./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-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_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/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 405bf8808613f321361d2f502b00e2ac379b7cef ............................................................................................................................................................................................................................................................................................................................................................................................ 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_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/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 405bf8808613f321361d2f502b00e2ac379b7cef ................................................................................................................................................................................................................................................................................................................................................... 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 09:03:22,171 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:03:22,172 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:03:22,180 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:03:22,180 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:03:22,180 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:03:22,181 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:03:22,182 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:03:22,183 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:03:22,184 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:03:22,184 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:03:22,185 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:03:22,185 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:03:22,186 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:03:22,187 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:03:22,187 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:03:22,188 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:03:22,189 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:03:22,190 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:03:22,191 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:03:22,192 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:03:22,193 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:03:22,194 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:03:22,194 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:03:22,195 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:03:22,195 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:03:22,196 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:03:22,196 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:03:22,197 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:03:22,198 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:03:22,198 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:03:22,198 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:03:22,198 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:03:22,199 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:03:22,199 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:03:22,199 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:03:22,200 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 09:03:22,209 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:03:22,210 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:03:22,210 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:03:22,210 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 09:03:22,210 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 09:03:22,211 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 09:03:22,211 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 09:03:22,211 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 09:03:22,211 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 09:03:22,211 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 09:03:22,211 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 09:03:22,211 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 09:03:22,211 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 09:03:22,211 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:03:22,212 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:03:22,212 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:03:22,212 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:03:22,212 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:03:22,212 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:03:22,212 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:03:22,212 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:03:22,213 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:03:22,213 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:03:22,213 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:03:22,213 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:03:22,213 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:03:22,213 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:03:22,213 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:03:22,213 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:03:22,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:03:22,214 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:03:22,214 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:03:22,214 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:03:22,214 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 09:03:22,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:03:22,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:03:22,214 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 09:03:22,214 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_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/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 -> 405bf8808613f321361d2f502b00e2ac379b7cef [2018-11-18 09:03:22,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:03:22,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:03:22,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:03:22,248 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:03:22,248 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:03:22,249 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-11-18 09:03:22,284 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/b8e1c781c/ace1e8b1da7e4d588977b3fbed97b93c/FLAG46f8888e2 [2018-11-18 09:03:22,615 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:03:22,616 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-11-18 09:03:22,622 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/b8e1c781c/ace1e8b1da7e4d588977b3fbed97b93c/FLAG46f8888e2 [2018-11-18 09:03:22,633 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/b8e1c781c/ace1e8b1da7e4d588977b3fbed97b93c [2018-11-18 09:03:22,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:03:22,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:03:22,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:03:22,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:03:22,640 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:03:22,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e27b0e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22, skipping insertion in model container [2018-11-18 09:03:22,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:03:22,670 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:03:22,793 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:03:22,820 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:03:22,840 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:03:22,924 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:03:22,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22 WrapperNode [2018-11-18 09:03:22,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:03:22,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:03:22,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:03:22,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:03:22,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:03:22,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:03:22,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:03:22,948 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:03:22,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... [2018-11-18 09:03:22,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:03:22,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:03:22,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:03:22,990 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:03:22,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/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 09:03:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 09:03:23,046 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 09:03:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:03:23,047 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:03:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 09:03:23,047 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 09:03:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 09:03:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 09:03:23,047 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 09:03:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 09:03:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:03:23,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:03:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:03:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 09:03:23,048 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 09:03:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:03:23,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:03:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 09:03:23,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 09:03:25,714 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:03:25,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:25 BoogieIcfgContainer [2018-11-18 09:03:25,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:03:25,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:03:25,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:03:25,717 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:03:25,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:03:22" (1/3) ... [2018-11-18 09:03:25,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792610b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:03:25, skipping insertion in model container [2018-11-18 09:03:25,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:22" (2/3) ... [2018-11-18 09:03:25,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792610b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:03:25, skipping insertion in model container [2018-11-18 09:03:25,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:25" (3/3) ... [2018-11-18 09:03:25,720 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index_false-unreach-call_true-termination.c [2018-11-18 09:03:25,726 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:03:25,731 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:03:25,740 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:03:25,762 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:03:25,762 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:03:25,762 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:03:25,762 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:03:25,762 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:03:25,763 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:03:25,763 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:03:25,763 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:03:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-18 09:03:25,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 09:03:25,780 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:03:25,781 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] [2018-11-18 09:03:25,782 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:03:25,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:03:25,786 INFO L82 PathProgramCache]: Analyzing trace with hash 680575007, now seen corresponding path program 1 times [2018-11-18 09:03:25,787 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:03:25,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:03:25,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:03:25,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:03:25,817 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:03:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:03:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:03:26,073 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 09:03:26,089 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2980 could not be translated for associated CType ARRAY#_361_~DOUBLE# [2018-11-18 09:03:26,090 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2953 could not be translated for associated CType ARRAY#_361_~DOUBLE# [2018-11-18 09:03:26,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:03:26 BoogieIcfgContainer [2018-11-18 09:03:26,096 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:03:26,096 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:03:26,096 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:03:26,096 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:03:26,097 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:25" (3/4) ... [2018-11-18 09:03:26,099 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:03:26,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:03:26,100 INFO L168 Benchmark]: Toolchain (without parser) took 3464.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 963.0 MB in the beginning and 1.1 GB in the end (delta: -142.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:03:26,101 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:03:26,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 963.0 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:26,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.08 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 09:03:26,102 INFO L168 Benchmark]: Boogie Preprocessor took 42.09 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:26,103 INFO L168 Benchmark]: RCFGBuilder took 2725.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 899.7 MB in the end (delta: 222.1 MB). Peak memory consumption was 222.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:26,103 INFO L168 Benchmark]: TraceAbstraction took 380.44 ms. Allocated memory is still 1.2 GB. Free memory was 899.7 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:03:26,104 INFO L168 Benchmark]: Witness Printer took 3.34 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 09:03:26,106 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 963.0 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.08 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. * Boogie Preprocessor took 42.09 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2725.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 899.7 MB in the end (delta: 222.1 MB). Peak memory consumption was 222.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 380.44 ms. Allocated memory is still 1.2 GB. Free memory was 899.7 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.34 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2980 could not be translated for associated CType ARRAY#_361_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2953 could not be translated for associated CType ARRAY#_361_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 13]: 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 117, overapproximation of someUnaryDOUBLEoperation at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of to_real at line 118. Possible FailurePath: [L16-L108] FCALL const double T[361] = { 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 }; VAL [\old(T)=null, \old(T)=null, T={2945:0}] [L147] double a, r; [L149] a = __VERIFIER_nondet_double() [L152] CALL SIN(a) VAL [\old(x)=2910, T={2945:0}] [L141] COND FALSE !(x<0) VAL [\old(x)=2910, T={2945:0}, x=2910] [L142] CALL SIN_POS(x) VAL [\old(x)=2910, T={2945:0}] [L135] COND TRUE x>180 VAL [\old(x)=2910, T={2945:0}, x=2910] [L135] CALL SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={2945:0}] [L129] COND FALSE !(x<0) VAL [\old(x)=3070, T={2945:0}, x=3070] [L130] CALL SIN_0_180(x) VAL [\old(x)=3070, T={2945:0}] [L113] double dx, i_dx, v_inf; [L114] double v_sup; [L115] int i; [L116] dx = 2*x [L117] i = dx [L118] i_dx = i VAL [\old(x)=3070, T={2945:0}, x=3070] [L120] CALL __VERIFIER_assert(i >= 0 && i+1 < sizeof(T)/sizeof(T[0])) VAL [\old(cond)=0, T={2945:0}] [L13] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={2945:0}] [L13] __VERIFIER_error() VAL [\old(cond)=0, cond=0, T={2945:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.3s 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, 21 NumberOfCodeBlocks, 21 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 09:03:27,468 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:03:27,469 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:03:27,477 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:03:27,477 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:03:27,478 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:03:27,478 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:03:27,479 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:03:27,480 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:03:27,481 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:03:27,482 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:03:27,482 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:03:27,483 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:03:27,483 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:03:27,484 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:03:27,485 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:03:27,485 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:03:27,486 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:03:27,488 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:03:27,489 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:03:27,489 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:03:27,490 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:03:27,492 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:03:27,492 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:03:27,492 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:03:27,493 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:03:27,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:03:27,495 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:03:27,495 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:03:27,496 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:03:27,496 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:03:27,497 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:03:27,497 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:03:27,498 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:03:27,498 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:03:27,498 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:03:27,499 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 09:03:27,509 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:03:27,509 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:03:27,510 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:03:27,510 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 09:03:27,510 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 09:03:27,510 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 09:03:27,510 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 09:03:27,510 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 09:03:27,511 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 09:03:27,511 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 09:03:27,511 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:03:27,511 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:03:27,511 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:03:27,511 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:03:27,512 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:03:27,512 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:03:27,512 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:03:27,512 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:03:27,512 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:03:27,512 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:03:27,514 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:03:27,514 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:03:27,514 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:03:27,515 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:03:27,515 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:03:27,515 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:03:27,515 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:03:27,515 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:03:27,515 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_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/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 -> 405bf8808613f321361d2f502b00e2ac379b7cef [2018-11-18 09:03:27,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:03:27,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:03:27,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:03:27,555 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:03:27,555 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:03:27,556 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-11-18 09:03:27,590 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/8304ffe45/ad5bfecb1f9f4f7e90ba1967b0bc3119/FLAG9cfd56ee9 [2018-11-18 09:03:27,997 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:03:27,997 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-11-18 09:03:28,001 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/8304ffe45/ad5bfecb1f9f4f7e90ba1967b0bc3119/FLAG9cfd56ee9 [2018-11-18 09:03:28,010 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/data/8304ffe45/ad5bfecb1f9f4f7e90ba1967b0bc3119 [2018-11-18 09:03:28,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:03:28,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:03:28,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:03:28,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:03:28,016 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:03:28,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cb878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28, skipping insertion in model container [2018-11-18 09:03:28,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:03:28,041 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:03:28,184 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:03:28,227 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:03:28,261 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:03:28,371 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:03:28,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28 WrapperNode [2018-11-18 09:03:28,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:03:28,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:03:28,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:03:28,372 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:03:28,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:03:28,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:03:28,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:03:28,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:03:28,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... [2018-11-18 09:03:28,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:03:28,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:03:28,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:03:28,456 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:03:28,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/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 09:03:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 09:03:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 09:03:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 09:03:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 09:03:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:03:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:03:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 09:03:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 09:03:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 09:03:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 09:03:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:03:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:03:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:03:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 09:03:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 09:03:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:03:28,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:03:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 09:03:28,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 09:03:38,788 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 09:03:41,101 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:03:41,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:41 BoogieIcfgContainer [2018-11-18 09:03:41,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:03:41,102 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:03:41,102 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:03:41,105 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:03:41,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:03:28" (1/3) ... [2018-11-18 09:03:41,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41808886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:03:41, skipping insertion in model container [2018-11-18 09:03:41,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:28" (2/3) ... [2018-11-18 09:03:41,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41808886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:03:41, skipping insertion in model container [2018-11-18 09:03:41,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:41" (3/3) ... [2018-11-18 09:03:41,107 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index_false-unreach-call_true-termination.c [2018-11-18 09:03:41,112 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:03:41,118 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:03:41,130 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:03:41,151 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:03:41,152 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:03:41,152 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:03:41,152 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:03:41,152 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:03:41,152 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:03:41,153 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:03:41,153 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:03:41,153 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:03:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-18 09:03:41,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 09:03:41,168 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:03:41,169 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] [2018-11-18 09:03:41,170 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:03:41,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:03:41,173 INFO L82 PathProgramCache]: Analyzing trace with hash 680575007, now seen corresponding path program 1 times [2018-11-18 09:03:41,176 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 09:03:41,176 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/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 09:03:41,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:03:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:03:41,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:03:41,667 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 09:03:41,667 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 09:03:41,683 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:03:41,683 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:03:41,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:03:41,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:03:41,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:03:41,694 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2018-11-18 09:03:41,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:03:41,709 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-11-18 09:03:41,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:03:41,710 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-18 09:03:41,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:03:41,713 INFO L225 Difference]: With dead ends: 47 [2018-11-18 09:03:41,714 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:03:41,716 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 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 09:03:41,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:03:41,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:03:41,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:03:41,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:03:41,736 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2018-11-18 09:03:41,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:03:41,736 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:03:41,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:03:41,736 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:03:41,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:03:41,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:03:41,802 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:03:41,802 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:03:41,803 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:03:41,803 INFO L425 ceAbstractionStarter]: For program point SIN_POSEXIT(lines 133 137) no Hoare annotation was computed. [2018-11-18 09:03:41,803 INFO L428 ceAbstractionStarter]: At program point SIN_POSENTRY(lines 133 137) the Hoare annotation is: true [2018-11-18 09:03:41,803 INFO L425 ceAbstractionStarter]: For program point SIN_POSFINAL(lines 133 137) no Hoare annotation was computed. [2018-11-18 09:03:41,803 INFO L428 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: true [2018-11-18 09:03:41,803 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 136) no Hoare annotation was computed. [2018-11-18 09:03:41,803 INFO L425 ceAbstractionStarter]: For program point L136-1(line 136) no Hoare annotation was computed. [2018-11-18 09:03:41,803 INFO L428 ceAbstractionStarter]: At program point L135-1(line 135) the Hoare annotation is: true [2018-11-18 09:03:41,803 INFO L425 ceAbstractionStarter]: For program point L135-2(line 135) no Hoare annotation was computed. [2018-11-18 09:03:41,803 INFO L425 ceAbstractionStarter]: For program point SINEXIT(lines 139 143) no Hoare annotation was computed. [2018-11-18 09:03:41,804 INFO L428 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: true [2018-11-18 09:03:41,804 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 142) no Hoare annotation was computed. [2018-11-18 09:03:41,804 INFO L425 ceAbstractionStarter]: For program point L142-1(line 142) no Hoare annotation was computed. [2018-11-18 09:03:41,804 INFO L428 ceAbstractionStarter]: At program point L141-1(line 141) the Hoare annotation is: true [2018-11-18 09:03:41,804 INFO L425 ceAbstractionStarter]: For program point L141-2(line 141) no Hoare annotation was computed. [2018-11-18 09:03:41,804 INFO L428 ceAbstractionStarter]: At program point SINENTRY(lines 139 143) the Hoare annotation is: true [2018-11-18 09:03:41,804 INFO L425 ceAbstractionStarter]: For program point SINFINAL(lines 139 143) no Hoare annotation was computed. [2018-11-18 09:03:41,804 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:03:41,807 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 09:03:41,807 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:03:41,807 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:03:41,807 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 145 154) the Hoare annotation is: true [2018-11-18 09:03:41,807 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 145 154) no Hoare annotation was computed. [2018-11-18 09:03:41,807 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 145 154) no Hoare annotation was computed. [2018-11-18 09:03:41,807 INFO L428 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: true [2018-11-18 09:03:41,807 INFO L425 ceAbstractionStarter]: For program point L152-1(line 152) no Hoare annotation was computed. [2018-11-18 09:03:41,807 INFO L425 ceAbstractionStarter]: For program point SIN_0_180FINAL(lines 111 125) no Hoare annotation was computed. [2018-11-18 09:03:41,808 INFO L425 ceAbstractionStarter]: For program point SIN_0_180EXIT(lines 111 125) no Hoare annotation was computed. [2018-11-18 09:03:41,808 INFO L428 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: true [2018-11-18 09:03:41,808 INFO L428 ceAbstractionStarter]: At program point SIN_0_180ENTRY(lines 111 125) the Hoare annotation is: true [2018-11-18 09:03:41,808 INFO L425 ceAbstractionStarter]: For program point L120-1(line 120) no Hoare annotation was computed. [2018-11-18 09:03:41,808 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 13) the Hoare annotation is: true [2018-11-18 09:03:41,808 INFO L425 ceAbstractionStarter]: For program point L13(line 13) no Hoare annotation was computed. [2018-11-18 09:03:41,808 INFO L425 ceAbstractionStarter]: For program point L13-1(line 13) no Hoare annotation was computed. [2018-11-18 09:03:41,808 INFO L425 ceAbstractionStarter]: For program point L13-3(line 13) no Hoare annotation was computed. [2018-11-18 09:03:41,808 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 13) no Hoare annotation was computed. [2018-11-18 09:03:41,809 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2018-11-18 09:03:41,809 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 130) no Hoare annotation was computed. [2018-11-18 09:03:41,809 INFO L425 ceAbstractionStarter]: For program point L130-1(line 130) no Hoare annotation was computed. [2018-11-18 09:03:41,809 INFO L428 ceAbstractionStarter]: At program point L129-1(line 129) the Hoare annotation is: true [2018-11-18 09:03:41,809 INFO L425 ceAbstractionStarter]: For program point L129-2(line 129) no Hoare annotation was computed. [2018-11-18 09:03:41,809 INFO L428 ceAbstractionStarter]: At program point SIN_180ENTRY(lines 127 131) the Hoare annotation is: true [2018-11-18 09:03:41,809 INFO L425 ceAbstractionStarter]: For program point SIN_180FINAL(lines 127 131) no Hoare annotation was computed. [2018-11-18 09:03:41,809 INFO L425 ceAbstractionStarter]: For program point SIN_180EXIT(lines 127 131) no Hoare annotation was computed. [2018-11-18 09:03:41,809 INFO L428 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: true [2018-11-18 09:03:41,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:03:41 BoogieIcfgContainer [2018-11-18 09:03:41,814 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:03:41,814 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:03:41,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:03:41,814 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:03:41,815 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:41" (3/4) ... [2018-11-18 09:03:41,818 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:03:41,823 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:03:41,823 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_POS [2018-11-18 09:03:41,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN [2018-11-18 09:03:41,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:03:41,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_0_180 [2018-11-18 09:03:41,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-18 09:03:41,824 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_180 [2018-11-18 09:03:41,830 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 198 nodes and edges [2018-11-18 09:03:41,831 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 95 nodes and edges [2018-11-18 09:03:41,831 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-18 09:03:41,831 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-18 09:03:41,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 09:03:41,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:03:41,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:03:41,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:03:41,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:03:41,870 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a5cd3c2b-9a9d-4abd-827b-137b642d7ec4/bin-2019/utaipan/witness.graphml [2018-11-18 09:03:41,870 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:03:41,871 INFO L168 Benchmark]: Toolchain (without parser) took 13858.20 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 726.7 MB). Free memory was 950.8 MB in the beginning and 938.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 738.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:41,872 INFO L168 Benchmark]: CDTParser took 0.11 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 09:03:41,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:41,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.75 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:41,873 INFO L168 Benchmark]: Boogie Preprocessor took 54.91 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 09:03:41,873 INFO L168 Benchmark]: RCFGBuilder took 12645.39 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 574.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 892.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:41,873 INFO L168 Benchmark]: TraceAbstraction took 711.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.0 GB in the beginning and 938.8 MB in the end (delta: 108.8 MB). Peak memory consumption was 108.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:03:41,873 INFO L168 Benchmark]: Witness Printer took 55.94 ms. Allocated memory is still 1.8 GB. Free memory is still 938.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:03:41,875 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.75 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.91 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 12645.39 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 574.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 892.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 711.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.0 GB in the beginning and 938.8 MB in the end (delta: 108.8 MB). Peak memory consumption was 108.8 MB. Max. memory is 11.5 GB. * Witness Printer took 55.94 ms. Allocated memory is still 1.8 GB. Free memory is still 938.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: 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, 0.6s 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, 20 GetRequests, 20 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, 25 PreInvPairs, 25 NumberOfFragments, 17 HoareAnnotationTreeSize, 25 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 400 SizeOfPredicates, 0 NumberOfNonLiveVariables, 53 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...