./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 972303fe4f4c5950cee9943f536eb8f034cbc47a .......................................................................................................................................................................................................................................................................................................................................................................................................... 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_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 972303fe4f4c5950cee9943f536eb8f034cbc47a ......................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:20:43,857 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:20:43,859 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:20:43,867 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:20:43,867 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:20:43,868 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:20:43,869 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:20:43,870 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:20:43,871 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:20:43,871 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:20:43,872 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:20:43,872 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:20:43,873 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:20:43,873 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:20:43,874 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:20:43,875 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:20:43,875 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:20:43,876 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:20:43,878 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:20:43,879 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:20:43,879 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:20:43,880 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:20:43,882 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:20:43,882 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:20:43,882 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:20:43,883 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:20:43,883 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:20:43,884 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:20:43,884 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:20:43,885 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:20:43,885 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:20:43,886 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:20:43,886 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:20:43,886 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:20:43,887 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:20:43,887 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:20:43,887 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:20:43,897 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:20:43,897 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:20:43,898 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:20:43,898 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:20:43,898 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:20:43,898 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:20:43,898 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:20:43,898 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:20:43,898 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:20:43,899 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:20:43,899 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:20:43,899 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:20:43,899 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:20:43,899 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:20:43,900 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:20:43,901 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:20:43,901 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:20:43,901 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:20:43,901 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:20:43,901 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:20:43,901 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:20:43,901 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:20:43,902 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:20:43,902 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:20:43,902 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:20:43,902 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:20:43,902 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:20:43,902 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:20:43,902 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:20:43,903 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:20:43,903 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 972303fe4f4c5950cee9943f536eb8f034cbc47a [2018-11-18 15:20:43,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:20:43,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:20:43,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:20:43,938 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:20:43,939 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:20:43,939 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c [2018-11-18 15:20:43,979 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/c5c48418a/2dde3da8318141bc94b08b83afd8f799/FLAG59983d07f [2018-11-18 15:20:44,388 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:20:44,388 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c [2018-11-18 15:20:44,394 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/c5c48418a/2dde3da8318141bc94b08b83afd8f799/FLAG59983d07f [2018-11-18 15:20:44,405 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/c5c48418a/2dde3da8318141bc94b08b83afd8f799 [2018-11-18 15:20:44,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:20:44,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:20:44,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:20:44,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:20:44,410 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:20:44,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@263ee91f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44, skipping insertion in model container [2018-11-18 15:20:44,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:20:44,440 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:20:44,579 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:20:44,606 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:20:44,626 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:20:44,716 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:20:44,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44 WrapperNode [2018-11-18 15:20:44,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:20:44,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:20:44,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:20:44,717 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:20:44,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:20:44,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:20:44,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:20:44,738 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:20:44,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... [2018-11-18 15:20:44,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:20:44,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:20:44,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:20:44,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:20:44,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:20:44,834 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 15:20:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 15:20:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:20:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:20:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 15:20:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 15:20:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 15:20:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 15:20:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 15:20:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:20:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:20:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:20:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:20:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 15:20:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 15:20:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:20:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:20:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 15:20:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 15:20:47,540 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:20:47,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:20:47 BoogieIcfgContainer [2018-11-18 15:20:47,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:20:47,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:20:47,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:20:47,544 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:20:47,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:20:44" (1/3) ... [2018-11-18 15:20:47,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17914825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:20:47, skipping insertion in model container [2018-11-18 15:20:47,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:44" (2/3) ... [2018-11-18 15:20:47,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17914825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:20:47, skipping insertion in model container [2018-11-18 15:20:47,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:20:47" (3/3) ... [2018-11-18 15:20:47,547 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c [2018-11-18 15:20:47,556 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:20:47,560 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:20:47,572 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:20:47,591 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:20:47,591 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:20:47,591 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:20:47,592 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:20:47,592 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:20:47,592 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:20:47,592 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:20:47,592 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:20:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-18 15:20:47,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 15:20:47,606 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:20:47,607 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:20:47,608 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:20:47,612 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:47,612 INFO L82 PathProgramCache]: Analyzing trace with hash -1837241242, now seen corresponding path program 1 times [2018-11-18 15:20:47,613 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:20:47,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:47,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:47,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:47,650 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:20:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:47,981 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 15:20:48,003 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2963 could not be translated for associated CType ARRAY#_362_~DOUBLE# [2018-11-18 15:20:48,004 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2990 could not be translated for associated CType ARRAY#_362_~DOUBLE# [2018-11-18 15:20:48,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:20:48 BoogieIcfgContainer [2018-11-18 15:20:48,013 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:20:48,013 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:20:48,014 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:20:48,014 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:20:48,014 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:20:47" (3/4) ... [2018-11-18 15:20:48,018 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:20:48,018 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:20:48,019 INFO L168 Benchmark]: Toolchain (without parser) took 3611.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 959.1 MB in the beginning and 818.3 MB in the end (delta: 140.8 MB). Peak memory consumption was 257.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:20:48,020 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-18 15:20:48,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:20:48,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.25 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:20:48,022 INFO L168 Benchmark]: Boogie Preprocessor took 38.16 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:20:48,022 INFO L168 Benchmark]: RCFGBuilder took 2764.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 877.5 MB in the end (delta: 228.9 MB). Peak memory consumption was 228.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:20:48,023 INFO L168 Benchmark]: TraceAbstraction took 471.53 ms. Allocated memory is still 1.1 GB. Free memory was 877.5 MB in the beginning and 818.3 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:20:48,023 INFO L168 Benchmark]: Witness Printer took 4.72 ms. Allocated memory is still 1.1 GB. Free memory is still 818.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:20:48,026 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 308.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.25 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.16 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2764.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 877.5 MB in the end (delta: 228.9 MB). Peak memory consumption was 228.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 471.53 ms. Allocated memory is still 1.1 GB. Free memory was 877.5 MB in the beginning and 818.3 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.72 ms. Allocated memory is still 1.1 GB. Free memory is still 818.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2963 could not be translated for associated CType ARRAY#_362_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2990 could not be translated for associated CType ARRAY#_362_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of to_int at line 116, overapproximation of someUnaryDOUBLEoperation at line 137, overapproximation of someBinaryArithmeticDOUBLEoperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of to_real at line 117. Possible FailurePath: [L15-L107] FCALL const double T[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 0.51503807491005, 0.50000000000000, 0.48480962024634, 0.46947156278589, 0.45399049973955, 0.43837114678908, 0.42261826174070, 0.40673664307580, 0.39073112848927, 0.37460659341591, 0.35836794954530, 0.34202014332567, 0.32556815445716, 0.30901699437495, 0.29237170472274, 0.27563735581700, 0.25881904510252, 0.24192189559967, 0.22495105434387, 0.20791169081776, 0.19080899537654, 0.17364817766693, 0.15643446504023, 0.13917310096007, 0.12186934340515, 0.10452846326765, 0.08715574274766, 0.06975647374413, 0.05233595624294, 0.03489949670250, 0.01745240643728, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -0.08715574274766, -0.10452846326765, -0.12186934340515, -0.13917310096007, -0.15643446504023, -0.17364817766693, -0.19080899537654, -0.20791169081776, -0.22495105434386, -0.24192189559967, -0.25881904510252, -0.27563735581700, -0.29237170472274, -0.30901699437495, -0.32556815445716, -0.34202014332567, -0.35836794954530, -0.37460659341591, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; VAL [\old(T)=null, \old(T)=null, T={2954:0}] [L143] double a, r; [L145] a = __VERIFIER_nondet_double() [L148] CALL, EXPR SIN(a) VAL [\old(x)=2917, T={2954:0}] [L137] COND TRUE x<0 VAL [\old(x)=2917, T={2954:0}, x=2917] [L137] CALL, EXPR SIN_POS(-x) VAL [T={2954:0}] [L131] COND TRUE x>180 VAL [\old(x)=3068, T={2954:0}, x=3068] [L131] CALL, EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={2954:0}] [L125] COND FALSE !(x<0) VAL [\old(x)=3082, T={2954:0}, x=3082] [L126] CALL, EXPR SIN_0_180(x) VAL [\old(x)=3082, T={2954:0}] [L112] double dx, i_dx, v_inf; [L113] double v_sup; [L114] int i; [L115] dx = 2*x [L116] i = dx [L117] i_dx = i [L118] EXPR, FCALL T[i] [L118] v_inf = T[i] [L119] EXPR, FCALL T[i+1] [L119] v_sup = T[i+1] [L120] RET return v_inf + (dx - i_dx) * (v_sup - v_inf); VAL [\old(x)=3082, i=113, T={2954:0}, v_inf=23012621336311/25000000000000, v_sup=4567727288213/5000000000000, x=3082] [L126] EXPR SIN_0_180(x) VAL [\old(x)=3082, SIN_0_180(x)=3061, T={2954:0}, x=3082] [L126] RET return SIN_0_180(x); [L131] EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [\old(x)=3068, SIN_180(x-360.*(int)((x+180.)/360.))=3061, T={2954:0}, x=3068] [L131] RET return SIN_180(x-360.*(int)((x+180.)/360.)); [L137] EXPR SIN_POS(-x) VAL [\old(x)=2917, SIN_POS(-x)=3061, T={2954:0}, x=2917] [L137] RET return -SIN_POS(-x); [L148] EXPR SIN(a) VAL [a=2917, SIN(a)=2945, T={2954:0}] [L148] r = SIN(a) [L150] CALL __VERIFIER_assert(r >= -1e5 && r <= 1e5) VAL [\old(cond)=0, T={2954:0}] [L12] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={2954:0}] [L12] __VERIFIER_error() VAL [\old(cond)=0, cond=0, T={2954:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.4s 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=47occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 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 0.1.23-5842f4b [2018-11-18 15:20:49,492 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:20:49,494 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:20:49,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:20:49,502 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:20:49,503 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:20:49,504 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:20:49,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:20:49,506 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:20:49,506 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:20:49,507 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:20:49,507 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:20:49,508 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:20:49,509 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:20:49,509 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:20:49,510 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:20:49,510 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:20:49,511 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:20:49,513 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:20:49,514 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:20:49,514 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:20:49,515 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:20:49,517 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:20:49,517 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:20:49,517 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:20:49,517 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:20:49,518 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:20:49,519 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:20:49,519 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:20:49,520 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:20:49,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:20:49,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:20:49,521 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:20:49,521 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:20:49,521 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:20:49,522 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:20:49,522 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 15:20:49,532 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:20:49,532 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:20:49,532 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:20:49,533 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:20:49,533 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:20:49,533 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:20:49,533 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:20:49,533 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:20:49,533 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:20:49,533 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:20:49,534 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:20:49,534 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:20:49,534 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:20:49,534 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:20:49,534 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:20:49,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:20:49,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:20:49,536 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:20:49,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:20:49,536 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:20:49,536 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:20:49,536 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:20:49,536 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:20:49,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:20:49,537 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:20:49,537 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:20:49,537 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:20:49,537 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:20:49,537 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_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 972303fe4f4c5950cee9943f536eb8f034cbc47a [2018-11-18 15:20:49,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:20:49,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:20:49,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:20:49,578 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:20:49,578 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:20:49,579 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c [2018-11-18 15:20:49,620 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/11590a94a/de96aeb157ea4c8a9303b23d333e101c/FLAGca973a17a [2018-11-18 15:20:50,020 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:20:50,020 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c [2018-11-18 15:20:50,025 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/11590a94a/de96aeb157ea4c8a9303b23d333e101c/FLAGca973a17a [2018-11-18 15:20:50,034 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/data/11590a94a/de96aeb157ea4c8a9303b23d333e101c [2018-11-18 15:20:50,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:20:50,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:20:50,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:20:50,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:20:50,040 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:20:50,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a30e1fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50, skipping insertion in model container [2018-11-18 15:20:50,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:20:50,069 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:20:50,223 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:20:50,258 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:20:50,290 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:20:50,355 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:20:50,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50 WrapperNode [2018-11-18 15:20:50,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:20:50,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:20:50,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:20:50,356 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:20:50,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:20:50,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:20:50,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:20:50,422 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:20:50,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... [2018-11-18 15:20:50,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:20:50,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:20:50,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:20:50,469 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:20:50,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:20:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:20:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 15:20:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 15:20:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 15:20:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:20:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:20:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 15:20:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 15:20:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 15:20:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 15:20:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:20:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:20:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:20:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 15:20:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 15:20:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:20:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:20:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 15:20:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 15:21:01,151 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:21:03,297 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:21:03,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:21:03 BoogieIcfgContainer [2018-11-18 15:21:03,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:21:03,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:21:03,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:21:03,300 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:21:03,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:20:50" (1/3) ... [2018-11-18 15:21:03,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b2ac47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:21:03, skipping insertion in model container [2018-11-18 15:21:03,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:50" (2/3) ... [2018-11-18 15:21:03,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b2ac47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:21:03, skipping insertion in model container [2018-11-18 15:21:03,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:21:03" (3/3) ... [2018-11-18 15:21:03,302 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_bigrange_loose_true-unreach-call_true-termination.c [2018-11-18 15:21:03,308 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:21:03,313 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:21:03,323 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:21:03,342 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:21:03,343 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:21:03,343 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:21:03,343 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:21:03,343 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:21:03,343 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:21:03,344 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:21:03,344 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:21:03,344 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:21:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-18 15:21:03,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 15:21:03,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:21:03,361 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:21:03,363 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:21:03,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:21:03,366 INFO L82 PathProgramCache]: Analyzing trace with hash 2000573894, now seen corresponding path program 1 times [2018-11-18 15:21:03,369 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 15:21:03,370 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 15:21:03,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:21:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:21:04,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:21:04,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:21:04,407 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 15:21:04,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:21:04,428 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:21:04,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:21:04,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:21:04,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:21:04,440 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2018-11-18 15:21:04,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:21:04,453 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-11-18 15:21:04,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:21:04,454 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 33 [2018-11-18 15:21:04,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:21:04,459 INFO L225 Difference]: With dead ends: 47 [2018-11-18 15:21:04,459 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:21:04,462 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:21:04,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:21:04,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:21:04,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:21:04,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:21:04,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2018-11-18 15:21:04,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:21:04,479 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:21:04,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:21:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:21:04,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:21:04,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:21:04,551 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:21:04,551 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:21:04,551 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:21:04,551 INFO L425 ceAbstractionStarter]: For program point L131-2(line 131) no Hoare annotation was computed. [2018-11-18 15:21:04,551 INFO L425 ceAbstractionStarter]: For program point SIN_POSEXIT(lines 129 133) no Hoare annotation was computed. [2018-11-18 15:21:04,552 INFO L428 ceAbstractionStarter]: At program point SIN_POSENTRY(lines 129 133) the Hoare annotation is: true [2018-11-18 15:21:04,552 INFO L425 ceAbstractionStarter]: For program point SIN_POSFINAL(lines 129 133) no Hoare annotation was computed. [2018-11-18 15:21:04,552 INFO L428 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: true [2018-11-18 15:21:04,552 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 132) no Hoare annotation was computed. [2018-11-18 15:21:04,552 INFO L425 ceAbstractionStarter]: For program point L132-1(line 132) no Hoare annotation was computed. [2018-11-18 15:21:04,552 INFO L428 ceAbstractionStarter]: At program point L131-1(line 131) the Hoare annotation is: true [2018-11-18 15:21:04,552 INFO L425 ceAbstractionStarter]: For program point SINEXIT(lines 135 139) no Hoare annotation was computed. [2018-11-18 15:21:04,552 INFO L428 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: true [2018-11-18 15:21:04,552 INFO L425 ceAbstractionStarter]: For program point L137(lines 137 138) no Hoare annotation was computed. [2018-11-18 15:21:04,552 INFO L425 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-11-18 15:21:04,553 INFO L428 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: true [2018-11-18 15:21:04,553 INFO L425 ceAbstractionStarter]: For program point L137-2(line 137) no Hoare annotation was computed. [2018-11-18 15:21:04,553 INFO L428 ceAbstractionStarter]: At program point SINENTRY(lines 135 139) the Hoare annotation is: true [2018-11-18 15:21:04,553 INFO L425 ceAbstractionStarter]: For program point SINFINAL(lines 135 139) no Hoare annotation was computed. [2018-11-18 15:21:04,553 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:21:04,553 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 15:21:04,553 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:21:04,553 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:21:04,553 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 141 152) the Hoare annotation is: true [2018-11-18 15:21:04,553 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 141 152) no Hoare annotation was computed. [2018-11-18 15:21:04,554 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 141 152) no Hoare annotation was computed. [2018-11-18 15:21:04,554 INFO L428 ceAbstractionStarter]: At program point L150(line 150) the Hoare annotation is: true [2018-11-18 15:21:04,554 INFO L425 ceAbstractionStarter]: For program point L150-1(line 150) no Hoare annotation was computed. [2018-11-18 15:21:04,554 INFO L428 ceAbstractionStarter]: At program point L148(line 148) the Hoare annotation is: true [2018-11-18 15:21:04,554 INFO L425 ceAbstractionStarter]: For program point L148-1(line 148) no Hoare annotation was computed. [2018-11-18 15:21:04,554 INFO L425 ceAbstractionStarter]: For program point SIN_0_180FINAL(lines 110 121) no Hoare annotation was computed. [2018-11-18 15:21:04,554 INFO L425 ceAbstractionStarter]: For program point SIN_0_180EXIT(lines 110 121) no Hoare annotation was computed. [2018-11-18 15:21:04,554 INFO L428 ceAbstractionStarter]: At program point SIN_0_180ENTRY(lines 110 121) the Hoare annotation is: true [2018-11-18 15:21:04,554 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 12) the Hoare annotation is: true [2018-11-18 15:21:04,554 INFO L425 ceAbstractionStarter]: For program point L12(line 12) no Hoare annotation was computed. [2018-11-18 15:21:04,555 INFO L425 ceAbstractionStarter]: For program point L12-1(line 12) no Hoare annotation was computed. [2018-11-18 15:21:04,555 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2018-11-18 15:21:04,555 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 12) no Hoare annotation was computed. [2018-11-18 15:21:04,556 INFO L425 ceAbstractionStarter]: For program point L12-3(line 12) no Hoare annotation was computed. [2018-11-18 15:21:04,556 INFO L428 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: true [2018-11-18 15:21:04,556 INFO L428 ceAbstractionStarter]: At program point SIN_180ENTRY(lines 123 127) the Hoare annotation is: true [2018-11-18 15:21:04,557 INFO L425 ceAbstractionStarter]: For program point L125(lines 125 126) no Hoare annotation was computed. [2018-11-18 15:21:04,557 INFO L425 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2018-11-18 15:21:04,557 INFO L425 ceAbstractionStarter]: For program point SIN_180FINAL(lines 123 127) no Hoare annotation was computed. [2018-11-18 15:21:04,557 INFO L428 ceAbstractionStarter]: At program point L125-1(line 125) the Hoare annotation is: true [2018-11-18 15:21:04,557 INFO L425 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-11-18 15:21:04,557 INFO L425 ceAbstractionStarter]: For program point SIN_180EXIT(lines 123 127) no Hoare annotation was computed. [2018-11-18 15:21:04,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:21:04 BoogieIcfgContainer [2018-11-18 15:21:04,560 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:21:04,560 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:21:04,560 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:21:04,560 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:21:04,561 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:21:03" (3/4) ... [2018-11-18 15:21:04,564 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:21:04,570 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:21:04,570 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_POS [2018-11-18 15:21:04,570 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN [2018-11-18 15:21:04,571 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:21:04,571 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_0_180 [2018-11-18 15:21:04,571 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-18 15:21:04,571 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_180 [2018-11-18 15:21:04,577 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 199 nodes and edges [2018-11-18 15:21:04,578 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 95 nodes and edges [2018-11-18 15:21:04,578 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-18 15:21:04,578 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-18 15:21:04,578 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 15:21:04,579 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:21:04,579 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:21:04,579 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:21:04,579 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:21:04,620 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_62543e43-95cc-4af9-8a51-6d01f614b9b8/bin-2019/utaipan/witness.graphml [2018-11-18 15:21:04,620 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:21:04,621 INFO L168 Benchmark]: Toolchain (without parser) took 14584.50 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 751.8 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 558.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:04,622 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. [2018-11-18 15:21:04,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.18 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 919.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:04,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 919.7 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:04,623 INFO L168 Benchmark]: Boogie Preprocessor took 47.15 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. [2018-11-18 15:21:04,623 INFO L168 Benchmark]: RCFGBuilder took 12828.12 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 627.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -149.4 MB). Peak memory consumption was 950.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:04,623 INFO L168 Benchmark]: TraceAbstraction took 1262.15 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Peak memory consumption was 115.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:04,624 INFO L168 Benchmark]: Witness Printer took 60.17 ms. Allocated memory is still 1.8 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:21:04,625 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 318.18 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 919.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 919.7 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.15 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. * RCFGBuilder took 12828.12 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 627.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -149.4 MB). Peak memory consumption was 950.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1262.15 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Peak memory consumption was 115.9 MB. Max. memory is 11.5 GB. * Witness Printer took 60.17 ms. Allocated memory is still 1.8 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: - PositiveResult [Line: 12]: 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 8 procedures, 47 locations, 1 error locations. SAFE Result, 1.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred 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, 17 LocationsWithAnnotation, 24 PreInvPairs, 24 NumberOfFragments, 17 HoareAnnotationTreeSize, 24 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 1024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 68 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...