:47,807 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 14:07:47,807 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 14:07:47,814 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 14:07:47,814 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 14:07:47,815 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 14:07:47,815 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 14:07:47,815 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 14:07:47,815 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 14:07:47,815 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 14:07:47,815 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 14:07:47,815 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 14:07:47,815 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 14:07:47,816 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 14:07:47,816 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 14:07:47,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 14:07:47,817 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 14:07:47,817 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 14:07:47,817 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 14:07:47,817 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 14:07:47,817 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 14:07:47,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 14:07:47,817 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_0449deea-5d88-4f32-8ee7-59632b30f290/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 -> 886aa0a053757b8ae42cb6f24d8eab35e734c9f7 [2018-12-01 14:07:47,834 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 14:07:47,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 14:07:47,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 14:07:47,844 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 14:07:47,844 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 14:07:47,844 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float11_true-unreach-call_true-termination.i [2018-12-01 14:07:47,878 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/e6f28eedc/32abf880c14c424ba6ceb86e110858c1/FLAG2574aae6e [2018-12-01 14:07:48,232 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 14:07:48,233 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/sv-benchmarks/c/floats-cbmc-regression/float11_true-unreach-call_true-termination.i [2018-12-01 14:07:48,237 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/e6f28eedc/32abf880c14c424ba6ceb86e110858c1/FLAG2574aae6e [2018-12-01 14:07:48,620 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/e6f28eedc/32abf880c14c424ba6ceb86e110858c1 [2018-12-01 14:07:48,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 14:07:48,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 14:07:48,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 14:07:48,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 14:07:48,626 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 14:07:48,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71296e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48, skipping insertion in model container [2018-12-01 14:07:48,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 14:07:48,646 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 14:07:48,744 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:07:48,747 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 14:07:48,759 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:07:48,766 INFO L195 MainTranslator]: Completed translation [2018-12-01 14:07:48,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48 WrapperNode [2018-12-01 14:07:48,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 14:07:48,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 14:07:48,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 14:07:48,768 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 14:07:48,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 14:07:48,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 14:07:48,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 14:07:48,780 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 14:07:48,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... [2018-12-01 14:07:48,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 14:07:48,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 14:07:48,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 14:07:48,794 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 14:07:48,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/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 [2018-12-01 14:07:48,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 14:07:48,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 14:07:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 14:07:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 14:07:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 14:07:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 14:07:49,006 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 14:07:49,007 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-01 14:07:49,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:07:49 BoogieIcfgContainer [2018-12-01 14:07:49,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 14:07:49,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 14:07:49,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 14:07:49,010 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 14:07:49,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 02:07:48" (1/3) ... [2018-12-01 14:07:49,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@350e2e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:07:49, skipping insertion in model container [2018-12-01 14:07:49,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:48" (2/3) ... [2018-12-01 14:07:49,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@350e2e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:07:49, skipping insertion in model container [2018-12-01 14:07:49,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:07:49" (3/3) ... [2018-12-01 14:07:49,013 INFO L112 eAbstractionObserver]: Analyzing ICFG float11_true-unreach-call_true-termination.i [2018-12-01 14:07:49,021 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 14:07:49,027 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 30 error locations. [2018-12-01 14:07:49,037 INFO L257 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2018-12-01 14:07:49,055 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 14:07:49,055 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 14:07:49,055 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 14:07:49,055 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 14:07:49,056 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 14:07:49,056 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 14:07:49,056 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 14:07:49,056 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 14:07:49,056 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 14:07:49,067 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2018-12-01 14:07:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-01 14:07:49,070 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 14:07:49,071 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-12-01 14:07:49,073 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 14:07:49,076 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 14:07:49,076 INFO L82 PathProgramCache]: Analyzing trace with hash -680722770, now seen corresponding path program 1 times [2018-12-01 14:07:49,077 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 14:07:49,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 14:07:49,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 14:07:49,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 14:07:49,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 14:07:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:07:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:07:49,122 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-01 14:07:49,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 02:07:49 BoogieIcfgContainer [2018-12-01 14:07:49,131 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 14:07:49,131 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 14:07:49,131 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 14:07:49,131 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 14:07:49,132 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:07:49" (3/4) ... [2018-12-01 14:07:49,134 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 14:07:49,134 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 14:07:49,134 INFO L168 Benchmark]: Toolchain (without parser) took 512.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:07:49,135 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:07:49,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 143.69 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:49,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 12.62 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:07:49,136 INFO L168 Benchmark]: Boogie Preprocessor took 13.37 ms. Allocated memory is still 1.0 GB. Free memory was 942.6 MB in the beginning and 939.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:49,137 INFO L168 Benchmark]: RCFGBuilder took 213.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:49,137 INFO L168 Benchmark]: TraceAbstraction took 123.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:49,138 INFO L168 Benchmark]: Witness Printer took 2.62 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. [2018-12-01 14:07:49,140 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 143.69 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 12.62 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.37 ms. Allocated memory is still 1.0 GB. Free memory was 942.6 MB in the beginning and 939.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 213.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 123.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Witness Printer took 2.62 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: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 5. Possible FailurePath: [L5] COND TRUE !(1.0<2.5) [L5] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 98 locations, 30 error locations. UNSAFE Result, 0.0s 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=98occurred 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, 6 NumberOfCodeBlocks, 6 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 0.1.23-635dfa2 [2018-12-01 14:07:50,474 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 14:07:50,476 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 14:07:50,484 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 14:07:50,484 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 14:07:50,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 14:07:50,485 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 14:07:50,486 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 14:07:50,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 14:07:50,488 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 14:07:50,489 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 14:07:50,489 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 14:07:50,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 14:07:50,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 14:07:50,490 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 14:07:50,491 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 14:07:50,491 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 14:07:50,492 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 14:07:50,493 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 14:07:50,493 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 14:07:50,494 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 14:07:50,494 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 14:07:50,496 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 14:07:50,496 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 14:07:50,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 14:07:50,496 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 14:07:50,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 14:07:50,497 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 14:07:50,497 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 14:07:50,498 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 14:07:50,498 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 14:07:50,498 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 14:07:50,498 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 14:07:50,499 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 14:07:50,499 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 14:07:50,499 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 14:07:50,500 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-01 14:07:50,507 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 14:07:50,507 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 14:07:50,507 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 14:07:50,507 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 14:07:50,508 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 14:07:50,508 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 14:07:50,508 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 14:07:50,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 14:07:50,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 14:07:50,508 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 14:07:50,508 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 14:07:50,508 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 14:07:50,508 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 14:07:50,509 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 14:07:50,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 14:07:50,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 14:07:50,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 14:07:50,510 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 14:07:50,510 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-01 14:07:50,510 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 14:07:50,510 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 14:07:50,510 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 14:07:50,510 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_0449deea-5d88-4f32-8ee7-59632b30f290/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 -> 886aa0a053757b8ae42cb6f24d8eab35e734c9f7 [2018-12-01 14:07:50,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 14:07:50,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 14:07:50,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 14:07:50,543 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 14:07:50,543 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 14:07:50,544 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float11_true-unreach-call_true-termination.i [2018-12-01 14:07:50,589 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/dc1fff04d/f8c251954b3f4f14a6d86ba91d4d2d86/FLAG576738ed7 [2018-12-01 14:07:50,973 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 14:07:50,973 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/sv-benchmarks/c/floats-cbmc-regression/float11_true-unreach-call_true-termination.i [2018-12-01 14:07:50,977 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/dc1fff04d/f8c251954b3f4f14a6d86ba91d4d2d86/FLAG576738ed7 [2018-12-01 14:07:50,985 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/data/dc1fff04d/f8c251954b3f4f14a6d86ba91d4d2d86 [2018-12-01 14:07:50,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 14:07:50,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 14:07:50,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 14:07:50,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 14:07:50,990 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 14:07:50,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:07:50" (1/1) ... [2018-12-01 14:07:50,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4924fd81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:50, skipping insertion in model container [2018-12-01 14:07:50,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:07:50" (1/1) ... [2018-12-01 14:07:50,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 14:07:51,006 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 14:07:51,094 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:07:51,099 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 14:07:51,112 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:07:51,120 INFO L195 MainTranslator]: Completed translation [2018-12-01 14:07:51,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51 WrapperNode [2018-12-01 14:07:51,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 14:07:51,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 14:07:51,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 14:07:51,121 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 14:07:51,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 14:07:51,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 14:07:51,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 14:07:51,136 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 14:07:51,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... [2018-12-01 14:07:51,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 14:07:51,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 14:07:51,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 14:07:51,153 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 14:07:51,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/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 [2018-12-01 14:07:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 14:07:51,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 14:07:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 14:07:51,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 14:07:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 14:07:51,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 14:07:51,363 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 14:07:51,363 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-01 14:07:51,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:07:51 BoogieIcfgContainer [2018-12-01 14:07:51,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 14:07:51,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 14:07:51,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 14:07:51,366 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 14:07:51,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 02:07:50" (1/3) ... [2018-12-01 14:07:51,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5142b4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:07:51, skipping insertion in model container [2018-12-01 14:07:51,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:07:51" (2/3) ... [2018-12-01 14:07:51,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5142b4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:07:51, skipping insertion in model container [2018-12-01 14:07:51,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:07:51" (3/3) ... [2018-12-01 14:07:51,368 INFO L112 eAbstractionObserver]: Analyzing ICFG float11_true-unreach-call_true-termination.i [2018-12-01 14:07:51,374 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 14:07:51,378 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 30 error locations. [2018-12-01 14:07:51,386 INFO L257 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2018-12-01 14:07:51,405 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 14:07:51,405 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 14:07:51,405 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 14:07:51,405 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 14:07:51,405 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 14:07:51,405 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 14:07:51,405 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 14:07:51,406 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 14:07:51,406 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 14:07:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2018-12-01 14:07:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-01 14:07:51,420 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 14:07:51,421 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-12-01 14:07:51,423 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 14:07:51,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 14:07:51,427 INFO L82 PathProgramCache]: Analyzing trace with hash -680722770, now seen corresponding path program 1 times [2018-12-01 14:07:51,429 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-01 14:07:51,430 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-01 14:07:51,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 14:07:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:07:51,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 14:07:51,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:07:51,472 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 14:07:51,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 14:07:51,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 14:07:51,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 14:07:51,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 14:07:51,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 14:07:51,485 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 2 states. [2018-12-01 14:07:51,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 14:07:51,500 INFO L93 Difference]: Finished difference Result 131 states and 188 transitions. [2018-12-01 14:07:51,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 14:07:51,501 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2018-12-01 14:07:51,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 14:07:51,504 INFO L225 Difference]: With dead ends: 131 [2018-12-01 14:07:51,505 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 14:07:51,507 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 14:07:51,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 14:07:51,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 14:07:51,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 14:07:51,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 14:07:51,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-12-01 14:07:51,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 14:07:51,522 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 14:07:51,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 14:07:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 14:07:51,522 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 14:07:51,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 14:07:51,551 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-12-01 14:07:51,551 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 14:07:51,551 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-01 14:07:51,552 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 2 40) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point L19(line 19) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point L19-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point L20(line 20) no Hoare annotation was computed. [2018-12-01 14:07:51,552 INFO L448 ceAbstractionStarter]: For program point L20-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L37-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point mainErr23ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L38(line 38) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L38-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L5-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point L22-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,553 INFO L448 ceAbstractionStarter]: For program point mainErr22ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L6(line 6) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L39-2(lines 2 40) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L6-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L7(line 7) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L7-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L8(line 8) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L8-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L9(line 9) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L9-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,554 INFO L448 ceAbstractionStarter]: For program point L10(line 10) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L10-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L27-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point mainErr18ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L11(line 11) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L11-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L28-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point mainErr27ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point mainErr19ASSERT_VIOLATIONERROR_FUNCTION(line 28) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L12(line 12) no Hoare annotation was computed. [2018-12-01 14:07:51,555 INFO L448 ceAbstractionStarter]: For program point L12-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point mainErr21ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point L29-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point L13(line 13) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point L13-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point mainErr16ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 2 40) the Hoare annotation is: true [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point L30-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point mainErr29ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2018-12-01 14:07:51,556 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point L31-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point mainErr24ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point mainErr17ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point mainErr28ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point mainErr25ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point L32(line 32) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point L32-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point mainErr26ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point L16-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point L33-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,557 INFO L448 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point L17(line 17) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point L17-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point L34-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point L18(line 18) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point L18-2(lines 3 40) no Hoare annotation was computed. [2018-12-01 14:07:51,558 INFO L448 ceAbstractionStarter]: For program point mainErr20ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2018-12-01 14:07:51,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 02:07:51 BoogieIcfgContainer [2018-12-01 14:07:51,560 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 14:07:51,561 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 14:07:51,561 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 14:07:51,561 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 14:07:51,561 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:07:51" (3/4) ... [2018-12-01 14:07:51,563 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 14:07:51,567 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 14:07:51,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 14:07:51,571 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-01 14:07:51,571 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 14:07:51,571 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 14:07:51,602 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0449deea-5d88-4f32-8ee7-59632b30f290/bin-2019/uautomizer/witness.graphml [2018-12-01 14:07:51,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 14:07:51,603 INFO L168 Benchmark]: Toolchain (without parser) took 615.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:51,604 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:07:51,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.75 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:51,604 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.23 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:51,604 INFO L168 Benchmark]: Boogie Preprocessor took 17.05 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:07:51,604 INFO L168 Benchmark]: RCFGBuilder took 210.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:51,604 INFO L168 Benchmark]: TraceAbstraction took 196.27 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: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:51,605 INFO L168 Benchmark]: Witness Printer took 41.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-01 14:07:51,606 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 132.75 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 14.23 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.05 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 210.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 196.27 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: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Witness Printer took 41.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 32]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 33]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 10]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 16]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 22]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 29]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 38]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 19]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 24]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 36]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 23]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 9]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 30]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 21]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 18]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 28]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 39]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 31]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 20]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 7]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 34]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 27]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 98 locations, 30 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 37 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred 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, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 12 ConjunctsInSsa, 1 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...