./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/arctan_Pade_true-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_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 .................................................................................................................................................................................................................................... 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_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 ................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 09:15:18,373 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 09:15:18,374 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 09:15:18,380 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 09:15:18,380 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 09:15:18,381 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 09:15:18,381 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 09:15:18,382 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 09:15:18,383 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 09:15:18,383 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 09:15:18,384 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 09:15:18,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 09:15:18,384 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 09:15:18,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 09:15:18,385 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 09:15:18,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 09:15:18,386 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 09:15:18,387 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 09:15:18,388 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 09:15:18,389 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 09:15:18,389 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 09:15:18,390 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 09:15:18,391 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 09:15:18,391 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 09:15:18,391 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 09:15:18,392 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 09:15:18,392 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 09:15:18,393 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 09:15:18,393 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 09:15:18,393 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 09:15:18,394 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 09:15:18,394 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 09:15:18,394 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 09:15:18,394 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 09:15:18,395 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 09:15:18,395 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 09:15:18,395 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 09:15:18,402 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 09:15:18,403 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 09:15:18,403 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 09:15:18,403 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 09:15:18,404 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 09:15:18,404 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 09:15:18,404 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 09:15:18,404 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 09:15:18,404 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 09:15:18,404 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 09:15:18,404 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 09:15:18,405 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 09:15:18,405 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 09:15:18,405 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 09:15:18,405 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 09:15:18,405 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 09:15:18,405 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 09:15:18,405 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 09:15:18,405 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 09:15:18,406 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 09:15:18,406 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 09:15:18,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 09:15:18,407 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_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak 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 -> Kojak 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 -> 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 [2018-12-02 09:15:18,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 09:15:18,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 09:15:18,432 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 09:15:18,433 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 09:15:18,434 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 09:15:18,434 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-12-02 09:15:18,470 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/652cbcabb/9eb706c10b634b8db1a3b4f793f4b444/FLAG725a76aed [2018-12-02 09:15:18,884 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 09:15:18,884 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-12-02 09:15:18,888 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/652cbcabb/9eb706c10b634b8db1a3b4f793f4b444/FLAG725a76aed [2018-12-02 09:15:18,897 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/652cbcabb/9eb706c10b634b8db1a3b4f793f4b444 [2018-12-02 09:15:18,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 09:15:18,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 09:15:18,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 09:15:18,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 09:15:18,903 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 09:15:18,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:18" (1/1) ... [2018-12-02 09:15:18,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355d8d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:18, skipping insertion in model container [2018-12-02 09:15:18,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:18" (1/1) ... [2018-12-02 09:15:18,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 09:15:18,925 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 09:15:19,026 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:15:19,029 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 09:15:19,040 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:15:19,049 INFO L195 MainTranslator]: Completed translation [2018-12-02 09:15:19,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19 WrapperNode [2018-12-02 09:15:19,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 09:15:19,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 09:15:19,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 09:15:19,050 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 09:15:19,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 09:15:19,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 09:15:19,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 09:15:19,071 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 09:15:19,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 09:15:19,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 09:15:19,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 09:15:19,114 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 09:15:19,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 09:15:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 09:15:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 09:15:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2018-12-02 09:15:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2018-12-02 09:15:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2018-12-02 09:15:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2018-12-02 09:15:19,258 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 09:15:19,258 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-02 09:15:19,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:19 BoogieIcfgContainer [2018-12-02 09:15:19,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 09:15:19,259 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 09:15:19,259 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 09:15:19,267 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 09:15:19,267 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:19" (1/1) ... [2018-12-02 09:15:19,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:15:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:15:19,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-02 09:15:19,294 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-02 09:15:19,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 09:15:19,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:15:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:15:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:15:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:15:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:15:19,392 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-02 09:15:19,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:15:19 ImpRootNode [2018-12-02 09:15:19,412 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 09:15:19,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 09:15:19,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 09:15:19,412 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 09:15:19,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:19" (3/4) ... [2018-12-02 09:15:19,415 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 09:15:19,415 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 09:15:19,416 INFO L168 Benchmark]: Toolchain (without parser) took 516.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:15:19,417 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:15:19,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 149.09 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-02 09:15:19,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.26 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:15:19,418 INFO L168 Benchmark]: Boogie Preprocessor took 42.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-12-02 09:15:19,419 INFO L168 Benchmark]: RCFGBuilder took 145.01 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: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-12-02 09:15:19,420 INFO L168 Benchmark]: CodeCheck took 152.97 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: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-12-02 09:15:19,420 INFO L168 Benchmark]: Witness Printer took 3.21 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. [2018-12-02 09:15:19,422 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 27 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 49, overapproximation of someUnaryDOUBLEoperation at line 36, overapproximation of someBinaryArithmeticDOUBLEoperation at line 19. Possible FailurePath: [L15] const double Pi=3.141592653589793238; [L42] double a, r; [L44] a = __VERIFIER_nondet_double() [L36] COND TRUE x < 0 VAL [Pi=1570796326794896619/500000000000000000] [L36] CALL, EXPR ARCTAN_POS(-x) VAL [Pi=1570796326794896619/500000000000000000] [L30] COND FALSE !(x > 1.) VAL [\old(x)=1, Pi=1570796326794896619/500000000000000000, x=1] [L31] CALL, EXPR ARCTAN_0_1(x) VAL [Pi=1570796326794896619/500000000000000000] [L19] double x_2 = x*x; [L20] return 1. - x_2 / (3. + 9./5.*x_2); [L25] return x*PADE_2_2(x); [L31] RET, EXPR ARCTAN_0_1(x) VAL [\old(x)=1, ARCTAN_0_1(x)=2, Pi=1570796326794896619/500000000000000000, x=1] [L31] return ARCTAN_0_1(x); [L36] RET, EXPR ARCTAN_POS(-x) VAL [Pi=1570796326794896619/500000000000000000] [L36] return -ARCTAN_POS(-x); [L47] r = ARCTAN(a) [L12] COND TRUE !(cond) VAL [Pi=1570796326794896619/500000000000000000] [L12] __VERIFIER_error() VAL [Pi=1570796326794896619/500000000000000000] * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 149.09 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.26 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 145.01 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: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * CodeCheck took 152.97 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: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.21 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. 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 [2018-12-02 09:15:20,684 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 09:15:20,685 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 09:15:20,691 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 09:15:20,691 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 09:15:20,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 09:15:20,692 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 09:15:20,693 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 09:15:20,694 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 09:15:20,694 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 09:15:20,695 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 09:15:20,695 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 09:15:20,695 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 09:15:20,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 09:15:20,696 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 09:15:20,697 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 09:15:20,697 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 09:15:20,698 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 09:15:20,699 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 09:15:20,700 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 09:15:20,700 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 09:15:20,701 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 09:15:20,702 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 09:15:20,702 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 09:15:20,702 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 09:15:20,703 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 09:15:20,703 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 09:15:20,703 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 09:15:20,704 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 09:15:20,704 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 09:15:20,705 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 09:15:20,705 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 09:15:20,705 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 09:15:20,705 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 09:15:20,706 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 09:15:20,706 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 09:15:20,706 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 09:15:20,713 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 09:15:20,713 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 09:15:20,714 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 09:15:20,714 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 09:15:20,715 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 09:15:20,715 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 09:15:20,715 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 09:15:20,715 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 09:15:20,715 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 09:15:20,715 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 09:15:20,715 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 09:15:20,715 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 09:15:20,716 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 09:15:20,716 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 09:15:20,716 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 09:15:20,716 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 09:15:20,716 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 09:15:20,716 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 09:15:20,716 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 09:15:20,716 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 09:15:20,717 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 09:15:20,717 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 09:15:20,717 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 09:15:20,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 09:15:20,717 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 09:15:20,717 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 09:15:20,717 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 09:15:20,718 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 09:15:20,718 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 09:15:20,718 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 09:15:20,718 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 09:15:20,718 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 09:15:20,718 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_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak 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 -> Kojak 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 -> 8df1e49a9eb646d8ac7821b53cc17b33c788acf9 [2018-12-02 09:15:20,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 09:15:20,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 09:15:20,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 09:15:20,751 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 09:15:20,751 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 09:15:20,751 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-12-02 09:15:20,798 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/7b109d84e/5ef0dea238d04bf99014a2ef8b822d5e/FLAG75997239f [2018-12-02 09:15:21,198 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 09:15:21,199 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/sv-benchmarks/c/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-12-02 09:15:21,202 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/7b109d84e/5ef0dea238d04bf99014a2ef8b822d5e/FLAG75997239f [2018-12-02 09:15:21,210 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/data/7b109d84e/5ef0dea238d04bf99014a2ef8b822d5e [2018-12-02 09:15:21,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 09:15:21,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 09:15:21,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 09:15:21,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 09:15:21,215 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 09:15:21,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35441f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21, skipping insertion in model container [2018-12-02 09:15:21,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 09:15:21,232 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 09:15:21,320 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:15:21,323 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 09:15:21,334 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:15:21,343 INFO L195 MainTranslator]: Completed translation [2018-12-02 09:15:21,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21 WrapperNode [2018-12-02 09:15:21,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 09:15:21,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 09:15:21,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 09:15:21,344 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 09:15:21,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 09:15:21,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 09:15:21,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 09:15:21,366 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 09:15:21,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... [2018-12-02 09:15:21,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 09:15:21,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 09:15:21,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 09:15:21,380 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 09:15:21,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_830c23ed-8198-40a4-96a1-059657eac267/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 09:15:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 09:15:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 09:15:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2018-12-02 09:15:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2018-12-02 09:15:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2018-12-02 09:15:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2018-12-02 09:16:11,995 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 09:16:11,995 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-02 09:16:11,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:16:11 BoogieIcfgContainer [2018-12-02 09:16:11,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 09:16:11,996 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 09:16:11,996 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 09:16:12,004 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 09:16:12,004 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:16:11" (1/1) ... [2018-12-02 09:16:12,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:16:12,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:16:12,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-02 09:16:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-02 09:16:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 09:16:12,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:16:12,082 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 09:16:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-02 09:16:23,449 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 09:16:23,452 INFO L168 Benchmark]: Toolchain (without parser) took 62239.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -141.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:16:23,453 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-02 09:16:23,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 130.58 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 09:16:23,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.21 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 09:16:23,455 INFO L168 Benchmark]: Boogie Preprocessor took 14.47 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:16:23,455 INFO L168 Benchmark]: RCFGBuilder took 50615.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-02 09:16:23,456 INFO L168 Benchmark]: CodeCheck took 11454.92 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-02 09:16:23,458 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 130.58 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.21 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.47 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 50615.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * CodeCheck took 11454.92 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...