./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/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 daebae9048d6150074185fe76a0ada59137920b5 ............................................................................................................................................................................................................................................................................................................................................................................................... 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_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/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 daebae9048d6150074185fe76a0ada59137920b5 ............................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:03:51,301 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:03:51,303 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:03:51,310 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:03:51,310 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:03:51,311 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:03:51,312 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:03:51,313 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:03:51,314 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:03:51,315 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:03:51,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:03:51,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:03:51,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:03:51,318 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:03:51,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:03:51,319 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:03:51,320 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:03:51,321 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:03:51,322 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:03:51,323 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:03:51,324 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:03:51,325 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:03:51,326 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:03:51,327 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:03:51,327 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:03:51,327 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:03:51,328 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:03:51,329 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:03:51,329 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:03:51,330 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:03:51,330 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:03:51,331 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:03:51,331 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:03:51,331 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:03:51,332 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:03:51,332 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:03:51,332 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 15:03:51,342 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:03:51,342 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:03:51,343 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:03:51,343 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 15:03:51,344 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:03:51,344 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:03:51,344 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:03:51,344 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:03:51,345 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:03:51,346 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:03:51,346 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:03:51,346 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:03:51,346 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:03:51,346 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:03:51,346 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:03:51,347 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:03:51,347 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:03:51,347 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:03:51,347 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:03:51,347 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:03:51,347 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:03:51,347 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:03:51,348 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:03:51,348 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_8041d577-e084-422f-b84b-64c733f237af/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 -> daebae9048d6150074185fe76a0ada59137920b5 [2018-11-18 15:03:51,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:03:51,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:03:51,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:03:51,384 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:03:51,384 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:03:51,385 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange_true-unreach-call.c [2018-11-18 15:03:51,422 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/9ebadfd75/de96193f831147f0b2b77422e76b7a41/FLAG2f1509e9b [2018-11-18 15:03:51,733 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:03:51,733 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange_true-unreach-call.c [2018-11-18 15:03:51,737 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/9ebadfd75/de96193f831147f0b2b77422e76b7a41/FLAG2f1509e9b [2018-11-18 15:03:51,747 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/9ebadfd75/de96193f831147f0b2b77422e76b7a41 [2018-11-18 15:03:51,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:03:51,750 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:03:51,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:03:51,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:03:51,754 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:03:51,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:03:51" (1/1) ... [2018-11-18 15:03:51,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43903332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:51, skipping insertion in model container [2018-11-18 15:03:51,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:03:51" (1/1) ... [2018-11-18 15:03:51,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:03:51,781 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:03:51,906 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:03:51,934 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:03:51,958 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:03:52,044 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:03:52,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52 WrapperNode [2018-11-18 15:03:52,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:03:52,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:03:52,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:03:52,045 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:03:52,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... [2018-11-18 15:03:52,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... [2018-11-18 15:03:52,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... [2018-11-18 15:03:52,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... [2018-11-18 15:03:52,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... [2018-11-18 15:03:52,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... [2018-11-18 15:03:52,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... [2018-11-18 15:03:52,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:03:52,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:03:52,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:03:52,098 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:03:52,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/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 [2018-11-18 15:03:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:03:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:03:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 15:03:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 15:03:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 15:03:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 15:03:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 15:03:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:03:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:03:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 15:03:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 15:03:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 15:03:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 15:03:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:03:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:03:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:03:54,796 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:03:54,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:03:54 BoogieIcfgContainer [2018-11-18 15:03:54,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:03:54,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:03:54,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:03:54,800 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:03:54,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:03:51" (1/3) ... [2018-11-18 15:03:54,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12cd9c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:03:54, skipping insertion in model container [2018-11-18 15:03:54,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:52" (2/3) ... [2018-11-18 15:03:54,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12cd9c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:03:54, skipping insertion in model container [2018-11-18 15:03:54,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:03:54" (3/3) ... [2018-11-18 15:03:54,802 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_smallrange_true-unreach-call.c [2018-11-18 15:03:54,808 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:03:54,813 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:03:54,823 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:03:54,843 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:03:54,844 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:03:54,844 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:03:54,844 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:03:54,844 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:03:54,844 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:03:54,844 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:03:54,844 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:03:54,845 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:03:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2018-11-18 15:03:54,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 15:03:54,862 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:03:54,863 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:03:54,865 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:03:54,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:03:54,869 INFO L82 PathProgramCache]: Analyzing trace with hash -2116528846, now seen corresponding path program 1 times [2018-11-18 15:03:54,870 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:03:54,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:03:54,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:03:54,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:03:54,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:03:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:03:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:03:55,229 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 15:03:55,247 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2961 could not be translated for associated CType ARRAY#_362_~DOUBLE# [2018-11-18 15:03:55,248 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2986 could not be translated for associated CType ARRAY#_362_~DOUBLE# [2018-11-18 15:03:55,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:03:55 BoogieIcfgContainer [2018-11-18 15:03:55,257 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:03:55,258 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:03:55,258 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:03:55,258 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:03:55,258 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:03:54" (3/4) ... [2018-11-18 15:03:55,262 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:03:55,262 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:03:55,262 INFO L168 Benchmark]: Toolchain (without parser) took 3512.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 958.5 MB in the beginning and 871.3 MB in the end (delta: 87.2 MB). Peak memory consumption was 250.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:03:55,264 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:03:55,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 958.5 MB in the beginning and 1.2 GB in the end (delta: -201.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:03:55,265 INFO L168 Benchmark]: Boogie Preprocessor took 53.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:03:55,265 INFO L168 Benchmark]: RCFGBuilder took 2699.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 929.0 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:03:55,266 INFO L168 Benchmark]: TraceAbstraction took 459.90 ms. Allocated memory is still 1.2 GB. Free memory was 929.0 MB in the beginning and 871.3 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:03:55,266 INFO L168 Benchmark]: Witness Printer took 4.29 ms. Allocated memory is still 1.2 GB. Free memory is still 871.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:03:55,269 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 293.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 958.5 MB in the beginning and 1.2 GB in the end (delta: -201.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2699.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 929.0 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 459.90 ms. Allocated memory is still 1.2 GB. Free memory was 929.0 MB in the beginning and 871.3 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.29 ms. Allocated memory is still 1.2 GB. Free memory is still 871.3 MB. 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 2961 could not be translated for associated CType ARRAY#_362_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2986 could not be translated for associated CType ARRAY#_362_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: 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 116, overapproximation of someUnaryDOUBLEoperation at line 137, overapproximation of someBinaryArithmeticDOUBLEoperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of to_real at line 117. Possible FailurePath: [L15-L107] FCALL const double T[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 0.51503807491005, 0.50000000000000, 0.48480962024634, 0.46947156278589, 0.45399049973955, 0.43837114678908, 0.42261826174070, 0.40673664307580, 0.39073112848927, 0.37460659341591, 0.35836794954530, 0.34202014332567, 0.32556815445716, 0.30901699437495, 0.29237170472274, 0.27563735581700, 0.25881904510252, 0.24192189559967, 0.22495105434387, 0.20791169081776, 0.19080899537654, 0.17364817766693, 0.15643446504023, 0.13917310096007, 0.12186934340515, 0.10452846326765, 0.08715574274766, 0.06975647374413, 0.05233595624294, 0.03489949670250, 0.01745240643728, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -0.08715574274766, -0.10452846326765, -0.12186934340515, -0.13917310096007, -0.15643446504023, -0.17364817766693, -0.19080899537654, -0.20791169081776, -0.22495105434386, -0.24192189559967, -0.25881904510252, -0.27563735581700, -0.29237170472274, -0.30901699437495, -0.32556815445716, -0.34202014332567, -0.35836794954530, -0.37460659341591, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; VAL [\old(T)=null, \old(T)=null, T={1:0}] [L143] double a, aa, r; [L145] a = -720 VAL [T={1:0}] [L145] COND TRUE a <= 720 [L146] aa = __VERIFIER_nondet_double() [L149] CALL, EXPR SIN(aa) VAL [\old(x)=2996, T={1:0}] [L137] COND TRUE x<0 VAL [\old(x)=2996, T={1:0}, x=2996] [L137] CALL, EXPR SIN_POS(-x) VAL [T={1:0}] [L131] COND FALSE !(x>180) VAL [\old(x)=3076, T={1:0}, x=3076] [L132] CALL, EXPR SIN_180(x) VAL [\old(x)=3076, T={1:0}] [L125] COND TRUE x<0 VAL [\old(x)=3076, T={1:0}, x=3076] [L125] CALL, EXPR SIN_0_180(-x) VAL [T={1:0}] [L112] double dx, i_dx, v_inf; [L113] double v_sup; [L114] int i; [L115] dx = 2*x [L116] i = dx [L117] i_dx = i [L118] EXPR, FCALL T[i] [L118] v_inf = T[i] [L119] EXPR, FCALL T[i+1] [L119] v_sup = T[i+1] [L120] RET return v_inf + (dx - i_dx) * (v_sup - v_inf); VAL [\old(x)=2995, i=308, T={1:0}, v_inf=2911, v_sup=2963, x=2995] [L125] EXPR SIN_0_180(-x) VAL [\old(x)=3076, SIN_0_180(-x)=2966, T={1:0}, x=3076] [L125] RET return -SIN_0_180(-x); [L132] EXPR SIN_180(x) VAL [\old(x)=3076, SIN_180(x)=2985, T={1:0}, x=3076] [L132] RET return SIN_180(x); [L137] EXPR SIN_POS(-x) VAL [\old(x)=2996, SIN_POS(-x)=2985, T={1:0}, x=2996] [L137] RET return -SIN_POS(-x); [L149] EXPR SIN(aa) VAL [a=2996, SIN(aa)=2955, T={1:0}] [L149] r = SIN(aa) [L151] CALL __VERIFIER_assert(r >= -1.1 && r <= 1.1) VAL [\old(cond)=0, T={1:0}] [L12] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={1:0}] [L12] __VERIFIER_error() VAL [\old(cond)=0, cond=0, T={1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 50 locations, 1 error locations. UNSAFE Result, 0.4s 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=50occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 15:03:56,738 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:03:56,739 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:03:56,748 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:03:56,748 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:03:56,749 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:03:56,749 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:03:56,751 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:03:56,752 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:03:56,752 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:03:56,753 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:03:56,753 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:03:56,754 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:03:56,754 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:03:56,755 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:03:56,756 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:03:56,756 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:03:56,757 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:03:56,759 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:03:56,760 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:03:56,760 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:03:56,761 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:03:56,763 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:03:56,763 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:03:56,763 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:03:56,764 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:03:56,764 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:03:56,765 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:03:56,765 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:03:56,766 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:03:56,766 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:03:56,767 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:03:56,767 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:03:56,767 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:03:56,767 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:03:56,768 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:03:56,768 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 15:03:56,778 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:03:56,778 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:03:56,779 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:03:56,779 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:03:56,779 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:03:56,779 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:03:56,780 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:03:56,780 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:03:56,780 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:03:56,780 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:03:56,780 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:03:56,780 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:03:56,780 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:03:56,781 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:03:56,781 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:03:56,781 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:03:56,781 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:03:56,781 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:03:56,781 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:03:56,781 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:03:56,781 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:03:56,782 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:03:56,782 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:03:56,782 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:03:56,782 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:03:56,782 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:03:56,782 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:03:56,782 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:03:56,783 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 15:03:56,783 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:03:56,783 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:03:56,783 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:03:56,783 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_8041d577-e084-422f-b84b-64c733f237af/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 -> daebae9048d6150074185fe76a0ada59137920b5 [2018-11-18 15:03:56,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:03:56,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:03:56,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:03:56,826 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:03:56,826 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:03:56,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange_true-unreach-call.c [2018-11-18 15:03:56,866 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/a67fe72a5/bfebf0377adf4baa907c06f5f0fe56de/FLAGd023e8500 [2018-11-18 15:03:57,168 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:03:57,168 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange_true-unreach-call.c [2018-11-18 15:03:57,173 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/a67fe72a5/bfebf0377adf4baa907c06f5f0fe56de/FLAGd023e8500 [2018-11-18 15:03:57,182 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/data/a67fe72a5/bfebf0377adf4baa907c06f5f0fe56de [2018-11-18 15:03:57,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:03:57,185 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:03:57,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:03:57,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:03:57,188 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:03:57,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85d2bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57, skipping insertion in model container [2018-11-18 15:03:57,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:03:57,219 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:03:57,369 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:03:57,405 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:03:57,437 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:03:57,501 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:03:57,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57 WrapperNode [2018-11-18 15:03:57,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:03:57,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:03:57,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:03:57,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:03:57,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... [2018-11-18 15:03:57,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:03:57,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:03:57,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:03:57,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:03:57,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/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 [2018-11-18 15:03:57,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:03:57,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:03:57,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 15:03:57,643 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 15:03:57,644 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 15:03:57,644 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 15:03:57,644 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 15:03:57,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:03:57,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:03:57,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 15:03:57,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 15:03:57,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 15:03:57,644 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:03:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 15:03:57,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:03:57,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 15:03:57,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:04:10,861 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:04:10,904 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:04:10,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:10 BoogieIcfgContainer [2018-11-18 15:04:10,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:04:10,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:04:10,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:04:10,909 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:04:10,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:03:57" (1/3) ... [2018-11-18 15:04:10,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6141765b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:04:10, skipping insertion in model container [2018-11-18 15:04:10,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:03:57" (2/3) ... [2018-11-18 15:04:10,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6141765b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:04:10, skipping insertion in model container [2018-11-18 15:04:10,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:10" (3/3) ... [2018-11-18 15:04:10,912 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_smallrange_true-unreach-call.c [2018-11-18 15:04:10,921 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:04:10,926 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:04:10,938 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:04:10,958 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:04:10,959 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:04:10,959 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:04:10,959 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:04:10,959 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:04:10,959 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:04:10,959 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:04:10,960 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:04:10,960 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:04:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2018-11-18 15:04:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 15:04:10,977 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:04:10,977 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:04:10,979 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:04:10,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:04:10,982 INFO L82 PathProgramCache]: Analyzing trace with hash 117692242, now seen corresponding path program 1 times [2018-11-18 15:04:10,985 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 15:04:10,985 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/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 [2018-11-18 15:04:10,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:04:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:12,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:04:12,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:04:12,050 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 15:04:12,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:04:12,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:04:12,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:04:12,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:04:12,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:04:12,084 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 2 states. [2018-11-18 15:04:12,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:04:12,095 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2018-11-18 15:04:12,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:04:12,096 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 35 [2018-11-18 15:04:12,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:04:12,100 INFO L225 Difference]: With dead ends: 50 [2018-11-18 15:04:12,100 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:04:12,102 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:04:12,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:04:12,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:04:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:04:12,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:04:12,120 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2018-11-18 15:04:12,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:04:12,120 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:04:12,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:04:12,121 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:04:12,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:04:12,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:04:12,208 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:04:12,208 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:04:12,208 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:04:12,209 INFO L425 ceAbstractionStarter]: For program point L131-2(line 131) no Hoare annotation was computed. [2018-11-18 15:04:12,209 INFO L425 ceAbstractionStarter]: For program point SIN_POSEXIT(lines 129 133) no Hoare annotation was computed. [2018-11-18 15:04:12,209 INFO L428 ceAbstractionStarter]: At program point SIN_POSENTRY(lines 129 133) the Hoare annotation is: true [2018-11-18 15:04:12,209 INFO L425 ceAbstractionStarter]: For program point SIN_POSFINAL(lines 129 133) no Hoare annotation was computed. [2018-11-18 15:04:12,209 INFO L428 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: true [2018-11-18 15:04:12,209 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 132) no Hoare annotation was computed. [2018-11-18 15:04:12,209 INFO L425 ceAbstractionStarter]: For program point L132-1(line 132) no Hoare annotation was computed. [2018-11-18 15:04:12,209 INFO L428 ceAbstractionStarter]: At program point L131-1(line 131) the Hoare annotation is: true [2018-11-18 15:04:12,209 INFO L425 ceAbstractionStarter]: For program point SINEXIT(lines 135 139) no Hoare annotation was computed. [2018-11-18 15:04:12,209 INFO L428 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: true [2018-11-18 15:04:12,210 INFO L425 ceAbstractionStarter]: For program point L137(lines 137 138) no Hoare annotation was computed. [2018-11-18 15:04:12,210 INFO L425 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-11-18 15:04:12,210 INFO L428 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: true [2018-11-18 15:04:12,210 INFO L425 ceAbstractionStarter]: For program point L137-2(line 137) no Hoare annotation was computed. [2018-11-18 15:04:12,210 INFO L428 ceAbstractionStarter]: At program point SINENTRY(lines 135 139) the Hoare annotation is: true [2018-11-18 15:04:12,210 INFO L425 ceAbstractionStarter]: For program point SINFINAL(lines 135 139) no Hoare annotation was computed. [2018-11-18 15:04:12,210 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:04:12,210 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 15:04:12,210 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:04:12,210 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:04:12,210 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 141 154) the Hoare annotation is: true [2018-11-18 15:04:12,210 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 141 154) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L428 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: true [2018-11-18 15:04:12,211 INFO L425 ceAbstractionStarter]: For program point L151-1(lines 145 152) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L428 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-18 15:04:12,211 INFO L425 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L425 ceAbstractionStarter]: For program point L145-1(lines 145 152) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L428 ceAbstractionStarter]: At program point L145-3(lines 145 152) the Hoare annotation is: true [2018-11-18 15:04:12,211 INFO L425 ceAbstractionStarter]: For program point L145-4(lines 145 152) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 141 154) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L425 ceAbstractionStarter]: For program point SIN_0_180FINAL(lines 110 121) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L425 ceAbstractionStarter]: For program point SIN_0_180EXIT(lines 110 121) no Hoare annotation was computed. [2018-11-18 15:04:12,211 INFO L428 ceAbstractionStarter]: At program point SIN_0_180ENTRY(lines 110 121) the Hoare annotation is: true [2018-11-18 15:04:12,212 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 12) the Hoare annotation is: true [2018-11-18 15:04:12,212 INFO L425 ceAbstractionStarter]: For program point L12(line 12) no Hoare annotation was computed. [2018-11-18 15:04:12,212 INFO L425 ceAbstractionStarter]: For program point L12-1(line 12) no Hoare annotation was computed. [2018-11-18 15:04:12,212 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 12) no Hoare annotation was computed. [2018-11-18 15:04:12,212 INFO L425 ceAbstractionStarter]: For program point L12-3(line 12) no Hoare annotation was computed. [2018-11-18 15:04:12,212 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2018-11-18 15:04:12,212 INFO L428 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: true [2018-11-18 15:04:12,212 INFO L428 ceAbstractionStarter]: At program point SIN_180ENTRY(lines 123 127) the Hoare annotation is: true [2018-11-18 15:04:12,212 INFO L425 ceAbstractionStarter]: For program point L125(lines 125 126) no Hoare annotation was computed. [2018-11-18 15:04:12,212 INFO L425 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2018-11-18 15:04:12,213 INFO L425 ceAbstractionStarter]: For program point SIN_180FINAL(lines 123 127) no Hoare annotation was computed. [2018-11-18 15:04:12,213 INFO L428 ceAbstractionStarter]: At program point L125-1(line 125) the Hoare annotation is: true [2018-11-18 15:04:12,213 INFO L425 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-11-18 15:04:12,213 INFO L425 ceAbstractionStarter]: For program point SIN_180EXIT(lines 123 127) no Hoare annotation was computed. [2018-11-18 15:04:12,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:04:12 BoogieIcfgContainer [2018-11-18 15:04:12,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:04:12,221 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:04:12,221 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:04:12,221 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:04:12,221 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:10" (3/4) ... [2018-11-18 15:04:12,224 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:04:12,228 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:04:12,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_POS [2018-11-18 15:04:12,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN [2018-11-18 15:04:12,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:04:12,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-18 15:04:12,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_0_180 [2018-11-18 15:04:12,229 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_180 [2018-11-18 15:04:12,236 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 202 nodes and edges [2018-11-18 15:04:12,237 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 96 nodes and edges [2018-11-18 15:04:12,237 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-18 15:04:12,237 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-18 15:04:12,238 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 15:04:12,238 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:04:12,238 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:04:12,238 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:04:12,239 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:04:12,277 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8041d577-e084-422f-b84b-64c733f237af/bin-2019/uautomizer/witness.graphml [2018-11-18 15:04:12,277 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:04:12,277 INFO L168 Benchmark]: Toolchain (without parser) took 15093.44 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 747.1 MB). Free memory was 949.7 MB in the beginning and 1.2 GB in the end (delta: -208.1 MB). Peak memory consumption was 539.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:12,278 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:04:12,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.41 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 917.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:12,279 INFO L168 Benchmark]: Boogie Preprocessor took 99.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 917.5 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:12,279 INFO L168 Benchmark]: RCFGBuilder took 13303.64 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 624.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -164.6 MB). Peak memory consumption was 952.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:12,280 INFO L168 Benchmark]: TraceAbstraction took 1314.63 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 116.0 MB). Peak memory consumption was 116.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:12,280 INFO L168 Benchmark]: Witness Printer took 56.43 ms. Allocated memory is still 1.8 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:04:12,282 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.41 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 917.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 917.5 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 13303.64 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 624.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -164.6 MB). Peak memory consumption was 952.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1314.63 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 116.0 MB). Peak memory consumption was 116.0 MB. Max. memory is 11.5 GB. * Witness Printer took 56.43 ms. Allocated memory is still 1.8 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 50 locations, 1 error locations. SAFE Result, 1.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 18 LocationsWithAnnotation, 25 PreInvPairs, 25 NumberOfFragments, 18 HoareAnnotationTreeSize, 25 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 18 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 1156 SizeOfPredicates, 0 NumberOfNonLiveVariables, 71 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...