./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH --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 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:08:07,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:08:07,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:08:07,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:08:07,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:08:07,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:08:07,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:08:07,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:08:07,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:08:07,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:08:07,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:08:07,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:08:07,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:08:07,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:08:07,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:08:07,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:08:07,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:08:07,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:08:07,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:08:07,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:08:07,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:08:07,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:08:07,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:08:07,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:08:07,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:08:07,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:08:07,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:08:07,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:08:07,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:08:07,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:08:07,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:08:07,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:08:07,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:08:07,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:08:07,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:08:07,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:08:07,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:08:07,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:08:07,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:08:07,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:08:07,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:08:07,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:08:07,746 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:08:07,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:08:07,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:08:07,748 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:08:07,748 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:08:07,749 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:08:07,749 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:08:07,749 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:08:07,749 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:08:07,750 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:08:07,751 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:08:07,751 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:08:07,751 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:08:07,752 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:08:07,752 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:08:07,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:08:07,753 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:08:07,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:08:07,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:08:07,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:08:07,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:08:07,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:08:07,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:08:07,755 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:08:07,755 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:08:07,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:08:07,755 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:08:07,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:08:07,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:08:07,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:08:07,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:08:07,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:08:07,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:08:07,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:08:07,759 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:08:07,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:08:07,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:08:07,760 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:08:07,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:08:07,761 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_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab [2021-11-03 04:08:08,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:08:08,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:08:08,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:08:08,191 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:08:08,192 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:08:08,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2021-11-03 04:08:08,279 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/5795b8306/35499e8230c44144908a83be36b24aa9/FLAGc8560e0b9 [2021-11-03 04:08:08,962 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:08:08,963 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2021-11-03 04:08:08,976 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/5795b8306/35499e8230c44144908a83be36b24aa9/FLAGc8560e0b9 [2021-11-03 04:08:09,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/5795b8306/35499e8230c44144908a83be36b24aa9 [2021-11-03 04:08:09,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:08:09,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:08:09,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:08:09,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:08:09,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:08:09,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b441cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09, skipping insertion in model container [2021-11-03 04:08:09,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:08:09,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:08:09,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2021-11-03 04:08:09,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:08:09,616 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:08:09,630 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2021-11-03 04:08:09,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:08:09,748 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:08:09,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09 WrapperNode [2021-11-03 04:08:09,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:08:09,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:08:09,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:08:09,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:08:09,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:08:09,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:08:09,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:08:09,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:08:09,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:08:09,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:08:09,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:08:09,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:08:09,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (1/1) ... [2021-11-03 04:08:09,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:08:10,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:08:10,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:08:10,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:08:10,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:08:10,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:08:10,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-03 04:08:10,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:08:10,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:08:10,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-03 04:08:11,165 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:08:11,165 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2021-11-03 04:08:11,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:11 BoogieIcfgContainer [2021-11-03 04:08:11,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:08:11,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:08:11,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:08:11,174 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:08:11,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:08:09" (1/3) ... [2021-11-03 04:08:11,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564de2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:11, skipping insertion in model container [2021-11-03 04:08:11,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:09" (2/3) ... [2021-11-03 04:08:11,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564de2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:11, skipping insertion in model container [2021-11-03 04:08:11,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:11" (3/3) ... [2021-11-03 04:08:11,178 INFO L111 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-2.c [2021-11-03 04:08:11,184 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:08:11,185 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-03 04:08:11,237 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:08:11,244 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:08:11,245 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-03 04:08:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 39 states have (on average 1.5897435897435896) internal successors, (62), 47 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:11,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:08:11,267 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:08:11,268 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 04:08:11,269 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-03 04:08:11,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:08:11,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1800289273, now seen corresponding path program 1 times [2021-11-03 04:08:11,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:08:11,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355697705] [2021-11-03 04:08:11,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:08:11,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:08:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-03 04:08:11,581 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-03 04:08:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-03 04:08:11,763 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-03 04:08:11,766 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-03 04:08:11,767 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,769 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,770 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,770 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,770 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,771 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,771 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,771 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:08:11,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:08:11,776 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-11-03 04:08:11,779 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 04:08:11,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:08:11 BoogieIcfgContainer [2021-11-03 04:08:11,812 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 04:08:11,813 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 04:08:11,813 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 04:08:11,813 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 04:08:11,814 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:11" (3/4) ... [2021-11-03 04:08:11,818 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-03 04:08:11,818 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 04:08:11,821 INFO L168 Benchmark]: Toolchain (without parser) took 2535.43 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 52.9 MB in the beginning and 61.7 MB in the end (delta: -8.9 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:08:11,822 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 90.2 MB. Free memory is still 69.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:08:11,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.05 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 52.7 MB in the beginning and 75.6 MB in the end (delta: -22.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:08:11,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.46 ms. Allocated memory is still 111.1 MB. Free memory was 75.6 MB in the beginning and 70.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:08:11,825 INFO L168 Benchmark]: Boogie Preprocessor took 100.42 ms. Allocated memory is still 111.1 MB. Free memory was 70.1 MB in the beginning and 66.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:08:11,835 INFO L168 Benchmark]: RCFGBuilder took 1201.66 ms. Allocated memory is still 111.1 MB. Free memory was 65.9 MB in the beginning and 59.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2021-11-03 04:08:11,836 INFO L168 Benchmark]: TraceAbstraction took 641.53 ms. Allocated memory is still 111.1 MB. Free memory was 59.3 MB in the beginning and 62.4 MB in the end (delta: -3.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:08:11,837 INFO L168 Benchmark]: Witness Printer took 5.51 ms. Allocated memory is still 111.1 MB. Free memory was 62.4 MB in the beginning and 61.7 MB in the end (delta: 613.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:08:11,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 90.2 MB. Free memory is still 69.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 464.05 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 52.7 MB in the beginning and 75.6 MB in the end (delta: -22.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 114.46 ms. Allocated memory is still 111.1 MB. Free memory was 75.6 MB in the beginning and 70.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 100.42 ms. Allocated memory is still 111.1 MB. Free memory was 70.1 MB in the beginning and 66.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1201.66 ms. Allocated memory is still 111.1 MB. Free memory was 65.9 MB in the beginning and 59.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 641.53 ms. Allocated memory is still 111.1 MB. Free memory was 59.3 MB in the beginning and 62.4 MB in the end (delta: -3.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.51 ms. Allocated memory is still 111.1 MB. Free memory was 62.4 MB in the beginning and 61.7 MB in the end (delta: 613.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of to_int at line 122, overapproximation of someUnaryDOUBLEoperation at line 67, 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[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 0.51503807491005, 0.50000000000000, 0.48480962024634, 0.46947156278589, 0.45399049973955, 0.43837114678908, 0.42261826174070, 0.40673664307580, 0.39073112848927, 0.37460659341591, 0.35836794954530, 0.34202014332567, 0.32556815445716, 0.30901699437495, 0.29237170472274, 0.27563735581700, 0.25881904510252, 0.24192189559967, 0.22495105434387, 0.20791169081776, 0.19080899537654, 0.17364817766693, 0.15643446504023, 0.13917310096007, 0.12186934340515, 0.10452846326765, 0.08715574274766, 0.06975647374413, 0.05233595624294, 0.03489949670250, 0.01745240643728, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -0.08715574274766, -0.10452846326765, -0.12186934340515, -0.13917310096007, -0.15643446504023, -0.17364817766693, -0.19080899537654, -0.20791169081776, -0.22495105434386, -0.24192189559967, -0.25881904510252, -0.27563735581700, -0.29237170472274, -0.30901699437495, -0.32556815445716, -0.34202014332567, -0.35836794954530, -0.37460659341591, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; [L152] double a, r; [L154] a = __VERIFIER_nondet_double() [L16] COND FALSE !(!cond) [L146] COND FALSE !(x<0) [L140] COND TRUE 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={3:0}] [L18] reach_error() VAL [T={3:0}] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, InterpolantAutomatonStates: 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, 0.2s 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 [2021-11-03 04:08:11,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH --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 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:08:14,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:08:14,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:08:14,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:08:14,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:08:14,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:08:14,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:08:14,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:08:14,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:08:14,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:08:14,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:08:14,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:08:14,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:08:14,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:08:14,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:08:14,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:08:14,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:08:14,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:08:14,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:08:14,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:08:14,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:08:14,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:08:14,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:08:14,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:08:14,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:08:14,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:08:14,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:08:14,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:08:14,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:08:14,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:08:14,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:08:14,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:08:14,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:08:14,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:08:14,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:08:14,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:08:14,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:08:14,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:08:14,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:08:14,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:08:14,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:08:14,869 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 04:08:14,922 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:08:14,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:08:14,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:08:14,925 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:08:14,925 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:08:14,926 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:08:14,926 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:08:14,926 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:08:14,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:08:14,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:08:14,930 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:08:14,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:08:14,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:08:14,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:08:14,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:08:14,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:08:14,932 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:08:14,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:08:14,932 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:08:14,933 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:08:14,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:08:14,933 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:08:14,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:08:14,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:08:14,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:08:14,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:08:14,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:08:14,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:08:14,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:08:14,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:08:14,936 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:08:14,936 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:08:14,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:08:14,937 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:08:14,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:08:14,937 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_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab [2021-11-03 04:08:15,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:08:15,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:08:15,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:08:15,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:08:15,476 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:08:15,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2021-11-03 04:08:15,582 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/5bb8e87e8/9a9c1d0bb037428b81f0eaa1ea7617d5/FLAG9468a9d87 [2021-11-03 04:08:16,222 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:08:16,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2021-11-03 04:08:16,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/5bb8e87e8/9a9c1d0bb037428b81f0eaa1ea7617d5/FLAG9468a9d87 [2021-11-03 04:08:16,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/data/5bb8e87e8/9a9c1d0bb037428b81f0eaa1ea7617d5 [2021-11-03 04:08:16,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:08:16,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:08:16,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:08:16,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:08:16,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:08:16,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:08:16" (1/1) ... [2021-11-03 04:08:16,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2028ec20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:16, skipping insertion in model container [2021-11-03 04:08:16,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:08:16" (1/1) ... [2021-11-03 04:08:16,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:08:16,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:08:16,806 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2021-11-03 04:08:16,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:08:17,079 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:08:17,097 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2021-11-03 04:08:17,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:08:17,261 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:08:17,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17 WrapperNode [2021-11-03 04:08:17,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:08:17,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:08:17,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:08:17,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:08:17,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:08:17,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:08:17,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:08:17,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:08:17,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:08:17,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:08:17,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:08:17,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:08:17,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (1/1) ... [2021-11-03 04:08:17,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:08:17,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:08:17,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:08:17,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:08:17,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-03 04:08:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 04:08:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:08:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-11-03 04:08:17,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:08:17,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:08:46,788 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:08:46,788 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2021-11-03 04:08:46,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:46 BoogieIcfgContainer [2021-11-03 04:08:46,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:08:46,793 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:08:46,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:08:46,797 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:08:46,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:08:16" (1/3) ... [2021-11-03 04:08:46,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660500fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:46, skipping insertion in model container [2021-11-03 04:08:46,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:17" (2/3) ... [2021-11-03 04:08:46,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660500fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:46, skipping insertion in model container [2021-11-03 04:08:46,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:46" (3/3) ... [2021-11-03 04:08:46,800 INFO L111 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-2.c [2021-11-03 04:08:46,806 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:08:46,807 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-03 04:08:46,873 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:08:46,879 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:08:46,880 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-03 04:08:46,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 60 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:46,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:08:46,902 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:08:46,903 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:08:46,903 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-03 04:08:46,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:08:46,909 INFO L85 PathProgramCache]: Analyzing trace with hash -522511804, now seen corresponding path program 1 times [2021-11-03 04:08:46,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:08:46,944 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1726666332] [2021-11-03 04:08:46,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:08:46,945 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:08:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:08:46,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:08:46,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 04:08:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:08:50,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-03 04:08:50,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:08:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:08:50,476 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:08:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:08:50,553 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:08:50,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1726666332] [2021-11-03 04:08:50,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1726666332] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:08:50,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:08:50,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-03 04:08:50,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971729703] [2021-11-03 04:08:50,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 04:08:50,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:08:50,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 04:08:50,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:08:50,608 INFO L87 Difference]: Start difference. First operand has 61 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 60 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:50,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:08:50,643 INFO L93 Difference]: Finished difference Result 119 states and 148 transitions. [2021-11-03 04:08:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 04:08:50,644 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-03 04:08:50,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:08:50,653 INFO L225 Difference]: With dead ends: 119 [2021-11-03 04:08:50,653 INFO L226 Difference]: Without dead ends: 35 [2021-11-03 04:08:50,656 INFO L786 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 [2021-11-03 04:08:50,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-03 04:08:50,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-03 04:08:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 34 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 34 transitions. [2021-11-03 04:08:50,685 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 34 transitions. Word has length 9 [2021-11-03 04:08:50,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:08:50,686 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 34 transitions. [2021-11-03 04:08:50,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 34 transitions. [2021-11-03 04:08:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:08:50,687 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:08:50,687 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:08:50,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-03 04:08:50,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:08:50,892 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-03 04:08:50,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:08:50,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1252495558, now seen corresponding path program 1 times [2021-11-03 04:08:50,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:08:50,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293106122] [2021-11-03 04:08:50,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:08:50,898 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:08:50,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:08:50,900 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:08:50,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbde7c52-0e87-4853-8d99-3ab1184f96a5/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 04:19:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:12,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-03 04:19:12,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:19:30,689 WARN L838 $PredicateComparison]: unable to prove that (and (= c_currentRoundingMode roundNearestTiesToEven) (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (and (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32))) (= c_ULTIMATE.start_SIN_180_~x (fp.sub c_currentRoundingMode ULTIMATE.start_SIN_POS_~x (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse0))))))) (fp.leq ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))))) is different from false [2021-11-03 04:21:49,877 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse4 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse4 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse4)))))))) (and (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (fp.leq ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (not (fp.lt .cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (let ((.cse3 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse0)))) (let ((.cse2 (bvsge .cse3 (_ bv0 32))) (.cse1 (bvslt (bvadd .cse3 (_ bv1 32)) (_ bv362 32)))) (or (and (= c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32)) .cse1 .cse2) (and (= c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 32)) (or (not .cse2) (not .cse1))))))))) is different from false [2021-11-03 04:21:52,013 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse4 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse4 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse4)))))))) (and (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (fp.leq ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (not (fp.lt .cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (let ((.cse3 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse0)))) (let ((.cse2 (bvsge .cse3 (_ bv0 32))) (.cse1 (bvslt (bvadd .cse3 (_ bv1 32)) (_ bv362 32)))) (or (and (= c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32)) .cse1 .cse2) (and (= c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 32)) (or (not .cse2) (not .cse1))))))))) is different from true