./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ea109b3b1244304f107f839926df3cd3a19ab65 ........................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ea109b3b1244304f107f839926df3cd3a19ab65 ................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:17:48,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:17:48,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:17:48,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:17:48,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:17:48,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:17:48,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:17:48,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:17:48,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:17:48,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:17:48,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:17:48,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:17:48,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:17:48,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:17:48,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:17:48,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:17:48,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:17:48,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:17:48,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:17:48,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:17:48,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:17:48,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:17:48,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:17:48,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:17:48,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:17:48,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:17:48,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:17:48,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:17:48,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:17:48,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:17:48,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:17:48,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:17:48,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:17:48,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:17:48,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:17:48,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:17:48,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:17:48,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:17:48,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:17:48,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:17:48,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:17:48,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 02:17:48,905 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:17:48,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:17:48,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:17:48,907 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:17:48,907 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:17:48,907 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:17:48,908 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:17:48,908 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:17:48,908 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:17:48,908 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:17:48,909 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:17:48,910 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:17:48,910 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:17:48,910 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:17:48,911 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:17:48,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:17:48,912 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:17:48,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:17:48,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:17:48,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:17:48,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:17:48,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:17:48,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:17:48,913 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:17:48,914 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:17:48,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:17:48,914 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:17:48,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:17:48,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:17:48,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:17:48,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:17:48,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:17:48,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:17:48,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:17:48,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:17:48,918 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:17:48,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:17:48,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:17:48,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:17:48,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:17:48,920 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ea109b3b1244304f107f839926df3cd3a19ab65 [2020-11-30 02:17:49,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:17:49,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:17:49,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:17:49,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:17:49,278 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:17:49,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2020-11-30 02:17:49,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/cf5d514b2/f1e873c1ff124aef85b7d6a89e3c9455/FLAGb153b1014 [2020-11-30 02:17:49,869 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:17:49,880 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2020-11-30 02:17:49,891 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/cf5d514b2/f1e873c1ff124aef85b7d6a89e3c9455/FLAGb153b1014 [2020-11-30 02:17:50,241 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/cf5d514b2/f1e873c1ff124aef85b7d6a89e3c9455 [2020-11-30 02:17:50,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:17:50,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:17:50,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:17:50,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:17:50,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:17:50,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d2af92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50, skipping insertion in model container [2020-11-30 02:17:50,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:17:50,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:17:50,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:17:50,595 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:17:50,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:17:50,701 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:17:50,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50 WrapperNode [2020-11-30 02:17:50,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:17:50,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:17:50,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:17:50,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:17:50,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:17:50,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:17:50,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:17:50,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:17:50,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... [2020-11-30 02:17:50,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:17:50,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:17:50,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:17:50,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:17:50,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/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 [2020-11-30 02:17:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 02:17:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:17:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-30 02:17:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:17:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:17:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-11-30 02:17:52,200 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:17:52,201 INFO L298 CfgBuilder]: Removed 68 assume(true) statements. [2020-11-30 02:17:52,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:17:52 BoogieIcfgContainer [2020-11-30 02:17:52,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:17:52,205 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:17:52,205 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:17:52,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:17:52,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:17:50" (1/3) ... [2020-11-30 02:17:52,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc47a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:17:52, skipping insertion in model container [2020-11-30 02:17:52,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:50" (2/3) ... [2020-11-30 02:17:52,214 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc47a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:17:52, skipping insertion in model container [2020-11-30 02:17:52,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:17:52" (3/3) ... [2020-11-30 02:17:52,216 INFO L111 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-1.c [2020-11-30 02:17:52,232 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:17:52,237 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2020-11-30 02:17:52,251 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-11-30 02:17:52,277 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:17:52,277 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:17:52,277 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:17:52,278 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:17:52,278 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:17:52,278 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:17:52,278 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:17:52,279 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:17:52,295 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2020-11-30 02:17:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-30 02:17:52,301 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:17:52,302 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-11-30 02:17:52,303 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:17:52,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:17:52,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1877965593, now seen corresponding path program 1 times [2020-11-30 02:17:52,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 02:17:52,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150346350] [2020-11-30 02:17:52,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 02:17:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:17:52,551 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:17:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:17:52,682 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:17:52,725 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-30 02:17:52,727 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 02:17:52,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 02:17:52,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:17:52 BoogieIcfgContainer [2020-11-30 02:17:52,778 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:17:52,779 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:17:52,780 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:17:52,780 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:17:52,781 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:17:52" (3/4) ... [2020-11-30 02:17:52,785 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 02:17:52,786 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:17:52,790 INFO L168 Benchmark]: Toolchain (without parser) took 2541.63 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 70.7 MB in the beginning and 86.9 MB in the end (delta: -16.3 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. [2020-11-30 02:17:52,792 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 55.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:17:52,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 445.16 ms. Allocated memory is still 98.6 MB. Free memory was 70.7 MB in the beginning and 65.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 02:17:52,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.79 ms. Allocated memory is still 98.6 MB. Free memory was 65.0 MB in the beginning and 59.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:17:52,796 INFO L168 Benchmark]: Boogie Preprocessor took 105.56 ms. Allocated memory is still 98.6 MB. Free memory was 59.4 MB in the beginning and 55.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 02:17:52,797 INFO L168 Benchmark]: RCFGBuilder took 1281.87 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 55.2 MB in the beginning and 81.5 MB in the end (delta: -26.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:17:52,798 INFO L168 Benchmark]: TraceAbstraction took 572.81 ms. Allocated memory is still 119.5 MB. Free memory was 80.8 MB in the beginning and 86.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:17:52,799 INFO L168 Benchmark]: Witness Printer took 6.82 ms. Allocated memory is still 119.5 MB. Free memory is still 86.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:17:52,810 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 55.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 445.16 ms. Allocated memory is still 98.6 MB. Free memory was 70.7 MB in the beginning and 65.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 111.79 ms. Allocated memory is still 98.6 MB. Free memory was 65.0 MB in the beginning and 59.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 105.56 ms. Allocated memory is still 98.6 MB. Free memory was 59.4 MB in the beginning and 55.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1281.87 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 55.2 MB in the beginning and 81.5 MB in the end (delta: -26.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 572.81 ms. Allocated memory is still 119.5 MB. Free memory was 80.8 MB in the beginning and 86.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Witness Printer took 6.82 ms. Allocated memory is still 119.5 MB. Free memory is still 86.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: 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 122, overapproximation of someUnaryDOUBLEoperation at line 134, overapproximation of someBinaryArithmeticDOUBLEoperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of to_real at line 123. Possible FailurePath: [L21-L113] 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 }; [L152] double a, r; [L154] a = __VERIFIER_nondet_double() [L16] COND FALSE !(!cond) [L146] COND TRUE x<0 [L140] COND FALSE !(x>180) [L134] COND TRUE x<0 [L118] double dx, i_dx, v_inf; [L119] double v_sup; [L120] int i; [L121] dx = 2*x [L122] i = dx [L123] i_dx = i [L18] COND TRUE !(cond) VAL [T={5:0}] [L3] __assert_fail("0", "sin_interpolated_index-1.c", 3, "reach_error") VAL [T={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: 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 0.2.0-a4ecdab [2020-11-30 02:17:55,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:17:55,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:17:55,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:17:55,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:17:55,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:17:55,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:17:55,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:17:55,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:17:55,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:17:55,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:17:55,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:17:55,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:17:55,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:17:55,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:17:55,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:17:55,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:17:55,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:17:55,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:17:55,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:17:55,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:17:55,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:17:55,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:17:55,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:17:55,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:17:55,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:17:55,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:17:55,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:17:55,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:17:55,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:17:55,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:17:55,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:17:55,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:17:55,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:17:55,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:17:55,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:17:55,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:17:55,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:17:55,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:17:55,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:17:55,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:17:55,513 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 02:17:55,545 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:17:55,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:17:55,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:17:55,549 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:17:55,549 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:17:55,549 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:17:55,549 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:17:55,550 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:17:55,550 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:17:55,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:17:55,552 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:17:55,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:17:55,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:17:55,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:17:55,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:17:55,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:17:55,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:17:55,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:17:55,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:17:55,555 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:17:55,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:17:55,555 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:17:55,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:17:55,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:17:55,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:17:55,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:17:55,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:17:55,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:17:55,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:17:55,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:17:55,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:17:55,557 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:17:55,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:17:55,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:17:55,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:17:55,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:17:55,559 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ea109b3b1244304f107f839926df3cd3a19ab65 [2020-11-30 02:17:55,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:17:56,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:17:56,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:17:56,020 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:17:56,021 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:17:56,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2020-11-30 02:17:56,108 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/6bb5f3509/8f0e96bf55cf472f8266cd2f07bccb49/FLAGf89763df9 [2020-11-30 02:17:56,762 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:17:56,762 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2020-11-30 02:17:56,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/6bb5f3509/8f0e96bf55cf472f8266cd2f07bccb49/FLAGf89763df9 [2020-11-30 02:17:57,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/data/6bb5f3509/8f0e96bf55cf472f8266cd2f07bccb49 [2020-11-30 02:17:57,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:17:57,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:17:57,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:17:57,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:17:57,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:17:57,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f88e7e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57, skipping insertion in model container [2020-11-30 02:17:57,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:17:57,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:17:57,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:17:57,445 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:17:57,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:17:57,576 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:17:57,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57 WrapperNode [2020-11-30 02:17:57,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:17:57,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:17:57,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:17:57,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:17:57,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:17:57,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:17:57,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:17:57,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:17:57,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... [2020-11-30 02:17:57,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:17:57,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:17:57,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:17:57,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:17:57,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/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 [2020-11-30 02:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-11-30 02:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 02:17:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:17:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-11-30 02:17:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:17:57,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:18:26,614 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:18:26,615 INFO L298 CfgBuilder]: Removed 68 assume(true) statements. [2020-11-30 02:18:26,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:18:26 BoogieIcfgContainer [2020-11-30 02:18:26,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:18:26,619 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:18:26,619 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:18:26,623 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:18:26,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:17:57" (1/3) ... [2020-11-30 02:18:26,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238ffa2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:18:26, skipping insertion in model container [2020-11-30 02:18:26,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:17:57" (2/3) ... [2020-11-30 02:18:26,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238ffa2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:18:26, skipping insertion in model container [2020-11-30 02:18:26,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:18:26" (3/3) ... [2020-11-30 02:18:26,627 INFO L111 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-1.c [2020-11-30 02:18:26,639 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:18:26,644 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2020-11-30 02:18:26,658 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-11-30 02:18:26,687 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:18:26,687 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:18:26,687 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:18:26,688 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:18:26,688 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:18:26,688 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:18:26,688 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:18:26,689 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:18:26,705 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2020-11-30 02:18:26,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 02:18:26,713 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:18:26,713 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:18:26,714 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:18:26,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:18:26,721 INFO L82 PathProgramCache]: Analyzing trace with hash -592898998, now seen corresponding path program 1 times [2020-11-30 02:18:26,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:18:26,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711544912] [2020-11-30 02:18:26,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/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 [2020-11-30 02:18:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:18:29,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-30 02:18:29,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:18:29,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:18:29,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:18:29,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:18:29,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711544912] [2020-11-30 02:18:29,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:18:29,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-30 02:18:29,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114348344] [2020-11-30 02:18:29,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 02:18:29,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:18:29,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 02:18:29,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:18:29,878 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2020-11-30 02:18:29,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:18:29,929 INFO L93 Difference]: Finished difference Result 127 states and 156 transitions. [2020-11-30 02:18:29,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 02:18:29,931 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-11-30 02:18:29,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:18:29,940 INFO L225 Difference]: With dead ends: 127 [2020-11-30 02:18:29,941 INFO L226 Difference]: Without dead ends: 35 [2020-11-30 02:18:29,944 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:18:29,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-30 02:18:29,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-11-30 02:18:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-30 02:18:29,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 34 transitions. [2020-11-30 02:18:30,000 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 34 transitions. Word has length 9 [2020-11-30 02:18:30,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:18:30,001 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 34 transitions. [2020-11-30 02:18:30,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 02:18:30,001 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 34 transitions. [2020-11-30 02:18:30,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 02:18:30,002 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:18:30,003 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:18:30,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 02:18:30,216 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:18:30,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:18:30,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1182108364, now seen corresponding path program 1 times [2020-11-30 02:18:30,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:18:30,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1299445397] [2020-11-30 02:18:30,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-30 02:18:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:18:33,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-30 02:18:33,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:18:33,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:18:33,468 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:18:37,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:18:37,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1299445397] [2020-11-30 02:18:37,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:18:37,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-30 02:18:37,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402254873] [2020-11-30 02:18:37,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 02:18:37,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:18:37,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 02:18:37,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=17, Unknown=2, NotChecked=0, Total=30 [2020-11-30 02:18:37,656 INFO L87 Difference]: Start difference. First operand 35 states and 34 transitions. Second operand 6 states. [2020-11-30 02:19:20,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:19:20,872 INFO L93 Difference]: Finished difference Result 35 states and 34 transitions. [2020-11-30 02:19:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 02:19:20,888 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2020-11-30 02:19:20,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:19:20,889 INFO L225 Difference]: With dead ends: 35 [2020-11-30 02:19:20,889 INFO L226 Difference]: Without dead ends: 29 [2020-11-30 02:19:20,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=22, Invalid=29, Unknown=5, NotChecked=0, Total=56 [2020-11-30 02:19:20,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-11-30 02:19:20,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-11-30 02:19:20,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-11-30 02:19:20,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2020-11-30 02:19:20,893 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 9 [2020-11-30 02:19:20,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:19:20,893 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2020-11-30 02:19:20,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 02:19:20,894 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2020-11-30 02:19:20,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 02:19:20,894 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:19:20,894 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:19:21,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 02:19:21,095 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:19:21,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:19:21,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1182125245, now seen corresponding path program 1 times [2020-11-30 02:19:21,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:19:21,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937341690] [2020-11-30 02:19:21,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-30 02:19:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:19:26,067 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:19:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:19:31,543 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:19:33,253 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2020-11-30 02:19:33,254 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 02:19:33,454 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 02:19:33,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:19:33 BoogieIcfgContainer [2020-11-30 02:19:33,515 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:19:33,516 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:19:33,517 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:19:33,517 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:19:33,518 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:18:26" (3/4) ... [2020-11-30 02:19:33,520 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 02:19:33,586 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b8cbb5b2-1b51-4b24-b945-d27bf7530128/bin/utaipan/witness.graphml [2020-11-30 02:19:33,586 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:19:33,588 INFO L168 Benchmark]: Toolchain (without parser) took 96494.47 ms. Allocated memory was 54.5 MB in the beginning and 94.4 MB in the end (delta: 39.8 MB). Free memory was 32.5 MB in the beginning and 48.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-11-30 02:19:33,589 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:19:33,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.95 ms. Allocated memory is still 54.5 MB. Free memory was 32.3 MB in the beginning and 23.7 MB in the end (delta: 8.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:19:33,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.58 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 23.7 MB in the beginning and 47.6 MB in the end (delta: -23.9 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:19:33,591 INFO L168 Benchmark]: Boogie Preprocessor took 78.28 ms. Allocated memory is still 69.2 MB. Free memory was 47.6 MB in the beginning and 42.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:19:33,591 INFO L168 Benchmark]: RCFGBuilder took 28835.98 ms. Allocated memory was 69.2 MB in the beginning and 94.4 MB in the end (delta: 25.2 MB). Free memory was 42.8 MB in the beginning and 69.0 MB in the end (delta: -26.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:19:33,592 INFO L168 Benchmark]: TraceAbstraction took 66896.42 ms. Allocated memory is still 94.4 MB. Free memory was 68.7 MB in the beginning and 52.1 MB in the end (delta: 16.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-11-30 02:19:33,593 INFO L168 Benchmark]: Witness Printer took 70.44 ms. Allocated memory is still 94.4 MB. Free memory was 52.1 MB in the beginning and 48.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 02:19:33,596 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 481.95 ms. Allocated memory is still 54.5 MB. Free memory was 32.3 MB in the beginning and 23.7 MB in the end (delta: 8.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 123.58 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 23.7 MB in the beginning and 47.6 MB in the end (delta: -23.9 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 78.28 ms. Allocated memory is still 69.2 MB. Free memory was 47.6 MB in the beginning and 42.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 28835.98 ms. Allocated memory was 69.2 MB in the beginning and 94.4 MB in the end (delta: 25.2 MB). Free memory was 42.8 MB in the beginning and 69.0 MB in the end (delta: -26.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 66896.42 ms. Allocated memory is still 94.4 MB. Free memory was 68.7 MB in the beginning and 52.1 MB in the end (delta: 16.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * Witness Printer took 70.44 ms. Allocated memory is still 94.4 MB. Free memory was 52.1 MB in the beginning and 48.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L21-L113] 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, 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-0.01745240643728, 0 }; VAL [T={2:0}] [L152] double a, r; [L154] a = __VERIFIER_nondet_double() [L16] COND FALSE !(!cond) VAL [T={2:0}] [L146] COND TRUE x<0 [L140] COND FALSE !(x>180) [L134] COND FALSE !(x<0) [L118] double dx, i_dx, v_inf; [L119] double v_sup; [L120] int i; [L121] dx = 2*x [L122] i = dx [L123] i_dx = i [L18] COND TRUE !(cond) VAL [T={2:0}] [L3] __assert_fail("0", "sin_interpolated_index-1.c", 3, "reach_error") VAL [T={2:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 66.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 43.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 89 SDtfs, 22 SDslu, 22 SDs, 0 SdLazy, 24 SolverSat, 5 SolverUnsat, 15 SolverUnknown, 0 SolverNotchecked, 36.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 10.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 9.9s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 32 ConstructedInterpolants, 2 QuantifiedInterpolants, 496 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2262 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...