./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 405bf8808613f321361d2f502b00e2ac379b7cef ............................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 405bf8808613f321361d2f502b00e2ac379b7cef ................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:33:43,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:33:43,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:33:43,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:33:43,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:33:43,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:33:43,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:33:43,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:33:43,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:33:43,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:33:43,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:33:43,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:33:43,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:33:43,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:33:43,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:33:43,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:33:43,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:33:43,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:33:43,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:33:43,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:33:43,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:33:43,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:33:43,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:33:43,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:33:43,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:33:43,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:33:43,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:33:43,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:33:43,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:33:43,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:33:43,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:33:43,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:33:43,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:33:43,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:33:43,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:33:43,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:33:43,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:33:43,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:33:43,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:33:43,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:33:43,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:33:43,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 19:33:43,759 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:33:43,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:33:43,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:33:43,760 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:33:43,760 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:33:43,760 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:33:43,760 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:33:43,760 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:33:43,761 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:33:43,761 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:33:43,761 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:33:43,761 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:33:43,761 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:33:43,762 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:33:43,762 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:33:43,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:33:43,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:33:43,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:33:43,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:33:43,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:33:43,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:33:43,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:33:43,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:33:43,764 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:33:43,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:33:43,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:33:43,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:33:43,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:33:43,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:33:43,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:33:43,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:33:43,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:33:43,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:33:43,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:33:43,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:33:43,766 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:33:43,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:33:43,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:33:43,767 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:33:43,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:33:43,767 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 405bf8808613f321361d2f502b00e2ac379b7cef [2019-12-07 19:33:43,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:33:43,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:33:43,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:33:43,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:33:43,877 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:33:43,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2019-12-07 19:33:43,913 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/8e78acebc/311886ee8c5b48b19b49c974e5065840/FLAGccbb40785 [2019-12-07 19:33:44,352 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:33:44,353 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2019-12-07 19:33:44,357 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/8e78acebc/311886ee8c5b48b19b49c974e5065840/FLAGccbb40785 [2019-12-07 19:33:44,366 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/8e78acebc/311886ee8c5b48b19b49c974e5065840 [2019-12-07 19:33:44,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:33:44,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:33:44,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:44,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:33:44,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:33:44,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@778eab49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44, skipping insertion in model container [2019-12-07 19:33:44,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:33:44,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:33:44,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:44,573 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:33:44,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:44,634 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:33:44,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44 WrapperNode [2019-12-07 19:33:44,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:44,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:33:44,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:33:44,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:33:44,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:33:44,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:33:44,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:33:44,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:33:44,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:33:44,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:33:44,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:33:44,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:33:44,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/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 [2019-12-07 19:33:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:33:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 19:33:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:33:44,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:33:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-12-07 19:33:45,121 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:33:45,121 INFO L287 CfgBuilder]: Removed 50 assume(true) statements. [2019-12-07 19:33:45,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:33:45 BoogieIcfgContainer [2019-12-07 19:33:45,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:33:45,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:33:45,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:33:45,124 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:33:45,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:33:44" (1/3) ... [2019-12-07 19:33:45,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21043f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:33:45, skipping insertion in model container [2019-12-07 19:33:45,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44" (2/3) ... [2019-12-07 19:33:45,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21043f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:33:45, skipping insertion in model container [2019-12-07 19:33:45,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:33:45" (3/3) ... [2019-12-07 19:33:45,126 INFO L109 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-1.c [2019-12-07 19:33:45,133 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:33:45,138 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2019-12-07 19:33:45,145 INFO L249 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-12-07 19:33:45,160 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:33:45,160 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:33:45,160 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:33:45,160 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:33:45,160 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:33:45,160 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:33:45,160 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:33:45,160 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:33:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2019-12-07 19:33:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-07 19:33:45,175 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:45,175 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-07 19:33:45,175 INFO L410 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]=== [2019-12-07 19:33:45,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:45,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1221026118, now seen corresponding path program 1 times [2019-12-07 19:33:45,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 19:33:45,185 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328887389] [2019-12-07 19:33:45,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:33:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:33:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:33:45,362 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-12-07 19:33:45,362 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 19:33:45,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:33:45 BoogieIcfgContainer [2019-12-07 19:33:45,385 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:33:45,385 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:33:45,385 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:33:45,385 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:33:45,386 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:33:45" (3/4) ... [2019-12-07 19:33:45,388 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 19:33:45,388 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:33:45,390 INFO L168 Benchmark]: Toolchain (without parser) took 1020.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 947.8 MB in the beginning and 995.8 MB in the end (delta: -48.0 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:45,390 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:33:45,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:45,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:45,391 INFO L168 Benchmark]: Boogie Preprocessor took 39.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:45,392 INFO L168 Benchmark]: RCFGBuilder took 395.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:45,392 INFO L168 Benchmark]: TraceAbstraction took 262.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:45,393 INFO L168 Benchmark]: Witness Printer took 3.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:45,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 395.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 262.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of to_int at line 117, overapproximation of someUnaryDOUBLEoperation at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of to_real at line 118. Possible FailurePath: [L16-L108] 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 }; [L147] double a, r; [L149] a = __VERIFIER_nondet_double() [L141] COND FALSE !(x<0) [L135] COND TRUE x>180 [L129] COND FALSE !(x<0) [L113] double dx, i_dx, v_inf; [L114] double v_sup; [L115] int i; [L116] dx = 2*x [L117] i = dx [L118] i_dx = i [L13] COND TRUE !(cond) VAL [T={2:0}] [L13] __VERIFIER_error() VAL [T={2:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 8 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: 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 0.1.25-f470102 [2019-12-07 19:33:46,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:33:46,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:33:46,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:33:46,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:33:46,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:33:46,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:33:46,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:33:46,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:33:46,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:33:46,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:33:46,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:33:46,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:33:46,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:33:46,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:33:46,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:33:46,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:33:46,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:33:46,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:33:46,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:33:46,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:33:46,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:33:46,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:33:46,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:33:46,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:33:46,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:33:46,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:33:46,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:33:46,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:33:46,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:33:46,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:33:46,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:33:46,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:33:46,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:33:46,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:33:46,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:33:46,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:33:46,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:33:46,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:33:46,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:33:46,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:33:46,796 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 19:33:46,806 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:33:46,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:33:46,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:33:46,807 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:33:46,807 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:33:46,807 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:33:46,807 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:33:46,807 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:33:46,808 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:33:46,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:33:46,808 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:33:46,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:33:46,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:33:46,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:33:46,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:33:46,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:33:46,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:33:46,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:33:46,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:33:46,809 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:33:46,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:33:46,810 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:33:46,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:33:46,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:33:46,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:33:46,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:33:46,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:33:46,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:33:46,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:33:46,811 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d0c799e9-a947-40fc-a980-a2e245d28453/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 405bf8808613f321361d2f502b00e2ac379b7cef [2019-12-07 19:33:46,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:33:46,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:33:46,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:33:46,983 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:33:46,984 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:33:46,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2019-12-07 19:33:47,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/8c6060d1d/497ae41fbd19487d9ca2ddc95c1b269c/FLAG26d654f11 [2019-12-07 19:33:47,482 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:33:47,483 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/sv-benchmarks/c/float-benchs/sin_interpolated_index-1.c [2019-12-07 19:33:47,487 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/8c6060d1d/497ae41fbd19487d9ca2ddc95c1b269c/FLAG26d654f11 [2019-12-07 19:33:47,496 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/data/8c6060d1d/497ae41fbd19487d9ca2ddc95c1b269c [2019-12-07 19:33:47,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:33:47,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:33:47,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:47,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:33:47,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:33:47,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a94c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47, skipping insertion in model container [2019-12-07 19:33:47,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:33:47,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:33:47,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:47,689 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:33:47,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:47,800 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:33:47,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47 WrapperNode [2019-12-07 19:33:47,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:47,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:33:47,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:33:47,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:33:47,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:33:47,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:33:47,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:33:47,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:33:47,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... [2019-12-07 19:33:47,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:33:47,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:33:47,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:33:47,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:33:47,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/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 [2019-12-07 19:33:47,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-07 19:33:47,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:33:47,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-12-07 19:33:47,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:33:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:34:12,835 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:34:12,836 INFO L287 CfgBuilder]: Removed 50 assume(true) statements. [2019-12-07 19:34:12,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:34:12 BoogieIcfgContainer [2019-12-07 19:34:12,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:34:12,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:34:12,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:34:12,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:34:12,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:33:47" (1/3) ... [2019-12-07 19:34:12,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@931fab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:34:12, skipping insertion in model container [2019-12-07 19:34:12,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:47" (2/3) ... [2019-12-07 19:34:12,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@931fab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:34:12, skipping insertion in model container [2019-12-07 19:34:12,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:34:12" (3/3) ... [2019-12-07 19:34:12,844 INFO L109 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-1.c [2019-12-07 19:34:12,850 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:34:12,855 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2019-12-07 19:34:12,862 INFO L249 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-12-07 19:34:12,877 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:34:12,878 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:34:12,878 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:34:12,878 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:34:12,878 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:34:12,878 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:34:12,878 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:34:12,879 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:34:12,890 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2019-12-07 19:34:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-07 19:34:12,894 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:34:12,895 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:34:12,895 INFO L410 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]=== [2019-12-07 19:34:12,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:34:12,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1876523361, now seen corresponding path program 1 times [2019-12-07 19:34:12,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:34:12,913 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1193423065] [2019-12-07 19:34:12,913 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/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 [2019-12-07 19:44:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:44:56,314 INFO L264 TraceCheckSpWp]: Trace formula consists of 1115 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-07 19:44:56,319 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:44:58,642 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (and (= (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)))))) c_ULTIMATE.start_SIN_180_~x) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse1)) (fp.leq ULTIMATE.start_SIN_POS_~x .cse1)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2019-12-07 19:44:58,654 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 19:45:03,169 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 19:45:17,199 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (= c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 32)))) (or (and (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (.cse1 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse2 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse2 ((_ 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)) .cse2)))))))) (and (fp.leq ULTIMATE.start_SIN_POS_~x .cse0) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse0)) (not (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse1)) (_ bv1 32)) (_ bv361 32)))))) .cse3) (and .cse3 (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse5 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse6 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse6 ((_ 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)) .cse6))))))) (.cse4 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))) (and (fp.leq ULTIMATE.start_SIN_POS_~x .cse4) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse5)) (_ bv0 32))) (not (fp.lt .cse5 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse4)))))) (and (= (bvadd c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse8 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse10 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse10 ((_ 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)) .cse10)))))))) (let ((.cse7 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (.cse9 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse8)))) (and (fp.leq ULTIMATE.start_SIN_POS_~x .cse7) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse8 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse7)) (bvsge .cse9 (_ bv0 32)) (bvslt (bvadd .cse9 (_ bv1 32)) (_ bv361 32))))))))) is different from false [2019-12-07 19:45:28,839 WARN L838 $PredicateComparison]: unable to prove that (or (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (.cse1 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse2 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse2 ((_ 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)) .cse2)))))))) (and (fp.leq ULTIMATE.start_SIN_POS_~x .cse0) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse0)) (not (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse1)) (_ bv1 32)) (_ bv361 32)))))) (exists ((v_prenex_361 (_ FloatingPoint 11 53))) (let ((.cse4 (fp.sub roundNearestTiesToEven v_prenex_361 (let ((.cse5 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse5 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_361 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse5))))))) (.cse3 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))) (and (fp.geq v_prenex_361 (fp.neg .cse3)) (fp.gt v_prenex_361 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse4)) (_ bv0 32))) (not (fp.lt .cse4 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.leq v_prenex_361 .cse3))))) is different from false [2019-12-07 19:45:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:45:28,855 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:45:32,152 WARN L192 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 17 [2019-12-07 19:45:34,418 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2)))))))) (or (not (fp.gt c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse0 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse1)))) (and (bvslt (bvadd .cse0 (_ bv1 32)) (_ bv361 32)) (bvsge .cse0 (_ bv0 32)))) (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) is different from false [2019-12-07 19:45:36,694 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2)))))))) (or (not (fp.gt c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse0 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse1)))) (and (bvslt (bvadd .cse0 (_ bv1 32)) (_ bv361 32)) (bvsge .cse0 (_ bv0 32)))) (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) is different from true [2019-12-07 19:45:38,974 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_~x (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2)))))))) (or (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.gt c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse1 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse0)))) (and (bvslt (bvadd .cse1 (_ bv1 32)) (_ bv361 32)) (bvsge .cse1 (_ bv0 32)))))) is different from false [2019-12-07 19:45:41,251 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_~x (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2)))))))) (or (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.gt c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse1 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse0)))) (and (bvslt (bvadd .cse1 (_ bv1 32)) (_ bv361 32)) (bvsge .cse1 (_ bv0 32)))))) is different from true [2019-12-07 19:45:41,253 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 19:45:43,768 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_SIN_#in~x_2| (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2))))))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (or (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse0)) (_ bv0 32)) (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.geq |v_ULTIMATE.start_SIN_#in~x_2| (fp.neg .cse1))) (not (fp.gt |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (not (fp.leq |v_ULTIMATE.start_SIN_#in~x_2| .cse1))))) (forall ((|v_ULTIMATE.start_SIN_#in~x_2| (_ FloatingPoint 11 53))) (let ((.cse3 (fp.sub c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse5 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse5))))))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (or (fp.lt .cse3 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.geq |v_ULTIMATE.start_SIN_#in~x_2| (fp.neg .cse4))) (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse3)) (_ bv1 32)) (_ bv361 32)) (not (fp.gt |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (not (fp.leq |v_ULTIMATE.start_SIN_#in~x_2| .cse4)))))) is different from true [2019-12-07 19:45:43,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:45:43,770 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1193423065] [2019-12-07 19:45:43,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:45:43,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 12 [2019-12-07 19:45:43,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595363637] [2019-12-07 19:45:43,776 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-07 19:45:43,776 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:45:43,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-07 19:45:43,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=33, Unknown=8, NotChecked=90, Total=156 [2019-12-07 19:45:43,789 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 13 states. [2019-12-07 19:45:47,050 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_SIN_#in~x_2| (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2))))))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (or (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse0)) (_ bv0 32)) (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.geq |v_ULTIMATE.start_SIN_#in~x_2| (fp.neg .cse1))) (not (fp.gt |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (not (fp.leq |v_ULTIMATE.start_SIN_#in~x_2| .cse1))))) (forall ((|v_ULTIMATE.start_SIN_#in~x_2| (_ FloatingPoint 11 53))) (let ((.cse3 (fp.sub c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse5 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse5))))))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (or (fp.lt .cse3 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.geq |v_ULTIMATE.start_SIN_#in~x_2| (fp.neg .cse4))) (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse3)) (_ bv1 32)) (_ bv361 32)) (not (fp.gt |v_ULTIMATE.start_SIN_#in~x_2| ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (not (fp.leq |v_ULTIMATE.start_SIN_#in~x_2| .cse4))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2019-12-07 19:45:49,324 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (and (fp.geq c_ULTIMATE.start_SIN_~x (fp.neg .cse0)) (fp.leq c_ULTIMATE.start_SIN_~x .cse0) (let ((.cse1 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_~x (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse3 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse3)))))))) (or (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.gt c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse2 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse1)))) (and (bvslt (bvadd .cse2 (_ bv1 32)) (_ bv361 32)) (bvsge .cse2 (_ bv0 32)))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2019-12-07 19:45:51,594 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (and (fp.geq c_ULTIMATE.start_SIN_~x (fp.neg .cse0)) (fp.leq c_ULTIMATE.start_SIN_~x .cse0) (let ((.cse1 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_~x (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse3 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse3)))))))) (or (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (not (fp.gt c_ULTIMATE.start_SIN_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse2 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse1)))) (and (bvslt (bvadd .cse2 (_ bv1 32)) (_ bv361 32)) (bvsge .cse2 (_ bv0 32)))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2019-12-07 19:45:53,870 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (and (let ((.cse1 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2)))))))) (or (not (fp.gt c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse0 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse1)))) (and (bvslt (bvadd .cse0 (_ bv1 32)) (_ bv361 32)) (bvsge .cse0 (_ bv0 32)))) (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (fp.geq c_ULTIMATE.start_SIN_POS_~x (fp.neg .cse3)) (fp.leq c_ULTIMATE.start_SIN_POS_~x .cse3) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2019-12-07 19:45:56,142 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (and (let ((.cse1 (fp.sub c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2)))))))) (or (not (fp.gt c_ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))) (let ((.cse0 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) .cse1)))) (and (bvslt (bvadd .cse0 (_ bv1 32)) (_ bv361 32)) (bvsge .cse0 (_ bv0 32)))) (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (fp.geq c_ULTIMATE.start_SIN_POS_~x (fp.neg .cse3)) (fp.leq c_ULTIMATE.start_SIN_POS_~x .cse3) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2019-12-07 19:45:58,416 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (and (= (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)))))) c_ULTIMATE.start_SIN_180_~x) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse1)) (fp.leq ULTIMATE.start_SIN_POS_~x .cse1)))) (or (let ((.cse2 ((_ fp.to_sbv 32) roundTowardZero (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv2 32)) c_ULTIMATE.start_SIN_180_~x)))) (and (bvslt (bvadd .cse2 (_ bv1 32)) (_ bv361 32)) (bvsge .cse2 (_ bv0 32)))) (fp.lt c_ULTIMATE.start_SIN_180_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2019-12-07 19:46:06,443 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (= c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 32)))) (and (or (and (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (.cse1 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse2 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse2 ((_ 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)) .cse2)))))))) (and (fp.leq ULTIMATE.start_SIN_POS_~x .cse0) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse0)) (not (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse1)) (_ bv1 32)) (_ bv361 32)))))) .cse3) (and .cse3 (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse5 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse6 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse6 ((_ 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)) .cse6))))))) (.cse4 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))) (and (fp.leq ULTIMATE.start_SIN_POS_~x .cse4) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse5)) (_ bv0 32))) (not (fp.lt .cse5 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse4)))))) (and (= (bvadd c_ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (exists ((ULTIMATE.start_SIN_POS_~x (_ FloatingPoint 11 53))) (let ((.cse8 (fp.sub roundNearestTiesToEven ULTIMATE.start_SIN_POS_~x (let ((.cse10 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse10 ((_ 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)) .cse10)))))))) (let ((.cse7 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (.cse9 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse8)))) (and (fp.leq ULTIMATE.start_SIN_POS_~x .cse7) (fp.gt ULTIMATE.start_SIN_POS_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse8 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.geq ULTIMATE.start_SIN_POS_~x (fp.neg .cse7)) (bvsge .cse9 (_ bv0 32)) (bvslt (bvadd .cse9 (_ bv1 32)) (_ bv361 32)))))))) (not .cse3))) is different from false [2019-12-07 19:46:13,146 WARN L192 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 21 [2019-12-07 19:46:41,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:46:41,582 INFO L93 Difference]: Finished difference Result 95 states and 107 transitions. [2019-12-07 19:46:41,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 19:46:41,670 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 7 [2019-12-07 19:46:41,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:46:41,677 INFO L225 Difference]: With dead ends: 95 [2019-12-07 19:46:41,678 INFO L226 Difference]: Without dead ends: 30 [2019-12-07 19:46:41,680 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 11 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 42.5s TimeCoverageRelationStatistics Valid=39, Invalid=46, Unknown=15, NotChecked=242, Total=342 [2019-12-07 19:46:41,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-12-07 19:46:41,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-12-07 19:46:41,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-12-07 19:46:41,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2019-12-07 19:46:41,704 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 7 [2019-12-07 19:46:41,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:46:41,704 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2019-12-07 19:46:41,704 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-07 19:46:41,704 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2019-12-07 19:46:41,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-07 19:46:41,705 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:46:41,705 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:46:41,906 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:46:41,907 INFO L410 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]=== [2019-12-07 19:46:41,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:46:41,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1876508466, now seen corresponding path program 1 times [2019-12-07 19:46:41,911 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:46:41,912 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351080601] [2019-12-07 19:46:41,912 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/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 [2019-12-07 19:46:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:46:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:46:53,870 INFO L174 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2019-12-07 19:46:53,870 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 19:46:54,072 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 19:46:54,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:46:54 BoogieIcfgContainer [2019-12-07 19:46:54,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:46:54,108 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:46:54,108 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:46:54,108 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:46:54,108 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:34:12" (3/4) ... [2019-12-07 19:46:54,110 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 19:46:54,152 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d0c799e9-a947-40fc-a980-a2e245d28453/bin/utaipan/witness.graphml [2019-12-07 19:46:54,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:46:54,153 INFO L168 Benchmark]: Toolchain (without parser) took 786654.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -128.6 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:46:54,153 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:46:54,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:46:54,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 19:46:54,154 INFO L168 Benchmark]: Boogie Preprocessor took 48.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 19:46:54,155 INFO L168 Benchmark]: RCFGBuilder took 24930.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.3 MB in the end (delta: 116.5 MB). Peak memory consumption was 116.5 MB. Max. memory is 11.5 GB. [2019-12-07 19:46:54,155 INFO L168 Benchmark]: TraceAbstraction took 761269.76 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.4 MB). Free memory was 980.3 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:46:54,155 INFO L168 Benchmark]: Witness Printer took 44.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:46:54,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 302.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 24930.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.3 MB in the end (delta: 116.5 MB). Peak memory consumption was 116.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 761269.76 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.4 MB). Free memory was 980.3 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 44.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 13]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L16-L108] 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={3:0}] [L147] double a, r; [L149] a = __VERIFIER_nondet_double() [L141] COND FALSE !(x<0) [L135] COND TRUE x>180 [L129] COND TRUE x<0 [L113] double dx, i_dx, v_inf; [L114] double v_sup; [L115] int i; [L116] dx = 2*x [L117] i = dx [L118] i_dx = i [L13] COND TRUE !(cond) VAL [T={3:0}] [L13] __VERIFIER_error() VAL [T={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 8 error locations. Result: UNSAFE, OverallTime: 761.1s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 57.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 57 SDtfs, 26 SDslu, 182 SDs, 0 SdLazy, 29 SolverSat, 10 SolverUnsat, 13 SolverUnknown, 0 SolverNotchecked, 36.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 11 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 42.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 638.0s SatisfiabilityAnalysisTime, 58.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 4 QuantifiedInterpolants, 5562 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1115 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...