./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 405bf8808613f321361d2f502b00e2ac379b7cef .......................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer --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 Automizer --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 0.1.23-635dfa2 [2018-12-08 16:56:40,967 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:56:40,968 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:56:40,974 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:56:40,974 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:56:40,974 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:56:40,975 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:56:40,976 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:56:40,977 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:56:40,977 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:56:40,978 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:56:40,978 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:56:40,978 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:56:40,979 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:56:40,979 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:56:40,980 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:56:40,980 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:56:40,981 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:56:40,982 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:56:40,982 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:56:40,983 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:56:40,984 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:56:40,985 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:56:40,985 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:56:40,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:56:40,985 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:56:40,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:56:40,986 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:56:40,987 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:56:40,987 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:56:40,987 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:56:40,988 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:56:40,988 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:56:40,988 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:56:40,989 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:56:40,989 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:56:40,989 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 16:56:40,996 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:56:40,996 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:56:40,997 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:56:40,997 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 16:56:40,997 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:56:40,997 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:56:40,997 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 16:56:40,998 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:56:40,998 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:56:40,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:56:40,999 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:56:40,999 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 16:56:41,000 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:56:41,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:56:41,000 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 405bf8808613f321361d2f502b00e2ac379b7cef [2018-12-08 16:56:41,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:56:41,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:56:41,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:56:41,027 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:56:41,027 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:56:41,027 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-12-08 16:56:41,062 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/d1d40a5f9/131ab934905b44e284ce247f02ef7d49/FLAGcae6524bf [2018-12-08 16:56:41,432 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:56:41,432 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-12-08 16:56:41,436 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/d1d40a5f9/131ab934905b44e284ce247f02ef7d49/FLAGcae6524bf [2018-12-08 16:56:41,799 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/d1d40a5f9/131ab934905b44e284ce247f02ef7d49 [2018-12-08 16:56:41,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:56:41,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:56:41,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:56:41,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:56:41,806 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:56:41,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:56:41" (1/1) ... [2018-12-08 16:56:41,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7880bf6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:41, skipping insertion in model container [2018-12-08 16:56:41,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:56:41" (1/1) ... [2018-12-08 16:56:41,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:56:41,826 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:56:41,922 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:56:41,948 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:56:41,966 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:56:42,040 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:56:42,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42 WrapperNode [2018-12-08 16:56:42,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:56:42,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:56:42,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:56:42,042 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:56:42,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:56:42,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:56:42,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:56:42,067 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:56:42,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... [2018-12-08 16:56:42,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:56:42,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:56:42,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:56:42,106 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:56:42,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:56:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-12-08 16:56:42,143 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-12-08 16:56:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 16:56:42,144 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 16:56:42,144 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-12-08 16:56:42,144 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-12-08 16:56:42,144 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-12-08 16:56:42,144 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-12-08 16:56:42,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 16:56:42,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 16:56:42,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 16:56:42,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:56:42,145 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-12-08 16:56:42,145 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-12-08 16:56:42,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:56:42,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:56:42,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-08 16:56:42,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-08 16:56:42,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-08 16:56:42,327 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:56:42,327 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-08 16:56:42,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:56:42 BoogieIcfgContainer [2018-12-08 16:56:42,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:56:42,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 16:56:42,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 16:56:42,330 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 16:56:42,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 04:56:41" (1/3) ... [2018-12-08 16:56:42,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4320f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:56:42, skipping insertion in model container [2018-12-08 16:56:42,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:42" (2/3) ... [2018-12-08 16:56:42,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4320f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:56:42, skipping insertion in model container [2018-12-08 16:56:42,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:56:42" (3/3) ... [2018-12-08 16:56:42,332 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index_false-unreach-call_true-termination.c [2018-12-08 16:56:42,339 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 16:56:42,344 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 16:56:42,353 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 16:56:42,371 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 16:56:42,371 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 16:56:42,371 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 16:56:42,371 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 16:56:42,371 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:56:42,372 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:56:42,372 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 16:56:42,372 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:56:42,372 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 16:56:42,382 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-12-08 16:56:42,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 16:56:42,386 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:56:42,386 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:56:42,388 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:56:42,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:56:42,391 INFO L82 PathProgramCache]: Analyzing trace with hash 680575007, now seen corresponding path program 1 times [2018-12-08 16:56:42,392 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 16:56:42,393 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 16:56:42,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:56:42,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:56:42,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:56:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:56:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:56:42,532 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 16:56:42,548 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2895 could not be translated for associated CType ARRAY#_361_~DOUBLE# [2018-12-08 16:56:42,548 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2890 could not be translated for associated CType ARRAY#_361_~DOUBLE# [2018-12-08 16:56:42,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 04:56:42 BoogieIcfgContainer [2018-12-08 16:56:42,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 16:56:42,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:56:42,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:56:42,555 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:56:42,555 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:56:42" (3/4) ... [2018-12-08 16:56:42,558 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 16:56:42,558 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:56:42,558 INFO L168 Benchmark]: Toolchain (without parser) took 756.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -85.9 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:42,559 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:56:42,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 238.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:42,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:56:42,560 INFO L168 Benchmark]: Boogie Preprocessor took 38.77 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. [2018-12-08 16:56:42,561 INFO L168 Benchmark]: RCFGBuilder took 221.60 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: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:42,561 INFO L168 Benchmark]: TraceAbstraction took 226.51 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:42,562 INFO L168 Benchmark]: Witness Printer took 3.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:56:42,564 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 238.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.77 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 221.60 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: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 226.51 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2895 could not be translated for associated CType ARRAY#_361_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2890 could not be translated for associated CType ARRAY#_361_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of to_int at line 117, overapproximation of someUnaryDOUBLEoperation at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of to_real at line 118. Possible FailurePath: [L16-L108] const double T[361] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 0.51503807491005, 0.50000000000000, 0.48480962024634, 0.46947156278589, 0.45399049973955, 0.43837114678908, 0.42261826174070, 0.40673664307580, 0.39073112848927, 0.37460659341591, 0.35836794954530, 0.34202014332567, 0.32556815445716, 0.30901699437495, 0.29237170472274, 0.27563735581700, 0.25881904510252, 0.24192189559967, 0.22495105434387, 0.20791169081776, 0.19080899537654, 0.17364817766693, 0.15643446504023, 0.13917310096007, 0.12186934340515, 0.10452846326765, 0.08715574274766, 0.06975647374413, 0.05233595624294, 0.03489949670250, 0.01745240643728, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -0.08715574274766, -0.10452846326765, -0.12186934340515, -0.13917310096007, -0.15643446504023, -0.17364817766693, -0.19080899537654, -0.20791169081776, -0.22495105434386, -0.24192189559967, -0.25881904510252, -0.27563735581700, -0.29237170472274, -0.30901699437495, -0.32556815445716, -0.34202014332567, -0.35836794954530, -0.37460659341591, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0 }; VAL [\old(T)=null, \old(T)=null, T={2892:0}] [L147] double a, r; [L149] a = __VERIFIER_nondet_double() [L152] CALL SIN(a) VAL [\old(x)=2893, T={2892:0}] [L141] COND FALSE !(x<0) VAL [\old(x)=2893, T={2892:0}, x=2893] [L142] CALL SIN_POS(x) VAL [\old(x)=2893, T={2892:0}] [L135] COND TRUE x>180 VAL [\old(x)=2893, T={2892:0}, x=2893] [L135] CALL SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={2892:0}] [L129] COND FALSE !(x<0) VAL [\old(x)=2891, T={2892:0}, x=2891] [L130] CALL SIN_0_180(x) VAL [\old(x)=2891, T={2892:0}] [L113] double dx, i_dx, v_inf; [L114] double v_sup; [L115] int i; [L116] dx = 2*x [L117] i = dx [L118] i_dx = i VAL [\old(x)=2891, T={2892:0}, x=2891] [L120] CALL __VERIFIER_assert(i >= 0 && i+1 < sizeof(T)/sizeof(T[0])) VAL [\old(cond)=0, T={2892:0}] [L13] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={2892:0}] [L13] __VERIFIER_error() VAL [\old(cond)=0, cond=0, T={2892:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:56:43,860 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:56:43,861 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:56:43,867 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:56:43,867 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:56:43,867 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:56:43,868 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:56:43,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:56:43,870 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:56:43,870 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:56:43,870 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:56:43,871 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:56:43,871 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:56:43,871 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:56:43,872 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:56:43,872 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:56:43,873 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:56:43,874 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:56:43,874 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:56:43,877 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:56:43,877 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:56:43,878 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:56:43,879 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:56:43,879 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:56:43,879 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:56:43,880 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:56:43,880 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:56:43,881 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:56:43,881 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:56:43,882 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:56:43,882 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:56:43,882 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:56:43,882 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:56:43,882 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:56:43,883 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:56:43,883 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:56:43,883 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 16:56:43,890 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:56:43,890 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:56:43,891 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:56:43,891 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 16:56:43,891 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:56:43,891 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:56:43,891 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 16:56:43,892 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:56:43,892 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:56:43,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:56:43,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:56:43,893 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:56:43,894 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 16:56:43,894 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:56:43,894 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 16:56:43,894 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 16:56:43,894 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 405bf8808613f321361d2f502b00e2ac379b7cef [2018-12-08 16:56:43,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:56:43,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:56:43,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:56:43,925 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:56:43,926 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:56:43,926 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-12-08 16:56:43,964 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/6fe982769/6c70ce3f8e31472dbe33957ec29513a1/FLAG7b4bf760a [2018-12-08 16:56:44,385 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:56:44,386 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/sv-benchmarks/c/float-benchs/sin_interpolated_index_false-unreach-call_true-termination.c [2018-12-08 16:56:44,389 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/6fe982769/6c70ce3f8e31472dbe33957ec29513a1/FLAG7b4bf760a [2018-12-08 16:56:44,397 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/data/6fe982769/6c70ce3f8e31472dbe33957ec29513a1 [2018-12-08 16:56:44,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:56:44,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:56:44,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:56:44,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:56:44,403 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:56:44,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4559ae87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44, skipping insertion in model container [2018-12-08 16:56:44,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:56:44,421 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:56:44,531 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:56:44,563 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:56:44,586 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:56:44,670 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:56:44,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44 WrapperNode [2018-12-08 16:56:44,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:56:44,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:56:44,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:56:44,671 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:56:44,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:56:44,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:56:44,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:56:44,697 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:56:44,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... [2018-12-08 16:56:44,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:56:44,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:56:44,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:56:44,740 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:56:44,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:56:44,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-08 16:56:44,772 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-12-08 16:56:44,772 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-12-08 16:56:44,772 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 16:56:44,772 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 16:56:44,772 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-12-08 16:56:44,772 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-12-08 16:56:44,772 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-12-08 16:56:44,772 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-12-08 16:56:44,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 16:56:44,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 16:56:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-08 16:56:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:56:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-12-08 16:56:44,773 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-12-08 16:56:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:56:44,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:56:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-08 16:56:44,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-08 16:56:45,363 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:56:47,083 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:56:47,084 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-08 16:56:47,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:56:47 BoogieIcfgContainer [2018-12-08 16:56:47,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:56:47,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 16:56:47,085 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 16:56:47,086 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 16:56:47,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 04:56:44" (1/3) ... [2018-12-08 16:56:47,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe6da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:56:47, skipping insertion in model container [2018-12-08 16:56:47,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:56:44" (2/3) ... [2018-12-08 16:56:47,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe6da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:56:47, skipping insertion in model container [2018-12-08 16:56:47,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:56:47" (3/3) ... [2018-12-08 16:56:47,089 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index_false-unreach-call_true-termination.c [2018-12-08 16:56:47,095 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 16:56:47,099 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 16:56:47,109 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 16:56:47,129 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 16:56:47,129 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 16:56:47,129 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 16:56:47,129 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 16:56:47,130 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:56:47,130 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:56:47,130 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 16:56:47,130 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:56:47,130 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 16:56:47,141 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-12-08 16:56:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 16:56:47,145 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:56:47,146 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:56:47,148 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:56:47,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:56:47,151 INFO L82 PathProgramCache]: Analyzing trace with hash 680575007, now seen corresponding path program 1 times [2018-12-08 16:56:47,158 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 16:56:47,159 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-08 16:56:47,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:02:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:02:07,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:02:10,047 WARN L832 $PredicateComparison]: unable to prove that (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (= |c_SIN_180_#in~x| (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse0))))))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)))) is different from false [2018-12-08 17:02:12,257 WARN L832 $PredicateComparison]: unable to prove that (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (= c_SIN_180_~x (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse0))))))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)))) is different from false [2018-12-08 17:02:14,476 WARN L832 $PredicateComparison]: unable to prove that (and (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (= c_SIN_180_~x (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse0))))))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)))) (not (fp.lt c_SIN_180_~x ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))))) is different from false [2018-12-08 17:02:16,702 WARN L832 $PredicateComparison]: unable to prove that (and (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (= |c_SIN_0_180_#in~x| (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse0))))))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)))) (not (fp.lt |c_SIN_0_180_#in~x| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))))) is different from false [2018-12-08 17:02:18,937 WARN L832 $PredicateComparison]: unable to prove that (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse1)))))))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (= c_SIN_0_180_~i~0 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse0))) (not (fp.lt .cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))))) is different from false [2018-12-08 17:02:20,947 WARN L854 $PredicateComparison]: unable to prove that (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse1)))))))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (= c_SIN_0_180_~i~0 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse0))) (not (fp.lt .cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))))) is different from true [2018-12-08 17:02:39,254 WARN L832 $PredicateComparison]: unable to prove that (let ((.cse2 (= |c___VERIFIER_assert_#in~cond| (_ bv0 32)))) (or (and (exists ((v_prenex_722 (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub roundNearestTiesToEven v_prenex_722 (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse1)))))))) (and (fp.leq v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse0)) (_ bv0 32))) (fp.gt v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))))))) .cse2) (and (= (bvadd |c___VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32)) (exists ((v_prenex_724 (_ FloatingPoint 11 53))) (let ((.cse3 (fp.sub roundNearestTiesToEven v_prenex_724 (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_724 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse5)))))))) (let ((.cse4 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse3)))) (and (not (fp.lt .cse3 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (bvslt (bvadd .cse4 (_ bv1 32)) (_ bv361 32)) (bvsge .cse4 (_ bv0 32)) (fp.gt v_prenex_724 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (fp.leq v_prenex_724 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))))))) (and (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (let ((.cse6 (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse7 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse7 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse7)))))))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse6 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (not (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse6)) (_ bv1 32)) (_ bv361 32))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))))) .cse2))) is different from false [2018-12-08 17:02:55,369 WARN L832 $PredicateComparison]: unable to prove that (let ((.cse0 (= (_ bv0 32) c___VERIFIER_assert_~cond))) (or (and .cse0 (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (let ((.cse1 (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (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 v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse2)))))))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (not (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse1)) (_ bv1 32)) (_ bv361 32))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)))))) (and (exists ((v_prenex_724 (_ FloatingPoint 11 53))) (let ((.cse3 (fp.sub roundNearestTiesToEven v_prenex_724 (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_724 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse5)))))))) (let ((.cse4 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse3)))) (and (not (fp.lt .cse3 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (bvslt (bvadd .cse4 (_ bv1 32)) (_ bv361 32)) (bvsge .cse4 (_ bv0 32)) (fp.gt v_prenex_724 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (fp.leq v_prenex_724 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)))))) (= (bvadd c___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (exists ((v_prenex_722 (_ FloatingPoint 11 53))) (let ((.cse6 (fp.sub roundNearestTiesToEven v_prenex_722 (let ((.cse7 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse7 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse7)))))))) (and (fp.leq v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse6)) (_ bv0 32))) (fp.gt v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse6 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))))))))) is different from false [2018-12-08 17:03:06,826 WARN L832 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_722 (_ FloatingPoint 11 53))) (let ((.cse0 (fp.sub roundNearestTiesToEven v_prenex_722 (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse1)))))))) (and (fp.leq v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse0)) (_ bv0 32))) (fp.gt v_prenex_722 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))))))) (exists ((v_SIN_POS_~x_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (let ((.cse2 (fp.sub roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 (let ((.cse3 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse3 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse3)))))))) (and (fp.gt v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (not (fp.lt .cse2 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (not (bvslt (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32)) .cse2)) (_ bv1 32)) (_ bv361 32))) (fp.leq v_SIN_POS_~x_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0)))))) is different from false [2018-12-08 17:03:06,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:03:06,845 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 17:03:06,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:03:06,916 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-12-08 17:03:06,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-08 17:03:06,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-08 17:03:06,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=49, Unknown=9, NotChecked=152, Total=240 [2018-12-08 17:03:06,928 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 16 states. [2018-12-08 17:03:07,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:03:07,759 INFO L93 Difference]: Finished difference Result 80 states and 95 transitions. [2018-12-08 17:03:07,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 17:03:07,761 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 21 [2018-12-08 17:03:07,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:03:07,768 INFO L225 Difference]: With dead ends: 80 [2018-12-08 17:03:07,768 INFO L226 Difference]: Without dead ends: 27 [2018-12-08 17:03:07,770 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 21.1s TimeCoverageRelationStatistics Valid=44, Invalid=89, Unknown=9, NotChecked=200, Total=342 [2018-12-08 17:03:07,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-12-08 17:03:07,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-12-08 17:03:07,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-12-08 17:03:07,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2018-12-08 17:03:07,795 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 21 [2018-12-08 17:03:07,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:03:07,795 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2018-12-08 17:03:07,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-08 17:03:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2018-12-08 17:03:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 17:03:07,796 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:03:07,796 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:03:07,797 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:03:07,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:03:07,797 INFO L82 PathProgramCache]: Analyzing trace with hash -2039194338, now seen corresponding path program 1 times [2018-12-08 17:03:07,799 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 17:03:07,800 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/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 [2018-12-08 17:03:07,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:03:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:03:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:03:17,806 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 17:03:17,825 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# [2018-12-08 17:03:17,825 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 3bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# [2018-12-08 17:03:17,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 05:03:17 BoogieIcfgContainer [2018-12-08 17:03:17,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 17:03:17,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:03:17,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:03:17,832 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:03:17,832 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:56:47" (3/4) ... [2018-12-08 17:03:17,833 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 17:03:17,836 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# [2018-12-08 17:03:17,837 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 3bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# [2018-12-08 17:03:17,864 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f9def371-f4ff-40f5-8e38-252f44f64876/bin-2019/uautomizer/witness.graphml [2018-12-08 17:03:17,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:03:17,865 INFO L168 Benchmark]: Toolchain (without parser) took 393465.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 836.0 MB in the end (delta: 108.7 MB). Peak memory consumption was 241.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:03:17,866 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:03:17,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -181.0 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-12-08 17:03:17,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.25 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. [2018-12-08 17:03:17,866 INFO L168 Benchmark]: Boogie Preprocessor took 43.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:03:17,867 INFO L168 Benchmark]: RCFGBuilder took 2344.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.2 MB). Peak memory consumption was 100.2 MB. Max. memory is 11.5 GB. [2018-12-08 17:03:17,867 INFO L168 Benchmark]: TraceAbstraction took 390746.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 842.8 MB in the end (delta: 175.9 MB). Peak memory consumption was 175.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:03:17,867 INFO L168 Benchmark]: Witness Printer took 32.62 ms. Allocated memory is still 1.2 GB. Free memory was 842.8 MB in the beginning and 836.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:03:17,869 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -181.0 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.25 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 43.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2344.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.2 MB). Peak memory consumption was 100.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 390746.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 842.8 MB in the end (delta: 175.9 MB). Peak memory consumption was 175.9 MB. Max. memory is 11.5 GB. * Witness Printer took 32.62 ms. Allocated memory is still 1.2 GB. Free memory was 842.8 MB in the beginning and 836.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 3bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 3bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~DOUBLE# * 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, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0 }; VAL [\old(T)=null, \old(T)=null, T={2:0}] [L147] double a, r; [L149] a = __VERIFIER_nondet_double() [L152] CALL SIN(a) VAL [\old(x)=452460420, T={2:0}] [L141] COND FALSE !(x<0) VAL [\old(x)=452460420, T={2:0}, x=452460420] [L142] CALL SIN_POS(x) VAL [\old(x)=452460420, T={2:0}] [L135] COND TRUE x>180 VAL [\old(x)=452460420, T={2:0}, x=452460420] [L135] CALL SIN_180(x-360.*(int)((x+180.)/360.)) VAL [\old(x)=-180.0, T={2:0}] [L129] COND TRUE x<0 VAL [\old(x)=-180.0, T={2:0}, x=-180.0] [L129] CALL SIN_0_180(-x) VAL [\old(x)=180.0, T={2:0}] [L113] double dx, i_dx, v_inf; [L114] double v_sup; [L115] int i; [L116] dx = 2*x [L117] i = dx [L118] i_dx = i VAL [\old(x)=180.0, dx=360.0, dx=360.0, i=360, T={2:0}, x=180.0] [L120] CALL __VERIFIER_assert(i >= 0 && i+1 < sizeof(T)/sizeof(T[0])) VAL [\old(cond)=0, T={2:0}] [L13] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={2:0}] [L13] __VERIFIER_error() VAL [\old(cond)=0, cond=0, T={2:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 47 locations, 1 error locations. UNSAFE Result, 390.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 44 SDtfs, 25 SDslu, 426 SDs, 0 SdLazy, 48 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 21.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 319.1s SatisfiabilityAnalysisTime, 63.3s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 8 QuantifiedInterpolants, 20180 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1140 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...