./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_4_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_4_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/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 c6ebcad508768cfd23c1e789e2415fe511a2a196 .................................................................................................................................................................................................................. 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_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_4_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/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 c6ebcad508768cfd23c1e789e2415fe511a2a196 ............................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:23:50,683 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:23:50,684 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:23:50,691 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:23:50,691 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:23:50,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:23:50,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:23:50,694 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:23:50,695 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:23:50,696 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:23:50,697 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:23:50,697 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:23:50,698 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:23:50,699 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:23:50,700 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:23:50,700 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:23:50,701 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:23:50,703 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:23:50,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:23:50,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:23:50,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:23:50,707 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:23:50,708 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:23:50,708 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:23:50,708 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:23:50,709 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:23:50,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:23:50,711 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:23:50,711 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:23:50,712 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:23:50,712 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:23:50,713 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:23:50,713 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:23:50,713 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:23:50,714 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:23:50,715 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:23:50,715 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:23:50,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:23:50,725 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:23:50,726 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:23:50,726 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:23:50,727 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:23:50,727 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:23:50,727 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:23:50,727 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:23:50,727 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:23:50,727 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:23:50,728 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:23:50,728 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:23:50,729 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:23:50,729 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:23:50,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:23:50,729 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:23:50,729 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:23:50,729 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:23:50,729 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:23:50,729 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:23:50,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:23:50,730 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_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/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 -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2018-11-10 12:23:50,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:23:50,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:23:50,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:23:50,766 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:23:50,766 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:23:50,767 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_4_true-unreach-call_true-termination.i [2018-11-10 12:23:50,804 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/88aeea3c6/c6ce722d03da478c964ffb30b40c7903/FLAG5d052b65f [2018-11-10 12:23:51,136 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:23:51,137 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/sv-benchmarks/c/floats-cdfpl/newton_2_4_true-unreach-call_true-termination.i [2018-11-10 12:23:51,141 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/88aeea3c6/c6ce722d03da478c964ffb30b40c7903/FLAG5d052b65f [2018-11-10 12:23:51,152 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/88aeea3c6/c6ce722d03da478c964ffb30b40c7903 [2018-11-10 12:23:51,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:23:51,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:23:51,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:23:51,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:23:51,159 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:23:51,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12305cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51, skipping insertion in model container [2018-11-10 12:23:51,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:23:51,181 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:23:51,284 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:23:51,287 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:23:51,299 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:23:51,307 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:23:51,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51 WrapperNode [2018-11-10 12:23:51,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:23:51,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:23:51,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:23:51,309 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:23:51,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:23:51,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:23:51,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:23:51,327 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:23:51,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:23:51,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:23:51,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:23:51,338 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:23:51,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/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 [2018-11-10 12:23:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-10 12:23:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-10 12:23:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:23:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:23:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-11-10 12:23:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-11-10 12:23:51,525 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:23:51,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:23:51 BoogieIcfgContainer [2018-11-10 12:23:51,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:23:51,526 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:23:51,526 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:23:51,533 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:23:51,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:23:51" (1/1) ... [2018-11-10 12:23:51,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:23:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:23:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-11-10 12:23:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-11-10 12:23:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:23:51,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:23:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:23:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:23:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:23:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:23:51,682 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 12:23:51,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:23:51 ImpRootNode [2018-11-10 12:23:51,699 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:23:51,699 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:23:51,699 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:23:51,699 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:23:51,700 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:23:51" (3/4) ... [2018-11-10 12:23:51,702 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:23:51,702 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:23:51,703 INFO L168 Benchmark]: Toolchain (without parser) took 548.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:23:51,704 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:23:51,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.66 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:23:51,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.87 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:23:51,706 INFO L168 Benchmark]: Boogie Preprocessor took 11.19 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:23:51,707 INFO L168 Benchmark]: RCFGBuilder took 187.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:23:51,707 INFO L168 Benchmark]: CodeCheck took 172.93 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:23:51,708 INFO L168 Benchmark]: Witness Printer took 3.39 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. [2018-11-10 12:23:51,711 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, 21 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, 17 NumberOfCodeBlocks, 17 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: 28]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 17, overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 21. Possible FailurePath: [L16] float IN = __VERIFIER_nondet_float(); [L19] CALL, EXPR f(IN) VAL [\old(x)=0] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L19] EXPR f(IN) [L19] CALL, EXPR fp(IN) VAL [\old(x)=0] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L19] EXPR fp(IN) [L19] float x = IN - f(IN)/fp(IN); [L21] CALL, EXPR f(x) VAL [\old(x)=3] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L21] EXPR f(x) [L21] CALL, EXPR fp(x) VAL [\old(x)=3] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L21] EXPR fp(x) [L21] x = x - f(x)/fp(x) [L27] COND TRUE !(x < 0.1) [L28] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 152.66 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.87 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.19 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 187.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * CodeCheck took 172.93 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.39 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 0.1.23-1dbac8b [2018-11-10 12:23:53,176 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:23:53,178 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:23:53,187 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:23:53,187 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:23:53,188 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:23:53,189 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:23:53,191 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:23:53,192 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:23:53,193 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:23:53,194 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:23:53,194 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:23:53,195 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:23:53,196 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:23:53,197 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:23:53,197 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:23:53,198 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:23:53,200 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:23:53,201 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:23:53,202 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:23:53,203 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:23:53,204 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:23:53,207 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:23:53,207 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:23:53,207 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:23:53,208 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:23:53,209 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:23:53,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:23:53,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:23:53,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:23:53,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:23:53,212 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:23:53,213 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:23:53,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:23:53,214 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:23:53,215 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:23:53,215 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:23:53,227 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:23:53,228 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:23:53,228 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:23:53,229 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:23:53,229 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:23:53,229 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:23:53,230 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:23:53,230 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:23:53,231 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:23:53,231 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:23:53,231 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:23:53,231 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:23:53,231 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:23:53,231 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:23:53,231 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:23:53,232 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:23:53,232 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:23:53,232 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:23:53,232 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:23:53,232 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:23:53,232 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:23:53,233 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:23:53,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:23:53,233 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:23:53,233 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:23:53,233 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:23:53,233 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:23:53,234 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:23:53,234 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:23:53,234 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:23:53,234 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:23:53,234 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_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/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 -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2018-11-10 12:23:53,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:23:53,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:23:53,284 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:23:53,285 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:23:53,286 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:23:53,286 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_4_true-unreach-call_true-termination.i [2018-11-10 12:23:53,334 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/ec7287784/3b4b1893dece4fb28baca40742541c00/FLAG00e49a718 [2018-11-10 12:23:53,726 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:23:53,727 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/sv-benchmarks/c/floats-cdfpl/newton_2_4_true-unreach-call_true-termination.i [2018-11-10 12:23:53,730 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/ec7287784/3b4b1893dece4fb28baca40742541c00/FLAG00e49a718 [2018-11-10 12:23:53,739 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/bin-2019/ukojak/data/ec7287784/3b4b1893dece4fb28baca40742541c00 [2018-11-10 12:23:53,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:23:53,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:23:53,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:23:53,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:23:53,746 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:23:53,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5db9120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53, skipping insertion in model container [2018-11-10 12:23:53,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:23:53,769 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:23:53,904 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:23:53,908 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:23:53,922 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:23:53,932 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:23:53,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53 WrapperNode [2018-11-10 12:23:53,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:23:53,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:23:53,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:23:53,933 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:23:53,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:23:53,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:23:53,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:23:53,955 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:23:53,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... [2018-11-10 12:23:53,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:23:53,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:23:53,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:23:53,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:23:53,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:23:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b11bae6a-8c3c-445b-ac67-6877c43a2ff7/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 [2018-11-10 12:23:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-10 12:23:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-10 12:23:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:23:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:23:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-11-10 12:23:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-11-10 12:24:39,161 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:24:39,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:24:39 BoogieIcfgContainer [2018-11-10 12:24:39,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:24:39,162 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:24:39,162 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:24:39,170 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:24:39,170 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:24:39" (1/1) ... [2018-11-10 12:24:39,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:24:39,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:24:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-11-10 12:24:39,201 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-11-10 12:24:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:24:39,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:24:39,240 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:24:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 12:24:52,167 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:508) 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) [2018-11-10 12:24:52,169 INFO L168 Benchmark]: Toolchain (without parser) took 58427.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -142.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:24:52,171 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. [2018-11-10 12:24:52,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.76 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:24:52,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.09 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:24:52,173 INFO L168 Benchmark]: Boogie Preprocessor took 18.58 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:24:52,173 INFO L168 Benchmark]: RCFGBuilder took 45187.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -165.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:24:52,174 INFO L168 Benchmark]: CodeCheck took 13006.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:24:52,177 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:508) * 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 188.76 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 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 22.09 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.58 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 45187.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -165.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * CodeCheck took 13006.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...